chore: fixes module pathing

.env

@@ -0,0 +1,2 @@
+SCREEPS_TOKEN=750fa279-9243-42f4-892f-614103d51394
+SCREEPS_BRANCH=default

.gitignore

@@ -4,3 +4,9 @@
 
 # Screeps Config
 .screeps.yml
+docker/.env
+
+.env*
+
+.idea/
+.vscode/

.prettierrc

@@ -1,9 +0,0 @@
-{
-  "semi": true,
-  "tabWidth": 4,
-  "printWidth": 120,
-  "singleQuote": false,
-  "trailingComma": "none",
-  "arrowParens": "avoid",
-  "endOfLine": "auto"
-}

.screeps.example.yml

@@ -1,16 +0,0 @@
-servers:
-  main:
-    host: screeps.com
-    secure: true
-    token: {TOKEN}
-  ptr:
-    host: screeps.com
-    secure: true
-    token: {TOKEN}
-    ptr: true
-
-    
-configs:
-  screepsconsole:
-    maxHistory: 20000
-    maxScroll: 20000

.vscode/extensions.json

@@ -1,5 +1,3 @@
 {
-    "recommendations": [
+    "recommendations": ["ms-vscode-remote.vscode-remote-extensionpack"]
-        "ms-vscode-remote.vscode-remote-extensionpack"
-    ]
 }

docker/.env.sample

@@ -0,0 +1 @@
+STEAM_KEY="<https://steamcommunity.com/dev/apikey>"

docker/config.yml

@@ -0,0 +1,21 @@
+serverConfig:
+    tickRate: 100
+    whitelist:
+        - YoshiUnfriendly
+    gclToCPU: true
+    maxCPU: 100
+    baseCPU: 20
+    stepCPU: 10
+
+mods:
+    - screepsmod-auth
+    - screepsmod-admin-utils
+    - screepsmod-mongo
+bots:
+    simplebot: screepsbot-zeswarm
+
+launcherOptions:
+    # If set, automatically ensures all mods are updated
+    autoUpdate: false
+    # If set, forward console messages to terminal
+    logConsole: false

docker/docker-compose.yml

@@ -0,0 +1,38 @@
+services:
+    mongo:
+        container_name: screeps-mongo
+        image: mongo:4.4.18
+        volumes:
+            - mongo-data:/data/db
+        restart: unless-stopped
+
+    redis:
+        container_name: screeps-redis
+        image: redis:7
+        volumes:
+            - redis-data:/data
+        restart: unless-stopped
+
+    screeps:
+        container_name: screeps-server
+        image: ghcr.io/jomik/screeps-server:edge
+        depends_on:
+            - mongo
+            - redis
+        ports:
+            - 21025:21025
+        environment:
+            MONGO_HOST: mongo
+            REDIS_HOST: redis
+            STEAM_KEY: ${STEAM_KEY:?"Missing steam key"}
+        volumes:
+            - ./config.yml:/screeps/config.yml
+            - screeps-data:/data
+            - screeps-mods:/screeps/mods
+        restart: unless-stopped
+
+volumes:
+    screeps-data:
+    screeps-mods:
+    redis-data:
+    mongo-data:

esbuild.config.mjs

@@ -1,18 +1,18 @@
 import { build } from 'esbuild';
 
 build({
-  entryPoints: ['src/main.ts'],
+    entryPoints: ['src/main.ts'],
-  bundle: true,
+    bundle: true,
-  target: 'es6', // Screeps supports ES2018 well
+    target: 'es2018', // Screeps supports ES2018 well
-  platform: 'node',
+    platform: 'node',
-  tsconfig: 'tsconfig.json',
+    tsconfig: 'tsconfig.json',
-  format: 'cjs',
+    format: 'cjs',
-  outdir: 'dist',
+    outdir: 'dist',
-  sourcemap: true,
+    sourcemap: true,
-  logLevel: 'info',
+    logLevel: 'info',
-  minify: false,
+    minify: false,
-  keepNames: true, // optional: keeps function/class names
+    keepNames: true, // optional: keeps function/class names
-  banner: {
+    banner: {
-    js: `// Vitor Hideyoshi <vitor.h.n.batista@gmail.com> - ${new Date().toISOString()}\n`
+        js: `// Vitor Hideyoshi <vitor.h.n.batista@gmail.com> - ${new Date().toISOString()}\n`,
-  },
+    },
 }).catch(() => process.exit(1));

eslint.config.js

@@ -1,61 +1,64 @@
-const {
+const { defineConfig } = require('eslint/config');
-    defineConfig,
-} = require("eslint/config");
 
-const globals = require("globals");
+const globals = require('globals');
-const tsParser = require("@typescript-eslint/parser");
+const tsParser = require('@typescript-eslint/parser');
-const typescriptEslint = require("@typescript-eslint/eslint-plugin");
+const typescriptEslint = require('@typescript-eslint/eslint-plugin');
-const js = require("@eslint/js");
+const js = require('@eslint/js');
 
-const {
+const { FlatCompat } = require('@eslint/eslintrc');
-    FlatCompat,
-} = require("@eslint/eslintrc");
 
 const compat = new FlatCompat({
     baseDirectory: __dirname,
     recommendedConfig: js.configs.recommended,
-    allConfig: js.configs.all
+    allConfig: js.configs.all,
 });
 
-module.exports = defineConfig([{
+module.exports = defineConfig([
-    languageOptions: {
+    {
-        globals: {
+        languageOptions: {
-            ...globals.browser,
+            globals: {
+                ...globals.browser,
+            },
+
+            parser: tsParser,
+            ecmaVersion: 'latest',
+            sourceType: 'module',
+            parserOptions: {},
         },
 
-        parser: tsParser,
+        extends: compat.extends(
-        "ecmaVersion": "latest",
+            'eslint:recommended',
-        "sourceType": "module",
+            'plugin:@typescript-eslint/recommended',
-        parserOptions: {},
+            'prettier'
-    },
+        ),
 
-    extends: compat.extends("eslint:recommended", "plugin:@typescript-eslint/recommended", "prettier"),
+        plugins: {
-
+            '@typescript-eslint': typescriptEslint,
-    plugins: {
-        "@typescript-eslint": typescriptEslint,
-    },
-
-    "rules": {
-        "@typescript-eslint/no-namespace": "off",
-        "@typescript-eslint/no-explicit-any": "off",
-        "@typescript-eslint/no-unused-vars": [
-            "error",
-            {
-                "argsIgnorePattern": "^_",
-                "varsIgnorePattern": "^_",
-                "caughtErrorsIgnorePattern": "^_"
-            }
-        ],
-    },
-}, {
-    languageOptions: {
-        globals: {
-            ...globals.node,
         },
 
-        "sourceType": "script",
+        rules: {
-        parserOptions: {},
+            '@typescript-eslint/no-namespace': 'off',
+            '@typescript-eslint/no-explicit-any': 'off',
+            '@typescript-eslint/no-unused-vars': [
+                'error',
+                {
+                    argsIgnorePattern: '^_',
+                    varsIgnorePattern: '^_',
+                    caughtErrorsIgnorePattern: '^_',
+                },
+            ],
+        },
     },
+    {
+        languageOptions: {
+            globals: {
+                ...globals.node,
+            },
 
-    files: ["**/.eslintrc.{js,cjs}"],
+            sourceType: 'script',
-}]);
+            parserOptions: {},
+        },
+
+        files: ['**/.eslintrc.{js,cjs}'],
+    },
+]);

package.json

@@ -1,58 +1,63 @@
 {
-  "name": "screeps-typescript-starter",
+    "name": "hideyoshi-screeps",
-  "version": "3.0.0",
+    "version": "0.0.0",
-  "description": "",
+    "description": "Personal Screeps codebase for Hideyoshi",
-  "scripts": {
+    "scripts": {
-    "build": "node esbuild.config.mjs",
+        "build": "node esbuild.config.mjs",
-    "push:main": "npm run build && screeps-api --server main upload dist/*.js",
+        "push": "npm run build && ts-node publish.ts",
-    "push:sim": "npm run build && screeps-api --server main upload  --branch sim dist/*.js",
+        "format": "prettier --check --ignore-path .gitignore .",
-    "format": "prettier --config .prettierrc 'src/**/*.ts' --write && eslint --fix src/"
+        "format:fix": "prettier --write --ignore-path .gitignore .",
-  },
+        "test": "jest"
-  "repository": {
+    },
-    "type": "git",
+    "dependencies": {
-    "url": "git+https://github.com/screepers/screeps-typescript-starter.git"
+        "@trivago/prettier-plugin-sort-imports": "^6.0.2",
-  },
+        "@types/screeps": "^3.3.8",
-  "author": "",
+        "dotenv": "^17.4.2",
-  "license": "Unlicense",
+        "esbuild": "^0.28.0",
-  "bugs": {
+        "jest": "^30.3.0",
-    "url": "https://github.com/screepers/screeps-typescript-starter/issues"
+        "prettier": "^3.8.3",
-  },
+        "ts-jest": "^29.4.9",
-  "homepage": "https://github.com/screepers/screeps-typescript-starter#readme",
+        "ts-node": "^10.9.2",
-  "devDependencies": {
+        "typescript": "^6.0.3",
-    "@eslint/eslintrc": "^3.3.1",
+        "zod": "^4.3.6"
-    "@eslint/js": "^9.30.1",
+    },
-    "@rollup/plugin-commonjs": "^28.0.6",
+    "devDependencies": {
-    "@rollup/plugin-node-resolve": "^16.0.1",
+        "@types/jest": "^30.0.0",
-    "@types/chai": "^5.2.2",
+        "@types/node": "^25.6.0"
-    "@types/lodash": "4.17.20",
+    },
-    "@types/mocha": "^10.0.10",
+    "prettier": {
-    "@types/node": "^24.0.10",
+        "trailingComma": "es5",
-    "@types/screeps": "^3.3.8",
+        "semi": true,
-    "@types/sinon": "^17.0.4",
+        "tabWidth": 4,
-    "@types/sinon-chai": "^4.0.0",
+        "useTabs": false,
-    "@typescript-eslint/eslint-plugin": "^8.35.1",
+        "singleQuote": true,
-    "@typescript-eslint/parser": "^8.35.1",
+        "jsxSingleQuote": true,
-    "@typescript-eslint/typescript-estree": "^8.35.1",
+        "plugins": [
-    "chai": "^5.2.0",
+            "@trivago/prettier-plugin-sort-imports"
-    "esbuild": "^0.25.5",
+        ],
-    "eslint": "^9.30.1",
+        "importOrderParserPlugins": [
-    "eslint-config-prettier": "^10.1.5",
+            "typescript",
-    "eslint-import-resolver-typescript": "^4.4.4",
+            "jsx",
-    "eslint-plugin-import": "^2.32.0",
+            "decorators-legacy"
-    "eslint-plugin-prettier": "^5.5.1",
+        ]
-    "globals": "^16.3.0",
+    },
-    "lodash": "^4.17.21",
+    "jest": {
-    "mocha": "^11.7.1",
+        "testEnvironment": "node",
-    "prettier": "^3.6.2",
+        "transform": {
-    "screeps-api": "^1.7.2",
+            "^.+\\.(ts|tsx)$": "ts-jest"
-    "shelljs": "^0.10.0",
+        },
-    "sinon": "^21.0.0",
+        "moduleNameMapper": {
-    "sinon-chai": "^4.0.0",
+            "\\.(png|jpg|jpeg|gif|webp|svg|ico)$": "<rootDir>/tests/setup/__mocks__/fileMock.js",
-    "ts-node": "^10.9.2",
+            "^@/(.*)$": "<rootDir>/src/$1",
-    "tsconfig-paths": "^4.2.0",
+            "^~/(.*)$": "<rootDir>/$1"
-    "typescript": "^5.8.3"
+        },
-  },
+        "moduleFileExtensions": [
-  "dependencies": {
+            "ts",
-    "source-map": "~0.7.4"
+            "tsx",
-  }
+            "js"
+        ],
+        "testMatch": [
+            "**/?(*.)+(spec|test).[jt]s?(x)"
+        ]
+    }
 }

publish.ts

@@ -0,0 +1,99 @@
+import * as dotenv from 'dotenv';
+import * as fs from 'node:fs';
+import { z } from 'zod';
+
+import path = require('node:path');
+
+const EnvVariables = z.object({
+    DIST_PATH: z.string().default('./dist'),
+    SCREEPS_SERVER: z.url().default('https://screeps.com'),
+    SCREEPS_TOKEN: z.string(),
+    SCREEPS_BRANCH: z.string().default('default'),
+});
+type EnvVariables = z.infer<typeof EnvVariables>;
+
+const readEnv = (): EnvVariables => {
+    return EnvVariables.parse(process.env);
+};
+
+type ScriptPayload = {
+    branch: string;
+    modules: Record<string, string>;
+};
+
+type ScreepsHeaders = {
+    'X-Token': string;
+} & object;
+
+const publishScript = async (
+    screeps_server: string,
+    payload: ScriptPayload,
+    headers: ScreepsHeaders
+) => {
+    const resp = await fetch(screeps_server + '/api/user/code', {
+        method: 'POST',
+        headers: {
+            'Content-Type': 'application/json',
+            ...headers,
+        },
+        body: JSON.stringify(payload),
+    });
+    if (!resp.ok) {
+        const text = await resp.text();
+        throw new Error(`Upload failed: ${resp.status} ${text}`);
+    }
+};
+
+const genModuleKey = (filePath: string): string => {
+    filePath = filePath.split(path.sep).slice(1).join(path.sep);
+    return filePath.split('.')[0].split(path.sep).join('.');
+};
+
+const parseDist = (dist_path: string): Record<string, string> => {
+    let modules: Record<string, string> = {};
+
+    const files = fs.readdirSync(dist_path, { withFileTypes: true });
+    for (const file of files) {
+        if (file.isDirectory()) {
+            const subModules = parseDist(path.join(dist_path, file.name));
+            modules = {
+                ...modules,
+                ...subModules,
+            };
+            continue;
+        }
+
+        if (!file.name.endsWith('.js')) {
+            continue;
+        }
+
+        const filePath = path.join(dist_path, file.name);
+        const module_key = genModuleKey(filePath);
+        modules[module_key] = fs.readFileSync(filePath, 'utf-8');
+    }
+    return modules;
+};
+
+const main = async () => {
+    dotenv.config();
+
+    const env = readEnv();
+
+    const payload: ScriptPayload = {
+        branch: env.SCREEPS_BRANCH,
+        modules: parseDist(env.DIST_PATH),
+    };
+    const headers: ScreepsHeaders = {
+        'X-Token': env.SCREEPS_TOKEN,
+    };
+
+    await publishScript(env.SCREEPS_SERVER, payload, headers);
+};
+
+main()
+    .then(() => {
+        console.log('Script published successfully!');
+    })
+    .catch((error) => {
+        console.error(error);
+    });

src/CreepRunner.ts

@@ -0,0 +1,40 @@
+import { CreepRole, CreepRoles } from '@/types/creeps';
+import { getRoomCreeps } from '@/utils/funcs/getRoomCreeps';
+
+class CreepRunner {
+    public static run(room: Room, state: GameState): GameState {
+        for (const name in getRoomCreeps(room)) {
+            const creep = Game.creeps[name];
+
+            if (!creep) {
+                this.clearDeadCreepMemory(name, state);
+                continue;
+            }
+
+            const roleDefinition = CreepRoles[creep.memory.role as CreepRole];
+            if (!roleDefinition) {
+                this.clearDeadCreepMemory(name, state);
+                continue;
+            }
+
+            state = roleDefinition.handler.run(creep, state);
+        }
+
+        return state;
+    }
+
+    private static clearDeadCreepMemory(
+        creepName: string,
+        state: GameState
+    ): void {
+        console.log(`Creep ${creepName} is dead, cleaning up memory.`);
+
+        const roleDefinition =
+            CreepRoles[Memory.creeps[creepName].role as CreepRole];
+        roleDefinition.handler.destroy(Memory.creeps[creepName], state);
+
+        delete Memory.creeps[creepName]; // Clean up memory for dead creeps
+    }
+}
+
+export default CreepRunner;

src/RequisitionsManager.ts

@@ -0,0 +1,97 @@
+import { CreepRequisition, CreepRole, CreepRoles } from '@/types/creeps';
+import { DEFAULT_GAME_CONFIG } from '@/types/gameConfig';
+import { get_role_cost } from '@/utils/funcs/getRoleCost';
+import { getRoomCreeps } from '@/utils/funcs/getRoomCreeps';
+import { sortCreepRolesByPriority } from '@/utils/funcs/sortCreepRolesByPriority';
+
+class RequisitionsManager {
+    public static validateState(room: Room, state: GameState): GameState {
+        const creepRequisition = this.getRoomRequisition(room);
+
+        if (Object.values(creepRequisition).every((count) => count <= 0)) {
+            return state;
+        }
+
+        const totalCreeps = Object.values(room.find(FIND_MY_CREEPS)).length;
+        if (totalCreeps >= state.maxHarvesters) {
+            return state; // No need to spawn more creeps
+        }
+
+        for (const spawn of room.find(FIND_MY_SPAWNS)) {
+            this.fulfillSpawnRequisition(spawn, creepRequisition);
+        }
+
+        return state;
+    }
+
+    private static fulfillSpawnRequisition(
+        spawn: StructureSpawn,
+        creepRequisition: CreepRequisition
+    ): boolean {
+        if (spawn.spawning) {
+            return false;
+        }
+
+        const rolesToSpawn = sortCreepRolesByPriority(creepRequisition);
+
+        for (const role of rolesToSpawn) {
+            if (spawn.store[RESOURCE_ENERGY] < get_role_cost(role)) {
+                continue;
+            }
+
+            const newName = `${role.name}_${Game.time}`;
+            const spawnResult = spawn.spawnCreep(role.body, newName, {
+                memory: {
+                    role: role.name,
+                    room: spawn.room.name,
+                    spawnId: spawn.id,
+                    working: false,
+                },
+            });
+            if (spawnResult === OK) {
+                console.log(
+                    `Spawn ${spawn.name} successfully spawned a new ${role.name}: ${newName}.`
+                );
+                return true; // Exit after spawning one creep
+            } else {
+                console.error(
+                    `Spawn ${spawn.name} failed to spawn a new ${role.name}: ${spawnResult}`
+                );
+            }
+        }
+
+        return false; // No creeps were spawned
+    }
+
+    private static getRoomRequisition(room: Room): CreepRequisition {
+        const creepCounts: Record<string, number> = {};
+        for (const creepMemory of Object.values(getRoomCreeps(room))) {
+            const role = creepMemory.role;
+            creepCounts[role] = (creepCounts[role] || 0) + 1;
+        }
+
+        const requisition: CreepRequisition = {
+            harvester: 0,
+            upgrader: 0,
+            builder: 0,
+        };
+        for (const role in DEFAULT_GAME_CONFIG.minCreepsPerRole) {
+            if (!(role in CreepRoles)) {
+                console.log(`Unknown creep role: ${role}`);
+                continue;
+            }
+            const roleType = role as CreepRole;
+            requisition[roleType] =
+                DEFAULT_GAME_CONFIG.minCreepsPerRole[roleType] -
+                (creepCounts[role] || 0);
+
+            if (requisition[roleType] < 0) {
+                requisition[roleType] = 0; // Ensure we don't have negative requisitions
+            }
+        }
+
+        return requisition;
+    }
+}
+
+export default RequisitionsManager;

src/RoomInspector.ts

@@ -0,0 +1,73 @@
+import { checkPositionWalkable } from '@/utils/funcs/checkPosition';
+import {
+    createSourcePositionMatrix,
+    forEachMatrixSpot,
+    getPositionWithDelta,
+    PositionSpotStatus,
+    setSpotStatus,
+} from '@/utils/positions';
+
+class RoomInspector {
+    public static inspectState(room: Room, state: GameState): GameState {
+        if (!this.stateWasInitialized(state)) {
+            state = this.initializeState(room, state);
+        }
+        return state;
+    }
+
+    private static stateWasInitialized(state: GameState): boolean {
+        return !!state.sourcesStates;
+    }
+
+    private static initializeState(room: Room, state: GameState): GameState {
+        state.sourcesStates = {};
+        state.maxHarvesters = 0;
+
+        for (const source of room.find(FIND_SOURCES)) {
+            this.configureSourceState(source, state);
+        }
+
+        return state;
+    }
+
+    private static configureSourceState(
+        source: Source,
+        state: GameState
+    ): void {
+        const sourceId = source.id.toString();
+
+        if (!state.sourcesStates[sourceId]) {
+            state.sourcesStates[sourceId] = {
+                id: sourceId,
+                pos: source.pos,
+                spots: createSourcePositionMatrix(),
+            };
+        }
+
+        forEachMatrixSpot(
+            state.sourcesStates[sourceId].spots,
+            (delta, status) => {
+                if (status !== PositionSpotStatus.UNKNOWN) {
+                    return; // Skip known spots
+                }
+                const pos = getPositionWithDelta(source.pos, delta);
+                if (checkPositionWalkable(pos)) {
+                    setSpotStatus(
+                        state.sourcesStates[sourceId].spots,
+                        delta,
+                        PositionSpotStatus.EMPTY
+                    );
+                    state.maxHarvesters += 1;
+                } else {
+                    setSpotStatus(
+                        state.sourcesStates[sourceId].spots,
+                        delta,
+                        PositionSpotStatus.INVALID
+                    );
+                }
+            }
+        );
+    }
+}
+
+export default RoomInspector;

src/RoomRunner.ts

@@ -1,162 +1,14 @@
-import { CreepRequisition, CreepRole, CreepRoles, RoleDefinition } from "types/creeps";
+import CreepRunner from '@/CreepRunner';
-import { DEFAULT_GAME_CONFIG } from "types/gameConfig";
+import RequisitionsManager from '@/RequisitionsManager';
-import { checkPositionWalkable } from "utils/funcs/checkPosition";
+import RoomInspector from '@/RoomInspector';
-import { get_role_cost as get_role_cost } from "utils/funcs/getRoleCost";
-import {
-    createSourcePositionMatrix,
-    forEachMatrixSpot,
-    getPositionWithDelta,
-    PositionSpotStatus,
-    setSpotStatus
-} from "utils/positions";
 
 class RoomRunner {
     public static run(room: Room, state: GameState): GameState {
-        this.updateSpawnState(room, state);
+        state = RoomInspector.inspectState(room, state);
 
-        for (const name in this.getRoomCreeps(room)) {
+        state = CreepRunner.run(room, state);
-            if (!Game.creeps[name]) {
-                console.log(`Creep ${name} is dead, cleaning up memory.`);
 
-                const roleDefinition = CreepRoles[Memory.creeps[name].role as CreepRole];
+        return RequisitionsManager.validateState(room, state);
-                roleDefinition.handler.destroy(Memory.creeps[name], state);
-                delete Memory.creeps[name]; // Clean up memory for dead creeps
-
-                continue; // Skip to the next creep
-            }
-            const creep = Game.creeps[name];
-
-            const roleDefinition = CreepRoles[creep.memory.role as CreepRole];
-            if (!roleDefinition) {
-                console.log(`Creep ${creep.name} has an unknown role: ${creep.memory.role}`);
-                continue;
-            }
-
-            state = roleDefinition.handler.run(creep, state);
-        }
-
-        for (const spawn of room.find(FIND_MY_SPAWNS)) {
-            this.validateSpawnState(spawn, state);
-        }
-
-        return state;
-    }
-
-    private static getRoomCreeps(room: Room): Record<string, CreepMemory> {
-        return Object.keys(Memory.creeps)
-            .filter(name => Memory.creeps[name].room === room.name)
-            .reduce((creeps: Record<string, CreepMemory>, creepName: string) => {
-                creeps[creepName] = Memory.creeps[creepName];
-                return creeps;
-            }, {});
-    }
-
-    private static updateSpawnState(room: Room, state: GameState) {
-        const sources = room.find(FIND_SOURCES);
-        if (!state.sourcesStates) {
-            state.sourcesStates = {};
-            state.maxHarvesters = 0;
-        }
-        for (const source of sources) {
-            const sourceId = source.id.toString();
-
-            if (!state.sourcesStates[sourceId]) {
-                state.sourcesStates[sourceId] = {
-                    id: sourceId,
-                    pos: source.pos,
-                    spots: createSourcePositionMatrix()
-                };
-                forEachMatrixSpot(state.sourcesStates[sourceId].spots, (delta, status) => {
-                    if (status !== PositionSpotStatus.UNKNOWN) {
-                        return; // Skip known spots
-                    }
-                    const pos = getPositionWithDelta(source.pos, delta);
-                    if (checkPositionWalkable(pos)) {
-                        setSpotStatus(state.sourcesStates[sourceId].spots, delta, PositionSpotStatus.EMPTY);
-                        state.maxHarvesters = state.maxHarvesters + 1;
-                    } else {
-                        setSpotStatus(state.sourcesStates[sourceId].spots, delta, PositionSpotStatus.INVALID);
-                    }
-                });
-            }
-        }
-    }
-
-    private static validateSpawnState(spawn: StructureSpawn, state: GameState) {
-        if (spawn.spawning) {
-            // console.log(`Spawn ${this.spawn.name} is currently spawning a creep.`);
-            return;
-        }
-
-        const creepRequisition = this.checksNeedsCreeps(spawn.room);
-        if (Object.values(creepRequisition).every(count => count <= 0)) {
-            // console.log(`Spawn ${this.spawn.name} has no creep needs.`);
-            return;
-        }
-
-        const totalCreeps = Object.values(Game.creeps).length;
-        if (totalCreeps >= state.maxHarvesters) {
-            return;
-        }
-
-        const rolesToSpawn = this.sortCreepRolesByPriority(creepRequisition);
-
-        for (const role of rolesToSpawn) {
-            if (spawn.store[RESOURCE_ENERGY] < get_role_cost(role)) {
-                continue;
-            }
-
-            const newName = `${role.name}_${Game.time}`;
-            const spawnResult = spawn.spawnCreep(role.body, newName, {
-                memory: {
-                    role: role.name,
-                    room: spawn.room.name,
-                    spawnId: spawn.id,
-                    working: false
-                }
-            });
-            if (spawnResult === OK) {
-                console.log(`Spawn ${spawn.name} successfully spawned a new ${role.name}: ${newName}.`);
-                return; // Exit after spawning one creep
-            } else {
-                console.error(`Spawn ${spawn.name} failed to spawn a new ${role.name}: ${spawnResult}`);
-            }
-        }
-    }
-
-    private static checksNeedsCreeps(room: Room): CreepRequisition {
-        const creepCounts: Record<string, number> = {};
-        for (const creepMemory of Object.values(this.getRoomCreeps(room))) {
-            const role = creepMemory.role;
-            creepCounts[role] = (creepCounts[role] || 0) + 1;
-        }
-
-        const requisition: CreepRequisition = {
-            harvester: 0,
-            upgrader: 0,
-            builder: 0
-        };
-        for (const role in DEFAULT_GAME_CONFIG.minCreepsPerRole) {
-            if (!(role in CreepRoles)) {
-                console.log(`Unknown creep role: ${role}`);
-                continue;
-            }
-            const roleType = role as CreepRole;
-            requisition[roleType] = DEFAULT_GAME_CONFIG.minCreepsPerRole[roleType] - (creepCounts[role] || 0);
-
-            if (requisition[roleType] < 0) {
-                requisition[roleType] = 0; // Ensure we don't have negative requisitions
-            }
-        }
-
-        return requisition;
-    }
-
-    private static sortCreepRolesByPriority(requisition: CreepRequisition): RoleDefinition[] {
-        return Object.keys(requisition)
-            .filter(role => requisition[role as CreepRole] > 0)
-            .map(role => CreepRoles[role as CreepRole])
-            .sort((a, b) => a.priority - b.priority);
     }
 }
 

src/global.d.ts

@@ -0,0 +1,48 @@
+import { CreepDestination } from '@/types/creeps';
+import { PositionMatrix } from '@/utils/positions';
+
+declare global {
+    /*
+    Example types, expand on these or remove them and add your own.
+    Note: Values, properties defined here do no fully *exist* by this type definiton alone.
+          You must also give them an implemention if you would like to use them. (ex. actually setting a `role` property in a Creeps memory)
+
+    Types added in this `global` block are in an ambient, global context. This is needed because `main.ts` is a module file (uses import or export).
+    Interfaces matching on name from @types/screeps will be merged. This is how you can extend the 'built-in' interfaces from @types/screeps.
+  */
+    interface SourceState {
+        id: string;
+        spots: PositionMatrix;
+        pos: RoomPosition;
+    }
+
+    interface GameState {
+        sourcesStates: { [sourceId: string]: SourceState };
+        maxHarvesters: number; // Maximum number of harvesters allowed in the game
+    }
+
+    // Memory extension samples
+    interface Memory {
+        uuid: number;
+        log: any;
+        roomStateRegistry: { [name: string]: GameState };
+    }
+
+    interface CreepMemory {
+        role: string;
+        room: string;
+        spawnId: string;
+        working: boolean;
+        destination?: CreepDestination;
+        previousDestination?: CreepDestination;
+    }
+
+    // Syntax for adding proprties to `global` (ex "global.log")
+    namespace NodeJS {
+        interface Global {
+            log: any;
+        }
+    }
+}
+
+export {};

src/main.ts

@@ -1,58 +1,20 @@
-import { CreepDestination } from "types/creeps";
+import RoomRunner from '@/RoomRunner';
-import RoomRunner from "RoomRunner";
-import { PositionMatrix } from "utils/positions";
-
-declare global {
-    /*
-    Example types, expand on these or remove them and add your own.
-    Note: Values, properties defined here do no fully *exist* by this type definiton alone.
-          You must also give them an implemention if you would like to use them. (ex. actually setting a `role` property in a Creeps memory)
-
-    Types added in this `global` block are in an ambient, global context. This is needed because `main.ts` is a module file (uses import or export).
-    Interfaces matching on name from @types/screeps will be merged. This is how you can extend the 'built-in' interfaces from @types/screeps.
-  */
-    interface SourceState {
-        id: string;
-        spots: PositionMatrix;
-        pos: RoomPosition;
-    }
-
-    interface GameState {
-        sourcesStates: { [sourceId: string]: SourceState };
-        maxHarvesters: number; // Maximum number of harvesters allowed in the game
-    }
-
-    // Memory extension samples
-    interface Memory {
-        uuid: number;
-        log: any;
-        roomStateRegistry: { [name: string]: GameState };
-    }
-
-    interface CreepMemory {
-        role: string;
-        room: string;
-        spawnId: string;
-        working: boolean;
-        destination?: CreepDestination;
-        previousDestination?: CreepDestination;
-    }
-
-    // Syntax for adding proprties to `global` (ex "global.log")
-    namespace NodeJS {
-        interface Global {
-            log: any;
-        }
-    }
-}
 
 export const loop = () => {
     Memory.roomStateRegistry = Memory.roomStateRegistry || {};
 
     for (const roomName of Object.keys(Game.rooms)) {
-        Memory.roomStateRegistry[roomName] = RoomRunner.run(
+        try {
-            Game.rooms[roomName],
+            Memory.roomStateRegistry[roomName] = RoomRunner.run(
-            Memory.roomStateRegistry[roomName] || {}
+                Game.rooms[roomName],
-        );
+                Memory.roomStateRegistry[roomName] || {}
+            );
+        } catch (error) {
+            console.log(
+                `Error running RoomRunner for room ${roomName}:`,
+                error
+            );
+            delete Memory.roomStateRegistry[roomName];
+        }
     }
 };

src/roleHandlers/harvester.handler.ts

@@ -1,15 +1,20 @@
-import { getSourceById, getSpawnById } from "utils/funcs/getById";
+import { RoleHandler } from './BaseHandler.interface';
-import { RoleHandler } from "./BaseHandler.interface";
+import { SourceDestination } from '@/types/creeps';
-import { SourceDestination } from "types/creeps";
+import { getSourceById, getSpawnById } from '@/utils/funcs/getById';
-import { getNextEmptySpot, getPositionWithDelta, PositionSpotStatus, setSpotStatus } from "utils/positions";
+import {
+    getNextEmptySpot,
+    getPositionWithDelta,
+    PositionSpotStatus,
+    setSpotStatus,
+} from '@/utils/positions';
 
 class HarvesterHandler extends RoleHandler {
     public static destroy(creepMemory: CreepMemory, state: GameState): void {
-        if (creepMemory.destination?.type === "source") {
+        if (creepMemory.destination?.type === 'source') {
             this.releaseSourceSpot(creepMemory.destination, state);
             delete creepMemory.destination; // Clear destination after releasing the spot
         }
-        if (creepMemory.previousDestination?.type === "source") {
+        if (creepMemory.previousDestination?.type === 'source') {
             this.releaseSourceSpot(creepMemory.previousDestination, state);
             delete creepMemory.previousDestination; // Clear previous destination after releasing the spot
         }
@@ -19,10 +24,10 @@ class HarvesterHandler extends RoleHandler {
         this.validateCreepMemory(creep, state);
 
         switch (creep.memory.destination?.type) {
-            case "spawn":
+            case 'spawn':
                 this.onSpawnDestination(creep, state);
                 break;
-            case "source":
+            case 'source':
                 this.onSourceDestination(creep, state);
                 break;
             default:
@@ -34,7 +39,7 @@ class HarvesterHandler extends RoleHandler {
     }
 
     private static validateCreepMemory(creep: Creep, state: GameState) {
-        if (creep.memory.previousDestination?.type === "source") {
+        if (creep.memory.previousDestination?.type === 'source') {
             setSpotStatus(
                 state.sourcesStates[creep.memory.previousDestination.id].spots,
                 creep.memory.previousDestination.sourceSpot,
@@ -47,16 +52,22 @@ class HarvesterHandler extends RoleHandler {
             return; // No destination set, nothing to validate
         }
 
-        if (creep.memory.destination.type === "source" && !creep.store.getFreeCapacity(RESOURCE_ENERGY)) {
+        if (
+            creep.memory.destination.type === 'source' &&
+            !creep.store.getFreeCapacity(RESOURCE_ENERGY)
+        ) {
             creep.memory.previousDestination = creep.memory.destination;
             creep.memory.destination = {
                 id: creep.memory.spawnId,
-                type: "spawn"
+                type: 'spawn',
             };
             return;
         }
 
-        if (creep.memory.destination.type === "spawn" && creep.store.getUsedCapacity(RESOURCE_ENERGY) === 0) {
+        if (
+            creep.memory.destination.type === 'spawn' &&
+            creep.store.getUsedCapacity(RESOURCE_ENERGY) === 0
+        ) {
             delete creep.memory.destination; // Clear destination if no energy is available
             return;
         }
@@ -78,11 +89,15 @@ class HarvesterHandler extends RoleHandler {
                 continue; // No empty spots available, skip to next source
             }
 
-            setSpotStatus(sourceState.spots, emptySpot, PositionSpotStatus.OCCUPIED);
+            setSpotStatus(
+                sourceState.spots,
+                emptySpot,
+                PositionSpotStatus.OCCUPIED
+            );
             creep.memory.destination = {
                 id: source.id,
-                type: "source",
+                type: 'source',
-                sourceSpot: emptySpot
+                sourceSpot: emptySpot,
             };
             return;
         }
@@ -91,7 +106,10 @@ class HarvesterHandler extends RoleHandler {
     }
 
     private static onSourceDestination(creep: Creep, _state: GameState) {
-        if (!creep.memory.destination || creep.memory.destination.type !== "source") {
+        if (
+            !creep.memory.destination ||
+            creep.memory.destination.type !== 'source'
+        ) {
             console.log(`Creep ${creep.name} has no valid destination set.`);
             delete creep.memory.destination;
             return;
@@ -104,10 +122,17 @@ class HarvesterHandler extends RoleHandler {
         }
 
         if (creep.harvest(source) === ERR_NOT_IN_RANGE) {
-            const sourceSpotPosition = getPositionWithDelta(source.pos, creep.memory.destination.sourceSpot);
+            const sourceSpotPosition = getPositionWithDelta(
+                source.pos,
+                creep.memory.destination.sourceSpot
+            );
             creep.moveTo(sourceSpotPosition, {
                 reusePath: 10,
-                visualizePathStyle: { stroke: "#ffffff", lineStyle: "dashed", strokeWidth: 0.1 }
+                visualizePathStyle: {
+                    stroke: '#ffffff',
+                    lineStyle: 'dashed',
+                    strokeWidth: 0.1,
+                },
             });
         }
     }
@@ -116,7 +141,7 @@ class HarvesterHandler extends RoleHandler {
         if (creep.memory.destination === undefined) {
             creep.memory.destination = {
                 id: creep.memory.spawnId,
-                type: "spawn"
+                type: 'spawn',
             };
         }
 
@@ -129,22 +154,29 @@ class HarvesterHandler extends RoleHandler {
         if (creep.transfer(spawn, RESOURCE_ENERGY) === ERR_NOT_IN_RANGE) {
             creep.moveTo(spawn, {
                 reusePath: 10,
-                visualizePathStyle: { stroke: "#ffffff", lineStyle: "dashed", strokeWidth: 0.1 }
+                visualizePathStyle: {
+                    stroke: '#ffffff',
+                    lineStyle: 'dashed',
+                    strokeWidth: 0.1,
+                },
             });
         }
     }
 
     private static findClosestSource(creep: Creep, state: GameState): Source[] {
         const sources = Object.keys(state.sourcesStates)
-            .map(sourceId => getSourceById(sourceId))
+            .map((sourceId) => getSourceById(sourceId))
-            .filter(source => source !== null)
+            .filter((source) => source !== null)
             .sort((a, b) => creep.pos.getRangeTo(a) - creep.pos.getRangeTo(b));
 
         return sources as Source[];
     }
 
-    private static releaseSourceSpot(destination: SourceDestination, state: GameState) {
+    private static releaseSourceSpot(
-        if (!destination || destination.type !== "source") {
+        destination: SourceDestination,
+        state: GameState
+    ) {
+        if (!destination || destination.type !== 'source') {
             return; // Not a source destination, nothing to release
         }
 
@@ -154,7 +186,11 @@ class HarvesterHandler extends RoleHandler {
             return;
         }
 
-        setSpotStatus(sourceState.spots, destination.sourceSpot, PositionSpotStatus.EMPTY);
+        setSpotStatus(
+            sourceState.spots,
+            destination.sourceSpot,
+            PositionSpotStatus.EMPTY
+        );
     }
 }
 

src/roleHandlers/index.ts

@@ -1,6 +1,5 @@
-import { RoleHandler } from "./BaseHandler.interface";
+import { RoleHandler } from './BaseHandler.interface';
-
+import HarvesterHandler from './harvester.handler';
-import HarvesterHandler from "./harvester.handler";
+import UpgraderHandler from './upgrader.handler';
-import UpgraderHandler from "./upgrader.handler";
 
 export { RoleHandler, HarvesterHandler, UpgraderHandler };

src/roleHandlers/upgrader.handler.ts

@@ -1,15 +1,20 @@
-import { getControllerById, getSourceById } from "utils/funcs/getById";
+import { RoleHandler } from './BaseHandler.interface';
-import { RoleHandler } from "./BaseHandler.interface";
+import { SourceDestination } from '@/types/creeps';
-import { getNextEmptySpot, PositionSpotStatus, setSpotStatus, getPositionWithDelta } from "utils/positions";
+import { getControllerById, getSourceById } from '@/utils/funcs/getById';
-import { SourceDestination } from "types/creeps";
+import {
+    getNextEmptySpot,
+    getPositionWithDelta,
+    PositionSpotStatus,
+    setSpotStatus,
+} from '@/utils/positions';
 
 class UpgraderHandler extends RoleHandler {
     public static destroy(creepMemory: CreepMemory, state: GameState): void {
-        if (creepMemory.destination?.type === "source") {
+        if (creepMemory.destination?.type === 'source') {
             this.releaseSourceSpot(creepMemory.destination, state);
             delete creepMemory.destination; // Clear destination after releasing the spot
         }
-        if (creepMemory.previousDestination?.type === "source") {
+        if (creepMemory.previousDestination?.type === 'source') {
             this.releaseSourceSpot(creepMemory.previousDestination, state);
             delete creepMemory.previousDestination; // Clear previous destination after releasing the spot
         }
@@ -19,10 +24,10 @@ class UpgraderHandler extends RoleHandler {
         this.validateCreepMemory(creep, state);
 
         switch (creep.memory.destination?.type) {
-            case "controller":
+            case 'controller':
                 this.onControllerDestination(creep, state);
                 break;
-            case "source":
+            case 'source':
                 this.onSourceDestination(creep, state);
                 break;
             default:
@@ -34,7 +39,10 @@ class UpgraderHandler extends RoleHandler {
     }
 
     private static validateCreepMemory(creep: Creep, state: GameState) {
-        if (!!creep.memory.previousDestination && creep.memory.previousDestination.type === "source") {
+        if (
+            !!creep.memory.previousDestination &&
+            creep.memory.previousDestination.type === 'source'
+        ) {
             setSpotStatus(
                 state.sourcesStates[creep.memory.previousDestination.id].spots,
                 creep.memory.previousDestination.sourceSpot,
@@ -47,23 +55,31 @@ class UpgraderHandler extends RoleHandler {
             return; // No destination set, nothing to validate
         }
 
-        if (creep.memory.destination.type === "source" && !creep.store.getFreeCapacity(RESOURCE_ENERGY)) {
+        if (
+            creep.memory.destination.type === 'source' &&
+            !creep.store.getFreeCapacity(RESOURCE_ENERGY)
+        ) {
             creep.memory.previousDestination = creep.memory.destination;
 
             if (!creep.room.controller) {
-                console.log(`Creep ${creep.name} has no valid controller to upgrade.`);
+                console.log(
+                    `Creep ${creep.name} has no valid controller to upgrade.`
+                );
                 delete creep.memory.destination;
                 return;
             }
 
             creep.memory.destination = {
                 id: creep.room.controller.id,
-                type: "controller"
+                type: 'controller',
             };
             return;
         }
 
-        if (creep.memory.destination.type === "controller" && creep.store.getUsedCapacity(RESOURCE_ENERGY) === 0) {
+        if (
+            creep.memory.destination.type === 'controller' &&
+            creep.store.getUsedCapacity(RESOURCE_ENERGY) === 0
+        ) {
             delete creep.memory.destination; // Clear destination if no energy is available
             return;
         }
@@ -85,11 +101,15 @@ class UpgraderHandler extends RoleHandler {
                 continue; // No empty spots available, skip to next source
             }
 
-            setSpotStatus(sourceState.spots, emptySpot, PositionSpotStatus.OCCUPIED);
+            setSpotStatus(
+                sourceState.spots,
+                emptySpot,
+                PositionSpotStatus.OCCUPIED
+            );
             creep.memory.destination = {
                 id: source.id,
-                type: "source",
+                type: 'source',
-                sourceSpot: emptySpot
+                sourceSpot: emptySpot,
             };
             return;
         }
@@ -98,7 +118,10 @@ class UpgraderHandler extends RoleHandler {
     }
 
     private static onSourceDestination(creep: Creep, _state: GameState) {
-        if (!creep.memory.destination || creep.memory.destination.type !== "source") {
+        if (
+            !creep.memory.destination ||
+            creep.memory.destination.type !== 'source'
+        ) {
             console.log(`Creep ${creep.name} has no valid destination set.`);
             delete creep.memory.destination;
             return;
@@ -111,10 +134,17 @@ class UpgraderHandler extends RoleHandler {
         }
 
         if (creep.harvest(source) === ERR_NOT_IN_RANGE) {
-            const sourceSpotPosition = getPositionWithDelta(source.pos, creep.memory.destination.sourceSpot);
+            const sourceSpotPosition = getPositionWithDelta(
+                source.pos,
+                creep.memory.destination.sourceSpot
+            );
             creep.moveTo(sourceSpotPosition, {
                 reusePath: 10,
-                visualizePathStyle: { stroke: "#ffffff", lineStyle: "dashed", strokeWidth: 0.1 }
+                visualizePathStyle: {
+                    stroke: '#ffffff',
+                    lineStyle: 'dashed',
+                    strokeWidth: 0.1,
+                },
             });
         }
     }
@@ -122,13 +152,15 @@ class UpgraderHandler extends RoleHandler {
     private static onControllerDestination(creep: Creep, _state: GameState) {
         if (creep.memory.destination === undefined) {
             if (!creep.room.controller) {
-                console.log(`Creep ${creep.name} has no valid controller to upgrade.`);
+                console.log(
+                    `Creep ${creep.name} has no valid controller to upgrade.`
+                );
                 delete creep.memory.destination;
                 return;
             }
             creep.memory.destination = {
                 id: creep.room.controller.id,
-                type: "controller"
+                type: 'controller',
             };
         }
 
@@ -141,22 +173,29 @@ class UpgraderHandler extends RoleHandler {
         if (creep.upgradeController(controller) === ERR_NOT_IN_RANGE) {
             creep.moveTo(controller, {
                 reusePath: 10,
-                visualizePathStyle: { stroke: "#ffffff", lineStyle: "dashed", strokeWidth: 0.1 }
+                visualizePathStyle: {
+                    stroke: '#ffffff',
+                    lineStyle: 'dashed',
+                    strokeWidth: 0.1,
+                },
             });
         }
     }
 
     private static findClosestSource(creep: Creep, state: GameState): Source[] {
         const sources = Object.keys(state.sourcesStates)
-            .map(sourceId => getSourceById(sourceId))
+            .map((sourceId) => getSourceById(sourceId))
-            .filter(source => source !== null)
+            .filter((source) => source !== null)
             .sort((a, b) => creep.pos.getRangeTo(a) - creep.pos.getRangeTo(b));
 
         return sources as Source[];
     }
 
-    private static releaseSourceSpot(destination: SourceDestination, state: GameState) {
+    private static releaseSourceSpot(
-        if (!destination || destination.type !== "source") {
+        destination: SourceDestination,
+        state: GameState
+    ) {
+        if (!destination || destination.type !== 'source') {
             return; // Not a source destination, nothing to release
         }
 
@@ -166,7 +205,11 @@ class UpgraderHandler extends RoleHandler {
             return;
         }
 
-        setSpotStatus(sourceState.spots, destination.sourceSpot, PositionSpotStatus.EMPTY);
+        setSpotStatus(
+            sourceState.spots,
+            destination.sourceSpot,
+            PositionSpotStatus.EMPTY
+        );
     }
 }
 

src/types/creeps.ts

@@ -1,5 +1,5 @@
-import { HarvesterHandler, RoleHandler, UpgraderHandler } from "roleHandlers";
+import { HarvesterHandler, RoleHandler, UpgraderHandler } from '@/roleHandlers';
-import { PositionDelta } from "utils/positions";
+import { PositionDelta } from '@/utils/positions';
 
 export type RoleDefinition = {
     name: string;
@@ -10,23 +10,23 @@ export type RoleDefinition = {
 
 export const CreepRoles = {
     harvester: {
-        name: "harvester",
+        name: 'harvester',
         body: [WORK, CARRY, MOVE],
         handler: HarvesterHandler,
-        priority: 1
+        priority: 1,
     },
     upgrader: {
-        name: "upgrader",
+        name: 'upgrader',
         body: [WORK, CARRY, MOVE],
         handler: UpgraderHandler,
-        priority: 2
+        priority: 2,
     },
     builder: {
-        name: "builder",
+        name: 'builder',
         body: [WORK, CARRY, MOVE],
         handler: HarvesterHandler,
-        priority: 3
+        priority: 3,
-    }
+    },
 } satisfies Record<string, RoleDefinition>;
 
 export type CreepRole = keyof typeof CreepRoles;
@@ -35,23 +35,23 @@ export type CreepRequisition = Record<CreepRole, number>;
 
 export type SpawnDestination = {
     id: string; // ID of the spawn
-    type: "spawn";
+    type: 'spawn';
 };
 
 export type SourceDestination = {
     id: string; // ID of the source
-    type: "source";
+    type: 'source';
     sourceSpot: PositionDelta; // Position delta for the source spot
 };
 
 export type ControllerDestination = {
     id: string; // ID of the controller
-    type: "controller";
+    type: 'controller';
 };
 
 export type ConstructionSiteDestination = {
     id: string; // ID of the construction site
-    type: "constructionSite";
+    type: 'constructionSite';
 };
 
 export type CreepDestination =

src/types/gameConfig.ts

@@ -1,4 +1,4 @@
-import { CreepRequisition } from "./creeps";
+import { CreepRequisition } from './creeps';
 
 /**
  * Configuration for the game, defining limits and minimum requirements for creeps.
@@ -22,6 +22,6 @@ export const DEFAULT_GAME_CONFIG: GameConfig = {
     minCreepsPerRole: {
         harvester: 3,
         upgrader: 7,
-        builder: 0
+        builder: 0,
-    }
+    },
 };

src/utils/funcs/checkPosition.ts

@@ -1,5 +1,5 @@
 export const checkPositionWalkable = (pos: RoomPosition) => {
     // Check if the position is not obstructed by a wall
     const terrain = pos.lookFor(LOOK_TERRAIN);
-    return terrain.length === 0 || terrain[0] !== "wall";
+    return terrain.length === 0 || terrain[0] !== 'wall';
 };

src/utils/funcs/getById.ts

@@ -1,6 +1,8 @@
 export const getSourceById = (sourceId: string): Source | null => {
     if (!sourceId) {
-        console.log("getSourceById called with an empty or undefined sourceId.");
+        console.log(
+            'getSourceById called with an empty or undefined sourceId.'
+        );
         return null;
     }
 
@@ -15,7 +17,7 @@ export const getSourceById = (sourceId: string): Source | null => {
 
 export const getSpawnById = (spawnId: string): StructureSpawn | null => {
     if (!spawnId) {
-        console.log("getSpawnById called with an empty or undefined spawnId.");
+        console.log('getSpawnById called with an empty or undefined spawnId.');
         return null;
     }
 
@@ -28,9 +30,13 @@ export const getSpawnById = (spawnId: string): StructureSpawn | null => {
     return spawn;
 };
 
-export const getControllerById = (controllerId: string): StructureController | null => {
+export const getControllerById = (
+    controllerId: string
+): StructureController | null => {
     if (!controllerId) {
-        console.log("getControllerById called with an empty or undefined controllerId.");
+        console.log(
+            'getControllerById called with an empty or undefined controllerId.'
+        );
         return null;
     }
 

src/utils/funcs/getRoleCost.ts

@@ -1,4 +1,4 @@
-import { RoleDefinition } from "types/creeps";
+import { RoleDefinition } from '@/types/creeps';
 
 export const get_role_cost = (role: RoleDefinition) => {
     return role.body.reduce((cost, part) => {

src/utils/funcs/getRoomCreeps.ts

@@ -0,0 +1,8 @@
+export const getRoomCreeps = (room: Room): Record<string, CreepMemory> => {
+    return Object.keys(Memory.creeps)
+        .filter((name) => Memory.creeps[name].room === room.name)
+        .reduce((creeps: Record<string, CreepMemory>, creepName: string) => {
+            creeps[creepName] = Memory.creeps[creepName];
+            return creeps;
+        }, {});
+};

src/utils/funcs/sortCreepRolesByPriority.ts

@@ -0,0 +1,15 @@
+import {
+    CreepRequisition,
+    CreepRole,
+    CreepRoles,
+    RoleDefinition,
+} from '@/types/creeps';
+
+export const sortCreepRolesByPriority = (
+    requisition: CreepRequisition
+): RoleDefinition[] => {
+    return Object.keys(requisition)
+        .filter((role) => requisition[role as CreepRole] > 0)
+        .map((role) => CreepRoles[role as CreepRole])
+        .sort((a, b) => a.priority - b.priority);
+};

src/utils/positions/index.ts

@@ -1,12 +1,16 @@
-import { PositionSpotStatus, PositionDeltaValue, PositionMatrix, PositionDelta } from "./position.types";
-
 import {
     createSourcePositionMatrix,
     forEachMatrixSpot,
     getNextEmptySpot,
     setSpotStatus,
-    getPositionWithDelta
+    getPositionWithDelta,
-} from "./position.funcs";
+} from './position.funcs';
+import {
+    PositionSpotStatus,
+    PositionDeltaValue,
+    PositionMatrix,
+    PositionDelta,
+} from './position.types';
 
 export {
     PositionSpotStatus,
@@ -17,5 +21,5 @@ export {
     forEachMatrixSpot,
     getNextEmptySpot,
     setSpotStatus,
-    getPositionWithDelta
+    getPositionWithDelta,
 };

src/utils/positions/position.funcs.ts

@@ -1,4 +1,9 @@
-import { PositionDelta, PositionDeltaValue, PositionMatrix, PositionSpotStatus } from "./position.types";
+import {
+    PositionDelta,
+    PositionDeltaValue,
+    PositionMatrix,
+    PositionSpotStatus,
+} from './position.types';
 
 /**
  * Represents a point in the matrix with x and y coordinates.
@@ -23,7 +28,9 @@ const indexToMatrixPoint = (index: number): MatrixPoint => {
  * The center of the matrix is always `PositionSpotStatus.CENTER`.
  * The default value is used for all other spots.
  */
-export const createSourcePositionMatrix = (default_value?: PositionSpotStatus): PositionMatrix => {
+export const createSourcePositionMatrix = (
+    default_value?: PositionSpotStatus
+): PositionMatrix => {
     const center_value = PositionSpotStatus.CENTER;
 
     default_value = default_value || PositionSpotStatus.UNKNOWN;
@@ -37,15 +44,19 @@ export const createSourcePositionMatrix = (default_value?: PositionSpotStatus):
         default_value,
         default_value,
         default_value,
-        default_value
+        default_value,
     ];
 };
 
 /**
  * Gets the next empty spot in the matrix.
  */
-export const getNextEmptySpot = (matrix: PositionMatrix): PositionDelta | null => {
+export const getNextEmptySpot = (
-    const index = matrix.findIndex(status => status === PositionSpotStatus.EMPTY);
+    matrix: PositionMatrix
+): PositionDelta | null => {
+    const index = matrix.findIndex(
+        (status) => status === PositionSpotStatus.EMPTY
+    );
 
     if (index === -1) {
         return null; // No empty spot found
@@ -58,9 +69,15 @@ export const getNextEmptySpot = (matrix: PositionMatrix): PositionDelta | null =
  * Sets the status of a spot in the matrix.
  * Throws an error if the delta is out of bounds.
  */
-export const setSpotStatus = (matrix: PositionMatrix, delta: PositionDelta, status: PositionSpotStatus): void => {
+export const setSpotStatus = (
+    matrix: PositionMatrix,
+    delta: PositionDelta,
+    status: PositionSpotStatus
+): void => {
     if (delta < 0 || delta >= matrix.length) {
-        throw new Error(`Invalid delta: ${delta}. Must be between 0 and ${matrix.length - 1}.`);
+        throw new Error(
+            `Invalid delta: ${delta}. Must be between 0 and ${matrix.length - 1}.`
+        );
     }
     matrix[delta] = status;
 };
@@ -68,9 +85,16 @@ export const setSpotStatus = (matrix: PositionMatrix, delta: PositionDelta, stat
 /**
  * Gets the position with a delta applied to the given RoomPosition.
  */
-export const getPositionWithDelta = (pos: RoomPosition, delta: PositionDelta): RoomPosition => {
+export const getPositionWithDelta = (
+    pos: RoomPosition,
+    delta: PositionDelta
+): RoomPosition => {
     const matrixPoint = indexToMatrixPoint(delta as number);
-    return new RoomPosition(pos.x + matrixPoint.x, pos.y + matrixPoint.y, pos.roomName);
+    return new RoomPosition(
+        pos.x + matrixPoint.x,
+        pos.y + matrixPoint.y,
+        pos.roomName
+    );
 };
 
 /**

src/utils/positions/position.types.ts

@@ -2,14 +2,15 @@
  * Represents the status of a position spot
  */
 export const PositionSpotStatus = {
-    INVALID: "-2",
+    INVALID: '-2',
-    CENTER: "-1",
+    CENTER: '-1',
-    UNKNOWN: "0",
+    UNKNOWN: '0',
-    EMPTY: "1",
+    EMPTY: '1',
-    OCCUPIED: "2"
+    OCCUPIED: '2',
 } as const;
 
-export type PositionSpotStatus = (typeof PositionSpotStatus)[keyof typeof PositionSpotStatus];
+export type PositionSpotStatus =
+    (typeof PositionSpotStatus)[keyof typeof PositionSpotStatus];
 
 /**
  * Represents dislocation to be applied a axis to a position relative to a source or a point of interest.
@@ -30,7 +31,7 @@ export type PositionMatrix = [
     PositionSpotStatus,
     PositionSpotStatus,
     PositionSpotStatus,
-    PositionSpotStatus
+    PositionSpotStatus,
 ];
 
 // Valid indices for the 3x3 matrix (0-8)

test/integration/helper.ts

@@ -1,59 +0,0 @@
-const { readFileSync } = require('fs');
-const _ = require('lodash');
-const { ScreepsServer, stdHooks } = require('screeps-server-mockup');
-const DIST_MAIN_JS = 'dist/main.js';
-
-/*
- * Helper class for creating a ScreepsServer and resetting it between tests.
- * See https://github.com/Hiryus/screeps-server-mockup for instructions on
- * manipulating the terrain and game state.
- */
-class IntegrationTestHelper {
-  private _server: any;
-  private _player: any;
-
-  get server() {
-    return this._server;
-  }
-
-  get player() {
-    return this._player;
-  }
-
-  async beforeEach() {
-    this._server = new ScreepsServer();
-
-    // reset world but add invaders and source keepers bots
-    await this._server.world.reset();
-
-    // create a stub world composed of 9 rooms with sources and controller
-    await this._server.world.stubWorld();
-
-    // add a player with the built dist/main.js file
-    const modules = {
-        main: readFileSync(DIST_MAIN_JS).toString(),
-    };
-    this._player = await this._server.world.addBot({ username: 'player', room: 'W0N1', x: 15, y: 15, modules });
-
-    // Start server
-    await this._server.start();
-  }
-
-  async afterEach() {
-    await this._server.stop();
-  }
-}
-
-beforeEach(async () => {
-  await helper.beforeEach();
-});
-
-afterEach(async () => {
-  await helper.afterEach();
-});
-
-before(() => {
-  stdHooks.hookWrite();
-});
-
-export const helper = new IntegrationTestHelper();

test/integration/integration.test.ts

@@ -1,18 +0,0 @@
-import {assert} from "chai";
-import {helper} from "./helper";
-
-describe("main", () => {
-  it("runs a server and matches the game tick", async function () {
-    for (let i = 1; i < 10; i += 1) {
-      assert.equal(await helper.server.world.gameTime, i);
-      await helper.server.tick();
-    }
-  });
-
-  it("writes and reads to memory", async function () {
-    await helper.player.console(`Memory.foo = 'bar'`);
-    await helper.server.tick();
-    const memory = JSON.parse(await helper.player.memory);
-    assert.equal(memory.foo, 'bar');
-  });
-});

test/mocha.opts

@@ -1,14 +0,0 @@
---require test/setup-mocha.js
---require ts-node/register
---require tsconfig-paths/register
---ui bdd
-
---reporter spec
---bail
---full-trace
---watch-extensions tsx,ts
---colors
-
---recursive
---timeout 5000
---exit

test/setup-mocha.js

@@ -1,9 +0,0 @@
-//inject mocha globally to allow custom interface refer without direct import - bypass bundle issue
-global._ = require('lodash');
-global.mocha = require('mocha');
-global.chai = require('chai');
-global.sinon = require('sinon');
-global.chai.use(require('sinon-chai'));
-
-// Override ts-node compiler options
-process.env.TS_NODE_PROJECT = 'tsconfig.test.json'

test/unit/main.test.ts

@@ -1,37 +0,0 @@
-import {assert} from "chai";
-import {loop} from "../../src/main";
-import {Game, Memory} from "./mock"
-
-describe("main", () => {
-  before(() => {
-    // runs before all test in this block
-  });
-
-  beforeEach(() => {
-    // runs before each test in this block
-    // @ts-ignore : allow adding Game to global
-    global.Game = _.clone(Game);
-    // @ts-ignore : allow adding Memory to global
-    global.Memory = _.clone(Memory);
-  });
-
-  it("should export a loop function", () => {
-    assert.isTrue(typeof loop === "function");
-  });
-
-  it("should return void when called with no context", () => {
-    assert.isUndefined(loop());
-  });
-
-  it("Automatically delete memory of missing creeps", () => {
-    Memory.creeps.persistValue = "any value";
-    Memory.creeps.notPersistValue = "any value";
-
-    Game.creeps.persistValue = "any value";
-
-    loop();
-
-    assert.isDefined(Memory.creeps.persistValue);
-    assert.isUndefined(Memory.creeps.notPersistValue);
-  });
-});

test/unit/mock.ts

@@ -1,17 +0,0 @@
-export const Game: {
-  creeps: { [name: string]: any };
-  rooms: any;
-  spawns: any;
-  time: any;
-} = {
-  creeps: {},
-  rooms: [],
-  spawns: {},
-  time: 12345
-};
-
-export const Memory: {
-  creeps: { [name: string]: any };
-} = {
-  creeps: {}
-};

tests/__mocks__/screeps.ts

@@ -0,0 +1,35 @@
+/**
+ * Minimal Screeps global mocks used across tests.
+ */
+
+// Constants
+(global as any).RESOURCE_ENERGY = 'energy';
+(global as any).ERR_NOT_IN_RANGE = -9;
+(global as any).OK = 0;
+(global as any).WORK = 'work';
+(global as any).CARRY = 'carry';
+(global as any).MOVE = 'move';
+
+// RoomPosition constructor mock
+(global as any).RoomPosition = class RoomPosition {
+    x: number;
+    y: number;
+    roomName: string;
+
+    constructor(x: number, y: number, roomName: string) {
+        this.x = x;
+        this.y = y;
+        this.roomName = roomName;
+    }
+
+    getRangeTo(_target: any): number {
+        return 0;
+    }
+};
+
+// Game mock
+(global as any).Game = {
+    getObjectById: jest.fn(),
+};
+
+export {};

tests/roleHandlers/harvester.handler.test.ts

@@ -0,0 +1,371 @@
+import HarvesterHandler from '@/roleHandlers/harvester.handler';
+import * as getById from '@/utils/funcs/getById';
+import {
+    PositionSpotStatus,
+    createSourcePositionMatrix,
+} from '@/utils/positions';
+import '~/tests/__mocks__/screeps';
+
+// ─── Helpers ────────────────────────────────────────────────────────────────
+
+function makeMatrix(fill: string = PositionSpotStatus.EMPTY) {
+    const m = createSourcePositionMatrix(fill as any);
+    return m;
+}
+
+function makeState(overrides: Partial<GameState> = {}): GameState {
+    const spots = makeMatrix();
+    return {
+        sourcesStates: {
+            src1: { spots },
+        },
+        ...overrides,
+    } as unknown as GameState;
+}
+
+function makeCreepMemory(overrides: Partial<CreepMemory> = {}): CreepMemory {
+    return {
+        role: 'harvester',
+        spawnId: 'spawn1',
+        ...overrides,
+    } as CreepMemory;
+}
+
+function makeStore(used: number, capacity: number) {
+    return {
+        getFreeCapacity: (_res: string) => capacity - used,
+        getUsedCapacity: (_res: string) => used,
+    };
+}
+
+function makePos(x = 0, y = 0, roomName = 'W1N1') {
+    return new (global as any).RoomPosition(x, y, roomName);
+}
+
+function makeSource(id = 'src1', x = 5, y = 5, roomName = 'W1N1') {
+    return {
+        id,
+        pos: makePos(x, y, roomName),
+    } as unknown as Source;
+}
+
+function makeSpawn(id = 'spawn1') {
+    return { id } as unknown as StructureSpawn;
+}
+
+function makeCreep(
+    memoryOverrides: Partial<CreepMemory> = {},
+    storeUsed = 0,
+    storeCapacity = 50
+): Creep {
+    const memory = makeCreepMemory(memoryOverrides);
+    return {
+        name: 'Creep1',
+        memory,
+        store: makeStore(storeUsed, storeCapacity),
+        pos: makePos(),
+        room: {},
+        harvest: jest.fn().mockReturnValue((global as any).OK),
+        moveTo: jest.fn().mockReturnValue((global as any).OK),
+        transfer: jest.fn().mockReturnValue((global as any).OK),
+    } as unknown as Creep;
+}
+
+// ─── Tests ───────────────────────────────────────────────────────────────────
+
+describe('HarvesterHandler', () => {
+    beforeEach(() => {
+        jest.clearAllMocks();
+        jest.spyOn(console, 'log').mockImplementation(() => {});
+    });
+
+    afterEach(() => {
+        jest.restoreAllMocks();
+    });
+
+    // ── destroy ──────────────────────────────────────────────────────────────
+
+    describe('destroy', () => {
+        it('releases the source spot from destination and clears it', () => {
+            const state = makeState();
+            state.sourcesStates['src1'].spots[0] = PositionSpotStatus.OCCUPIED;
+
+            const memory = makeCreepMemory({
+                destination: { type: 'source', id: 'src1', sourceSpot: 0 },
+            });
+
+            HarvesterHandler.destroy(memory, state);
+
+            expect(state.sourcesStates['src1'].spots[0]).toBe(
+                PositionSpotStatus.EMPTY
+            );
+            expect(memory.destination).toBeUndefined();
+        });
+
+        it('releases the source spot from previousDestination and clears it', () => {
+            const state = makeState();
+            state.sourcesStates['src1'].spots[2] = PositionSpotStatus.OCCUPIED;
+
+            const memory = makeCreepMemory({
+                previousDestination: {
+                    type: 'source',
+                    id: 'src1',
+                    sourceSpot: 2,
+                },
+            });
+
+            HarvesterHandler.destroy(memory, state);
+
+            expect(state.sourcesStates['src1'].spots[2]).toBe(
+                PositionSpotStatus.EMPTY
+            );
+            expect(memory.previousDestination).toBeUndefined();
+        });
+
+        it('does nothing when destination is not a source', () => {
+            const state = makeState();
+            const memory = makeCreepMemory({
+                destination: { type: 'spawn', id: 'spawn1' },
+            });
+
+            HarvesterHandler.destroy(memory, state);
+
+            // None of the source spots should have changed
+            expect(
+                state.sourcesStates['src1'].spots.every(
+                    (s: PositionSpotStatus) =>
+                        s === PositionSpotStatus.EMPTY ||
+                        s === PositionSpotStatus.CENTER
+                )
+            ).toBe(true);
+        });
+
+        it('does nothing when memory has no destination', () => {
+            const state = makeState();
+            const memory = makeCreepMemory();
+
+            expect(() => HarvesterHandler.destroy(memory, state)).not.toThrow();
+        });
+    });
+
+    // ── validateCreepMemory (via run) ────────────────────────────────────────
+
+    describe('validateCreepMemory (via run)', () => {
+        it('releases previousDestination source spot and deletes it', () => {
+            const state = makeState();
+            state.sourcesStates['src1'].spots[1] = PositionSpotStatus.OCCUPIED;
+
+            const creep = makeCreep({
+                previousDestination: {
+                    type: 'source',
+                    id: 'src1',
+                    sourceSpot: 1,
+                },
+            });
+
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(null);
+
+            HarvesterHandler.run(creep, state);
+
+            expect(state.sourcesStates['src1'].spots[1]).toBe(
+                PositionSpotStatus.EMPTY
+            );
+            expect(creep.memory.previousDestination).toBeUndefined();
+        });
+
+        it('transitions from source to spawn destination when energy is full', () => {
+            const state = makeState();
+            const source = makeSource();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(source);
+            jest.spyOn(getById, 'getSpawnById').mockReturnValue(makeSpawn());
+
+            const creep = makeCreep(
+                {
+                    destination: { type: 'source', id: 'src1', sourceSpot: 0 },
+                    spawnId: 'spawn1',
+                },
+                50, // used = full
+                50
+            );
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.memory.destination?.type).toBe('spawn');
+            expect(creep.memory.previousDestination?.type).toBe('source');
+        });
+
+        it('clears spawn destination when energy is empty', () => {
+            const state = makeState();
+            jest.spyOn(getById, 'getSpawnById').mockReturnValue(makeSpawn());
+
+            const creep = makeCreep(
+                {
+                    destination: { type: 'spawn', id: 'spawn1' },
+                },
+                0, // used = 0
+                50
+            );
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.memory.destination).toBeUndefined();
+        });
+    });
+
+    // ── onFindNewSource ───────────────────────────────────────────────────────
+
+    describe('onFindNewSource', () => {
+        it('assigns the first available source spot to the creep', () => {
+            const state = makeState();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(makeSource());
+
+            const creep = makeCreep(); // no destination, empty store
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.memory.destination?.type).toBe('source');
+            expect((creep.memory.destination as any).id).toBe('src1');
+        });
+
+        it('does not assign a source when all spots are occupied', () => {
+            const state = makeState();
+            // Fill all non-center spots with OCCUPIED
+            state.sourcesStates['src1'].spots = state.sourcesStates[
+                'src1'
+            ].spots.map((s: PositionSpotStatus) =>
+                s === PositionSpotStatus.CENTER
+                    ? s
+                    : PositionSpotStatus.OCCUPIED
+            ) as any;
+
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(makeSource());
+            const creep = makeCreep();
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.memory.destination).toBeUndefined();
+        });
+    });
+
+    // ── onSourceDestination ───────────────────────────────────────────────────
+
+    describe('onSourceDestination', () => {
+        it('harvests when in range', () => {
+            const state = makeState();
+            const source = makeSource();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(source);
+
+            const creep = makeCreep(
+                { destination: { type: 'source', id: 'src1', sourceSpot: 0 } },
+                0,
+                50
+            );
+            (creep.harvest as jest.Mock).mockReturnValue((global as any).OK);
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.harvest).toHaveBeenCalledWith(source);
+            expect(creep.moveTo).not.toHaveBeenCalled();
+        });
+
+        it('moves to source when not in range', () => {
+            const state = makeState();
+            const source = makeSource();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(source);
+
+            const creep = makeCreep(
+                { destination: { type: 'source', id: 'src1', sourceSpot: 0 } },
+                0,
+                50
+            );
+            (creep.harvest as jest.Mock).mockReturnValue(
+                (global as any).ERR_NOT_IN_RANGE
+            );
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.moveTo).toHaveBeenCalled();
+        });
+
+        it('logs and returns when source is not found', () => {
+            const state = makeState();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(null);
+
+            const creep = makeCreep(
+                {
+                    destination: {
+                        type: 'source',
+                        id: 'unknown',
+                        sourceSpot: 0,
+                    },
+                },
+                0,
+                50
+            );
+
+            expect(() => HarvesterHandler.run(creep, state)).not.toThrow();
+            expect(creep.harvest).not.toHaveBeenCalled();
+        });
+    });
+
+    // ── onSpawnDestination ────────────────────────────────────────────────────
+
+    describe('onSpawnDestination', () => {
+        it('transfers energy when in range', () => {
+            const state = makeState();
+            const spawn = makeSpawn();
+            jest.spyOn(getById, 'getSpawnById').mockReturnValue(spawn);
+
+            const creep = makeCreep(
+                { destination: { type: 'spawn', id: 'spawn1' } },
+                50,
+                50
+            );
+            (creep.transfer as jest.Mock).mockReturnValue((global as any).OK);
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.transfer).toHaveBeenCalledWith(
+                spawn,
+                (global as any).RESOURCE_ENERGY
+            );
+            expect(creep.moveTo).not.toHaveBeenCalled();
+        });
+
+        it('moves to spawn when not in range', () => {
+            const state = makeState();
+            const spawn = makeSpawn();
+            jest.spyOn(getById, 'getSpawnById').mockReturnValue(spawn);
+
+            const creep = makeCreep(
+                { destination: { type: 'spawn', id: 'spawn1' } },
+                50,
+                50
+            );
+            (creep.transfer as jest.Mock).mockReturnValue(
+                (global as any).ERR_NOT_IN_RANGE
+            );
+
+            HarvesterHandler.run(creep, state);
+
+            expect(creep.moveTo).toHaveBeenCalledWith(
+                spawn,
+                expect.any(Object)
+            );
+        });
+
+        it('logs and returns when spawn is not found', () => {
+            const state = makeState();
+            jest.spyOn(getById, 'getSpawnById').mockReturnValue(null);
+
+            const creep = makeCreep(
+                { destination: { type: 'spawn', id: 'spawn1' } },
+                50,
+                50
+            );
+
+            expect(() => HarvesterHandler.run(creep, state)).not.toThrow();
+            expect(creep.transfer).not.toHaveBeenCalled();
+        });
+    });
+});

tests/roleHandlers/upgrader.handler.test.ts

@@ -0,0 +1,404 @@
+import UpgraderHandler from '@/roleHandlers/upgrader.handler';
+import * as getById from '@/utils/funcs/getById';
+import {
+    PositionSpotStatus,
+    createSourcePositionMatrix,
+} from '@/utils/positions';
+import '~/tests/__mocks__/screeps';
+
+// ─── Helpers ────────────────────────────────────────────────────────────────
+
+function makeState(overrides: Partial<GameState> = {}): GameState {
+    const spots = createSourcePositionMatrix(PositionSpotStatus.EMPTY);
+    return {
+        sourcesStates: {
+            src1: { spots },
+        },
+        ...overrides,
+    } as unknown as GameState;
+}
+
+function makeCreepMemory(overrides: Partial<CreepMemory> = {}): CreepMemory {
+    return {
+        role: 'upgrader',
+        spawnId: 'spawn1',
+        ...overrides,
+    } as CreepMemory;
+}
+
+function makeStore(used: number, capacity: number) {
+    return {
+        getFreeCapacity: (_res: string) => capacity - used,
+        getUsedCapacity: (_res: string) => used,
+    };
+}
+
+function makePos(x = 0, y = 0, roomName = 'W1N1') {
+    return new (global as any).RoomPosition(x, y, roomName);
+}
+
+function makeSource(id = 'src1', x = 5, y = 5, roomName = 'W1N1') {
+    return {
+        id,
+        pos: makePos(x, y, roomName),
+    } as unknown as Source;
+}
+
+function makeController(id = 'ctrl1') {
+    return { id } as unknown as StructureController;
+}
+
+function makeCreep(
+    memoryOverrides: Partial<CreepMemory> = {},
+    storeUsed = 0,
+    storeCapacity = 50,
+    controller: StructureController | null = null
+): Creep {
+    const memory = makeCreepMemory(memoryOverrides);
+    return {
+        name: 'Creep1',
+        memory,
+        store: makeStore(storeUsed, storeCapacity),
+        pos: makePos(),
+        room: {
+            controller:
+                controller !== null ? (controller ?? makeController()) : null,
+        },
+        harvest: jest.fn().mockReturnValue((global as any).OK),
+        moveTo: jest.fn().mockReturnValue((global as any).OK),
+        upgradeController: jest.fn().mockReturnValue((global as any).OK),
+    } as unknown as Creep;
+}
+
+// ─── Tests ───────────────────────────────────────────────────────────────────
+
+describe('UpgraderHandler', () => {
+    beforeEach(() => {
+        jest.clearAllMocks();
+        jest.spyOn(console, 'log').mockImplementation(() => {});
+    });
+
+    afterEach(() => {
+        jest.restoreAllMocks();
+    });
+
+    // ── destroy ──────────────────────────────────────────────────────────────
+
+    describe('destroy', () => {
+        it('releases the source spot from destination and clears it', () => {
+            const state = makeState();
+            state.sourcesStates['src1'].spots[0] = PositionSpotStatus.OCCUPIED;
+
+            const memory = makeCreepMemory({
+                destination: { type: 'source', id: 'src1', sourceSpot: 0 },
+            });
+
+            UpgraderHandler.destroy(memory, state);
+
+            expect(state.sourcesStates['src1'].spots[0]).toBe(
+                PositionSpotStatus.EMPTY
+            );
+            expect(memory.destination).toBeUndefined();
+        });
+
+        it('releases the source spot from previousDestination and clears it', () => {
+            const state = makeState();
+            state.sourcesStates['src1'].spots[3] = PositionSpotStatus.OCCUPIED;
+
+            const memory = makeCreepMemory({
+                previousDestination: {
+                    type: 'source',
+                    id: 'src1',
+                    sourceSpot: 3,
+                },
+            });
+
+            UpgraderHandler.destroy(memory, state);
+
+            expect(state.sourcesStates['src1'].spots[3]).toBe(
+                PositionSpotStatus.EMPTY
+            );
+            expect(memory.previousDestination).toBeUndefined();
+        });
+
+        it('does nothing when destination is not a source', () => {
+            const state = makeState();
+            const memory = makeCreepMemory({
+                destination: { type: 'controller', id: 'ctrl1' },
+            });
+
+            UpgraderHandler.destroy(memory, state);
+
+            expect(
+                state.sourcesStates['src1'].spots.every(
+                    (s: PositionSpotStatus) =>
+                        s === PositionSpotStatus.EMPTY ||
+                        s === PositionSpotStatus.CENTER
+                )
+            ).toBe(true);
+        });
+
+        it('does nothing when memory has no destination', () => {
+            const state = makeState();
+            const memory = makeCreepMemory();
+
+            expect(() => UpgraderHandler.destroy(memory, state)).not.toThrow();
+        });
+    });
+
+    // ── validateCreepMemory (via run) ────────────────────────────────────────
+
+    describe('validateCreepMemory (via run)', () => {
+        it('releases previousDestination source spot and deletes it', () => {
+            const state = makeState();
+            state.sourcesStates['src1'].spots[1] = PositionSpotStatus.OCCUPIED;
+
+            const creep = makeCreep({
+                previousDestination: {
+                    type: 'source',
+                    id: 'src1',
+                    sourceSpot: 1,
+                },
+            });
+
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(null);
+
+            UpgraderHandler.run(creep, state);
+
+            expect(state.sourcesStates['src1'].spots[1]).toBe(
+                PositionSpotStatus.EMPTY
+            );
+            expect(creep.memory.previousDestination).toBeUndefined();
+        });
+
+        it('transitions from source to controller destination when energy is full', () => {
+            const state = makeState();
+            const source = makeSource();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(source);
+
+            const controller = makeController();
+            jest.spyOn(getById, 'getControllerById').mockReturnValue(
+                controller
+            );
+
+            const creep = makeCreep(
+                {
+                    destination: { type: 'source', id: 'src1', sourceSpot: 0 },
+                },
+                50, // full
+                50,
+                controller
+            );
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.memory.destination?.type).toBe('controller');
+            expect(creep.memory.previousDestination?.type).toBe('source');
+        });
+
+        it('clears controller destination when energy is empty', () => {
+            const state = makeState();
+            const controller = makeController();
+            jest.spyOn(getById, 'getControllerById').mockReturnValue(
+                controller
+            );
+
+            const creep = makeCreep(
+                { destination: { type: 'controller', id: 'ctrl1' } },
+                0, // empty
+                50,
+                controller
+            );
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.memory.destination).toBeUndefined();
+        });
+
+        it('clears destination and logs when room has no controller during source→controller transition', () => {
+            const state = makeState();
+            // Occupy all spots so onFindNewSource cannot reassign a source
+            state.sourcesStates['src1'].spots = state.sourcesStates[
+                'src1'
+            ].spots.map((s: PositionSpotStatus) =>
+                s === PositionSpotStatus.CENTER
+                    ? s
+                    : PositionSpotStatus.OCCUPIED
+            ) as any;
+
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(makeSource());
+
+            const creep = makeCreep(
+                { destination: { type: 'source', id: 'src1', sourceSpot: 0 } },
+                50,
+                50,
+                null // no controller in room
+            );
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.memory.destination).toBeUndefined();
+        });
+    });
+
+    // ── onFindNewSource ───────────────────────────────────────────────────────
+
+    describe('onFindNewSource', () => {
+        it('assigns the first available source spot to the creep', () => {
+            const state = makeState();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(makeSource());
+
+            const creep = makeCreep(); // no destination, empty store
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.memory.destination?.type).toBe('source');
+            expect((creep.memory.destination as any).id).toBe('src1');
+        });
+
+        it('does not assign a source when all spots are occupied', () => {
+            const state = makeState();
+            state.sourcesStates['src1'].spots = state.sourcesStates[
+                'src1'
+            ].spots.map((s: PositionSpotStatus) =>
+                s === PositionSpotStatus.CENTER
+                    ? s
+                    : PositionSpotStatus.OCCUPIED
+            ) as any;
+
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(makeSource());
+            const creep = makeCreep();
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.memory.destination).toBeUndefined();
+        });
+    });
+
+    // ── onSourceDestination ───────────────────────────────────────────────────
+
+    describe('onSourceDestination', () => {
+        it('harvests when in range', () => {
+            const state = makeState();
+            const source = makeSource();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(source);
+
+            const creep = makeCreep(
+                { destination: { type: 'source', id: 'src1', sourceSpot: 0 } },
+                0,
+                50
+            );
+            (creep.harvest as jest.Mock).mockReturnValue((global as any).OK);
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.harvest).toHaveBeenCalledWith(source);
+            expect(creep.moveTo).not.toHaveBeenCalled();
+        });
+
+        it('moves to source when not in range', () => {
+            const state = makeState();
+            const source = makeSource();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(source);
+
+            const creep = makeCreep(
+                { destination: { type: 'source', id: 'src1', sourceSpot: 0 } },
+                0,
+                50
+            );
+            (creep.harvest as jest.Mock).mockReturnValue(
+                (global as any).ERR_NOT_IN_RANGE
+            );
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.moveTo).toHaveBeenCalled();
+        });
+
+        it('logs and returns when source is not found', () => {
+            const state = makeState();
+            jest.spyOn(getById, 'getSourceById').mockReturnValue(null);
+
+            const creep = makeCreep(
+                {
+                    destination: {
+                        type: 'source',
+                        id: 'unknown',
+                        sourceSpot: 0,
+                    },
+                },
+                0,
+                50
+            );
+
+            expect(() => UpgraderHandler.run(creep, state)).not.toThrow();
+            expect(creep.harvest).not.toHaveBeenCalled();
+        });
+    });
+
+    // ── onControllerDestination ───────────────────────────────────────────────
+
+    describe('onControllerDestination', () => {
+        it('upgrades controller when in range', () => {
+            const state = makeState();
+            const controller = makeController();
+            jest.spyOn(getById, 'getControllerById').mockReturnValue(
+                controller
+            );
+
+            const creep = makeCreep(
+                { destination: { type: 'controller', id: 'ctrl1' } },
+                50,
+                50,
+                controller
+            );
+            (creep.upgradeController as jest.Mock).mockReturnValue(
+                (global as any).OK
+            );
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.upgradeController).toHaveBeenCalledWith(controller);
+            expect(creep.moveTo).not.toHaveBeenCalled();
+        });
+
+        it('moves to controller when not in range', () => {
+            const state = makeState();
+            const controller = makeController();
+            jest.spyOn(getById, 'getControllerById').mockReturnValue(
+                controller
+            );
+
+            const creep = makeCreep(
+                { destination: { type: 'controller', id: 'ctrl1' } },
+                50,
+                50,
+                controller
+            );
+            (creep.upgradeController as jest.Mock).mockReturnValue(
+                (global as any).ERR_NOT_IN_RANGE
+            );
+
+            UpgraderHandler.run(creep, state);
+
+            expect(creep.moveTo).toHaveBeenCalledWith(
+                controller,
+                expect.any(Object)
+            );
+        });
+
+        it('logs and returns when controller is not found by ID', () => {
+            const state = makeState();
+            jest.spyOn(getById, 'getControllerById').mockReturnValue(null);
+
+            const creep = makeCreep(
+                { destination: { type: 'controller', id: 'ctrl1' } },
+                50,
+                50
+            );
+
+            expect(() => UpgraderHandler.run(creep, state)).not.toThrow();
+            expect(creep.upgradeController).not.toHaveBeenCalled();
+        });
+    });
+});

tsconfig.json

@@ -1,23 +1,27 @@
 {
-  "compilerOptions": {
+    "compilerOptions": {
-    "target": "ES6",
+        "target": "ES6",
-    "lib": ["ES2017", "DOM"],
+        "lib": ["ES2017", "DOM"],
-    "module": "commonjs",
+        "module": "commonjs",
-    "moduleResolution": "node",
+        "moduleResolution": "node",
-    "outDir": "dist",
+        "outDir": "dist",
-    "rootDir": "src",
+        "baseUrl": ".",
-    "baseUrl": "src",
+        "strict": true,
-    "strict": true,
+        "noImplicitReturns": true,
-    "noImplicitReturns": true,
+        "noUnusedLocals": true,
-    "noUnusedLocals": true,
+        "noUnusedParameters": true,
-    "noUnusedParameters": true,
+        "noFallthroughCasesInSwitch": true,
-    "noFallthroughCasesInSwitch": true,
+        "allowUnreachableCode": false,
-    "allowUnreachableCode": false,
+        "sourceMap": true,
-    "sourceMap": true,
+        "experimentalDecorators": true,
-    "experimentalDecorators": true,
+        "allowSyntheticDefaultImports": true,
-    "allowSyntheticDefaultImports": true,
+        "types": ["node", "screeps", "jest"],
-    "types": ["screeps"]
+        "paths": {
-  },
+            "@/*": ["./src/*"],
-  "include": ["src/**/*"],
+            "~/*": ["./*"]
-  "exclude": ["node_modules", "dist"]
+        },
+        "typeRoots": ["node_modules/@types", "src"]
+    },
+    "include": ["src/global.d.ts", "src/*.ts", "src/**/*.ts"],
+    "exclude": ["node_modules", "dist"]
 }

tsconfig.test.json

@@ -1,6 +0,0 @@
-{
-  "extends": "./tsconfig.json",
-  "compilerOptions": {
-    "module": "CommonJs"
-  }
-}