// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT License.

'use strict';

const copyWebpackPlugin = require('copy-webpack-plugin');

const removeFilesWebpackPlugin = require('remove-files-webpack-plugin');

const path = require('path');

const tsconfig_paths_webpack_plugin = require('tsconfig-paths-webpack-plugin');

const constants = require('../constants');

const common = require('./common');

// tslint:disable-next-line:no-var-requires no-require-imports

const configFileName = path.join(constants.ExtensionRootDir, 'tsconfig.extension.json');

// Some modules will be pre-genearted and stored in out/.. dir and they'll be referenced via NormalModuleReplacementPlugin

// We need to ensure they do not get bundled into the output (as they are large).

const existingModulesInOutDir = common.getListOfExistingModulesInOutDir();

const config = {

mode: 'production',

target: 'node',

entry: {

extension: './src/client/extension.ts'

},

devtool: 'source-map',

node: {

__dirname: false

},

module: {

rules: [

{

// JupyterServices imports node-fetch.

test: /@jupyterlab[\\\/]services[\\\/].*js$/,

use: [

{

loader: path.join(__dirname, 'loaders', 'fixNodeFetch.js')

}

]

},

{

test: /\.ts$/,

use: [

{

loader: path.join(__dirname, 'loaders', 'externalizeDependencies.js')

}

]

},

{

test: /\.ts$/,

exclude: /node_modules/,

use: [

{

loader: 'ts-loader'

}

]

},

{ enforce: 'post', test: /unicode-properties[\/\\]index.js$/, loader: 'transform-loader?brfs' },

{ enforce: 'post', test: /fontkit[\/\\]index.js$/, loader: 'transform-loader?brfs' },

{ enforce: 'post', test: /linebreak[\/\\]src[\/\\]linebreaker.js/, loader: 'transform-loader?brfs' }

]

},

externals: ['vscode', 'commonjs', ...existingModulesInOutDir],

plugins: [

...common.getDefaultPlugins('extension'),

new copyWebpackPlugin([

{

from: './node_modules/pdfkit/js/pdfkit.standalone.js',

to: './node_modules/pdfkit/js/pdfkit.standalone.js'

}

]),

// ZMQ requires prebuilds to be in our node_modules directory. So recreate the ZMQ structure.

// However we don't webpack to manage this, so it was part of the excluded modules. Delete it from there

// so at runtime we pick up the original structure.

new removeFilesWebpackPlugin({ after: { include: ['./out/client/node_modules/zeromq.js'], log: false } }),

new copyWebpackPlugin([{ from: './node_modules/zeromq/**/*.js' }]),

new copyWebpackPlugin([{ from: './node_modules/zeromq/**/*.node' }]),

new copyWebpackPlugin([{ from: './node_modules/zeromq/**/*.json' }]),

new copyWebpackPlugin([{ from: './node_modules/node-gyp-build/**/*' }])

],

resolve: {

alias: {

// Pointing pdfkit to a dummy js file so webpack doesn't fall over.

// Since pdfkit has been externalized (it gets updated with the valid code by copying the pdfkit files

// into the right destination).

pdfkit: path.resolve(__dirname, 'pdfkit.js')

},

extensions: ['.ts', '.js'],

plugins: [new tsconfig_paths_webpack_plugin.TsconfigPathsPlugin({ configFile: configFileName })]

},

output: {

filename: '[name].js',

path: path.resolve(constants.ExtensionRootDir, 'out', 'client'),

libraryTarget: 'commonjs2',

devtoolModuleFilenameTemplate: '../../[resource-path]'

}

};

// tslint:disable-next-line:no-default-export

exports.default = config;