const CopyWebpackPlugin = require('copy-webpack-plugin')
const webpack = require('webpack')
const path = require('path')
let cesiumSource = './node_modules/cesium/Source'
let cesiumWorkers = '../Build/Cesium/Workers'

module.exports = {
    // 基本路径
    publicPath: "./",
    // 输出文件目录
    outputDir: "dist",
    // eslint-loader 是否在保存的时候检查
    lintOnSave: false,
    // webpack-dev-server 相关配置
    devServer: {
        port: 8080,
        https: false,
        hotOnly: false
    },
    configureWebpack: {
        output: {
            sourcePrefix: ' '
        },
        amd: {
            toUrlUndefined: true
        },
        resolve: {
            alias: {
                'vue$': 'vue/dist/vue.esm.js',
                '@': path.resolve('src'),
                'cesium': path.resolve(__dirname, cesiumSource)
            }
        },
        plugins: [
            new CopyWebpackPlugin([{ from: path.join(cesiumSource, cesiumWorkers), to: 'Workers' }]),
            new CopyWebpackPlugin([{ from: path.join(cesiumSource, 'Assets'), to: 'Assets' }]),
            new CopyWebpackPlugin([{ from: path.join(cesiumSource, 'Widgets'), to: 'Widgets' }]),
            new CopyWebpackPlugin([{ from: path.join(cesiumSource, 'ThirdParty/Workers'), to: 'ThirdParty/Workers' }]),
            new webpack.DefinePlugin({
                CESIUM_BASE_URL: JSON.stringify('./')
            })
        ],
        module: {
            unknownContextCritical: /^.\/.*$/,
            unknownContextCritical: false
        }
    }
};