Commit: 795061d31427f4182928a4275d3fd9aabd5a8619 - pixiv_down (git)

A CLI tool for downloading from pixiv.net

Commit MetaInfo

• Révision: 795061d31427f4182928a4275d3fd9aabd5a8619 (tree)
• l'heure: 2023-06-15 12:12:55
• Auteur: mio <stigma@disr...>
• Commiter: mio

Message de Log

Provide better default help message

This will be displayed when there are no arguments provided or
when -h/--help/help is provided.

Change Summary

• modified: source/app.d

Modification

--- a/source/app.d
+++ b/source/app.d
@@ -1,6 +1,6 @@
 /*
  * pixiv_down - CLI-based downloading tool for https://www.pixiv.net.
- * Copyright (C) 2023  mio <[e-mail]>
+ * Copyright (C) 2023  Mio
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -670,6 +670,32 @@ void printMainHelp(string progname, string msg = "")
         "available options");
 }
 
+void displayDefaultHelp(string programName)
+{
+   stderr.writefln(
+      "pixiv_down - A tool for downloading from pixiv.net [version %s]\n" ~
+      "\nUsage:\t%s <command> [options]\n" ~
+      "\npixiv_down is a tool that allows you to download various content\n" ~
+      "from the pixiv website. Currently it's limited to illustrations,\n" ~
+      "however, work is being made on providing support for novels.\n" ~
+      "\nMain Commands:\n" ~
+      "\tartist   \tDownload content from a specified artist.\n" ~
+      "\tartwork  \tDownload a specific artwork(s) via IDs.\n" ~
+      "\tdaily    \tDownload all followed users' content between dates.\n" ~
+      "\tfollowing\tDownload all followed users' content by account.\n" ~
+      "\nSide Commands:\n" ~
+      "\thelp     \tDisplay this help information and exit.\n" ~
+      "\tversion  \tDisplay the current version of pixiv_down.\n" ~
+      "\nExamples:\n" ~
+      "\n  Download a single illustration:\n" ~
+      "      pixiv_down artwork 108985926\n" ~
+      "\n  Download all content from a user:\n" ~
+      "      pixiv_down artist 10109777\n" ~
+      "\nYou can combine ``help'' with any of the main commands for more\n" ~
+      "information and examples on the chosen command.",
+      PixivDownVersionString, programName);
+}
+
 // Don't compile in |main| when building unittests.
 version(unittest) {} else:
 
@@ -688,15 +714,15 @@ version(appimage) {
     ];
 
     if (args.length < 2) {
-        printMainHelp(args[0], "no command specified");
-        return 1;
+      displayDefaultHelp(args[0]);
+      return 2;
     }
 
     switch (args[1]) {
         case "-h":
         case "--help":
         case "help":
-            printMainHelp(args[0]);
+            displayDefaultHelp(args[0]);
             return 0;
         case "-v":
         case "--version":