UNPKG

ynkap-payment

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Module de paiement Y-Nkap pour Angular - Intégration simple des paiements mobiles (Orange Money, MTN Mobile Money)

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import { Injectable } from '@angular/core'; import { BehaviorSubject, throwError, timer } from 'rxjs'; import { mergeMap } from 'rxjs/operators'; import { ErrorCategory, YnkapError } from './models/error.model'; import * as i0 from "@angular/core"; export class ErrorHandlingService { constructor() { this.errorSubject = new BehaviorSubject(null); // Default retry options this.defaultRetryOptions = { maxRetries: 3, baseDelayMs: 1000, maxDelayMs: 10000, nonRetryableErrors: [ ErrorCategory.AUTHENTICATION, ErrorCategory.AUTHORIZATION, ErrorCategory.VALIDATION ] }; } handleError(error) { let ynkapError; if (error instanceof YnkapError) { ynkapError = error; } else { ynkapError = new YnkapError(error.code || 'UNKNOWN_ERROR', error.message || 'Une erreur inattendue est survenue', error.details); } this.errorSubject.next(ynkapError); console.error('Y-Nkap Error:', ynkapError); } getError() { return this.errorSubject.asObservable(); } clearError() { this.errorSubject.next(null); } /** * Apply retry logic with exponential backoff for failed operations * @param error The error that occurred * @param retryFn Function to retry * @param options Retry options * @returns An observable that will retry the operation */ retryWithBackoff(error, retryFn, options) { const retryOpts = { ...this.defaultRetryOptions, ...options }; // Check if error is retryable if (!error.retryable) { return throwError(() => error); } // Check if the error type is in the non-retryable list if (retryOpts.nonRetryableErrors?.includes(error.code)) { return throwError(() => error); } // Check if we've exceeded max retries const attemptNumber = (error.details?.attemptNumber || 0) + 1; if (attemptNumber > retryOpts.maxRetries) { return throwError(() => error); } // Calculate backoff delay with exponential increase const delayMs = Math.min(retryOpts.baseDelayMs * Math.pow(2, attemptNumber - 1), retryOpts.maxDelayMs); // Call the onRetry callback if provided if (retryOpts.onRetry) { retryOpts.onRetry(error, attemptNumber); } // Update attempt number in error details error.details = { ...error.details, attemptNumber }; // Wait for the delay then retry return timer(delayMs).pipe(mergeMap(() => retryFn())); } /** * Convert any error to a standardized YnkapError * @param error The error to convert * @param context Optional context information * @returns A standardized YnkapError */ convertToYnkapError(error, context) { const timestamp = new Date(); // HTTP errors if (error && error.status) { const httpStatus = error.status; const errorBody = error.error || {}; let category; let retryable = false; switch (true) { case httpStatus === 401: category = ErrorCategory.AUTHENTICATION; retryable = false; break; case httpStatus === 403: category = ErrorCategory.AUTHORIZATION; retryable = false; break; case httpStatus >= 400 && httpStatus < 500: category = ErrorCategory.VALIDATION; retryable = false; break; case httpStatus >= 500: category = ErrorCategory.SERVER; retryable = true; break; default: category = ErrorCategory.UNKNOWN; retryable = true; } return new YnkapError(errorBody.code || category, errorBody.message || `Error ${httpStatus}: ${error.statusText || 'Unknown HTTP error'}`, { details: errorBody.details || {}, originalError: error, httpStatus, retryable, timestamp }); } // Network errors else if (error instanceof TypeError && error.message.includes('network')) { return new YnkapError(ErrorCategory.NETWORK, 'Network error: Could not connect to Y-Nkap API', { originalError: error, retryable: true, retryAfterMs: 3000, timestamp }); } // Other errors else { return new YnkapError(ErrorCategory.UNKNOWN, error?.message || 'An unknown error occurred', { originalError: error, retryable: true, details: { context }, timestamp }); } } static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: ErrorHandlingService, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); } static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: ErrorHandlingService, providedIn: 'root' }); } } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: ErrorHandlingService, decorators: [{ type: Injectable, args: [{ providedIn: 'root' }] }], ctorParameters: function () { return []; } }); //# 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{ Injectable } from '@angular/core';\nimport { BehaviorSubject, Observable, throwError, timer } from 'rxjs';\nimport { mergeMap } from 'rxjs/operators';\nimport { ErrorCategory, RetryOptions, YnkapError } from './models/error.model';\n\n@Injectable({\n  providedIn: 'root'\n})\nexport class ErrorHandlingService {\n  private errorSubject = new BehaviorSubject<YnkapError | null>(null);\n  \n  // Default retry options\n  private defaultRetryOptions: RetryOptions = {\n    maxRetries: 3,\n    baseDelayMs: 1000,\n    maxDelayMs: 10000,\n    nonRetryableErrors: [\n      ErrorCategory.AUTHENTICATION,\n      ErrorCategory.AUTHORIZATION,\n      ErrorCategory.VALIDATION\n    ]\n  };\n\n  constructor() {}\n\n  handleError(error: any): void {\n    let ynkapError: YnkapError;\n\n    if (error instanceof YnkapError) {\n      ynkapError = error;\n    } else {\n      ynkapError = new YnkapError(\n        error.code || 'UNKNOWN_ERROR',\n        error.message || 'Une erreur inattendue est survenue',\n        error.details\n      );\n    }\n\n    this.errorSubject.next(ynkapError);\n    console.error('Y-Nkap Error:', ynkapError);\n  }\n\n  getError(): Observable<YnkapError | null> {\n    return this.errorSubject.asObservable();\n  }\n\n  clearError(): void {\n    this.errorSubject.next(null);\n  }\n\n  /**\n   * Apply retry logic with exponential backoff for failed operations\n   * @param error The error that occurred\n   * @param retryFn Function to retry\n   * @param options Retry options\n   * @returns An observable that will retry the operation\n   */\n  retryWithBackoff<T>(error: YnkapError, retryFn: () => Observable<T>, options?: Partial<RetryOptions>): Observable<T> {\n    const retryOpts: RetryOptions = { ...this.defaultRetryOptions, ...options };\n    \n    // Check if error is retryable\n    if (!error.retryable) {\n      return throwError(() => error);\n    }\n    \n    // Check if the error type is in the non-retryable list\n    if (retryOpts.nonRetryableErrors?.includes(error.code)) {\n      return throwError(() => error);\n    }\n    \n    // Check if we've exceeded max retries\n    const attemptNumber = (error.details?.attemptNumber || 0) + 1;\n    if (attemptNumber > retryOpts.maxRetries) {\n      return throwError(() => error);\n    }\n    \n    // Calculate backoff delay with exponential increase\n    const delayMs = Math.min(\n      retryOpts.baseDelayMs * Math.pow(2, attemptNumber - 1),\n      retryOpts.maxDelayMs\n    );\n    \n    // Call the onRetry callback if provided\n    if (retryOpts.onRetry) {\n      retryOpts.onRetry(error, attemptNumber);\n    }\n    \n    // Update attempt number in error details\n    error.details = { ...error.details, attemptNumber };\n    \n    // Wait for the delay then retry\n    return timer(delayMs).pipe(\n      mergeMap(() => retryFn())\n    );\n  }\n\n  /**\n   * Convert any error to a standardized YnkapError\n   * @param error The error to convert\n   * @param context Optional context information\n   * @returns A standardized YnkapError\n   */\n  private convertToYnkapError(error: any, context?: string): YnkapError {\n    const timestamp = new Date();\n    // HTTP errors\n    if (error && error.status) {\n      const httpStatus = error.status;\n      const errorBody = error.error || {};\n      let category: ErrorCategory;\n      let retryable = false;\n      switch (true) {\n        case httpStatus === 401:\n          category = ErrorCategory.AUTHENTICATION;\n          retryable = false;\n          break;\n        case httpStatus === 403:\n          category = ErrorCategory.AUTHORIZATION;\n          retryable = false;\n          break;\n        case httpStatus >= 400 && httpStatus < 500:\n          category = ErrorCategory.VALIDATION;\n          retryable = false;\n          break;\n        case httpStatus >= 500:\n          category = ErrorCategory.SERVER;\n          retryable = true;\n          break;\n        default:\n          category = ErrorCategory.UNKNOWN;\n          retryable = true;\n      }\n      return new YnkapError(\n        errorBody.code || category,\n        errorBody.message || `Error ${httpStatus}: ${error.statusText || 'Unknown HTTP error'}`,\n        {\n        details: errorBody.details || {},\n        originalError: error,\n        httpStatus,\n          retryable,\n          timestamp\n        }\n      );\n    } \n    // Network errors\n    else if (error instanceof TypeError && error.message.includes('network')) {\n      return new YnkapError(\n        ErrorCategory.NETWORK,\n        'Network error: Could not connect to Y-Nkap API',\n        {\n        originalError: error,\n        retryable: true,\n          retryAfterMs: 3000,\n          timestamp\n        }\n      );\n    } \n    // Other errors\n    else {\n      return new YnkapError(\n        ErrorCategory.UNKNOWN,\n        error?.message || 'An unknown error occurred',\n        {\n        originalError: error,\n        retryable: true,\n          details: { context },\n          timestamp\n        }\n      );\n    }\n  }\n}\n"]}