/**
 * 设备设置页：房间展示、拉取房间列表、弹窗选择后 PUT /bst/device 更新 roomId
 * 依赖页面存在：id、xqobj、this.$http
 */
import { patchDeviceRoomInStorage } from '@/common/utils/deviceRoomOverlay.js'

export default {
	data() {
		return {
			deviceRoomPickerVisible: false,
			deviceRoomPickerList: [],
			deviceRoomPickerLoading: false,
			deviceRoomSaving: false,
			/** 当前页是否已因详情拉取过房间列表（含空列表），用于点击时不再重复请求 */
			deviceRoomListReady: false
		}
	},
	computed: {
		deviceRoomDisplayName() {
			const o = this.xqobj || {}
			if (o.roomName) return o.roomName
			const rid = o.roomId
			if (rid === undefined || rid === null || rid === '') return '—'
			const hit = (this.deviceRoomPickerList || []).find(r => String(r.id) === String(rid))
			return hit ? hit.name : '—'
		}
	},
	methods: {
		deviceRoomSpaceId() {
			const o = this.xqobj || {}
			return o.spaceId || uni.getStorageSync('kjid') || ''
		},
		/** 在 getxq 成功赋值 xqobj 后调用，用于展示当前房间名称 */
		afterDeviceDetailLoaded() {
			const spaceId = this.deviceRoomSpaceId()
			if (!spaceId) {
				this.deviceRoomListReady = true
				return
			}
			this.$http
				.get(`/bst/room/list?spaceId=${spaceId}&pageNum=1&pageSize=999`)
				.then(res => {
					this.deviceRoomListReady = true
					if (res.code == 200) {
						this.deviceRoomPickerList = res.rows || []
						this.$forceUpdate()
					}
				})
				.catch(() => {
					this.deviceRoomListReady = true
				})
		},
		onDeviceRoomRowTap() {
			if (this.deviceRoomSaving) return
			const spaceId = this.deviceRoomSpaceId()
			if (!spaceId) {
				uni.showToast({
					title: this.$i18n.t('selectSpaceFirst'),
					icon: 'none'
				})
				return
			}
			this.deviceRoomPickerVisible = true
			// 进入详情时 afterDeviceDetailLoaded 已拉过房间列表，则直接展示（含 0 条），不再点一次请求一次
			if (this.deviceRoomListReady) {
				this.deviceRoomPickerLoading = false
				return
			}
			// 详情回调尚未跑完时用户就点了，再拉一次，并标记就绪
			this.deviceRoomPickerLoading = true
			this.$http
				.get(`/bst/room/list?spaceId=${spaceId}&pageNum=1&pageSize=999`)
				.then(res => {
					this.deviceRoomListReady = true
					this.deviceRoomPickerLoading = false
					if (res.code == 200) {
						this.deviceRoomPickerList = res.rows || []
					} else {
						uni.showToast({
							title: res.msg || this.$i18n.t('noData'),
							icon: 'none'
						})
						this.deviceRoomPickerVisible = false
					}
				})
				.catch(() => {
					this.deviceRoomPickerLoading = false
					this.deviceRoomPickerVisible = false
				})
		},
		closeDeviceRoomPicker() {
			this.deviceRoomPickerVisible = false
		},
		confirmDeviceRoomChange(room) {
			if (!room || this.deviceRoomSaving) return
			const spaceId = this.deviceRoomSpaceId()
			const o = this.xqobj || {}
			if (String(o.roomId) === String(room.id)) {
				this.closeDeviceRoomPicker()
				return
			}
			const data = {
				id: this.id,
				sn: o.sn,
				spaceId,
				roomId: room.id,
				name: o.name
			}
			this.deviceRoomSaving = true
			this.$http
				.put('/bst/device', data)
				.then(res => {
					this.deviceRoomSaving = false
					if (res.code == 200) {
						this.xqobj.roomId = room.id
						this.xqobj.roomName = room.name
						patchDeviceRoomInStorage(this.id, room.id, room.name)
						uni.showToast({
							title: res.msg || this.$i18n.t('operationSuccess'),
							icon: 'success'
						})
						uni.$emit('deviceListNeedRefresh', {
							deviceId: this.id,
							roomId: room.id,
							roomName: room.name
						})
						this.closeDeviceRoomPicker()
						this.$forceUpdate()
					} else {
						uni.showToast({
							title: res.msg || this.$i18n.t('noData'),
							icon: 'none'
						})
					}
				})
				.catch(() => {
					this.deviceRoomSaving = false
				})
		}
	}
}