const fs = require("fs");
const path = require("path");
const { glob } = require("glob");

// 读取中文语言包
const zhCN = require("../i8n.js");

// 递归获取所有需要处理的文件
async function getAllFiles(dir, patterns) {
  console.log("搜索目录:", dir);
  console.log("搜索模式:", patterns);
  const files = await glob(patterns, {
    cwd: dir,
    ignore: ["node_modules/**", "dist/**", "**/i18n/**", "**/languages/**"],
  });
  console.log("找到的文件数量:", files.length);
  return files;
}

// 获取嵌套对象的值
function getNestedValue(obj, path) {
  return path.split(".").reduce((current, key) => current && current[key], obj);
}

// 替换文件内容
function replaceContent(content) {
  // 替换模板中的 $t('key')
  content = content.replace(
    /(?<!this\.|that\.)\$t\(['"]([^'"]+)['"]\)/g,
    (match, key) => {
      const value = getNestedValue(zhCN, key);
      return value ? `'${value}'` : match;
    }
  );

  // 替换 JavaScript 中的 this.$t('key')
  content = content.replace(/this\.\$t\(['"]([^'"]+)['"]\)/g, (match, key) => {
    const value = getNestedValue(zhCN, key);
    return value ? `'${value}'` : match;
  });

  return content;
}

// 主函数
async function main() {
  try {
    const srcPath = path.resolve(__dirname, "../src");
    console.log("源文件目录:", srcPath);

    // 只处理 views 和 components 目录
    const patterns = [
      "views/**/*.vue",
      "views/**/*.js",
      "views/**/*.ts",
      "components/**/*.vue",
      "components/**/*.js",
      "components/**/*.ts",
    ];

    const files = await getAllFiles(srcPath, patterns);

    if (files.length === 0) {
      console.log("警告：没有找到匹配的文件！");
      return;
    }

    for (const file of files) {
      const filePath = path.resolve(srcPath, file);
      console.log("处理文件:", filePath);

      let content = fs.readFileSync(filePath, "utf8");
      const newContent = replaceContent(content);

      if (newContent !== content) {
        fs.writeFileSync(filePath, newContent, "utf8");
        console.log(`已处理文件: ${file}`);
      }
    }

    console.log("所有文件处理完成！");
  } catch (error) {
    console.error("处理过程中出错:", error);
  }
}

main();