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
function getAllFiles(dir, patterns) {
  return new Promise((resolve, reject) => {
    glob(
      patterns.join("|"),
      {
        cwd: dir,
        ignore: ["node_modules/**", "dist/**", "**/i18n/**", "**/languages/**"],
      },
      (err, files) => {
        if (err) reject(err);
        resolve(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(/\$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 {
    // 只处理 views 和 components 目录
    const patterns = ["views/**/*.{vue,js,ts}", "components/**/*.{vue,js,ts}"];
    const files = await getAllFiles(
      path.resolve(__dirname, "../src"),
      patterns
    );

    for (const file of files) {
      const filePath = path.resolve(__dirname, "../src", file);
      let content = fs.readFileSync(filePath, "utf8");

      // 替换内容
      const newContent = replaceContent(content);

      // 如果内容有变化，则写入文件
      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();