var path = require('path')
var webpack = require('webpack')

//开发环境的配置
if (process.env.NODE_ENV === 'development') {
  module.exports = {
    entry: './src/main.js',
    output: {
      path: path.resolve(__dirname, './dist'),
      publicPath: '/dist/',
      filename: 'build.js'
    },
    module: {
      rules: [
        {
          test: /\.css$/,
          use: [
            'vue-style-loader',
            'css-loader'
          ],
        },
        {
          test: /\.scss$/,
          use: [
            'vue-style-loader',
            'css-loader',
            'sass-loader'
          ],
        },
        {
          test: /\.sass$/,
          use: [
            'vue-style-loader',
            'css-loader',
            'sass-loader?indentedSyntax'
          ],
        },
        {
          test: /\.vue$/,
          loader: 'vue-loader',
          options: {
            loaders: {
              // Since sass-loader (weirdly) has SCSS as its default parse mode, we map
              // the "scss" and "sass" values for the lang attribute to the right configs here.
              // other preprocessors should work out of the box, no loader config like this necessary.
              'scss': [
                'vue-style-loader',
                'css-loader',
                'sass-loader'
              ],
              'sass': [
                'vue-style-loader',
                'css-loader',
                'sass-loader?indentedSyntax'
              ]
            }
            // other vue-loader options go here
          }
        },
        {
          test: /\.js$/,
          loader: 'babel-loader',
          exclude: /node_modules/
        },
        {
          test: /\.(png|jpg|gif|svg|ttf|woff|woff2)$/,
          loader: 'file-loader',
          options: {
            name: '[name].[ext]?[hash]'
          }
        }
      ]
    },
    resolve: {
      alias: {
        'vue$': 'vue/dist/vue.esm.js',
        '@': path.resolve(__dirname)
      },
      extensions: ['*', '.js', '.vue', '.json']
    },
    devServer: {
      historyApiFallback: true,
      noInfo: true,
      overlay: true
    },
    performance: {
      hints: false
    },
    externals: {
      'vue': 'Vue',
      'element-ui': "ELEMENT",
      'vuex': 'Vuex',
      'vue-router': 'VueRouter',
      axios: 'axios',
      'axios-mock-adapter': 'AxiosMockAdapter',
      'XEUtils': 'XEUtils',
      'VXETable': 'VXETable',
      'vuedraggable': 'vuedraggable',
      'moment': 'moment',
      'sortablejs':'Sortable',
      'jQuery':'jQuery'
    },
    devtool: '#eval-source-map'
  }
}

//打包环境的配置
if (process.env.NODE_ENV === 'production') {
  module.exports = {
    entry: './components/index.js',
    output: {
      path: path.resolve(__dirname, './dist'),
      publicPath: '/dist/',
      filename: 'elementUIPlugins.js',
      library: 'elementUIPlugins',
      libraryTarget: 'umd',
      umdNamedDefine: true
    },
    module: {
      rules: [
        {
          test: /\.css$/,
          use: [
            'vue-style-loader',
            'css-loader'
          ],
        },
        {
          test: /\.scss$/,
          use: [
            'vue-style-loader',
            'css-loader',
            'sass-loader'
          ],
        },
        {
          test: /\.sass$/,
          use: [
            'vue-style-loader',
            'css-loader',
            'sass-loader?indentedSyntax'
          ],
        },
        {
          test: /\.vue$/,
          loader: 'vue-loader',
          options: {
            loaders: {
              // Since sass-loader (weirdly) has SCSS as its default parse mode, we map
              // the "scss" and "sass" values for the lang attribute to the right configs here.
              // other preprocessors should work out of the box, no loader config like this necessary.
              'scss': [
                'vue-style-loader',
                'css-loader',
                'sass-loader'
              ],
              'sass': [
                'vue-style-loader',
                'css-loader',
                'sass-loader?indentedSyntax'
              ]
            }
            // other vue-loader options go here
          }
        },
        {
          test: /\.js$/,
          loader: 'babel-loader',
          exclude: /node_modules/
        },
        {
          test: /\.(png|jpg|gif|svg)$/,
          loader: 'file-loader',
          options: {
            name: '[name].[ext]?[hash]'
          }
        }
      ]
    },
    resolve: {
      alias: {
        'vue$': 'vue/dist/vue.esm.js',
        '@': path.resolve(__dirname)
      },
      extensions: ['*', '.js', '.vue', '.json']
    },
    devServer: {
      historyApiFallback: true,
      noInfo: true,
      overlay: true
    },
    performance: {
      hints: false
    },
    devtool: '#eval-source-map'
  }
  module.exports.devtool = '#source-map'
  // http://vue-loader.vuejs.org/en/workflow/production.html
  module.exports.plugins = (module.exports.plugins || []).concat([
    new webpack.DefinePlugin({
      'process.env': {
        NODE_ENV: '"production"'
      }
    }),
    new webpack.optimize.UglifyJsPlugin({
      sourceMap: true,
      compress: {
        warnings: false
      }
    }),
    new webpack.LoaderOptionsPlugin({
      minimize: true
    })
  ])
}