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import { extname, parseYaml } from "./../deps.ts";
const usage = `denote init <filename>
  Generates sample config file with given name.
Example:  denote init profile.yml
  The output should be YAML or JSON file.
Options:  -f, --force             Overwrites the output file without confirmation.  -h, --help              Shows the help message.`.trim();
function error(str: string): void {  console.error("\nError: " + str);}
export async function init({  debug,  force,  help,  filename,}: {  debug: boolean;  force: boolean;  help: string;  filename: string;}) {  if (debug) {    console.log({      debug,      force,      help,      filename,    });  }
  if (help) {    console.log(usage);    return 0;  }
  if (!filename) {    console.log(usage);    error("source file is required");    return 1;  }
  const ext = extname(filename);  if (![".yml", ".yaml", ".json"].includes(ext)) {    console.log(usage);    error("invalid file is passed as an argument");    return 1;  }
  let config = "";  try {    const response = await fetch(      "https://raw.githubusercontent.com/kawarimidoll/denote/main/example.yml",    );    config = await response.text();
    if (ext == ".json") {      config = JSON.stringify(parseYaml(config), null, 2);    }
    const stat = await Deno.lstat(filename);    if (stat.isDirectory) {      error(`the output path ${filename} is directory`);      return 1;    }    if (      force || confirm(        `The output path ${filename} already exists. Are you sure to overwrite this file?`,      )    ) {      Deno.writeTextFileSync(filename, config);      console.log(`Server file is successfully created: ${filename}`);      return 0;    } else {      console.warn("Aborting");      return 1;    }  } catch (e) {    if (e.name === "NotFound") {      Deno.writeTextFileSync(filename, config);      console.log(`Server file is successfully created: ${filename}`);      return 0;    }    error(e);    return 1;  }}