const webpack = require('webpack');
const path = require('path');
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');

function getpath(fileName)
{
    return path.resolve(__dirname, fileName);
}

module.exports = {
    //项目入口
    entry: "./src/index.ts",
    //输出设置
    output: {
        filename: "cad.js",
        path: path.resolve(__dirname, 'umd'),
        library: {
            // root: "cadview",
            // amd: "cadview",
            commonjs: "cad"
        },
        libraryTarget: "umd"
    },
    //调试工具
    // devtool: "source-map",
    //项目需要解析的文件拓展名称
    resolve: {
        extensions: [".ts", ".tsx", ".js", "json"]
    },

    externals: {
        'three': {
            // amd: 'three',
            commonjs: 'three',
            root: "THREE",
            commonjs2: "three"
        },
    },
    //模块加载器设置
    module: {
        loaders: [
            { test: /\.tsx?$/, loader: "awesome-typescript-loader" },
            { test: /\.css$/, loader: ['style-loader', 'css-loader'] },
            { test: /\.[(jpg)|(png)|(obj)|(json)]$/, loader: "url-loader" },
        ]
    },
    //插件
    plugins: [
        new webpack.DefinePlugin({
            'process.env.NODE_ENV': JSON.stringify('production')
        }),
        new UglifyJsPlugin(
            {
                uglifyOptions:
                    {
                        compress: {
                            warnings: false,
                            conditionals: true,
                            unused: true,
                            comparisons: true,
                            sequences: true,
                            dead_code: true,
                            evaluate: true,
                            if_return: true,
                            join_vars: true
                        },
                        output: {
                            comments: false
                        }
                    }
            }),
    ]
}