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import { brightGreen, gray } from "../../deps/colors.ts";import { dirname, extname, join } from "../../deps/path.ts";import { parse } from "../../deps/jsonc.ts";import { isUrl } from "../utils/path.ts";
/** Import map file */export interface ImportMap {  imports: Record<string, string>;  scopes?: Record<string, Record<string, string>>;}
/** Basic options for deno.json file */export interface DenoConfig extends Partial<ImportMap> {  importMap?: string;  tasks?: Record<string, string>;  compilerOptions?: {    jsx?: "jsx" | "react-jsx" | "precompile";    jsxImportSource?: string;    types?: string[];  };  [key: string]: unknown;}
export interface DenoConfigResult {  file: string;  config: DenoConfig;  importMap?: ImportMap;}
/** Detect and returns the Deno configuration */export async function readDenoConfig(): Promise<DenoConfigResult | undefined> {  for (const file of ["deno.json", "deno.jsonc"]) {    try {      const content = await Deno.readTextFile(file);      const config = parse(content) as DenoConfig;      let importMap: ImportMap | undefined;
      if (config.importMap) {        importMap = isUrl(config.importMap)          ? await (await fetch(config.importMap)).json()          : await JSON.parse(await Deno.readTextFile(config.importMap));      } else if (config.imports) {        importMap = {          imports: config.imports,          scopes: config.scopes,        };      }      return { file, config, importMap };    } catch (err) {      if (err instanceof Deno.errors.NotFound) {        continue;      }
      throw err;    }  }}
/** Write the Deno configuration file */export async function writeDenoConfig(options: DenoConfigResult) {  const { file, config, importMap } = options;
  if (importMap && !config.importMap) {    config.imports = importMap.imports;    config.scopes = importMap.scopes;  }
  if (config.importMap) {    const importMapFile = join(dirname(file), config.importMap);    await Deno.writeTextFile(      importMapFile,      JSON.stringify(importMap, null, 2) + "\n",    );    console.log(brightGreen("Import map file saved:"), importMapFile);  }
  if (extname(file) === ".jsonc") {    const save = confirm(      "Saving the deno.jsonc file will overwrite the comments. Continue?",    );
    if (!save) {      console.log(        "You have to update your deno.jsonc file manually with the following content:",      );      console.log(gray(JSON.stringify(config, null, 2)));      console.log("Use deno.json to update it automatically without asking.");      return;    }  }  await Deno.writeTextFile(file, JSON.stringify(config, null, 2) + "\n");  console.log("Deno configuration file saved:", gray(file));}
/** Update the Lume import map and tasks in the Deno configuration file */export function updateLumeVersion(url: URL, denoConfig: DenoConfigResult) {  denoConfig.importMap ??= { imports: {} };
  const { config, importMap } = denoConfig;
  const oldUrl = importMap.imports["lume/"];  const newUrl = new URL("./", url).href;  importMap.imports["lume/"] = newUrl;
  for (const [specifier, url] of Object.entries(importMap.imports)) {    if (url.startsWith(oldUrl)) {      importMap.imports[specifier] = url.replace(oldUrl, newUrl);    }  }
  // Configure lume tasks  const tasks = config.tasks || {};  if (!tasks.lume || !tasks.lume.includes(`echo "import 'lume/cli.ts'"`)) {    tasks.lume = `echo "import 'lume/cli.ts'" | deno run -A -`;    tasks.build = "deno task lume";    tasks.serve = "deno task lume -s";  }  config.tasks = tasks;
  // Configure the compiler options  const compilerOptions = config.compilerOptions || {};  compilerOptions.types = compilerOptions.types || [];  if (!compilerOptions.types.includes("lume/types.ts")) {    compilerOptions.types.push("lume/types.ts");  }  config.compilerOptions = compilerOptions;}