import * as RongIMLib from '@rongcloud/imlib-uni'
import store from '@/store/index.js'
import {
    getFriends
} from '@/apis/interfaces/im.js'

const initIm = (KEY) => {
    RongIMLib.init(KEY)
    addListeners()
}

const setNotifyBadge = (count) => {
    // 获取未读消息数量
    RongIMLib.getTotalUnreadCount(({
        code,
        count
    }) => {
        if (code === 0) {
            if (count > 0) {
                uni.setTabBarBadge({
                    index: 2,
                    text: String(count > 99 ? '99+' : count)
                })
            } else {
                uni.removeTabBarBadge({
                    index: 2
                })
            }
        }
    })
}

/**
 * 连接IM服务
 * @param {string} token    token 
 * @param {object} userInfo {userId: string, name: string, portraitUrl: string}  
 */
const connect = (token, userInfo) => {
    RongIMLib.connect(token, res => {
        console.log('连接结果', res);
    })

    store.dispatch('setSenderInfo', userInfo)

    setNotifyBadge()
}

const disconnect = () => {
    RongIMLib.disconnect()
}

const addListeners = () => {
    // 添加连接状态监听函数 
    RongIMLib.addConnectionStatusListener((res) => {
        console.log('连接状态监', res.data.status);
    })
    // 添加消息监听函数
    RongIMLib.addReceiveMessageListener((res) => {
        console.log('收到消息', res.data.message);
        newMessage(res.data.message)
    })
}

// 维护消息列表
const newMessage = (msg) => {
    RongIMLib.getConversationNotificationStatus(msg.conversationType, msg.targetId, ({
        code,
        status
    }) => {
        if (code === 0) {
            if (status) {
                triTone()
            }
        }
    });

    setNotifyBadge()

    store.dispatch('newMessage', msg)
}

// 播放状态
let tipState = false

const triTone = () => {
    if (tipState == false) {
        const innerAudioContext = uni.createInnerAudioContext()
        innerAudioContext.autoplay = true
        innerAudioContext.src = '/static/tri-tone.mp3'
        innerAudioContext.onPlay(() => {
            tipState = true
        })
        innerAudioContext.onEnded(() => {
            tipState = false
        })
    }
}

/**
 * 发送消息
 * @param {number}  conversationType 消息类型
 * @param {string}  targetId 会话id
 * @param {string}  content 消息内容
 * @param {function}  callback 回调函数
 */
const sendMsg = (conversationType, targetId, content, callback) => {
    const msg = {
        conversationType: conversationType,
        targetId: String(targetId),
        content: {
            objectName: 'RC:TxtMsg',
            content: content,
            user: store.getters.sender
        }
    }
    RongIMLib.sendMessage(msg, ({
        code,
        messageId
    }) => {
        if (code === 0) {
            callback(messageId)
        } else {
            uni.showToast({
                icon: 'none',
                title: '发送失败'
            })
        }
    })
}

/**
 * 同步好友信息，保存头像地址等
 */
const syncFriends = () => {
    getFriends().then(res => {
        store.dispatch('updateFriends', res)
    })
}

export default {
    initIm,
    connect,
    sendMsg,
    setNotifyBadge,
    syncFriends
}