using ChaosBot.ConfigHelpers;
using Microsoft.Extensions.Configuration;

namespace ChaosBot.WebServer.Services
{
    public class DiscordInviteGenerator
    {
        public string Generate()
        {
            string clientId = new Configuration().GetValue<string>("Discord:ClientId");
            const ulong permissions =
                    0x00000020 + // MANAGE_CHANNELS
                    0x04000000 + // CHANGE_NICKNAME
                    0x00010000 + // READ_MESSAGE_HISTORY
                    0x00000800 + // SEND_MESSAGES
                    0x00002000 + // MANAGE_MESSAGES
                    0x00008000 + // ATTACH_FILES
                    0x00040000 + // USE_EXTERNAL_EMOJIS
                    0x00000040 + // ADD_REACTIONS
                    0x00000400 // VIEW_CHANNEL
                ;

            return $"https://discord.com/oauth2/authorize?client_id={clientId}&scope=bot&permissions={permissions}";
        }
    }
}