"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.analysis = void 0;
const tslib_1 = require("tslib");
const fs_1 = tslib_1.__importDefault(require("fs"));
const path_1 = tslib_1.__importDefault(require("path"));
/**
 *  分析项目中的模块
 * @param dir  项目目录
 * @param output  输出目录
 */
const analysis = (dir, config) => {
    const BuiltinModule = require("module");
    // 兼容一些模拟环境下的 module 构造函数
    const Module = module.constructor.length > 1 ? module.constructor : BuiltinModule;
    // 保存原始的 _resolveFilename 方法
    const oldResolveFilename = Module._resolveFilename;
    const successImported = new Set();
    // 重写 _resolveFilename 方法
    Module._resolveFilename = function (request, // 模块请求路径
    parent, // 调用方模块
    isMain, // 是否是主模块
    rFoptions // 解析选项
    ) {
        // 调用原始的 _resolveFilename 方法
        const filename = oldResolveFilename.call(this, request, parent, isMain, rFoptions);
        // 记录成功导入的模块
        successImported.add(filename);
        // 返回解析后的模块路径
        return filename;
    };
    const filterProjectModules = (modulePath) => {
        if (config.includeNodeModules) {
            return modulePath.includes(dir);
        }
        return modulePath.includes(dir) && !modulePath.includes('node_modules');
    };
    /**
     * 将所有的文件复制到指定目录，并保持目录结构
     * @param files 文件列表 string[]
     * @param dest 目标目录
     * @param root 原目录的根目录
     */
    const copyFiles = (files, dest, root) => {
        files.forEach(file => {
            const relativePath = path_1.default.relative(root, file);
            const destPath = path_1.default.join(dest, relativePath);
            fs_1.default.mkdirSync(path_1.default.dirname(destPath), { recursive: true });
            fs_1.default.copyFileSync(file, destPath);
        });
    };
    const { watch } = require("./watch");
    watch(dir).then(s => {
        setTimeout(() => {
            console.log('shutting down...');
            s().then(() => {
                console.log('server stoped');
                // 把导入成功的输出
                const project = Array.from(successImported).filter(filterProjectModules);
                // 添加本地的scripts下的所有文件和package.json
                const scriptsDir = path_1.default.join(dir, 'scripts');
                const pkgPath = path_1.default.join(dir, 'package.json');
                const files = fs_1.default.readdirSync(scriptsDir);
                const scriptFiles = files.map(file => path_1.default.join(scriptsDir, file));
                project.push(pkgPath, ...scriptFiles);
                // 复制文件
                const dest = path_1.default.join(dir, config.outputDir);
                fs_1.default.mkdirSync(dest, { recursive: true });
                copyFiles(project, dest, dir);
                console.warn('分析结果以项目启动所需依赖为准，如果涉及动态导入，请设计routine，在项目启动时进行加载！');
                process.exit(0);
            });
        }, 1000);
    });
};
exports.analysis = analysis;