@ahmedhegazee/nestjs-telescope/dist/telescope/core/interceptors/error-recovery.interceptor.js

Advanced observability and monitoring solution for NestJS applications with ML-powered analytics, enterprise features, and production-ready scaling

"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 ErrorRecoveryInterceptor_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ErrorRecoveryInterceptor = void 0;
const common_1 = require("@nestjs/common");
const rxjs_1 = require("rxjs");
const operators_1 = require("rxjs/operators");
const circuit_breaker_1 = require("../../devtools/bridge/circuit-breaker");
let ErrorRecoveryInterceptor = ErrorRecoveryInterceptor_1 = class ErrorRecoveryInterceptor {
    constructor() {
        this.logger = new common_1.Logger(ErrorRecoveryInterceptor_1.name);
        this.defaultConfig = {
            maxRetries: 3,
            retryDelay: 1000,
            timeoutMs: 30000,
            retryCondition: (error) => this.shouldRetry(error)
        };
    }
    intercept(context, next) {
        const request = context.switchToHttp().getRequest();
        const config = request.errorRecoveryConfig || this.defaultConfig;
        return next.handle().pipe((0, operators_1.timeout)(config.timeoutMs), (0, operators_1.retry)({
            count: config.maxRetries,
            delay: (error, retryCount) => {
                if (config.retryCondition && !config.retryCondition(error)) {
                    throw error;
                }
                this.logger.warn(`Retrying operation, attempt ${retryCount + 1}/${config.maxRetries}: ${error.message}`);
                const delay = config.retryDelay * Math.pow(2, retryCount);
                return (0, rxjs_1.timer)(delay);
            }
        }), (0, operators_1.catchError)(error => {
            this.logger.error('Error recovery failed after retries:', error);
            return (0, rxjs_1.throwError)(() => error);
        }));
    }
    shouldRetry(error) {
        if (error instanceof circuit_breaker_1.CircuitBreakerOpenError) {
            return false;
        }
        if (error.status >= 400 && error.status < 500) {
            return false;
        }
        if (error.name === 'ValidationError') {
            return false;
        }
        return true;
    }
};
exports.ErrorRecoveryInterceptor = ErrorRecoveryInterceptor;
exports.ErrorRecoveryInterceptor = ErrorRecoveryInterceptor = ErrorRecoveryInterceptor_1 = __decorate([
    (0, common_1.Injectable)()
], ErrorRecoveryInterceptor);
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