add postman

bun.lock

@@ -20,6 +20,7 @@
       },
       "devDependencies": {
         "@types/bun": "latest",
+        "arg": "^5.0.2",
         "hast": "^1.0.0",
         "prettier": "^3.5.3",
         "prettier-plugin-astro": "^0.14.1",
@@ -325,6 +326,8 @@
 
     "anymatch": ["anymatch@3.1.3", "", { "dependencies": { "normalize-path": "^3.0.0", "picomatch": "^2.0.4" } }, "sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw=="],
 
+    "arg": ["arg@5.0.2", "", {}, "sha512-PYjyFOLKQ9y57JvQ6QLo8dAgNqswh8M1RMJYdQduT6xbWSgK36P/Z/v+p888pM69jMMfS8Xd8F6I1kQ/I9HUGg=="],
+
     "argparse": ["argparse@2.0.1", "", {}, "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="],
 
     "aria-query": ["aria-query@5.3.2", "", {}, "sha512-COROpnaoap1E2F000S62r6A60uHZnmlvomhfyT2DlTcrY1OrBKn2UhH7qn5wTC9zMvD0AY7csdPSNwKP+7WiQw=="],

package.json

@@ -5,10 +5,12 @@
   "scripts": {
     "dev": "bunx --bun astro dev",
     "dist": "bunx --bun astro build",
-    "preview": "bunx --bun astro preview"
+    "preview": "bunx --bun astro preview",
+    "posts": "bun run scripts/postman.ts"
   },
   "devDependencies": {
     "@types/bun": "latest",
+    "arg": "^5.0.2",
     "hast": "^1.0.0",
     "prettier": "^3.5.3",
     "prettier-plugin-astro": "^0.14.1",

scripts/postman.ts

@@ -0,0 +1,105 @@
+import arg from "arg";
+import paths from "node:path";
+import fs from "node:fs/promises";
+
+const globalArgs = arg(
+  {
+    "--help": Boolean,
+  },
+  { argv: process.argv.slice(2), stopAtPositional: true },
+);
+
+if (globalArgs["--help"] || globalArgs._.length === 0) {
+  process.stdout.write(`postman.ts [...options] <command>
+
+COMMANDS
+
+new - Create new post
+
+OPTIONS
+--help - Print this message and exit
+`);
+
+  process.exit();
+}
+
+const command = globalArgs._[0];
+let rest = globalArgs._.slice(1);
+
+function parseNewPostArgsPartial(rest: string[]) {
+  return arg(
+    {
+      "--draft": Boolean,
+      "--overwrite": Boolean,
+      "--help": Boolean,
+    },
+    { stopAtPositional: true, argv: rest },
+  );
+}
+
+const postRoot = paths.resolve(import.meta.dir, "..", "src", "posts");
+
+if (command === "new") {
+  const cfg = parseNewPostArgsPartial(rest);
+  rest = cfg._.slice(1);
+  const postId: string = cfg._[0];
+
+  const hasAdditionalArgs = cfg._.length > 0;
+
+  const partialCfg = parseNewPostArgsPartial(rest);
+  Object.assign(cfg, partialCfg);
+
+  if (cfg["--help"] || !hasAdditionalArgs) {
+    process.stdout.write(`postman.ts new <postId> [...options]
+
+Create a new post with default content.
+
+OPTIONS
+
+--draft - Create the post as a draft
+--overwrite - Overwrite existing file
+--help - Print this message and exit
+`);
+
+    process.exit();
+  }
+
+  if (partialCfg._.length > 0) {
+    throw new TypeError(`unexpected positional argument "${partialCfg._[0]}"`);
+  }
+
+  const thisPostRoot = paths.join(postRoot, postId);
+
+  await fs.mkdir(thisPostRoot);
+
+  const postContent = `---
+title: ${postId}
+${cfg["--draft"] ? "visibility: draft" : ""}
+---
+import More from "~/components/More.astro";
+
+<More />
+`;
+
+  const thisPostFilename = paths.join(thisPostRoot, "index.mdx");
+
+  const file = await fs.open(
+    thisPostFilename,
+    (cfg["--overwrite"]
+      ? fs.constants.O_TRUNC
+      : fs.constants.O_CREAT | fs.constants.O_EXCL) | fs.constants.O_WRONLY,
+  );
+
+  try {
+    await fs.writeFile(file, postContent, {
+      encoding: "utf-8",
+    });
+  } finally {
+    await file.close();
+  }
+
+  const displayedPath = paths.relative(process.cwd(), thisPostFilename);
+  process.stdout.write(displayedPath);
+} else {
+  throw new TypeError(`unknown command ${command}`);
+}