import { readFile, writeFile } from './filesystem.js';
interface SearchReplace {
search: string;
replace: string;
}
export async function performSearchReplace(filePath: string, block: SearchReplace): Promise<void> {
// Read file as plain string (don't pass true to get just the string)
const content = await readFile(filePath);
// Make sure content is a string
const contentStr = typeof content === 'string' ? content : content.content;
// Find first occurrence
const searchIndex = contentStr.indexOf(block.search);
if (searchIndex === -1) {
throw new Error(`Search content not found in ${filePath}`);
}
// Replace content
const newContent =
contentStr.substring(0, searchIndex) +
block.replace +
contentStr.substring(searchIndex + block.search.length);
await writeFile(filePath, newContent);
}
export async function parseEditBlock(blockContent: string): Promise<{
filePath: string;
searchReplace: SearchReplace;
}> {
const lines = blockContent.split('\n');
// First line should be the file path
const filePath = lines[0].trim();
// Find the markers
const searchStart = lines.indexOf('<<<<<<< SEARCH');
const divider = lines.indexOf('=======');
const replaceEnd = lines.indexOf('>>>>>>> REPLACE');
if (searchStart === -1 || divider === -1 || replaceEnd === -1) {
throw new Error('Invalid edit block format - missing markers');
}
// Extract search and replace content
const search = lines.slice(searchStart + 1, divider).join('\n');
const replace = lines.slice(divider + 1, replaceEnd).join('\n');
return {
filePath,
searchReplace: { search, replace }
};
}