const app = getApp();
import $ from "../../utils/request";

Component({
    data: {
        BLUE_STATE: {},
        device: null,
        connectState: "",

        userId: "",
		realname: "",
        sex: {
			index: "",
			data: [{
				id: 1,
        		name: '男'
			}, {
				id: 2,
        		name: '女'
			}]
		},
        birthday: {
			label: "1980年01月01日",
			value: "1980-01-01"
		},
        height: {
			index: 50,
			data: Array.from({ length: 200 - 120 + 1 }, (_, i) => i + 120)
		},
		weight: {
			index: [60, 0],
			data: [Array.from({ length: 120 + 1 }, (_, i) => i + 10), Array.from({ length: 10 }, (_, i) => i)]
		},
    },

    // 存储回调函数的引用，以便在 detached 时取消监听
    _connectStateWatcher: null,

    lifetimes: {
        attached() {
            console.log(`[Component] connectState 获取: ${app.globalData.ppScale.device.connectState}`);
            this.setData({
                BLUE_STATE: app.globalData.ppScale.plugin.BLUE_STATE,
                connectState: app.globalData.ppScale.device.connectState,
                device: app.globalData.ppScale.device.connection
            })
            this._connectStateWatcher = (newValue, oldValue) => {
                console.log(`[Component] connectState 变化: ${oldValue} -> ${newValue}`);
                this.setData({
                    connectState: newValue || ''
                });
            };
            app.watch('ppScale.device.connectState', this._connectStateWatcher);

            let userInfo = wx.getStorageSync("userInfo") || null;
            if(userInfo) {
                let [year, month, day] = userInfo.birthday.split("-");
                
                this.setData({
                    userId: userInfo.userId,
					realname: userInfo.realname,
					["sex.index"]: this.data.sex.data.findIndex(item => {return item.id === userInfo.sex}),
					birthday: {
						label: year + "年" + month + "月" + day + "日",
						value: userInfo.birthday
					},
					["height.index"]: this.data.height.data.findIndex(item => {return item === userInfo.height}),
                })

                if(userInfo.weight) {
                    const integerPart = Math.floor(userInfo.weight);
                    const decimalPart = Math.round((userInfo.weight - integerPart) * 10);
                    const integerIndex = this.data.weight.data[0].indexOf(integerPart);
                    const decimalIndex = this.data.weight.data[1].indexOf(decimalPart);
                    this.setData({
					    ["weight.index"]: [integerIndex !== -1 ? integerIndex : null, decimalIndex !== -1 ? decimalIndex : null],
                    })
                }
            }
        },
        detached() {
            // 4. 在组件销毁时取消监听，防止内存泄漏
            if (this._connectStateWatcher) {
                app.unwatch('ppScale.device.connectState', this._connectStateWatcher);
            }
        }
    },
  
    // 组件的方法
    methods: {
        // 二次连接设备
        connectedDevice() {
            this.triggerEvent('connectedDeviceEvent', {
                device: this.data.device
            });
        },

        // 姓名输入
        realnameInput(e) {
            let realname = e.detail.value.replace(/\s+/g, '');
            this.setData({
                realname: realname
            })
        },

        // 性别选择
        sexChange(e) {
            let sex = e.detail.value;
            console.log(sex);
            this.setData({
                ['sex.index']: e.detail.value
            })
            if(this.data.height.index === null) {
                this.setData({
                    ['height.index']: sex == 0 ? 50 : 40
                })
            }
            if(this.data.weight.index === null) {
                this.setData({
                    ['weight.index']: sex == 0 ? 20 : 10
                })
            }
        },
    
        // 生日选择
        birthdayChange(e) {
            let v = e.detail.value;
            let [year, month, day] = v.split("-");
            this.setData({
                birthday: {
                    label: year + "年" + month + "月" + day + "日",
                    value: v
                }
            })
        },
    
        // 身高选择
        heightChange(e) {
            this.setData({
                ['height.index']: e.detail.value
            })
        },
    
        // 体重选择
        weightChange(e) {
            console.log(e.detail.value)
            this.setData({
                ['weight.index']: e.detail.value
            })
        },

        setUserInfo() {
            if(this.data.connectState == this.data.BLUE_STATE.CONNECTSUCCESS) {
                if(this.data.userId) {
                    app.globalData.ppScale.activeProtocol.dataSyncUserInfo({
                        userID: this.data.userId,
                        userName: this.data.realname,
                        memberID: "",
                        age: this.getAge(this.data.birthday.value),
                        gender: this.data.sex.data[this.data.sex.index].id,
                        height: this.data.height.data[this.data.height.index],
                        isAthleteMode: 0,
                        currentWeight: this.data.weight.data[0][this.data.weight.index[0]] + '.' + this.data.weight.data[1][this.data.weight.index[1]],
                        deviceHeaderIndex: 0,
                        targetWeight: "",
                        idealWeight: "",
                        recentData: [],
                    }, (res) => {
                        if(res == 0) {
                            this.triggerEvent('deviceEvent', {
                                status: true
                            });
                        } else {
                            console.log("dataSyncUserInfo", res)
                            wx.showToast({
                                title: "用户信息下发失败，请重试。",
                                icon: "none"
                            })
                        }
                    })
                } else {
                    let realname = this.data.realname;
                    let sex = this.data.sex;
                    let birthday = this.data.birthday;
                    let height = this.data.height;
                    let weight = this.data.weight;
                    if(!realname) {
                        wx.showToast({
                            icon: "none",
                              title: "姓名不能为空"
                        })
                        return false;
                    }
                    if(sex.index === "") {
                        wx.showToast({
                            icon: "none",
                              title: "性别不能为空"
                        })
                        return false;
                    }
                    if(!birthday.value) {
                        wx.showToast({
                            icon: "none",
                              title: "生日不能为空"
                        })
                        return false;
                    }
                    if(height.index === "") {
                        wx.showToast({
                            icon: "none",
                              title: "身高不能为空"
                        })
                        return false;
                    }
                    if(weight.index[0] === null && weight.index[1] === null) {
                        console.log(weight)
                        wx.showToast({
                            icon: "none",
                              title: "体重不能为空"
                        })
                        return false;
                    }
                    let sn = app.globalData.ppScale.device.mac.replace(/:/g, '');
                    $.ajax("weighingScale/edit/user", {
                        sn: sn,
                        realname: realname,
                        sex: sex.data[sex.index].id,
                        birthday: birthday.value,
                        height: height.data[height.index],
                        weight: weight.data[0][weight.index[0]] + '.' + weight.data[1][weight.index[1]]
                    }, "POST", true, "保存中...").then(res => {
                        $.ajax("weighingScale/select/user", {
                            sn: sn
                        }, "GET", true, "更新用户信息中...").then(res_ => {
                            wx.setStorageSync("userInfo", res_.result);
                            wx.showToast({
                                icon: "none",
                                title: res.message
                            })
                            app.globalData.ppScale.activeProtocol.dataSyncUserInfo({
                                userID: res_.result.id,
                                userName: res_.result.realname,
                                memberID: "",
                                age: this.getAge(res_.result.birthday), // 
                                gender: res_.result.sex, // 
                                height: res_.result.height, //
                                isAthleteMode: 0,
                                currentWeight: res_.result.weight, // 
                                deviceHeaderIndex: 0,
                                targetWeight: "",
                                idealWeight: "",
                                recentData: [],
                            }, (res) => {
                                if(res == 0) {
                                    this.triggerEvent('deviceEvent', {
                                        status: true
                                    });
                                } else {
                                    console.log("dataSyncUserInfo", res)
                                    wx.showToast({
                                        title: "用户信息下发失败，请重试。",
                                        icon: "none"
                                    })
                                }
                            })
                        })
                    })
                }
            } else {
                wx.showToast({
                    title: "设备连接失败，请重试。",
                    icon: "none"
                })
            }
        },

        // 根据生日获取年龄
        getAge(birthDateString) {
            const birthDate = new Date(birthDateString);
            const today = new Date();
            
            let age = today.getFullYear() - birthDate.getFullYear();
            const monthDiff = today.getMonth() - birthDate.getMonth();
            const dayDiff = today.getDate() - birthDate.getDate();
            
            // 如果当前月份小于出生月份，或者同月但当前日期小于出生日期，年龄需要减 1
            if (monthDiff < 0 || (monthDiff === 0 && dayDiff < 0)) {
                age--;
            }
        
            return age;
        },
    }
});