fix npm run build

dist/shared/redis.service.js

@@ -0,0 +1,121 @@
+"use strict";
+var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
+    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+var RedisService_1;
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.RedisService = void 0;
+const common_1 = require("@nestjs/common");
+const ioredis_1 = __importDefault(require("ioredis"));
+let RedisService = RedisService_1 = class RedisService {
+    // Keep client typed as any to avoid tight coupling to ioredis types in tests
+    client = null;
+    logger = new common_1.Logger(RedisService_1.name);
+    lastLogAt = 0;
+    LOG_THROTTLE_MS = 5000; // throttle repeated error logs
+    onModuleInit() {
+        const enabled = (process.env.REDIS_ENABLED || 'true').toLowerCase() === 'true';
+        if (!enabled) {
+            this.logger.log('Redis disabled via REDIS_ENABLED=false');
+            return;
+        }
+        const url = process.env.REDIS_URL || 'redis://localhost:6379';
+        // Use lazyConnect so application can start even if Redis is unavailable temporarily
+        this.client = new ioredis_1.default(url, {
+            lazyConnect: true,
+            // limit retries to avoid infinite reconnect storms
+            maxRetriesPerRequest: 5,
+            // automatic reconnection strategy
+            reconnectOnError: (err) => {
+                return true;
+            },
+            enableOfflineQueue: true,
+            // optional reconnect strategy
+            retryStrategy: (times) => {
+                // exponential backoff capped at 5s
+                const delay = Math.min(50 * Math.pow(2, times), 5000);
+                return delay;
+            },
+        });
+        this.client.on('connect', () => this.logger.log('Connected to Redis'));
+        this.client.on('ready', () => this.logger.log('Redis ready'));
+        this.client.on('error', (err) => this.handleError(err));
+        this.client.on('close', () => this.logger.warn('Redis connection closed'));
+        this.client.on('reconnecting', () => this.logger.log('Redis reconnecting'));
+        // attempt to connect but do not throw if it fails
+        this.client.connect().catch((err) => {
+            this.handleError(err);
+        });
+    }
+    handleError(err) {
+        const now = Date.now();
+        if (now - this.lastLogAt > this.LOG_THROTTLE_MS) {
+            this.logger.error('Redis error', err instanceof Error ? err.message : err);
+            this.lastLogAt = now;
+        }
+    }
+    onModuleDestroy() {
+        if (this.client) {
+            try {
+                this.client.disconnect();
+            }
+            catch (e) {
+                // ignore
+            }
+        }
+    }
+    getClient() {
+        return this.client;
+    }
+    ensureClient() {
+        // returns true if client is connected/usable
+        return this.client && this.client.status && this.client.status !== 'end' && this.client.status !== 'close';
+    }
+    async get(key) {
+        if (!this.ensureClient())
+            return null;
+        try {
+            return await this.client.get(key);
+        }
+        catch (e) {
+            this.handleError(e);
+            return null;
+        }
+    }
+    async set(key, value, ttlSeconds) {
+        if (!this.ensureClient())
+            return;
+        try {
+            if (ttlSeconds) {
+                await this.client.set(key, value, 'EX', ttlSeconds);
+            }
+            else {
+                await this.client.set(key, value);
+            }
+        }
+        catch (e) {
+            this.handleError(e);
+        }
+    }
+    async del(key) {
+        if (!this.ensureClient())
+            return;
+        try {
+            await this.client.del(key);
+        }
+        catch (e) {
+            this.handleError(e);
+        }
+    }
+};
+exports.RedisService = RedisService;
+exports.RedisService = RedisService = RedisService_1 = __decorate([
+    (0, common_1.Injectable)()
+], RedisService);
+//# sourceMappingURL=redis.service.js.map