'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')

function resolve(dir) {
    return path.join(__dirname, dir)
}

const name = defaultSettings.title || 'HRAdmin'

const port = process.env.port || process.env.npm_config_port || 8888

module.exports = {
    publicPath: '/',
    outputDir: 'dist',
    assetsDir: 'static',
    // lintOnSave: process.env.NODE_ENV === 'development',
    lintOnSave: false,
    productionSourceMap: false,
    devServer: {
        port: port,
        open: true,
        overlay: {
            warnings: false,
            errors: true
        },
    },
    configureWebpack: {
        name: name,
        resolve: {
            alias: {
                '@': resolve('src')
            }
        }
    },
    chainWebpack(config) {
        config.plugin('preload').tap(() => [{
            rel: 'preload',
            fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
            include: 'initial'
        }])

        config.plugins.delete('prefetch')

        config.module
            .rule('svg')
            .exclude.add(resolve('src/icons'))
            .end()
        config.module
            .rule('icons')
            .test(/\.svg$/)
            .include.add(resolve('src/icons'))
            .end()
            .use('svg-sprite-loader')
            .loader('svg-sprite-loader')
            .options({
                symbolId: 'icon-[name]'
            })
            .end()

        config
            .when(process.env.NODE_ENV !== 'development',
                config => {
                    config
                        .plugin('ScriptExtHtmlWebpackPlugin')
                        .after('html')
                        .use('script-ext-html-webpack-plugin', [{
                            inline: /runtime\..*\.js$/
                        }])
                        .end()
                    config
                        .optimization.splitChunks({
                            chunks: 'all',
                            cacheGroups: {
                                libs: {
                                    name: 'chunk-libs',
                                    test: /[\\/]node_modules[\\/]/,
                                    priority: 10,
                                    chunks: 'initial'
                                },
                                elementUI: {
                                    name: 'chunk-elementUI',
                                    priority: 20,
                                    test: /[\\/]node_modules[\\/]_?element-ui(.*)/
                                },
                                commons: {
                                    name: 'chunk-commons',
                                    test: resolve('src/components'), // can customize your rules
                                    minChunks: 3, //  minimum common number
                                    priority: 5,
                                    reuseExistingChunk: true
                                }
                            }
                        })
                    config.optimization.runtimeChunk('single')
                }
            )
    }
}