معالجة الأخطاء

ListingsAPIError                 base class for everything the SDK throws├── APIError                     any failure reported by the API│   ├── AuthenticationError      401, or invalid-token error payloads│   ├── PermissionDeniedError    403, or permission error payloads│   ├── NotFoundError            404, resource not found│   ├── ValidationError          400/422, mutations reporting success=false│   │                            or errors[], and client-side payload checks│   ├── RateLimitError           429, carries retryAfter│   └── InternalServerError      5xx, retry a read; read back a write first└── APIConnectionError           no response arrived: outcome unknown

import {ListingsAPIError,APIError,AuthenticationError,PermissionDeniedError,NotFoundError,ValidationError,RateLimitError,InternalServerError,APIConnectionError,} from 'listingsapi-js';

import { ListingsAPI, APIError, APIConnectionError } from 'listingsapi-js'; const client = new ListingsAPI(); try {await client.fetchAllLocations({ first: 10 });} catch (error) {if (error instanceof APIError) {  console.error(error.statusCode);   // 401, 429, 500, or 200 for payload errors  console.error(error.code);         // first platform code, e.g. 'SY10005'  console.error(error.errors);       // [{ code, message, context }, ...]  console.error(error.responseBody); // raw body text} else if (error instanceof APIConnectionError) {  // No response arrived. A read is safe to retry; for a write, read the  // record back before repeating it.  console.error('No response from the API:', error.message);}}

import { AuthenticationError } from 'listingsapi-js'; try {await client.fetchAllLocations({ first: 1 });} catch (error) {if (error instanceof AuthenticationError) {  console.error('Invalid API key. Rotate it under API Keys in the dashboard.');}}

import { NotFoundError } from 'listingsapi-js'; try {await client.fetchPremiumListings(99999999);} catch (error) {if (error instanceof NotFoundError) {  console.error('Location not found.');}}

import { RateLimitError } from 'listingsapi-js'; try {await client.fetchAllLocations({ first: 100 });} catch (error) {if (error instanceof RateLimitError) {  const waitSeconds = error.retryAfter ?? 5;  console.error('Rate limited, retry in ' + waitSeconds + 's');}}

import { ValidationError } from 'listingsapi-js'; try {await client.updateLocation({ id: 16808, phone: 'not-a-phone-number' });} catch (error) {if (error instanceof ValidationError) {  for (const entry of error.errors) {    console.error((entry.code ?? 'unknown') + ': ' + entry.message);  }}}

import { ValidationError } from 'listingsapi-js'; try {const result = await client.archiveLocations([16808]);console.log('Archived:', result);} catch (error) {if (error instanceof ValidationError) {  // The API answered 200 but rejected the mutation  console.error(error.statusCode); // 200  console.error(error.message);}}

import { ListingsAPI, ValidationError } from 'listingsapi-js'; const client = new ListingsAPI(); try {await client.createAnnouncement({  name: 'Grand opening',  locationIds: [16808],  message: 'Acme Dental is now open in Midtown!',  ctaType: 'BOOK', // ctaUrl missing: throws before any request is sent});} catch (error) {if (error instanceof ValidationError && error.statusCode === null) {  console.error(error.message);  // Invalid post: ctaType and ctaUrl must be provided together}}

import {ListingsAPI,RateLimitError,InternalServerError,APIConnectionError,} from 'listingsapi-js'; const client = new ListingsAPI(); async function withBackoff<T>(fn: () => Promise<T>,maxAttempts = 5,): Promise<T> {for (let attempt = 1; attempt <= maxAttempts; attempt++) {  try {    return await fn();  } catch (err) {    const retryable =      err instanceof RateLimitError ||      err instanceof InternalServerError ||      err instanceof APIConnectionError;    if (!retryable || attempt === maxAttempts) throw err;     let delayMs = 500 * 2 ** (attempt - 1);    if (err instanceof RateLimitError && err.retryAfter !== null) {      delayMs = err.retryAfter * 1000;    }    await new Promise((resolve) => setTimeout(resolve, delayMs));  }}throw new Error('unreachable');} const page = await withBackoff(() => client.fetchAllLocations({ first: 25 }));

import { ListingsAPI, APIConnectionError } from 'listingsapi-js'; const client = new ListingsAPI({ timeout: 15000 }); try {await client.fetchAllLocations({ first: 10 });} catch (error) {if (error instanceof APIConnectionError) {  console.error('Network failure or timeout:', error.message);}}