From 4187f4269aa539090e9edf2c630789e2ead08cc7 Mon Sep 17 00:00:00 2001
From: Vilmos Zsombor TANCZOS <vilmos.zsombor@tanczos.dev>
Date: Mon, 28 Apr 2025 14:17:01 +0200
Subject: [PATCH] hello and send messages

---
 Commands/HelloModule.cs | 14 ++++++++++++++
 Commands/SendModule.cs  | 43 +++++++++++++++++++++++++++++++++++++++++
 Program.cs              | 31 +++++++++++++++++++++++++++++
 k-dc-bot-cs.csproj      |  1 +
 4 files changed, 89 insertions(+)
 create mode 100644 Commands/HelloModule.cs
 create mode 100644 Commands/SendModule.cs

diff --git a/Commands/HelloModule.cs b/Commands/HelloModule.cs
new file mode 100644
index 0000000..9f4d3d1
--- /dev/null
+++ b/Commands/HelloModule.cs
@@ -0,0 +1,14 @@
+using DSharpPlus.CommandsNext;
+using DSharpPlus.CommandsNext.Attributes;
+
+namespace KBot;
+
+public class HelloModule : BaseCommandModule
+{
+    [Command("greet")]
+    [RequireRoles(RoleCheckMode.All, "Admin")]
+    public async Task GreetCommand(CommandContext ctx)
+    {
+        await ctx.RespondAsync("Greetings! Thank you for executing me!");
+    }
+}
diff --git a/Commands/SendModule.cs b/Commands/SendModule.cs
new file mode 100644
index 0000000..57d673c
--- /dev/null
+++ b/Commands/SendModule.cs
@@ -0,0 +1,43 @@
+using DSharpPlus.CommandsNext;
+using DSharpPlus.CommandsNext.Attributes;
+using DSharpPlus.Entities;
+
+namespace KBot;
+
+public class SendModule : BaseCommandModule
+{
+    [
+        Command("send"),
+        Description("Lets you send a message to a channel, user, or in reply to a message"),
+        RequireRoles(RoleCheckMode.All, "Admin")
+    ]
+    public async Task SendChannelCommand(
+        CommandContext ctx,
+        [Description("The channel the message will be sent to")] DiscordChannel channel,
+        [RemainingText, Description("The message sent")] string content
+    )
+    {
+        await ctx.Client.SendMessageAsync(channel, content);
+    }
+
+    [Command("send"), RequireRoles(RoleCheckMode.All, "Admin")]
+    public async Task SendDmCommand(
+        CommandContext ctx,
+        [Description("The member you want to send the message to")] DiscordMember member,
+        [RemainingText, Description("The message sent")] string content
+    )
+    {
+        var channel = await member.CreateDmChannelAsync();
+        await ctx.Client.SendMessageAsync(channel, content);
+    }
+
+    [Command("send"), RequireRoles(RoleCheckMode.All, "Admin")]
+    public async Task SendReplyCommand(
+        CommandContext ctx,
+        [Description("The message you want to reply to")] DiscordMessage message,
+        [RemainingText, Description("The message sent")] string content
+    )
+    {
+        await message.RespondAsync(content);
+    }
+}
diff --git a/Program.cs b/Program.cs
index b855ace..69cba7f 100644
--- a/Program.cs
+++ b/Program.cs
@@ -1,6 +1,8 @@
 using dotenv.net;
 using dotenv.net.Utilities;
 using DSharpPlus;
+using DSharpPlus.CommandsNext;
+using DSharpPlus.CommandsNext.Exceptions;
 
 namespace KBot;
 
@@ -19,6 +21,35 @@ class Program
             }
         );
 
+        var commands = discord.UseCommandsNext(
+            new CommandsNextConfiguration() { StringPrefixes = new[] { "," } }
+        );
+
+        commands.RegisterCommands<HelloModule>();
+        commands.RegisterCommands<SendModule>();
+
+        commands.CommandErrored += async (s, e) =>
+        {
+            if (e.Exception is CommandNotFoundException)
+            {
+                await e.Context.RespondAsync("Unknown command!");
+            }
+            else if (e.Exception is ChecksFailedException checksFailed)
+            {
+                await e.Context.RespondAsync("You don't have permission to use this command!");
+            }
+            else if (e.Exception is ArgumentException)
+            {
+                var command = commands.FindCommand("help " + e.Command?.Name, out string? str);
+                var ctx = commands.CreateContext(e.Context.Message, "", command, str);
+                await command?.ExecuteAsync(ctx);
+            }
+            else
+            {
+                await e.Context.RespondAsync($"An error occurred: {e.Exception.GetType().Name}");
+            }
+        };
+
         await discord.ConnectAsync(new DSharpPlus.Entities.DiscordActivity("bing chillin"));
         await Task.Delay(-1);
     }
diff --git a/k-dc-bot-cs.csproj b/k-dc-bot-cs.csproj
index aad1e59..67a2d4b 100644
--- a/k-dc-bot-cs.csproj
+++ b/k-dc-bot-cs.csproj
@@ -11,6 +11,7 @@
   <ItemGroup>
     <PackageReference Include="dotenv.net" Version="3.2.1" />
     <PackageReference Include="DSharpPlus" Version="4.5.1" />
+    <PackageReference Include="DSharpPlus.CommandsNext" Version="4.5.1" />
   </ItemGroup>
 
 </Project>