SupportChild/Commands/SetSummaryCommand.cs

using System.Threading.Tasks;
using DSharpPlus.Entities;
using DSharpPlus.SlashCommands;
using DSharpPlus.SlashCommands.Attributes;
using MySqlConnector;

namespace SupportChild.Commands;

public class SetSummaryCommand : ApplicationCommandModule
{
    [SlashRequireGuild]
    [SlashCommand("setsummary", "Sets a ticket's summary for the summary command.")]
    public async Task OnExecute(InteractionContext command, [Option("Summary", "The ticket summary text.")] string summary)
    {
        ulong channelID = command.Channel.Id;
        // Check if ticket exists in the database
        if (!Database.TryGetOpenTicket(command.Channel.Id, out Database.Ticket _))
        {
            await command.CreateResponseAsync(new DiscordEmbedBuilder
            {
                Color = DiscordColor.Red,
                Description = "This channel is not a ticket."
            });
            return;
        }

        await using MySqlConnection c = Database.GetConnection();
        c.Open();
        MySqlCommand update = new MySqlCommand(@"UPDATE tickets SET summary = @summary WHERE channel_id = @channel_id", c);
        update.Parameters.AddWithValue("@summary", summary);
        update.Parameters.AddWithValue("@channel_id", channelID);
        update.Prepare();
        update.ExecuteNonQuery();
        update.Dispose();

        await command.CreateResponseAsync(new DiscordEmbedBuilder
        {
            Color = DiscordColor.Green,
            Description = "Summary set."
        }, true);
    }
}