feat: lang select

CHANGELOG.md

@@ -1,2 +1,3 @@
 ## 0.1.0 (May 25, 2020)
-* Initial Release
+
+- Initial Release

index.js

@@ -1,2 +1,2 @@
 #!/usr/bin/env node
-require("./cli")().catch(console.error);
+require("./lib/cli")(process.argv.slice(2)).catch(console.error);

lib/cli.js

@@ -0,0 +1,115 @@
+"use strict";
+const yargs_parser = require("yargs-parser");
+const path = require("path");
+const chalk = require("chalk");
+const langsList = require("./countries.json");
+const prompts = require("prompts");
+// const semver = require("semver");
+const fuzzy = require("fuzzy");
+const ora = require("ora");
+const { extract } = require("pacote");
+const glob = require("fast-glob");
+const fs = require("fs-extra");
+const os = require("os");
+const packageName = "html5-boilerplate";
+const tempDir = os.tmpdir() + `/${packageName}-staging`;
+const elapsed = require("elapsed-time-logger");
+let spinner;
+
+module.exports = async (argvs) => {
+  const argv = yargs_parser(argvs, {
+    alias: { release: ["r"], yes: ["y"] },
+  });
+  const timer = elapsed.start();
+  const version = argv["release"] || "latest";
+  const targetDir = path.resolve(argv["_"][0] || "./");
+  spinner = ora(
+    `Downloading ${packageName} version '${version}' to ${targetDir}`
+  ).start();
+  await fs.ensureDir(tempDir);
+  try {
+    const { from: nameWithVersion } = await extract(
+      packageName + "@" + version,
+      tempDir,
+      {}
+    );
+    await fs.copy(tempDir + "/dist", targetDir);
+    const timerDownloaded = timer.get();
+    await onLoad(targetDir, version, argv);
+    spinner.succeed(
+      `${nameWithVersion} copied to ${targetDir} in ${timerDownloaded}. Have fun!`
+    );
+    return;
+  } catch (err) {
+    if (err.code === "ETARGET") {
+      const msg = chalk.red(
+        `version '${err.wanted}' not found in npm registry\navailable versions:\n`
+      );
+      spinner.fail(msg + err.versions.reverse().join(" | "));
+      throw err.code;
+    }
+    spinner.fail("Unexpected error");
+    throw new Error(err);
+  } finally {
+    await fs.remove(tempDir);
+  }
+};
+
+const onLoad = async (targetDir, version, argv) => {
+  // see https://github.com/mrmlnc/fast-glob#how-to-write-patterns-on-windows
+  const npmIgnoreFiles = await glob(
+    `${targetDir.replace(/\\/g, "/")}/**/.npmignore`
+  );
+  for (const npmIgnore of npmIgnoreFiles) {
+    await fs.rename(npmIgnore, npmIgnore.replace(/\.npmignore$/, ".gitignore"));
+  }
+  const skipPrompts = argv["yes"] === true;
+
+  spinner.stop();
+  if (skipPrompts) {
+    return;
+  }
+  let langListOut = langsList.map((v) => {
+    return { title: `${v.title} (${v.value})`, value: v.value };
+  });
+  langListOut.splice(1, 0, { title: "Enter custom", value: "custom" });
+  const questions = [
+    {
+      type: "autocomplete",
+      name: "langChoice",
+      message: "Select language",
+      choices: langListOut,
+      suggest: /* istanbul ignore next */ async (input, choices) => {
+        return fuzzy
+          .filter(input, choices, { extract: (el) => el.title })
+          .map((v) => v.original);
+      },
+    },
+  ];
+  let lang = argv.lang;
+  /* istanbul ignore if */
+  if (!lang) {
+    let { langChoice } = await prompts(questions);
+    if (langChoice === "custom") {
+      let { customLang } = await prompts({
+        type: "text",
+        name: "customLang",
+        message: "Enter custom language code",
+      });
+      langChoice = customLang;
+    }
+    lang = langChoice || "";
+  }
+  try {
+    const indexFile = targetDir + "/index.html";
+    const sourceHTML = await fs.readFile(indexFile, "utf-8");
+    const resultHTML = sourceHTML.replace(
+      /(<html.*lang=)\"([^"]*)\"/gi,
+      `$1"${lang}"`
+    );
+    await fs.writeFile(indexFile, resultHTML);
+  } catch (err) {
+    /* istanbul ignore next */
+    throw new Error(err);
+  }
+};