import $ from "../../utils/request";

Page({
	data: {
		userInfo: null,
		token: null,

		deviceInfo: null
	},

	onShow() {
		let token = wx.getStorageSync("token") || null;
		let userInfo = wx.getStorageSync("userInfo") || null;
		this.setData({
            userInfo: userInfo,
            token: token
		})
		if(token && userInfo) {
			this.getDevice();
		}
    },
    
    openLoginOrReg() {
		if(this.data.userInfo === null && this.data.token === null) {
            wx.login({
                success: (res) => {
                    if (res.code) {
                        let params = {
                            code: res.code
                        };
                        $.ajax("weighingScale/checkOpenIdLogin", params, "POST", true, "登录中...").then((res) => {
                            wx.setStorageSync("userInfo", res.result.user);
                            wx.setStorageSync("token", res.result.token);
                            this.setData({
                                token: res.result.token,
                                userInfo: res.result.user
                            })
                        })
                    } else {
                        wx.showToast({
                            icon: "none",
                              title: "登录失败,请稍后再试!",
                        })
                    }
                }
            })
        }
    },

	// 打开设备详情
	openDeviceInfo() {
		if(this.data.userInfo && this.data.token) {
			let deviceInfo = this.data.deviceInfo;
			if(deviceInfo) {
				wx.navigateTo({
					url: "/pages/deviceInfo/deviceInfo"
				})
			} else {
				wx.showModal({
					title: "提示",
					content: "当前暂未绑定设备,需要绑定吗?",
					confirmText: "去绑定",
					success: (res) => {
						if (res.confirm) {
							wx.navigateTo({
								url: "/pages/searchDevice/searchDevice"
							})
						}
					}
				})
			}
		} else {
			wx.showToast({
				icon: "none",
				title: "请先登录"
			})
		}
	},

	// 获取已经绑定的设备列表
	getDevice() {
		let params = {};
		$.ajax("weighingScale/list/device", params, "GET", false).then((res) => {
			this.setData({
				deviceInfo: res.result && res.result.length ? res.result[0] : null
			})
		})
	},

	// 退出登录
	exitLogin() {
		wx.showModal({
			title: "提示",
			content: "你确定要退出登录吗?",
			success: (res) => {
				if (res.confirm) {
					$.ajax("weighingScale/logout", {}, "POST", true, "正在退出登录...").then(res => {
						wx.showToast({
							icon: "none",
						  	title: res.message
						})
						setTimeout(() => {
							wx.clearStorageSync();
							wx.switchTab({
								url: "/pages/home/home"
							})
						}, 1500)
					})
				}
			}
		})
	}
})