import request from '@/components/hzjc/utils/request.js'

let chat = {}

// 1--列表页 2--详情页 3--其他页
chat.curPage = 3
// 当前在线聊天室ID
chat.curRoomId = ''
// 当前页面object
chat.that = {}

/**
 * 获取和好友的聊天列表
 * @date 2022-09-15
 */
chat.listChatRoom = function() {
	return new Promise((resolve, reject) => {
		request.getData('chat/api/FriendsChat/listChatRoom').then(res => {
			resolve(res)
		}).catch(res => {
			reject(res)
		})
	})
}

/**
 * 绑定客户端到组和USER_ID
 * @param {int} roomId 房间ID
 * @param {string} clientId 客户端ID
 * @date 2022-09-15
 */
chat.bindUser = function(roomId, clientId) {
	return new Promise((resolve, reject) => {
		request.getData('chat/api/FriendsChat/bindUser', {
			room_id: roomId,
			client_id: clientId
		}).then(res => {
			resolve(res)
		}).catch(res => {
			reject(res)
		})
	})
}

/**
 * 获取聊天室详情
 * @param {int} roomId 房间ID
 * @date 2022-09-15
 */
chat.getChatRoomDetail = function(roomId) {
	return new Promise((resolve, reject) => {
		request.getData('chat/api/FriendsChat/getChatRoomDetail', {
			room_id: roomId
		}).then(res => {
			resolve(res)
		}).catch(res => {
			reject(res)
		})
	})
}

/**
 * 更改用户在线状态以及标记消息已读
 * @param {int} roomId 房间ID
 * @param {int} isOnline 是否在线 0--离线 1--在线
 * @date 2022-09-15
 */
chat.updateUserOnlineStatus = function(roomId, isOnline) {
	return new Promise((resolve, reject) => {
		request.getData('chat/api/FriendsChat/updateUserOnlineStatus', {
			room_id: roomId,
			is_online: isOnline
		}).then(res => {
			resolve(res)
		}).catch(res => {
			reject(res)
		})
	})
}

/**
 * 获取和某个好友的聊天记录
 * @param {int} roomId 房间ID
 * @param {int} curFirstMessageId 当前最上面的信息ID
 * @param {int} firstPage 1--加载第一页，自动清空列表 0--加载上一页，不清空列表
 * @param {object} _$this 
 * @date 2022-09-15
 */
chat.listChatRoomMessage = function(roomId, curFirstMessageId, firstPage, _$this) {
	return new Promise((resolve, reject) => {
		request.getUpList('chat/api/FriendsChat/listChatRoomMessage', {
			room_id: roomId,
			cur_first_message_id: curFirstMessageId
		}, {
			that: _$this,
			first_page: firstPage
		}).then(res => {
			resolve(res)
		}).catch(res => {
			reject(res)
		})
	})
}

/**
 * 发送消息
 * @param {int} roomId 房间ID
 * @param {int} messageType 消息类型
 * @param {string} messageType 消息内容
 * @param {int|string} recordSeconds messageType=2时，录音时长
 * @param {object} attach 附加数据
 * @date 2022-09-15
 */
chat.insertChatMessage = function(roomId, messageType, messageContent, attach = {}, product = {}) {
	let data = {
		room_id: roomId,
		type: messageType,
		content: messageContent
	}
	// 语音类型
	if (messageType == 2) {
		data.record_seconds = attach.recordSeconds
	}
	// 位置类型
	if (messageType == 4) {
		data.name = attach.name
		data.address = attach.address
		data.lat = attach.lat
		data.lng = attach.lng
	}
	// 商品类型
	if (messageType == 5) {
		data.product_id = product.id;
		data.product_name = product.name;
		data.product_cover_img = product.cover_img;
	}
	return new Promise((resolve, reject) => {
		request.getData('chat/api/FriendsChat/insertChatMessage', data).then(res => {
			resolve(res)
		}).catch(res => {
			reject(res)
		})
	})
}

/**
 * 监听消息
 * @date 2022-09-21
 */
chat.onMessage = function() {

	// 监听WebSocket接受到服务器的消息事件
	uni.onSocketMessage((res) => {
		let data = JSON.parse(res.data)
		console.log('onSocketMessage', data)
		switch (data.type) {
			// websocket连接成功
			case "init":
				uni.setStorageSync('clientId', data.to_client)
				// 绑定用户和所有直播间
				request.getData('chat/api/FriendsChat/bindUser', {
					client_id: data.to_client
				}).then(res => {

				})
				break;
				// 心跳
			case "heart_beat":
				break;
				// 收到聊天消息
			case "chat_friend_message":
				switch (this.curPage) {
					// 列表页
					case 1:
						let roomList = this.that.roomList
						let curData = {}
						let isInRoomList = false
						roomList.forEach((e, index) => {
							// 消息在聊天列表中，仅更新且移到第一位
							if (e.room_id == data.to_group) {
								isInRoomList = true

								curData = e
								curData.unread_number = e.unread_number + 1
								curData.last_message_type = data.data.type
								curData.show_message_text = data.data.show_message_text
								curData.show_time = data.data.list_time_show

								roomList.splice(index, 1)
							}
						})
						if (!isInRoomList) {
							curData.room_id = data.data.room_id
							curData.to_user_id = data.data.to_user_id
							curData.to_user_nick_name = data.data.to_user_nick_name
							curData.to_user_head_img = data.data.to_user_head_img
							curData.unread_number = 1
							curData.last_message_type = data.data.type
							curData.show_message_text = data.data.show_message_text
							curData.show_time = data.data.list_time_show
						}
						roomList.unshift(curData)

						this.that.roomList = roomList
						break;
						// 详情页
					case 2:
						if (data.to_group == this.curRoomId) {
							delete data.data.show_message_text
							delete data.data.list_time_show
							delete data.data.to_user_nick_name
							delete data.data.to_user_head_img
							this.that.up_list.push(data.data)
							// 滚动到最新消息
							setTimeout(() => {
								this.that.scrollToId = 'scroll' + data.data.id
							}, 100)
						}
						break;
						// 其他页
					case 3:
						break;
						// 未知
					default:
						break;
				}

				break;
			default:
				break;
		}
	})
}

export default chat