From e216014d27f100535d7c3022df5ae91be0953949 Mon Sep 17 00:00:00 2001
From: Hatter Jiang <jht5945@gmail.com>
Date: Sun, 12 Apr 2026 13:56:20 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=93=9A=20Update=20script=20metadata=20and?=
 =?UTF-8?q?=20add=20argument=20parsing=20to=20howto.ts?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 script-meta-v2.json     |  6 +++---
 single-scripts/howto.ts | 27 +++++++++++++++++++++++----
 2 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/script-meta-v2.json b/script-meta-v2.json
index c775275..ca965f8 100644
--- a/script-meta-v2.json
+++ b/script-meta-v2.json
@@ -153,12 +153,12 @@
   },
   "howto.ts": {
     "script_name": "howto.ts",
-    "script_length": 821,
-    "script_sha256": "184a8887383342c7aa56adf9d68f1ab87e14cabf2461e9445c1dc975cdc6407f",
+    "script_length": 1225,
+    "script_sha256": "97b7f0efd97b774c70000a5cb56f9115df0e9473cc2018b0404f7556bdba0e83",
     "script_full_url": "https://git.hatter.ink/hatter/ts-scripts/raw/branch/main/single-scripts/howto.ts",
     "single_script_file": true,
     "publish_time": 1775973075081,
-    "update_time": 1775973075081
+    "update_time": 1775973377013
   },
   "init-cheatsheet.ts": {
     "script_name": "init-cheatsheet.ts",
diff --git a/single-scripts/howto.ts b/single-scripts/howto.ts
index 248ce82..353a8b4 100755
--- a/single-scripts/howto.ts
+++ b/single-scripts/howto.ts
@@ -1,10 +1,29 @@
 #!/usr/bin/env runts -- --allow-all
 
-import {log, ProcessBar,} from "https://script.hatter.ink/@67/deno-commons-mod.ts";
+import {parseArgs} from "jsr:@std/cli/parse-args";
+import {exit, log, ProcessBar,} from "https://script.hatter.ink/@67/deno-commons-mod.ts";
 import {howto} from "https://script.hatter.ink/@1/deno-ai-mod.ts";
 
 async function main() {
-    const message = prompt("Input your message: ");
+    const flags = parseArgs(Deno.args, {
+        boolean: ["help"],
+        alias: {
+            h: "help",
+        },
+    });
+
+    if (flags.help) {
+        console.log(`howto.ts
+
+howto.ts --help      - show help
+howto.ts 'MESSAGE'   - generate command line for MESSAGE
+`);
+        exit(0);
+    }
+
+    const message = (flags._)
+        ? flags._.join(" ")
+        : prompt("Input your message: ");
     if (!message) {
         throw new Error("Message is required");
     }
@@ -21,5 +40,5 @@ main().catch((err) => {
     process.exit(0);
 }).then(() => process.exit(0));
 
-// @SCRIPT-SIGNATURE-V1: yk-r1.ES256.20260412T135106+08:00.MEQCICWC9h53VEbG8dkDhZRg
-// LBcxOktVwEDhnmlQU0MDXiCEAiAB3frJ/GSnacJJ6FXmljy8NmL9kFbqg6hBJUn49QOOYA==
+// @SCRIPT-SIGNATURE-V1: yk-r1.ES256.20260412T135613+08:00.MEUCIQDbJGYgxtAv1d6Vrmyj
+// vQDEJGFUuZuH1UQOYQhWRzN69wIgS8tw92nMpF5TLQy/qS4uk7w7d8iY8rmT6DR+V3jg0lM=