using System;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Web;

namespace TL
{
	partial class InputPeer { public static InputPeerSelf Self => new(); }
	partial class InputUser { public static InputUserSelf Self => new(); }

	partial class ChatBase
	{
		public abstract long ID { get; }
		public abstract string Title { get; }
		/// <summary>returns true if you're banned of any of these rights</summary>
		public abstract bool IsBanned(ChatBannedRights.Flags flags = 0);
		protected abstract InputPeer ToInputPeer();
		public static implicit operator InputPeer(ChatBase chat) => chat.ToInputPeer();
	}
	partial class ChatEmpty
	{
		public override long ID => id;
		public override string Title => null;
		public override bool IsBanned(ChatBannedRights.Flags flags = 0) => true;
		protected override InputPeer ToInputPeer() => null;
	}
	partial class Chat
	{
		public override long ID => id;
		public override string Title => title;
		public override bool IsBanned(ChatBannedRights.Flags flags = 0) => ((default_banned_rights?.flags ?? 0) & flags) != 0;
		protected override InputPeer ToInputPeer() => new InputPeerChat { chat_id = id };
	}
	partial class ChatForbidden
	{
		public override long ID => id;
		public override string Title => title;
		public override bool IsBanned(ChatBannedRights.Flags flags = 0) => true;
		protected override InputPeer ToInputPeer() => new InputPeerChat { chat_id = id };
	}
	partial class Channel
	{
		public override long ID => id;
		public override string Title => title;
		public override bool IsBanned(ChatBannedRights.Flags flags = 0) => ((banned_rights?.flags ?? 0) & flags) != 0 || ((default_banned_rights?.flags ?? 0) & flags) != 0;
		protected override InputPeer ToInputPeer() => new InputPeerChannel { channel_id = id, access_hash = access_hash };
		public static implicit operator InputChannel(Channel channel) => new() { channel_id = channel.id, access_hash = channel.access_hash };
	}
	partial class ChannelForbidden
	{
		public override long ID => id;
		public override string Title => title;
		public override bool IsBanned(ChatBannedRights.Flags flags = 0) => true;
		protected override InputPeer ToInputPeer() => new InputPeerChannel { channel_id = id, access_hash = access_hash };
	}

	partial class UserBase
	{
		public abstract long ID { get; }
		public abstract string DisplayName { get; }
		protected abstract InputPeer ToInputPeer();
		protected abstract InputUserBase ToInputUser();
		public static implicit operator InputPeer(UserBase user) => user.ToInputPeer();
		public static implicit operator InputUserBase(UserBase user) => user.ToInputUser();
	}
	partial class UserEmpty
	{
		public override long ID => id;
		public override string DisplayName => null;
		protected override InputPeer ToInputPeer() => null;
		protected override InputUserBase ToInputUser() => null;
	}
	partial class User
	{
		public override long ID => id;
		public override string DisplayName => username != null ? '@' + username : last_name == null ? first_name : $"{first_name} {last_name}";
		protected override InputPeer ToInputPeer() => new InputPeerUser { user_id = id, access_hash = access_hash };
		protected override InputUserBase ToInputUser() => new InputUser { user_id = id, access_hash = access_hash };
	}

	partial class MessageBase
	{
		public abstract long ID { get; }
		public abstract Peer Peer { get; }
		public abstract DateTime Date { get; }
	}
	partial class MessageEmpty
	{
		public override long ID => id;
		public override Peer Peer => peer_id;
		public override DateTime Date => default;
	}
	public partial class Message
	{
		public override long ID => id;
		public override Peer Peer => peer_id;
		public override DateTime Date => date;
	}
	public partial class MessageService
	{
		public override long ID => id;
		public override Peer Peer => peer_id;
		public override DateTime Date => date;
	}

	partial class PhotoBase
	{
		public abstract long ID { get; }
		protected abstract InputPhoto ToInputPhoto();
		public static implicit operator InputPhoto(PhotoBase photo) => photo.ToInputPhoto();
	}
	partial class PhotoEmpty
	{
		public override long ID => id;
		protected override InputPhoto ToInputPhoto() => null;
	}
	partial class Photo
	{
		public override long ID => id;

		protected override InputPhoto ToInputPhoto() => new() { id = id, access_hash = access_hash, file_reference = file_reference };
		public InputPhotoFileLocation ToFileLocation() => ToFileLocation(LargestPhotoSize);
		public InputPhotoFileLocation ToFileLocation(PhotoSizeBase photoSize) => new() { id = id, access_hash = access_hash, file_reference = file_reference, thumb_size = photoSize.Type };
		public PhotoSizeBase LargestPhotoSize => sizes.Aggregate((agg, next) => (long)next.Width * next.Height > (long)agg.Width * agg.Height ? next : agg);
	}

	partial class PhotoSizeBase
	{
		public abstract string Type { get; }
		public abstract int Width { get; }
		public abstract int Height { get; }
		public abstract int FileSize { get; }
	}
	partial class PhotoSizeEmpty
	{
		public override string Type => type;
		public override int Width => 0;
		public override int Height => 0;
		public override int FileSize => 0;
	}
	partial class PhotoSize
	{
		public override string Type => type;
		public override int Width => w;
		public override int Height => h;
		public override int FileSize => size;
	}
	partial class PhotoCachedSize
	{
		public override string Type => type;
		public override int Width => w;
		public override int Height => h;
		public override int FileSize => bytes.Length;
	}
	partial class PhotoStrippedSize
	{
		public override string Type => type;
		public override int Width => bytes[2];
		public override int Height => bytes[1];
		public override int FileSize => bytes.Length;
	}
	partial class PhotoSizeProgressive
	{
		public override string Type => type;
		public override int Width => w;
		public override int Height => h;
		public override int FileSize => sizes.Last();
	}
	partial class PhotoPathSize
	{
		public override string Type => type;
		public override int Width => -1;
		public override int Height => -1;
		public override int FileSize => bytes.Length;
	}
	namespace Layer23
	{
		partial class PhotoSize
		{
			public override string Type => type;
			public override int Width => w;
			public override int Height => h;
			public override int FileSize => size;
		}
		partial class PhotoCachedSize
		{
			public override string Type => type;
			public override int Width => w;
			public override int Height => h;
			public override int FileSize => bytes.Length;
		}
	}

	partial class DocumentBase
	{
		public abstract long ID { get; }
		protected abstract InputDocument ToInputDocument();
		public static implicit operator InputDocument(DocumentBase document) => document.ToInputDocument();
	}
	partial class DocumentEmpty
	{
		public override long ID => id;
		protected override InputDocument ToInputDocument() => null;
	}
	partial class Document
	{
		public override long ID => id;
		protected override InputDocument ToInputDocument() => new() { id = id, access_hash = access_hash, file_reference = file_reference };
		public InputDocumentFileLocation ToFileLocation(PhotoSizeBase thumbSize = null) => new() { id = id, access_hash = access_hash, file_reference = file_reference, thumb_size = thumbSize?.Type };
	}

	partial class EncryptedFile
	{
		public static implicit operator InputEncryptedFile(EncryptedFile file) => file == null ? null : new InputEncryptedFile { id = file.id, access_hash = file.access_hash };
		public InputEncryptedFileLocation ToFileLocation() => new() { id = id, access_hash = access_hash };
	}

	partial class SecureFile
	{
		public static implicit operator InputSecureFile(SecureFile file) => new() { id = file.id, access_hash = file.access_hash };
		public InputSecureFileLocation ToFileLocation() => new() { id = id, access_hash = access_hash };
	}

	partial class InputFileBase
	{
		public abstract InputEncryptedFileBase ToInputEncryptedFile(int key_fingerprint);
		public abstract InputSecureFileBase ToInputSecureFile(byte[] file_hash, byte[] secret);
	}
	partial class InputFile
	{
		public override InputEncryptedFileBase ToInputEncryptedFile(int key_fingerprint) => new InputEncryptedFileUploaded { id = id, parts = parts, md5_checksum = md5_checksum, key_fingerprint = key_fingerprint };
		public override InputSecureFileBase ToInputSecureFile(byte[] file_hash, byte[] secret) => new InputSecureFileUploaded { id = id, parts = parts, md5_checksum = md5_checksum, file_hash = file_hash, secret = secret };
	}
	partial class InputFileBig
	{
		public override InputEncryptedFileBase ToInputEncryptedFile(int key_fingerprint) => new InputEncryptedFileBigUploaded { id = id, parts = parts, key_fingerprint = key_fingerprint };
		public override InputSecureFileBase ToInputSecureFile(byte[] file_hash, byte[] secret) => new InputSecureFileUploaded { id = id, parts = parts, file_hash = file_hash, secret = secret };
	}

	partial class StickerSet
	{
		public static implicit operator InputStickerSetID(StickerSet stickerSet) => new() { id = stickerSet.id, access_hash = stickerSet.access_hash };
	}

	partial class Peer { public abstract long ID { get; }  }
	partial class PeerUser { public override long ID => user_id; public override string ToString() => "user " + user_id; }
	partial class PeerChat { public override long ID => chat_id; public override string ToString() => "chat " + chat_id; }
	partial class PeerChannel { public override long ID => channel_id; public override string ToString() => "channel " + channel_id; }

	partial class JsonObjectValue { public override string ToString() => $"{HttpUtility.JavaScriptStringEncode(key, true)}:{value}"; }
	partial class JsonNull { public override string ToString() => "null"; }
	partial class JsonBool { public override string ToString() => value ? "true" : "false"; }
	partial class JsonNumber { public override string ToString() => value.ToString(CultureInfo.InvariantCulture); }
	partial class JsonString { public override string ToString() => HttpUtility.JavaScriptStringEncode(value, true); }
	partial class JsonArray
	{
		public override string ToString()
		{
			var sb = new StringBuilder().Append('[');
			for (int i = 0; i < value.Length; i++)
				sb.Append(i == 0 ? "" : ",").Append(value[i]);
			return sb.Append(']').ToString();
		}
	}
	partial class JsonObject
	{
		public override string ToString()
		{
			var sb = new StringBuilder().Append('{');
			for (int i = 0; i < value.Length; i++)
				sb.Append(i == 0 ? "" : ",").Append(value[i]);
			return sb.Append('}').ToString();
		}
	}
}