//REST methods
internal async Task <DiscordApplicationCommand> CreateCommandAsync(CommandCreatePayload pld, ulong?guildid)
{
string route;
if (guildid == null)
{
route = $"/applications/{Client.CurrentApplication.Id}/commands";
}
else
{
route = $"/applications/{Client.CurrentApplication.Id}/guilds/{guildid}/commands";
}
var bucket = Client.ApiClient.Rest.GetBucket(RestRequestMethod.POST, route, new { }, out var path);
var url = Utilities.GetApiUriFor(path);
var res = await Client.ApiClient.DoRequestAsync(Client, bucket, url, RestRequestMethod.POST, route, payload : DiscordJson.SerializeObject(pld));
var ret = JsonConvert.DeserializeObject <DiscordApplicationCommand>(res.Response);
ret.Discord = Client;
return(ret);
}
private void RegisterCommands(Type t, ulong?guildid)
{
CommandMethod[] InternalCommandMethods = Array.Empty <CommandMethod>();
GroupCommand[] InternalGroupCommands = Array.Empty <GroupCommand>();
SubGroupCommand[] InternalSubGroupCommands = Array.Empty <SubGroupCommand>();
Client.Ready += (s, e) =>
{
_ = Task.Run(async() =>
{
try
{
List <CommandCreatePayload> ToUpdate = new List <CommandCreatePayload>();
var ti = t.GetTypeInfo();
var classes = ti.DeclaredNestedTypes;
foreach (var tti in classes.Where(x => x.GetCustomAttribute <SlashCommandGroupAttribute>() != null))
{
var groupatt = tti.GetCustomAttribute <SlashCommandGroupAttribute>();
var submethods = tti.DeclaredMethods;
var subclasses = tti.DeclaredNestedTypes;
if (subclasses.Any(x => x.GetCustomAttribute <SlashCommandGroupAttribute>() != null) && submethods.Any(x => x.GetCustomAttribute <SlashCommandAttribute>() != null))
{
throw new ArgumentException("Slash command groups cannot have both subcommands and subgroups!");
}
var payload = new CommandCreatePayload
{
Name = groupatt.Name,
Description = groupatt.Description
};
var commandmethods = new Dictionary <string, MethodInfo>();
foreach (var submethod in submethods.Where(x => x.GetCustomAttribute <SlashCommandAttribute>() != null))
{
var commandattribute = submethod.GetCustomAttribute <SlashCommandAttribute>();
var subpayload = new DiscordApplicationCommandOption(commandattribute.Name, commandattribute.Description);
var parameters = submethod.GetParameters();
if (!ReferenceEquals(parameters.First().ParameterType, typeof(InteractionContext)))
{
throw new ArgumentException($"The first argument must be an InteractionContext!");
}
parameters = parameters.Skip(1).ToArray();
foreach (var parameter in parameters)
{
var optionattribute = parameter.GetCustomAttribute <OptionAttribute>();
if (optionattribute == null)
{
throw new ArgumentException("Arguments must have the Option attribute!");
}
var type = parameter.ParameterType;
ApplicationCommandOptionType parametertype;
if (ReferenceEquals(type, typeof(string)))
{
parametertype = ApplicationCommandOptionType.String;
}
else if (ReferenceEquals(type, typeof(long)))
{
parametertype = ApplicationCommandOptionType.Integer;
}
else if (ReferenceEquals(type, typeof(bool)))
{
parametertype = ApplicationCommandOptionType.Boolean;
}
else if (ReferenceEquals(type, typeof(DiscordChannel)))
{
parametertype = ApplicationCommandOptionType.Channel;
}
else if (ReferenceEquals(type, typeof(DiscordUser)))
{
parametertype = ApplicationCommandOptionType.User;
}
else if (ReferenceEquals(type, typeof(DiscordRole)))
{
parametertype = ApplicationCommandOptionType.Role;
}
else
{
throw new ArgumentException("Cannot convert type! Argument types must be string, long, bool, DiscordChannel, DiscordUser or DiscordRole.");
}
DiscordApplicationCommandOptionChoice[] choices = null;
var choiceattributes = parameter.GetCustomAttributes <ChoiceAttribute>();
if (choiceattributes.Any())
{
choices = Array.Empty <DiscordApplicationCommandOptionChoice>();
foreach (var att in choiceattributes)
{
choices = choices.Append(new DiscordApplicationCommandOptionChoice(att.Name, att.Value)).ToArray();
}
}
var list = subpayload.Options?.ToList() ?? new List <DiscordApplicationCommandOption>();
list.Add(new DiscordApplicationCommandOption(optionattribute.Name, optionattribute.Description)
{
Required = !parameter.IsOptional,
Type = parametertype,
Choices = choices
});
subpayload.Options = list;
}
commandmethods.Add(commandattribute.Name, submethod);
payload.Options.Add(new DiscordApplicationCommandOption(commandattribute.Name, commandattribute.Description)
{
Required = null,
Options = subpayload.Options,
Type = ApplicationCommandOptionType.SubCommand
});
InternalGroupCommands = InternalGroupCommands.Append(new GroupCommand {
Name = groupatt.Name, ParentClass = tti, Methods = commandmethods
}).ToArray();
}
foreach (var subclass in subclasses.Where(x => x.GetCustomAttribute <SlashCommandGroupAttribute>() != null))
{
var subgroupatt = subclass.GetCustomAttribute <SlashCommandGroupAttribute>();
var subsubmethods = subclass.DeclaredMethods.Where(x => x.GetCustomAttribute <SlashCommandAttribute>() != null);
var command = new SubGroupCommand {
Name = groupatt.Name
};
var subpayload = new DiscordApplicationCommandOption(subgroupatt.Name, subgroupatt.Description)
{
Required = null,
Type = ApplicationCommandOptionType.SubCommandGroup,
Options = new List <DiscordApplicationCommandOption>()
};
foreach (var subsubmethod in subsubmethods)
{
var commatt = subsubmethod.GetCustomAttribute <SlashCommandAttribute>();
var subsubpayload = new DiscordApplicationCommandOption(commatt.Name, commatt.Description)
{
Type = ApplicationCommandOptionType.SubCommand,
};
var parameters = subsubmethod.GetParameters();
if (!ReferenceEquals(parameters.First().ParameterType, typeof(InteractionContext)))
{
throw new ArgumentException($"The first argument must be an InteractionContext!");
}
parameters = parameters.Skip(1).ToArray();
foreach (var parameter in parameters)
{
var optionattribute = parameter.GetCustomAttribute <OptionAttribute>();
if (optionattribute == null)
{
throw new ArgumentException("Arguments must have the Option attribute!");
}
var type = parameter.ParameterType;
ApplicationCommandOptionType parametertype;
if (ReferenceEquals(type, typeof(string)))
{
parametertype = ApplicationCommandOptionType.String;
}
else if (ReferenceEquals(type, typeof(long)))
{
parametertype = ApplicationCommandOptionType.Integer;
}
else if (ReferenceEquals(type, typeof(bool)))
{
parametertype = ApplicationCommandOptionType.Boolean;
}
else if (ReferenceEquals(type, typeof(DiscordChannel)))
{
parametertype = ApplicationCommandOptionType.Channel;
}
else if (ReferenceEquals(type, typeof(DiscordUser)))
{
parametertype = ApplicationCommandOptionType.User;
}
else if (ReferenceEquals(type, typeof(DiscordRole)))
{
parametertype = ApplicationCommandOptionType.Role;
}
else
{
throw new ArgumentException("Cannot convert type! Argument types must be string, long, bool, DiscordChannel, DiscordUser or DiscordRole.");
}
DiscordApplicationCommandOptionChoice[] choices = null;
var choiceattributes = parameter.GetCustomAttributes <ChoiceAttribute>();
if (choiceattributes.Any())
{
choices = Array.Empty <DiscordApplicationCommandOptionChoice>();
foreach (var att in choiceattributes)
{
choices = choices.Append(new DiscordApplicationCommandOptionChoice(att.Name, att.Value)).ToArray();
}
}
var list = subsubpayload.Options?.ToList() ?? new List <DiscordApplicationCommandOption>();
list.Add(new DiscordApplicationCommandOption(optionattribute.Name, optionattribute.Description)
{
Required = !parameter.IsOptional,
Type = parametertype,
Choices = choices
});
subsubpayload.Options = list;
}
subpayload.Options = subpayload.Options.ToArray().Append(subsubpayload).ToList();
commandmethods.Add(commatt.Name, subsubmethod);
}
command.SubCommands.Add(new GroupCommand {
Name = subgroupatt.Name, ParentClass = subclass, Methods = commandmethods
});
InternalSubGroupCommands = InternalSubGroupCommands.Append(command).ToArray();
payload.Options.Add(subpayload);
}
ToUpdate.Add(payload);
}
var methods = ti.DeclaredMethods;
foreach (var method in methods.Where(x => x.GetCustomAttribute <SlashCommandAttribute>() != null))
{
var commandattribute = method.GetCustomAttribute <SlashCommandAttribute>();
var payload = new CommandCreatePayload
{
Name = commandattribute.Name,
Description = commandattribute.Description
};
var parameters = method.GetParameters();
if (!ReferenceEquals(parameters.First().ParameterType, typeof(InteractionContext)))
{
throw new ArgumentException($"The first argument must be an InteractionContext!");
}
parameters = parameters.Skip(1).ToArray();
foreach (var parameter in parameters)
{
var optionattribute = parameter.GetCustomAttribute <OptionAttribute>();
if (optionattribute == null)
{
throw new ArgumentException("Arguments must have the SlashOption attribute!");
}
var type = parameter.ParameterType;
ApplicationCommandOptionType parametertype;
if (ReferenceEquals(type, typeof(string)))
{
parametertype = ApplicationCommandOptionType.String;
}
else if (ReferenceEquals(type, typeof(long)))
{
parametertype = ApplicationCommandOptionType.Integer;
}
else if (ReferenceEquals(type, typeof(bool)))
{
parametertype = ApplicationCommandOptionType.Boolean;
}
else if (ReferenceEquals(type, typeof(DiscordChannel)))
{
parametertype = ApplicationCommandOptionType.Channel;
}
else if (ReferenceEquals(type, typeof(DiscordUser)))
{
parametertype = ApplicationCommandOptionType.User;
}
else if (ReferenceEquals(type, typeof(DiscordRole)))
{
parametertype = ApplicationCommandOptionType.Role;
}
else
{
throw new ArgumentException($"Cannot convert type! Argument types must be string, long, bool, DiscordChannel, DiscordUser or DiscordRole.");
}
DiscordApplicationCommandOptionChoice[] choices = null;
var choiceattributes = parameter.GetCustomAttributes <ChoiceAttribute>();
if (choiceattributes.Any())
{
choices = Array.Empty <DiscordApplicationCommandOptionChoice>();
foreach (var att in choiceattributes)
{
choices = choices.Append(new DiscordApplicationCommandOptionChoice(att.Name, att.Value)).ToArray();
}
}
payload.Options.Add(new DiscordApplicationCommandOption(optionattribute.Name, optionattribute.Description)
{
Required = !parameter.IsOptional,
Type = parametertype,
Choices = choices
});
}
InternalCommandMethods = InternalCommandMethods.Append(new CommandMethod {
Method = method, Name = commandattribute.Name, ParentClass = t
}).ToArray();
ToUpdate.Add(payload);
}
var commands = await BulkCreateCommandsAsync(ToUpdate, guildid);
foreach (var command in commands)
{
if (InternalCommandMethods.Any(x => x.Name == command.Name))
{
InternalCommandMethods.First(x => x.Name == command.Name).Id = command.Id;
}
else if (InternalGroupCommands.Any(x => x.Name == command.Name))
{
InternalGroupCommands.First(x => x.Name == command.Name).Id = command.Id;
}
else if (InternalSubGroupCommands.Any(x => x.Name == command.Name))
{
InternalSubGroupCommands.First(x => x.Name == command.Name).Id = command.Id;
}
}
CommandMethods.AddRange(InternalCommandMethods);
GroupCommands.AddRange(InternalGroupCommands);
SubGroupCommands.AddRange(InternalSubGroupCommands);
}
catch (Exception ex)
{
Client.Logger.LogError(ex, $"There was an error registering slash commands");
Environment.Exit(-1);
}
});
return(Task.CompletedTask);
};
}