/* eslint-disable import/no-import-module-exports */
import "webpack-dev-server";
import path from "path";
import fs from "fs";
import webpack from "webpack";
import HtmlWebpackPlugin from "html-webpack-plugin";
import chalk from "chalk";
import { merge } from "webpack-merge";
import { execSync, spawn } from "child_process";
import ReactRefreshWebpackPlugin from "@pmmmwh/react-refresh-webpack-plugin";
import baseConfig from "./webpack.config.base";
import webpackPaths from "./webpack.paths";
import checkNodeEnv from "../scripts/check-node-env";
import { AppWindow } from "../../src/shared/models/window-manager/app-window.model";

// When an ESLint server is running, we can't set the NODE_ENV so we'll check if it's
// at the dev webpack config is not accidentally run in a production environment
if (process.env.NODE_ENV === "production") {
    checkNodeEnv("development");
}

const port = process.env.PORT || 1212;
const manifest = path.resolve(webpackPaths.dllPath, "renderer.json");
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
const requiredByDLLConfig = module.parent!.filename.includes("webpack.config.renderer.dev.dll");

/**
 * Warn if the DLL is not built
 */
if (!requiredByDLLConfig && !(fs.existsSync(webpackPaths.dllPath) && fs.existsSync(manifest))) {
    console.log(chalk.black.bgYellow.bold('The DLL files are missing. Sit back while we build them for you with "npm run build-dll"'));
    execSync("npm run postinstall");
}

const getHtmlPageOptions = (page: AppWindow): HtmlWebpackPlugin.Options => {
    return {
        filename: path.join(page),
        template: path.join(webpackPaths.srcRendererPath, page.replace(".html", ".ejs")),
        minify: {
            collapseWhitespace: true,
            removeAttributeQuotes: true,
            removeComments: true,
        },
        isBrowser: false,
        env: process.env.NODE_ENV,
        isDevelopment: process.env.NODE_ENV !== "production",
        nodeModules: webpackPaths.appNodeModulesPath,
    };
};

const configuration: webpack.Configuration = {
    devtool: "inline-source-map",

    mode: "development",

    target: ["web", "electron-renderer"],

    entry: [`webpack-dev-server/client?http://localhost:${port}/dist`, "webpack/hot/only-dev-server", path.join(webpackPaths.srcRendererPath, "index.tsx")],

    output: {
        path: webpackPaths.distRendererPath,
        publicPath: "/",
        filename: "renderer.dev.js",
        library: {
            type: "umd",
        },
    },

    module: {
        rules: [
            {
                test: /\.s?css$/,
                use: [
                    "style-loader",
                    {
                        loader: "css-loader",
                        options: {
                            modules: true,
                            sourceMap: true,
                            importLoaders: 1,
                        },
                    },
                    "sass-loader",
                ],
                include: /\.module\.s?(c|a)ss$/,
            },
            {
                test: /\.s?css$/,
                use: [
                    "style-loader",
                    "css-loader",
                    "sass-loader",
                    {
                        loader: "postcss-loader",
                        options: {
                            postcssOptions: {
                                plugins: [require("tailwindcss"), require("autoprefixer")],
                            },
                        },
                    },
                ],
                exclude: /\.module\.s?(c|a)ss$/,
            },
            // Fonts
            {
                test: /\.(woff|woff2|eot|ttf|otf)$/i,
                type: "asset/resource",
            },
            // Images
            {
                test: /\.(png|svg|jpg|jpeg|gif|mp4|webp)$/i,
                type: "asset/resource",
            },
        ],
    },
    plugins: [
        ...(requiredByDLLConfig
            ? []
            : [
                  new webpack.DllReferencePlugin({
                      context: webpackPaths.dllPath,
                      manifest: require(manifest),
                      sourceType: "var",
                  }),
              ]),

        new webpack.NoEmitOnErrorsPlugin(),

        /**
         * Create global constants which can be configured at compile time.
         *
         * Useful for allowing different behaviour between development builds and
         * release builds
         *
         * NODE_ENV should be production so that modules do not perform certain
         * development checks
         *
         * By default, use 'development' as NODE_ENV. This can be overriden with
         * 'staging', for example, by changing the ENV variables in the npm scripts
         */
        new webpack.EnvironmentPlugin({
            NODE_ENV: "development",
        }),

        new webpack.LoaderOptionsPlugin({
            debug: true,
        }),

        new ReactRefreshWebpackPlugin(),

        new HtmlWebpackPlugin(getHtmlPageOptions("index.html")),
        new HtmlWebpackPlugin(getHtmlPageOptions("launcher.html")),
        new HtmlWebpackPlugin(getHtmlPageOptions("oneclick-download-map.html")),
        new HtmlWebpackPlugin(getHtmlPageOptions("oneclick-download-playlist.html")),
        new HtmlWebpackPlugin(getHtmlPageOptions("oneclick-download-model.html")),
        new HtmlWebpackPlugin(getHtmlPageOptions("shortcut-launch.html")),
    ],

    node: {
        __dirname: false,
        __filename: false,
    },

    devServer: {
        port,
        compress: true,
        hot: true,
        headers: { "Access-Control-Allow-Origin": "*" },
        static: {
            publicPath: "/",
        },
        historyApiFallback: true,
        setupMiddlewares(middlewares) {
            console.log("Starting preload.js builder...");
            const preloadProcess = spawn("npm", ["run", "start:preload"], {
                shell: true,
                stdio: "inherit",
            })
                .on("close", (code: number) => process.exit(code!))
                .on("error", spawnError => console.error(spawnError));

            console.log("Starting Main Process...");
            spawn("npm", ["run", "start:main"], {
                shell: true,
                stdio: "inherit",
            })
                .on("close", (code: number) => {
                    preloadProcess.kill();
                    process.exit(code!);
                })
                .on("error", spawnError => console.error(spawnError));
            return middlewares;
        },
    },
};

export default merge(baseConfig, configuration);