import type { HttpMethod, InsomniaHeader, InsomniaParameter, InsomniaRequestBody } from '../types/request.js';
export interface ParsedCurlRequest {
method: HttpMethod;
url: string;
headers: InsomniaHeader[];
parameters: InsomniaParameter[];
body?: InsomniaRequestBody;
}
export function parseCurlCommand(curlCommand: string): ParsedCurlRequest {
const normalized = curlCommand
.replace(/\\\n/g, ' ')
.replace(/\\\r\n/g, ' ')
.trim();
let method: HttpMethod = 'GET';
let url = '';
const headers: InsomniaHeader[] = [];
const parameters: InsomniaParameter[] = [];
let body: InsomniaRequestBody | undefined;
const urlMatch = normalized.match(/curl\s+(?:['"]([^'"]+)['"]|(\S+))/);
if (urlMatch) {
url = urlMatch[1] || urlMatch[2] || '';
}
const quotedUrlMatch = normalized.match(/['"]?(https?:\/\/[^\s'"]+)['"]?/);
if (quotedUrlMatch) {
url = quotedUrlMatch[1];
}
const methodMatch = normalized.match(/(?:-X|--request)\s+['"]?(\w+)['"]?/i);
if (methodMatch) {
method = methodMatch[1].toUpperCase() as HttpMethod;
}
// Extract headers (-H or --header)
const headerRegex = /(?:-H|--header)\s+['"]([^'"]+)['"]/g;
let headerMatch;
while ((headerMatch = headerRegex.exec(normalized)) !== null) {
const headerStr = headerMatch[1];
const colonIndex = headerStr.indexOf(':');
if (colonIndex > 0) {
const name = headerStr.substring(0, colonIndex).trim();
const value = headerStr.substring(colonIndex + 1).trim();
headers.push({ name, value });
}
}
// Extract data (-d or --data or --data-raw or --data-binary)
const dataMatch = normalized.match(/(?:-d|--data(?:-raw|-binary)?)\s+['"]([^'"]*)['"]/);
if (dataMatch) {
const bodyText = dataMatch[1];
method = method === 'GET' ? 'POST' : method; // Default to POST if data is present
// Determine content type from headers
const contentTypeHeader = headers.find((h) => h.name.toLowerCase() === 'content-type');
const mimeType = contentTypeHeader?.value || 'application/x-www-form-urlencoded';
body = {
mimeType,
text: bodyText,
};
}
// Extract data from @ file reference
const dataFileMatch = normalized.match(/(?:-d|--data(?:-raw|-binary)?)\s+@['"]?([^\s'"]+)['"]?/);
if (dataFileMatch) {
method = method === 'GET' ? 'POST' : method;
body = {
mimeType: 'application/octet-stream',
fileName: dataFileMatch[1],
};
}
// Extract query parameters from URL
if (url.includes('?')) {
const urlObj = new URL(url);
urlObj.searchParams.forEach((value, name) => {
parameters.push({ name, value });
});
// Clean URL
url = `${urlObj.origin}${urlObj.pathname}`;
}
// Extract user (-u or --user) for basic auth
const userMatch = normalized.match(/(?:-u|--user)\s+['"]?([^:'"]+):([^\s'"]+)['"]?/);
if (userMatch) {
const [, username, password] = userMatch;
const authValue = Buffer.from(`${username}:${password}`).toString('base64');
headers.push({ name: 'Authorization', value: `Basic ${authValue}` });
}
if (!url) {
throw new Error('Could not parse URL from cURL command');
}
return {
method,
url,
headers,
parameters,
body,
};
}
