import axios, { AxiosInstance } from 'axios';
import dotenv from 'dotenv';
dotenv.config();
const apiKey = process.env.OMNISEND_API_KEY;
const baseURL = process.env.OMNISEND_API_URL || 'https://api.omnisend.com/v5';
if (!apiKey) {
process.stderr.write('OMNISEND_API_KEY environment variable is not set!\n');
process.exit(1);
}
// Configure Axios with better timeouts and retry options
const omnisendApi: AxiosInstance = axios.create({
baseURL,
headers: {
'X-API-KEY': apiKey,
'Content-Type': 'application/json',
'Accept': 'application/json'
},
timeout: 10000, // 10 seconds timeout
timeoutErrorMessage: 'Request timed out connecting to Omnisend API'
});
// Add response interceptor for better error handling
omnisendApi.interceptors.response.use(
response => response,
error => {
if (error.response) {
// Server response with error status
return Promise.reject(new Error(`API response error (${error.response.status}): ${error.response.data?.message || JSON.stringify(error.response.data)}`));
} else if (error.request) {
// Request sent but no response received
return Promise.reject(new Error(`No response received from API: ${error.message}`));
} else {
// Something caused an error when creating the request
return Promise.reject(new Error(`Error creating request: ${error.message}`));
}
}
);
/**
* Extract pagination details from a cursor-based pagination response
*
* @param paging Pagination object from Omnisend API response
* @returns Structured pagination object with limit, offset, next and previous fields
*/
export const extractPaginationDetails = (paging?: { next?: string; previous?: string; limit?: number; offset?: number }) => {
if (!paging) return undefined;
const result = {
next: paging.next,
previous: paging.previous,
limit: paging.limit,
offset: paging.offset
};
// Try to extract limit and offset from next/previous cursors if not directly provided
if (paging.next && (!paging.limit || !paging.offset)) {
try {
const nextUrl = new URL(paging.next);
const limit = nextUrl.searchParams.get('limit');
const offset = nextUrl.searchParams.get('offset');
if (limit && !result.limit) result.limit = parseInt(limit, 10);
if (offset && !result.offset) result.offset = parseInt(offset, 10);
} catch (error) {
// Silently fail if URL parsing fails
}
}
return result;
};
export default omnisendApi;
