let path = require('path')
let entry = require('./webpack.entry.js')
let htmlPlugins = require('./webpack.html.js')
const webpack = require('webpack')
let ReleaseHandlePlugin = require('./releaseHandlePlugin')

// 根据环境选择变量
let outputPath = process.env.NODE_ENV === 'production' ? path.resolve('Z:/cdn/edp/js/') : path.resolve('./dist/')
let publicPath = process.env.NODE_ENV === 'production' ? '//cdn.saas.dianwutong.com/edp/js' : ''

let config = {
    context: __dirname,
    entry: entry,
    output: {
        path: path.resolve('./dist/'),
        publicPath: '', // 插入到html中的静态文件的路径前缀
        filename: '[name].[hash].js'
    },
    module: {
        rules: [{
            test: /\.js$/,
            exclude: /(node_modules)/,
            loader: 'babel-loader',
            query: {
                presets: ['es2015']
            }

        }, {
            test: /\.scss$/,
            use: [{
                loader: "style-loader" // 将 JS 字符串生成为 style 节点
            }, {
                loader: "css-loader" // 将 CSS 转化成 CommonJS 模块
            }, {
                loader: "sass-loader" // 将 Sass 编译成 CSS
            }]
        }]
    },
    plugins: [
        new webpack.ProvidePlugin({
            Promise: 'es6-promise-promise'
        })
    ].concat(htmlPlugins)

}

if (process.env.NODE_ENV == 'development') {
    config.devServer = {
        inline: true,
        historyApiFallback: true,
        port: 8020,
        host: 'account.dianwutong.com'
    }
} else if (process.env.NODE_ENV == 'test') {
    config.plugins.push(new ReleaseHandlePlugin({ env: 'test' }))
} else if (process.env.NODE_ENV == 'production') {
    config.plugins.push(new webpack.optimize.UglifyJsPlugin())
    config.plugins.push(new ReleaseHandlePlugin({ env: 'production' }))
}

module.exports = config