import 'dart:convert';

import 'package:dio/dio.dart';
import 'package:libac_dart/discord/networking/endpoints.dart';

import '../structures/user.dart';

class UserPackets {
  /// Requests the current user from Discord's servers
  static Future<User> getCurrentUser() async {
    Dio dio = Dio();
    var reply = await dio.get(
        "${DiscordEndpoints.BaseURL}${DiscordEndpoints.Users}${DiscordEndpoints.ME}");

    return User.fromJson(reply.data as String);
  }

  /// Requests the user from Discord's servers
  ///
  /// [id] is expected to be a valid Discord User ID
  static Future<User> getUser(int id) async {
    Dio dio = Dio();
    var reply = await dio
        .get("${DiscordEndpoints.BaseURL}${DiscordEndpoints.Users}/${id}");

    return User.fromJson(reply.data as String);
  }

  /// Updates any values that were set in the packet, and returns the updated user
  ///
  /// Fires a User Update gateway event
  static Future<User> updateCurrentUser(ModifyCurrentUserPacket mcup) async {
    Dio dio = Dio();
    var reply = await dio.patch(
        "${DiscordEndpoints.BaseURL}${DiscordEndpoints.Users}${DiscordEndpoints.ME}",
        data: mcup.encode());

    return User.fromJson(reply.data as String);
  }
}

class ModifyCurrentUserPacket {
  String? username;
  String? avatar;
  String? banner;

  ModifyCurrentUserPacket({this.username, this.avatar, this.banner});

  String encode() {
    return json.encode(toJson());
  }

  Map<String, dynamic> toJson() {
    return {
      if (username != null) "username": username,
      if (avatar != null) "avatar": avatar,
      if (banner != null) "banner": banner,
    };
  }
}