const fs = require("fs");
const path = require("path");
const fse = require("fs-extra");

const isBinary = require("isbinaryfile");

async function generate(dir, files, base = "", rootOptions = {}) {
  const glob = require("glob");

  glob
    .sync("**/*", {
      cwd: dir,
      nodir: true,
    })
    .forEach((rawPath) => {
      const sourcePath = path.resolve(dir, rawPath);
      const filename = path.join(base, rawPath);

      if (isBinary.sync(sourcePath)) {
        files[filename] = fs.readFileSync(sourcePath); // return buffer
      } else {
        let content = fs.readFileSync(sourcePath, "utf-8");
        if (path.basename(filename) === "manifest.json") {
          content = content.replace("{{name}}", rootOptions.projectName || "");
        }
        if (filename.charAt(0) === "_" && filename.charAt(1) !== "_") {
          files[`.${filename.slice(1)}`] = content;
        } else if (filename.charAt(0) === "_" && filename.charAt(1) === "_") {
          files[`${filename.slice(1)}`] = content;
        } else {
          files[filename] = content;
        }
      }
    });
}

module.exports = (api, options, rootOptions) => {
  // 扩展包
  api.extendPackage((pkg) => {
    return {
      scripts: {
        "custom:h5": "cross-env NODE_ENV=development UNI_PLATFORM=h5 CUSTOM_ENV=custom vue-cli-service uni-serve",
        "custom:app-plus": "cross-env NODE_ENV=development UNI_PLATFORM=app-plus CUSTOM_ENV=custom vue-cli-service uni-build --watch",
        "lint": "vue-cli-service lint --fix"
      },
      dependencies: {
        // 锁定版本，避免高版本在小程序中出错
        "regenerator-runtime": "^0.12.1", 
        "@dcloudio/uni-helper-json": "*",
      },
      devDependencies: {
        // 临时指定版本，7.13.x 会报错
        "@babel/runtime": "~7.12.0", 
        "postcss-comment": "^2.0.0",
        "@dcloudio/types": "*",
        "miniprogram-api-typings": "*",
        "mini-types": "*",
        "@commitlint/cli": "^12.0.1",
		    "@commitlint/config-conventional": "^12.0.1",
        "lint-staged": "^10.5.4"
      },
      eslintConfig: {},
      gitHooks: {
        "pre-commit": "sh git.sh && lint-staged",
        "commit-msg": "commitlint -e $GIT_PARAMS",
      },
      "lint-staged": {
        "src/**/*.{js,vue}": ["vue-cli-service lint", "git add"],
      },
    };
  });

  if (options.template === "default-ts") {
    // 启用 typescript
    api.extendPackage((pkg) => {
      return {
        dependencies: {
          "vue-class-component": "^6.3.2",
          "vue-property-decorator": "^8.0.0",
        },
        devDependencies: {
          "@babel/plugin-syntax-typescript": "^7.2.0",
          "@vue/cli-plugin-typescript": "*",
          typescript: api.hasPlugin("eslint") ? "~3.1.1" : "^3.0.0",
        },
      };
    });
  }

  if (options.template === "space/tpl-wx") {
    // 启用 微信ci上传
    api.extendPackage((pkg) => {
      return {
        scripts: {
          "serve": "npm run dev:mp-weixin",
          "build": "npm run build:mp-weixin",
          "build:mp-weixin": "cross-env NODE_ENV=production UNI_PLATFORM=mp-weixin vue-cli-service uni-build",
          "dev:mp-weixin": "cross-env NODE_ENV=development UNI_PLATFORM=mp-weixin CUSTOM_ENV=custom vue-cli-service uni-build --watch",
          "cli": "npm run build && node cli/miniprogram.js robot=1",
          "cli:up": "node cli/miniprogram.js robot=1",
        },
        devDependencies: {
          "miniprogram-ci": "^1.2.0",
        },
      };
    });
  }
  //  创建模板
  api.render(async function (files) {
    Object.keys(files).forEach((name) => {
      delete files[name];
    });

    const template = options.repo || options.template;

    const base = "src";
    await generate(path.resolve(__dirname, "./template/common"), files);
    if (template === "default" || template === "space/tpl-wx") {
      await generate(
        path.resolve(__dirname, "./template/default"),
        files,
        base,
        rootOptions
      );
    } else if (template === "default-ts") {
      await generate(path.resolve(__dirname, "./template/common-ts"), files);
      await generate(
        path.resolve(__dirname, "./template/default-ts"),
        files,
        base,
        rootOptions
      );
    }

    if (template === "space/tpl-wx") {
      await generate(
        path.resolve(__dirname, "./template/cli-wx"),
        files,
        'cli',
        rootOptions
      );
    }
  });
};