# All files / src/services api.ts

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55.95% Branches 47/84
71.42% Functions 15/21
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     // API service with axios configuration

    import axios, { AxiosInstance, AxiosRequestConfig, AxiosResponse } from 'axios';
    import { toast } from 'sonner';
    import { API_CONFIG, STORAGE_KEYS } from '@/constants';
    import { getAdminHeaders } from '@/config/adminPanel';
    import { ApiError, ApiResult } from '@/types';
    import i18n from '@/lib/i18n';

    interface HttpError {
      response?: {
        data?: {
          error?: string;
          details?: string;
          timestamp?: string;
        };
      };
      request?: unknown;
      message?: string;
    }

    class ApiService {
      private client: AxiosInstance;

      constructor() {
        this.client = axios.create({
          baseURL: API_CONFIG.BASE_URL,
          timeout: API_CONFIG.TIMEOUT,
          headers: {
            'Content-Type': 'application/json'}});

        this.setupInterceptors();
      }

      private setupInterceptors() {
        // Request interceptor to add auth token and admin panel headers
        this.client.interceptors.request.use(
          (config) => {
            // Respect explicit Authorization set by the caller (e.g., pending admin token)
            const callerAuth = (config.headers as any)?.Authorization || (config.headers as any)?.authorization;
            const token = this.getStoredToken();
            if (!callerAuth && token) {
              config.headers.Authorization = `Bearer ${token}`;
            }

            // Add admin panel headers for admin-panel, reseller endpoints, and streaming endpoints
            Iif (typeof FormData !== 'undefined' && config.data instanceof FormData) {
              const headers = (config.headers ?? {}) as any;
              delete headers['Content-Type'];
              delete headers['content-type'];
              config.headers = headers;
            }

            const url: string = (config?.url ?? '') as string;
            const isAdminPanelRequest =
              url.startsWith('/api/admin') ||
              url.startsWith('/api/reseller') ||
              url.includes('/stream'); // Add stream endpoints to get proper DRM handling

            Iif (isAdminPanelRequest) {
              const adminHeaders = getAdminHeaders();
              const headers = (config.headers ?? {}) as any;
              for (const [k, v] of Object.entries(adminHeaders)) {
                headers[k] = v as any;
              }
              config.headers = headers;
            }

            return config;
          },
          (error) => {
            return Promise.reject(error);
          }
        );

        // Response interceptor for error handling
        this.client.interceptors.response.use(
          (response) => response,
          async (error) => {
            const originalRequest = error.config;

            // Handle device disconnected error (401 with "Device disconnected" message)
            Iif (error.response?.status === 401 &&
                error.response?.data?.error === 'Device disconnected') {
              this.clearAuth();
              if (typeof window !== 'undefined') {
                toast.error(i18n.t('common.deviceDisconnectedTitle'), {
                  description: i18n.t('common.deviceDisconnectedDescription')
                });
                window.location.href = '/login';
              }
              return Promise.reject(error);
            }

            // Handle 401 errors (token expired) - but NOT for refresh endpoint or login endpoint
            if (error.response?.status === 401 &&
                !originalRequest._retry &&
                !originalRequest.url?.includes('/api/auth/refresh') &&
                !originalRequest.url?.includes('/api/auth/login')) {
              originalRequest._retry = true;

              try {
                await this.refreshToken();
                const token = this.getStoredToken();
                Eif (token) {
                  originalRequest.headers.Authorization = `Bearer ${token}`;
                  return this.client(originalRequest);
                }
              } catch (refreshError) {
                // Refresh failed: clear auth and redirect to login
                this.clearAuth();
                this.forceLogoutRedirect();
                return Promise.reject(refreshError);
              }
            }

            // If it's a 401 on refresh endpoint, clear auth and redirect
            if (error.response?.status === 401 && originalRequest.url?.includes('/api/auth/refresh')) {
              this.clearAuth();
              this.forceLogoutRedirect();
            }

            // Handle 403 Forbidden - user doesn't have permission (token may be for deleted/changed user)
            Iif (error.response?.status === 403 &&
                !originalRequest.url?.includes('/api/auth/') &&
                // Also ignore if it's a 2FA required error - we handle this in AuthContext
                !error.response?.data?.error?.toLowerCase().includes('two-factor')) {
              // Check if this might be a stale token issue
              const errorMsg = error.response?.data?.error?.toLowerCase() || '';
              if (errorMsg.includes('forbidden') || errorMsg.includes('not found') || errorMsg.includes('invalid')) {
                this.clearAuth();
                this.forceLogoutRedirect();
              }
            }

            return Promise.reject(error);
          }
        );
      }

      private getStoredToken(): string | null {
        Eif (typeof window !== 'undefined') {
          // Try localStorage first
          const localToken = localStorage.getItem(STORAGE_KEYS.AUTH_TOKEN);
          if (localToken) return localToken;

          // Fallback to cookies
          const cookies = document.cookie.split(';');
          for (const cookie of cookies) {
            const [name, value] = cookie.trim().split('=');
            Iif (name === STORAGE_KEYS.AUTH_TOKEN) {
              return value;
            }
          }
        }
        return null;
      }

      private setStoredToken(token: string): void {
        Eif (typeof window !== 'undefined') {
          localStorage.setItem(STORAGE_KEYS.AUTH_TOKEN, token);

          // Also set in cookies for middleware access
          document.cookie = `${STORAGE_KEYS.AUTH_TOKEN}=${token}; path=/; max-age=${7 * 24 * 60 * 60}; SameSite=Lax`;
        }
      }

      private clearAuth(): void {
        Eif (typeof window !== 'undefined') {
          localStorage.removeItem(STORAGE_KEYS.AUTH_TOKEN);
          localStorage.removeItem(STORAGE_KEYS.USER_DATA);
          // Clear any legacy keys
          localStorage.removeItem('auth_token');
          localStorage.removeItem('user_data');

          // Also clear cookies under common paths
          const names = [STORAGE_KEYS.AUTH_TOKEN, 'iptv_user_data', 'auth_token', 'user_data'];
          const paths = ['/', '/admin', '/reseller'];
          for (const name of names) {
            document.cookie = `${name}=; path=/; expires=Thu, 01 Jan 1970 00:00:00 GMT`;
            for (const p of paths) {
              document.cookie = `${name}=; path=${p}; expires=Thu, 01 Jan 1970 00:00:00 GMT`;
            }
          }
        }
      }

      private forceLogoutRedirect(): void {
        Eif (typeof window !== 'undefined') {
          // Only redirect if not already on login page or public pages
          const publicPaths = ['/login', '/demo', '/redeem', '/forgot-password', '/reset-password'];
          const isPublicPath = publicPaths.some(p => window.location.pathname === p || window.location.pathname.startsWith(`${p}/`));

          Iif (!isPublicPath) {
            // Use replace to prevent back button issues
            window.location.replace('/login?session=expired');
          }
        }
      }

      private async refreshToken(): Promise<void> {
        const response = await this.client.post('/api/auth/refresh');
        const { token } = response.data;
        this.setStoredToken(token);
      }

      private handleError(error: unknown): ApiError {
        const httpError = error as HttpError;

        const data: any = httpError.response?.data;
        Eif (data !== undefined) {
          Iif (typeof data === 'string') {
            // Backend returned plain text (e.g., axum handler returning (StatusCode, String))
            return {
              error: i18n.t('common.error'),
              details: data,
              timestamp: new Date().toISOString()};
          }
          // JSON error shape
          return {
            error: data.error || i18n.t('common.error'),
            details: data.details ?? httpError.message ?? i18n.t('common.unexpectedErrorDescription'),
            timestamp: data.timestamp || new Date().toISOString()};
        }

        if (httpError.request) {
          return {
            error: i18n.t('common.networkErrorTitle'),
            details: i18n.t('common.networkErrorDescription'),
            timestamp: new Date().toISOString()};
        }

        return {
          error: i18n.t('common.error'),
          details: httpError.message || i18n.t('common.unexpectedErrorDescription'),
          timestamp: new Date().toISOString()};
      }

      // Generic request method
      async request<T>(config: AxiosRequestConfig): Promise<ApiResult<T>> {
        try {
          const response: AxiosResponse<T> = await this.client(config);
          return {
            success: true,
            data: response.data};
        } catch (error) {
          return {
            success: false,
            error: this.handleError(error)};
        }
      }

      // HTTP method helpers
      async get<T>(url: string, config?: AxiosRequestConfig): Promise<ApiResult<T>> {
        return this.request<T>({ ...config, method: 'GET', url });
      }

      async post<T>(url: string, data?: unknown, config?: AxiosRequestConfig): Promise<ApiResult<T>> {
        // Special handling for scan-folder endpoint - override timeout completely
        Iif (url.includes('/scan-folder')) {
          const scanConfig = {
            ...config,
            method: 'POST' as const,
            url,
            data,
            timeout: 600000, // Force 10 minutes for scanning operations
          };
          return this.request<T>(scanConfig);
        }

        return this.request<T>({ ...config, method: 'POST', url, data });
      }

      async put<T>(url: string, data?: unknown, config?: AxiosRequestConfig): Promise<ApiResult<T>> {
        return this.request<T>({ ...config, method: 'PUT', url, data });
      }

      async delete<T>(url: string, config?: AxiosRequestConfig): Promise<ApiResult<T>> {
        return this.request<T>({ ...config, method: 'DELETE', url });
      }

      async patch<T>(url: string, data?: unknown, config?: AxiosRequestConfig): Promise<ApiResult<T>> {
        return this.request<T>({ ...config, method: 'PATCH', url, data });
      }

      // Auth helpers
      setAuthToken(token: string): void {
        this.setStoredToken(token);
      }

      clearAuthToken(): void {
        this.clearAuth();
      }
    }

    // Export singleton instance
    export const apiService = new ApiService();
    export const apiClient = apiService; // Alias for compatibility
    export default apiService;