"use strict";
const path = require("path");
const config = require("../config");
const ExtractTextPlugin = require("extract-text-webpack-plugin");
const packageConfig = require("../package.json");
const HtmlWebpackPlugin = require("html-webpack-plugin");
const merge = require("webpack-merge");
const glob = require("glob");
const pathSrc = path.resolve(__dirname, "../src"); // F:\webui\multiple-pages\demo\src
const devPathSrc = path.resolve(__dirname, "../../../src"); // node_modules应用下

// 指定开发模式下需要加载的模块（可以做到只加载当前模块，提高开发效率）
// index模块（登录）为必须，all 为所有
//    登录     合同                       首页       内转     排队   资源   销售                       零星物资
// ['index','appoint'，'configManager','homepage',''inward,'queue','RMS','sale','serviceManager','SporadicManage'
//       统计报表       组织机构/系统管理 采购  仓储
//  'statisticalReport','systemConfig','TMS','WMS','workFlow']
// let devModules = ["index", "appoint", "statisticalReport"];
// let devModules = ["index", "statisticalReport", "appoint", "TMS"];
// let devModules = ["index", "statisticalReport", "TMS", "appoint"];

// let devModules = ["index", "appoint", "statisticalReport"];

// let devModules = ["index", "appoint", "statisticalReport", "WMS","TMS"];
// let devModules = ["index", "inward", "appoint", "queue"];

// let devModules = ["index", "appoint", "statisticalReport", "WMS"];
let devModules = ["all"];

// let devModules = ['index','appoint','sale','statisticalReport','RMS','TMS','WMS']
// let devModules = ["index", "ADMINISTRATORS", "RMS"];
// let devModules = ["index", "inward", "statisticalReport"];
// let devModules = ['index','statisticalReport','inward']

if (pathSrc.indexOf("node_modules") > -1) {
  devModules = require("../../../cors.js").devModules;
}
// 获取入口集合
const getEntries = function(suffix, polyfill) {
  // 自动获取
  const entryHtml = glob.sync(pathSrc + "/views/**/app.html"); // 根据html来
  const devEntryHtml = glob.sync(devPathSrc + "/views/**/app.html"); // 根据html来
  const entries = {};
  let setEntries = function(filePath, _chunk) {
    _chunk = _chunk.substring(0, _chunk.lastIndexOf("/"));
    let flag = true;
    flag = false;
    for (let item of devModules) {
      if (item && (_chunk.indexOf("views/" + item) >= 0 || item === "all")) {
        flag = true;
        break;
      }
    }
    if (flag) {
      let arr = _chunk.split("/"),
        larr = [],
        rarr = [];
      console.log("arr: ", arr);
      larr = arr.slice(0, 2);
      _chunk = larr.join("/");
      if (arr.length > 2) {
        rarr = arr.slice(2, arr.length);
        _chunk = _chunk + "/" + rarr.join("-");
      }
      if (suffix) {
        filePath = filePath.replace(".html", suffix);
      }
      if (polyfill) {
        entries[_chunk] = ["babel-polyfill", filePath];
      } else {
        entries[_chunk] = filePath;
      }
    }
  };
  entryHtml.forEach(filePath => {
    // views/index/app.html --> views/index   chunk有'/'则js/css会有相应的目录
    let _chunk = filePath.split(pathSrc.replace(/\\/g, "/") + "/")[1]; // views/index/app.html
    setEntries(filePath, _chunk);
  });
  devEntryHtml.forEach(filePath => {
    // views/index/app.html --> views/index   chunk有'/'则js/css会有相应的目录
    let _chunk = filePath.split(devPathSrc.replace(/\\/g, "/") + "/")[1]; // views/index/app.html
    setEntries(filePath, _chunk);
  });
  return entries;
};
// 多入口配置（入口JS固定为main.js）
exports.entries = function() {
  // ['babel-polyfill', './src/main.js']
  let _entries = getEntries(".js", true);
  return _entries;
};
//多页面输出配置
exports.htmlPlugins = function() {
  let entryHtmls = getEntries(".html");
  let arr = [];
  for (let _chunk in entryHtmls) {
    console.log("loading chunk:", _chunk);
    // _chunk ：views/index/index
    let conf = {
      favicon: pathSrc + "/assets/img/favicon.ico", //favicon路径，通过webpack引入同时可以生成hash值
      template: entryHtmls[_chunk], // html模板路径
      // filename: 'views/' + fileName, // 生成的html存放路径，相对于path
      filename: _chunk + ".html",
      chunks: [_chunk],
      inject: true // js插入的位置，true/'head'/'body'/false
    };
    if (process.env.NODE_ENV === "production") {
      console.log("package content: ", _chunk);
      conf = merge(conf, {
        chunks: ["manifest", "vendor", _chunk],
        minify: {
          // removeAttributeQuotes: true, // 删除可删除的引号
          removeComments: true, // 移除HTML中的注释
          collapseWhitespace: true // 删除空白符与换行符
        },
        chunksSortMode: "dependency"
      });
    }
    arr.push(new HtmlWebpackPlugin(conf));
  }
  console.log("arr:", arr);
  return arr;
};

exports.assetsPath = function(_path) {
  const assetsSubDirectory =
    process.env.NODE_ENV === "production"
      ? config.build.assetsSubDirectory
      : config.dev.assetsSubDirectory;

  return path.posix.join(assetsSubDirectory, _path);
};

exports.cssLoaders = function(options) {
  options = options || {};

  const cssLoader = {
    loader: "css-loader",
    options: {
      sourceMap: options.sourceMap
    }
  };

  const postcssLoader = {
    loader: "postcss-loader",
    options: {
      sourceMap: options.sourceMap
    }
  };

  // generate loader string to be used with extract text plugin
  function generateLoaders(loader, loaderOptions) {
    const loaders = options.usePostCSS
      ? [cssLoader, postcssLoader]
      : [cssLoader];

    if (loader) {
      loaders.push({
        loader: loader + "-loader",
        options: Object.assign({}, loaderOptions, {
          sourceMap: options.sourceMap
        })
      });
    }

    // Extract CSS when that option is specified
    // (which is the case during production build)
    if (options.extract) {
      return ExtractTextPlugin.extract({
        use: loaders,
        // 解决打包后背景图片路径不对的问题
        // static/css/views/index/index.css
        // ../../../../static/img/xx.jpg
        publicPath: "../../../", // 注意: 此处根据路径, 自动更改
        fallback: "vue-style-loader"
      });
    } else {
      return ["vue-style-loader"].concat(loaders);
    }
  }

  // https://vue-loader.vuejs.org/en/configurations/extract-css.html
  return {
    css: generateLoaders(),
    postcss: generateLoaders(),
    less: generateLoaders("less"),
    sass: generateLoaders("sass", {
      indentedSyntax: true
    }),
    scss: generateLoaders("sass"),
    stylus: generateLoaders("stylus"),
    styl: generateLoaders("stylus")
  };
};

// Generate loaders for standalone style files (outside of .vue)
exports.styleLoaders = function(options) {
  const output = [];
  const loaders = exports.cssLoaders(options);

  for (const extension in loaders) {
    const loader = loaders[extension];
    output.push({
      test: new RegExp("\\." + extension + "$"),
      use: loader
    });
  }

  return output;
};

exports.createNotifierCallback = () => {
  const notifier = require("node-notifier");

  return (severity, errors) => {
    if (severity !== "error") return;

    const error = errors[0];
    const filename = error.file && error.file.split("!").pop();

    notifier.notify({
      title: packageConfig.name,
      message: severity + ": " + error.name,
      subtitle: filename || "",
      icon: path.join(__dirname, "logo.png")
    });
  };
};