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import { exists } from "../deps/fs.ts";import { posix } from "../deps/path.ts";import { brightGreen, cyan, dim, red } from "../deps/colors.ts";import { pluginNames } from "./utils.ts";import importMap from "./import_map.ts";
/** Generate a _config.js file */export default async function init() {  const path = new URL("..", import.meta.url).href;
  await initConfig(path);
  let importMapFile: string | undefined = undefined;
  if (confirm(cyan("Do you want to create a import map file?"))) {    const file = await getImportMapFile();
    if (file) {      await importMap({ file });      importMapFile = file;    }  }
  if (confirm(cyan("Do you want to configure VS Code?"))) {    return await initVSCode(path, importMapFile);  }}
/** (Re)configure lume config file */async function initConfig(path: string) {  const configFile = await getConfigFile();
  if (!configFile) {    console.log();    console.log("No config file created");    return;  }
  // Get the import path style  path = getLumeUrl(path);
  // Generate the code for the config file  const code = [`import lume from "${posix.join(path, "mod.ts")}";`];
  const plugins = getPlugins();  plugins.forEach((name) =>    code.push(      `import ${name} from "${posix.join(path, `plugins/${name}.ts`)}";`,    )  );  code.push("");  code.push("const site = lume();");
  if (plugins.length) {    code.push("");    plugins.sort().forEach((name) => code.push(`site.use(${name}());`));  }
  code.push("");  code.push("export default site;");  code.push("");
  // Write the code to the file  await Deno.writeTextFile(configFile, code.join("\n"));  console.log();  console.log(brightGreen("Created a config file"), configFile);}
/** (Re)configure VSCode for Deno/Lume */async function initVSCode(path: string, importMapFile: string | undefined) {  try {    await Deno.mkdir(".vscode");  } catch {    // Ignore if the directory already exists  }
  // Enable Deno plugin  let config: Record<string, unknown> = {};
  try {    const existing = await Deno.readTextFile(".vscode/settings.json");    config = JSON.parse(existing);  } catch {    // ignore  }
  config["deno.enable"] = true;  config["deno.lint"] = true;  config["deno.unstable"] = true;  config["deno.suggest.imports.hosts"] = {    "https://deno.land": true,  };
  if (!importMapFile) {    importMapFile = ".vscode/lume_import_map.json";    await importMap({ file: importMapFile });  }
  // Set up the import map  config["deno.importMap"] = importMapFile;
  // Create a launch.json file to debug  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387  const baseConfig = {    request: "launch",    type: "pwa-node",    program: path.startsWith("https://")      ? new URL("./cli.ts", path).href      : posix.join(path, "/cli.ts"),    cwd: "${workspaceFolder}",    runtimeExecutable: "deno",    runtimeArgs: [      "run",      "--unstable",      `--import-map=${importMapFile}`,      "--inspect",      "--allow-all",    ],    attachSimplePort: 9229,  };
  const launch = {    "version": "0.2.0",    "configurations": [      Object.assign({}, baseConfig, {        name: "Lume build",      }),      Object.assign({}, baseConfig, {        name: "Lume serve",        args: ["--serve"],      }),    ],  };
  await Deno.writeTextFile(    ".vscode/settings.json",    JSON.stringify(config, null, 2),  );  await Deno.writeTextFile(    ".vscode/launch.json",    JSON.stringify(launch, null, 2),  );  console.log();  console.log(brightGreen("VS Code configured"));}
/** Question to get the style to import lume in the config file */function getLumeUrl(path: string) {  const message = `${cyan("How do you want to import lume?")}Type a number:1 ${dim('import lume from "lume/mod.ts"')}2 ${dim('import lume from "https://deno.land/x/lume/mod.ts"')}3 ${dim(`import lume from "${posix.join(path, "mod.ts")}"`)}`;  const choice = prompt(message, "1");
  switch (choice) {    case "1":      return "lume";    case "2":      return "https://deno.land/x/lume/";  }  return path;}
/** Question to get the list of plugins to install in the config file */function getPlugins() {  const message = `${cyan("Do you want to use plugins?")}Type the plugins separated by comma.
All available options:${    pluginNames.map((plugin) =>      `- ${dim(plugin)} https://lume.land/plugins/${plugin}/`    ).join("\n")  }
Example: ${dim(`postcss, terser, base_path`)}`;  const choice = prompt(message);  const plugins = choice ? choice.split(/[\s,]+/) : [];
  // Validate the plugins  return plugins.filter((plugin) => {    if (pluginNames.includes(plugin)) {      return true;    }    console.log(red(`Ignored not valid plugin ${plugin}.`));    return false;  });}
/** Question to get the filename of the config file */async function getConfigFile(): Promise<string | false> {  const configFile = confirm(cyan("Use Typescript for the configuration file?"))    ? "_config.ts"    : "_config.js";
  if (await exists(configFile)) {    return confirm(        cyan(`The file "${configFile}" already exist. Override?`),      )      ? configFile      : false;  }
  return configFile;}
/** Question to get the filename of the import_map file */async function getImportMapFile(): Promise<string | false> {  const importMapFile = prompt(    cyan("Name of the import map file?"),    "import_map.json",  );
  if (!importMapFile) {    return false;  }
  if (await exists(importMapFile)) {    return confirm(        cyan(`The file "${importMapFile}" already exist. Update it?`),      )      ? importMapFile      : false;  }
  return importMapFile;}