SupportChild/Commands/SummaryCommand.cs

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

namespace SupportChild.Commands;

public class SummaryCommand : ApplicationCommandModule
{
    [SlashRequireGuild]
    [SlashCommand("summary", "Lists tickets assigned to a user.")]
    public async Task OnExecute(InteractionContext command)
    {
        if (Database.TryGetOpenTicket(command.Channel.Id, out Database.Ticket ticket))
        {
            DiscordEmbed channelInfo = new DiscordEmbedBuilder()
                .WithTitle("Channel information")
                .WithColor(DiscordColor.Cyan)
                .AddField("Ticket number:", ticket.id.ToString("00000"), true)
                .AddField("Ticket creator:", $"<@{ticket.creatorID}>", true)
                .AddField("Assigned staff:", ticket.assignedStaffID == 0 ? "Unassigned." : $"<@{ticket.assignedStaffID}>", true)
                .AddField("Creation time:", ticket.DiscordRelativeTime(), true)
                .AddField("Summary:", string.IsNullOrEmpty(ticket.summary) ? "No summary." : ticket.summary.Replace("\\n", "\n"));
            await command.CreateResponseAsync(channelInfo);
        }
        else
        {
            await command.CreateResponseAsync(new DiscordEmbedBuilder
            {
                Color = DiscordColor.Red,
                Description = "This channel is not a ticket."
            }, true);
        }
    }
}