import { Client } from 'ts-linker-sdk';
import { getMetaData } from './meta';

export interface WebSocketClientStatus {
  created: boolean;
  connected: boolean;
  login: boolean;
}

export interface WebSocketResp {
  value: object | string;
}

export type ListenerCallback = (data: WebSocketResp) => void;

const meta = getMetaData();
const PING_INTERVAL = 50 * 1000;

export class WebSocketClient {
  client: Client;
  interval: number;

  wsUrl: string;
  token: string;
  sid: string;
  chatToken: object;

  status: WebSocketClientStatus = {
    created: false,
    connected: false,
    login: false
  };

  /** 默认构造函数 */
  constructor(wsUrl: string, token: string, sid: string, chatToken: object) {
    this.wsUrl = wsUrl;
    this.token = token;
    this.chatToken = chatToken;
    this.sid = sid;
  }

  async init() {
    return this.create();
  }

  getStatus() {
    return this.status;
  }

  async create() {
    const url = this.wsUrl;

    return new Promise((resolve, reject) => {
      if (!url) {
        throw new Error('websocket url is required.');
      }
      this.client = Client.getInstance(url, {
        onOpen: async () => {
          try {
            this.ping();
            this.interval = setInterval(() => {
              this.ping();
            }, PING_INTERVAL) as any;
          } catch (err) {
            console.error(err);
            reject(err);
          }

          const data = await this.connect();
          await this.authentication();
          resolve(data.value);
        },
        onError: () => {
          resolve(false);
        },
        onClose: () => {
          clearInterval(this.interval);
        }
      });
    });
  }

  on(url: string, callback: (data: WebSocketResp) => void) {
    if (!url) {
      throw new Error('url is required.');
    }

    this.client.addMessageListener(url, callback);
  }

  off(url: string) {
    this.client.removeMessageListener(url);
  }

  async request(url: string, data: object) {
    return this.client.request(url, data);
  }

  async connect() {
    const { sid } = this;
    if (sid) {
      this.client.setRequestProperty('sid', sid);
    }

    const data = await this.request('/v1/session/start', {
      ...this.chatToken,
      ...meta
    });

    if (data && data.value) {
      const id = data.value as string;
      this.sid = id;
      this.client.setRequestProperty('sid', id);
    }
    return data || true;
  }

  ping() {
    return this.client.ping({});
  }

  async authentication() {
    const tk = this.token;
    const data = await this.request('/v1/session/bind/uid/by/token', { token: tk });
    return data || true;
  }

  async onMessage(callback: ListenerCallback) {
    this.on('/v1/message/listener', callback);
  }

  async sendMessage(data: object) {
    return this.request('/v1/send/message', data);
  }

  async markServiced(data: { msg_id: string }) {
    return this.request('/v1/mark/message/serviced', data);
  }

  /** @start Apis */

  /** 获取聊天室历史消息 */
  async getHistoryMessage(data: {
    contact_id: string;
    chat_type: string;
    start_time: number;
    limit: number;
  }) {
    return this.request('/v1/history/message', data);
  }

  /** 修改在线状态 */
  async updateStatus(data: { status: 'on' | 'off' | 'busy' }) {
    return this.request('/v1/session/status', data);
  }

  /** 获取当前登陆用户的设备信息 */
  async getSessionLists() {
    return this.request('/v1/session/lists', {});
  }

  /** 增量获取所有会话信息 */
  async getAllConversations(data: {
    last_pull: number; // 最后一次获取的时间 0的话是全量获取
  }) {
    return this.request('/v1/get/all/conversation', data);
  }

  /** 获取联系人列表 */
  async getAllContact(data: {
    last_pull: number; // 最后一次获取的时间 0的话是全量获取
  }) {
    return this.request('/v1/get/all/contact', data);
  }

  /** 添加联系人 */
  async addContact(data: { to_add_username: string; reason: string }) {
    return this.request('/v1/add/contact', data);
  }

  /** 删除联系人 */
  async deleteContact(data: { fid: string }) {
    return this.request('/v1/delete/contact', data);
  }

  /** 屏蔽联系人 */
  async maskingContact(data: { fid: string }) {
    return this.request('/v1/add/contact/masking', data);
  }

  /** 取消联系人 */
  async removeMaskingContact(data: { fid: string }) {
    return this.request('/v1/remove/contact/masking', data);
  }

  /** 置顶联系人 */
  async stickingContact(data: { fid: string }) {
    return this.request('/v1/add/contact/stick', data);
  }

  /** 解除置顶联系人 */
  async removeStickContact(data: { fid: string }) {
    return this.request('/v1/remove/contact/stick', data);
  }

  /** 消息免打扰 */
  async setNoDisturbing(data: { fid: string }) {
    return this.request('/v1/add/contact/no/disturbing', data);
  }

  /** 取消消息免打扰 */
  async removeNoDisturbing(data: { fid: string }) {
    return this.request('/v1/remove/contact/no/disturbing', data);
  }

  /** 同意添加好友 */
  async agreeAddContact(data: { id: string; to: string }) {
    return this.request('/v1/add/contact/agree', data);
  }

  /** 拒绝添加好友 */
  async rejectAddContact(data: { id: string; to: string }) {
    return this.request('/v1/add/contact/reject', data);
  }

  /** 标记好友申请已发送 */
  async addContactServiced(data: { id: string; to: string }) {
    return this.request('/v1/add/contact/serviced', data);
  }

  /** 创建聊天室 */
  async createChatroom(data: {
    subject: string;
    description: string;
    welcome_message: string;
    max: number;
  }) {
    return this.request('/v1/create/chatroom', data);
  }

  /** 销毁聊天室 */
  async destroyChatroom(data: { room_id: string }) {
    return this.request('/v1/destroy/chatroom', data);
  }

  /** 离开聊天室 */
  async leaveChatroom(data: { room_id: string }) {
    return this.request('/v1/leave/chatroom', data);
  }

  /** 获取聊天室详情 */
  async getChatroomProfile(data: { room_id: string }) {
    return this.request('/v1/get/chatroom/profile', data);
  }

  /** 修改聊天室名称 */
  async updateChatroomSubject(data: { room_id: string }) {
    return this.request('/v1/update/chatroom/subject', data);
  }

  /** 修改聊天室描述信息 */
  async updateChatroomDescription(data: { room_id: string }) {
    return this.request('/v1/update/chatroom/description', data);
  }

  /** 添加管理员 */
  async addChatroomAdmin(data: { room_id: string; admin_id: string }) {
    return this.request('/v1/add/chatroom/admin', data);
  }

  /** 移除管理员 */
  async removeChatroomAdmin(data: { room_id: string; admin_id: string }) {
    return this.request('/v1/remove/chatroom/admin', data);
  }

  /** 批量添加管理员 */
  async addChatroomAdmins(data: { room_id: string; admins_id: string[] }) {
    return this.request('/v1/add/chatroom/admins', data);
  }

  /** 批量移除管理员 */
  async removeChatroomAdmins(data: { room_id: string; admins_id: string[] }) {
    return this.request('/v1/remove/chatroom/admins', data);
  }

  /** 加入聊天室 */
  async joinChatroom(data: {}) {
    return this.request('/v1/join/chatroom', data);
  }

  /** 删除聊天室成员 */
  async removeChatroomMember(data: { room_id: string; member: string }) {
    return this.request('/v1/remove/chatroom/member', data);
  }

  /** 获取置顶聊天室列表 */
  async fetchStickChatroom(data: { cache_time: number }) {
    return this.request('/v1/fetch/stick/chatroom', data);
  }

  /** 获取聊天室成员 */
  async fetchChatroomMembers(data: { room_id: string; authority: number }) {
    return this.request('/v1/fetch/chatroom/members', data);
  }

  /** 搜索聊天室历史消息 */
  async searchHistoryMessage(data: {
    contact_id: string;
    chat_type: string;
    keyword: string;
    limit: number;
  }) {
    return this.request('/v1/search/history/message', data);
  }
}