Rewrite absolute TypeScript paths to relative ones

rewrite.js

const fs = require("fs");
const path = require("path");

const srcDir = path.join(__dirname, "src");

// Define the absolute paths to replace and their corresponding relative paths
const patterns = {
  "@pages/": "./src/pages/",
  "@lib/": "./src/",
  "@components/": "./src/components/",
  "@models/": "./src/models/",
  "@public/": "./src/public/",
};

const regexes = Object.keys(patterns).map((pattern) => {
  return new RegExp(`(${pattern})`, "g");
});

// Recursively find all .ts and .tsx files in the src/ directory
const findFiles = (dir, fileList = []) => {
  const files = fs.readdirSync(dir);
  files.forEach((file) => {
    const filePath = path.join(dir, file);
    if (fs.statSync(filePath).isDirectory()) {
      findFiles(filePath, fileList);
    } else if (/\.(ts|tsx)$/.test(filePath)) {
      fileList.push(filePath);
    }
  });
  return fileList;
};

// Replace the absolute paths with the corresponding relative paths in each file
const replacePaths = (file) => {
  let content = fs.readFileSync(file, "utf8");
  console.log(file);
  for (const regex of regexes) {
    content = content.replace(regex, (match) => {
      console.log(
        ">>",
        match,
        path.relative(path.dirname(file), patterns[match]),
      );

      return path.relative(path.dirname(file), patterns[match]) + "/";
    });
  }
  fs.writeFileSync(file, content, "utf8");
};

// Find all .ts and .tsx files in the src/ directory and replace the absolute paths with relative ones
const files = findFiles(srcDir);
files.forEach((file) => replacePaths(file));