/*
 * Copyright (c) 2020 WildFireChat. All rights reserved.
 */

import wfc from "../../client/wfc";
import MessageContentType from "../messageContentType";

import GroupNotificationContent from "./groupNotification";

export default class KickoffGroupMemberNotification extends GroupNotificationContent {
  operator = "";
  kickedMembers = [];

  constructor(operator, kickedMembers) {
    super(MessageContentType.KickOffGroupMember_Notification);
    this.operator = operator;
    this.kickedMembers = kickedMembers;
  }

  formatNotification() {
    let notifyStr;
    if (this.fromSelf) {
      notifyStr = "您把 ";
    } else {
      notifyStr = wfc.getGroupMemberDisplayName(this.groupId, this.operator) + "把 ";
    }

    let kickedMembersStr = "";
    let userInfos = wfc.getUserInfos(this.kickedMembers, this.groupId);
    userInfos.forEach((userInfo) => {
      if (userInfo.uid === wfc.getUserId()) {
        kickedMembersStr += " 您";
      } else {
        kickedMembersStr += " " + userInfo.displayName;
      }
    });

    return notifyStr + kickedMembersStr + " 移除了群组";
  }

  encode() {
    let payload = super.encode();
    let obj = {
      g: this.groupId,
      ms: this.kickedMembers,
      o: this.operateUser,
    };
    payload.binaryContent = wfc.utf8_to_b64(JSON.stringify(obj));
    return payload;
  }

  decode(payload) {
    super.decode(payload);
    let json = wfc.b64_to_utf8(payload.binaryContent);
    let obj = JSON.parse(json);
    this.groupId = obj.g;
    this.operator = obj.o;
    this.kickedMembers = obj.ms;
  }
}