import { get, put } from '../../utils/request/index'
import { getUserInfoByIdCard, type UserInfo } from '../../api/index'
import { parseIdCard, isIdCardValid, calcAge } from '../../utils/idCard/index'

/** 表单数据模型 */
interface MemberForm {
    workNo: string
    name: string
    idCard: string
    gender: string
    age: string
    height: string
    weight: string
    sex: number
}

/** 员工编号查询接口（页面私有） */
const getEmployeeByWorkNo = (sn: string, workNo: string) =>
    get<any>('weighingScale/v6/getUserInfoByWkno', { sn, workNo })

/** 添加/编辑用户接口（页面私有） */
const addUser = (data: Record<string, any>) =>
    put('weighingScale/v6/edit/user', data)

/** 用户详情接口（编辑模式回填） */
const getUserInfoById = (id: string) =>
    get<Record<string, any>>('weighingScale/v3/select/userinfo/byId', { id })

/** 目标设备 SN（由 userManagement 跳转传入） */
let targetSn = ''
/** 编辑的用户 id（空表示新增） */
let editId = ''

Page({
    data: {
        userType: 'employee' as 'employee' | 'family',
        form: {
            workNo: '',
            name: '',
            idCard: '',
            gender: '',
            age: '',
            height: '',
            weight: '',
            sex: 0,
        } as MemberForm,
        birthday: '',
        readonly: false,
        showConfirmModal: false,
        serverResult: null as UserInfo | null,
        employeeQueried: false,
        employeeNotFound: false,
        unitDisplay: '',
        employeeQueryResult: null as Record<string, any> | null,
        rawUser: null as Record<string, any> | null,
        isEdit: false,
    },

    onLoad(options: Record<string, string>) {
        targetSn = decodeURIComponent(options.sn || '')
        console.log(targetSn);
        editId = decodeURIComponent(options.id || '')
        this.setData({ isEdit: !!editId })
        if (editId) {
            this._loadEditUser(editId)
        }
    },

    /** 编辑模式：加载用户详情回填表单 */
    _loadEditUser(userId: string) {
        getUserInfoById(userId)
            .then((res) => {
                const u = res.result
                if (!u) {
                    wx.showToast({ title: '加载用户信息失败', icon: 'none' })
                    return
                }
                const isFamily = u.dataType === 1
                const sex = u.sex ?? 0
                const gender = sex === 1 ? '男' : sex === 2 ? '女' : ''
                const age = calcAge(u.birthday ?? '')

                this.setData({
                    rawUser: u,
                    userType: isFamily ? 'family' : 'employee',
                    birthday: u.birthday ?? '',
                    'form.workNo': u.workNo ?? '',
                    'form.name': u.realname ?? '',
                    'form.idCard': u.idCard ?? '',
                    'form.gender': gender,
                    'form.age': String(age),
                    'form.sex': sex,
                    'form.height': u.height ? String(u.height) : '',
                    'form.weight': u.weight ? String(u.weight) : '',
                })
                if (!isFamily) {
                    this.setData({
                        employeeQueried: true,
                        employeeQueryResult: u,
                        unitDisplay: [u.secondDepart, u.thirdDepart].filter(Boolean).join(' / '),
                    })
                }
            })
            .catch(() => {
                wx.showToast({ title: '加载用户信息失败', icon: 'none' })
            })
    },

    /** tabs 切换：清空查询结果、重置表单 */
    onTabTap(e: WechatMiniprogram.TouchEvent) {
        if (this.data.isEdit) return
        const tab = e.currentTarget.dataset.value as string
        this.setData({
            userType: tab as 'employee' | 'family',
            employeeQueried: false,
            employeeNotFound: false,
            unitDisplay: '',
            employeeQueryResult: null,
            readonly: false,
            serverResult: null,
            form: { workNo: '', name: '', idCard: '', gender: '', age: '', height: '', weight: '', sex: 0 },
            birthday: '',
        })
    },

    /** 员工编号变更：清空查询状态与表单 */
    onWorkNoInput(e: WechatMiniprogram.Input) {
        this.setData({
            'form.workNo': e.detail.value,
            employeeQueried: false,
            employeeNotFound: false,
            unitDisplay: '',
            employeeQueryResult: null,
            'form.name': '',
            'form.gender': '',
            'form.age': '',
            'form.height': '',
            'form.weight': '',
        })
    },

    /** 员工编号查询 */
    onQueryEmployee() {
        const workNo = this.data.form.workNo.trim()
        if (!workNo) {
            wx.showToast({ title: '请填写员工编号', icon: 'none' })
            return
        }
        this.setData({ employeeQueried: false, employeeNotFound: false })
        getEmployeeByWorkNo(targetSn, workNo)
            .then((res) => {
                const result = res.result
                if (!result) {
                    this.setData({
                        employeeQueried: true,
                        employeeNotFound: true,
                        unitDisplay: '',
                        employeeQueryResult: null,
                        'form.name': '',
                        'form.gender': '',
                        'form.age': '',
                        'form.height': '',
                        'form.weight': '',
                    })
                    return
                }
                const idCard = result.idCard || ''
                const parsed = parseIdCard(idCard)
                const sex = result.sex || parsed.sex
                this.setData({
                    employeeQueried: true,
                    employeeNotFound: false,
                    employeeQueryResult: result,
                    unitDisplay: [result.secondDepart, result.thirdDepart].filter(Boolean).join(' / '),
                    'form.name': result.realname || '',
                    'form.idCard': idCard,
                    'form.gender': sex === 1 ? '男' : (sex === 2 ? '女' : parsed.gender),
                    'form.age': parsed.age,
                    'form.sex': sex,
                    'form.height': result.height ? String(result.height) : '',
                    'form.weight': result.weight ? String(result.weight) : '',
                    birthday: result.birthday || '',
                })
            })
            .catch(() => {
                this.setData({ employeeQueried: true, employeeNotFound: true, unitDisplay: '', employeeQueryResult: null })
            })
    },

    /** 家庭用户：姓名变更清空查询结果 */
    onNameInput(e: WechatMiniprogram.Input) {
        this.setData({
            'form.name': e.detail.value.trim(),
            serverResult: null,
            'form.gender': '',
            'form.age': '',
            'form.sex': 0,
            'form.height': '',
            'form.weight': '',
            birthday: '',
            readonly: false,
        })
    },

    /** 失焦重新校验 */
    onNameBlur() {
        if (!this.data.form.name) return
        this.validateIdCard()
    },

    /** 家庭用户：身份证变更清空查询结果 */
    onIdCardInput(e: WechatMiniprogram.Input) {
        const idCard = (e.detail.value || '').trim().toUpperCase()
        this.setData({
            'form.idCard': idCard,
            serverResult: null,
            'form.gender': '',
            'form.age': '',
            'form.sex': 0,
            'form.height': '',
            'form.weight': '',
            birthday: '',
            readonly: false,
        })
        if (idCard.length === 18) this.validateIdCard()
    },

    /** 身份证合法且姓名已填则查询 */
    validateIdCard() {
        const { idCard, name } = this.data.form
        if (isIdCardValid(idCard) && name) this.fetchUser()
    },

    /** 查询身份证对应的用户信息，101 复用 */
    fetchUser() {
        getUserInfoByIdCard({
            sn: targetSn,
            idCard: this.data.form.idCard,
            realname: this.data.form.name,
        }).then((res) => {
            const serverResult = res.result
            const { gender, age, sex, birthday } = parseIdCard(serverResult?.idCard || this.data.form.idCard)
            this.setData({ 'form.gender': gender, 'form.age': age, 'form.sex': sex, birthday })
            if (!serverResult) {
                wx.showToast({ title: res.msg || '未查询到用户信息', icon: 'none' })
                return
            }
            if (serverResult.flag === 101) {
                this.setData({
                    serverResult,
                    'form.name': serverResult.realname ?? '',
                    'form.idCard': serverResult.idCard ?? '',
                    'form.height': serverResult.height ? String(serverResult.height) : '',
                    'form.weight': serverResult.weight ? String(serverResult.weight) : '',
                    readonly: true,
                    showConfirmModal: true,
                })
                return
            }
            if (serverResult.flag === null) {
                this.setData({
                    serverResult,
                    'form.height': serverResult.height ? String(serverResult.height) : '',
                    'form.weight': serverResult.weight ? String(serverResult.weight) : '',
                })
                return
            }
        }).catch(() => {})
    },

    /** 家庭用户：性别切换 */
    onGenderTap(e: WechatMiniprogram.TouchEvent) {
        const value = e.currentTarget.dataset.value as string
        this.setData({ 'form.gender': value, 'form.sex': value === '男' ? 1 : 2 })
    },

    /** 出生年月变更 */
    onBirthdayChange(e: WechatMiniprogram.PickerChange) {
        this.setData({ birthday: e.detail.value as string })
    },

    onHeightInput(e: WechatMiniprogram.Input) {
        this.setData({ 'form.height': e.detail.value })
    },

    onWeightInput(e: WechatMiniprogram.Input) {
        this.setData({ 'form.weight': e.detail.value })
    },

    /** 复用已有信息：关弹框直接提交 */
    onConfirmModalConfirm() {
        this.setData({ showConfirmModal: false })
        this.onSubmit()
    },

    /** 不复用：清空整个表单 */
    onConfirmModalCancel() {
        this.setData({
            showConfirmModal: false,
            readonly: false,
            serverResult: null,
            form: { workNo: '', name: '', idCard: '', gender: '', age: '', height: '', weight: '', sex: 0 },
            birthday: '',
        })
    },

    onCancel() {
        wx.navigateBack()
    },

    /** 提交用户 */
    onSubmit() {
        const { name, idCard, gender, height, weight, sex } = this.data.form
        const { userType } = this.data
        const heightNum = parseFloat(height)
        const weightNum = parseFloat(weight)

        if (userType === 'employee') {
            if (!this.data.employeeQueried || this.data.employeeNotFound) {
                wx.showToast({ title: '请先查询员工信息', icon: 'none' })
                return
            }
            if (!height || isNaN(heightNum) || heightNum <= 0) {
                wx.showToast({ title: '请填写身高', icon: 'none' })
                return
            }
        } else {
            if (!name.trim()) {
                wx.showToast({ title: '请填写昵称', icon: 'none' })
                return
            }
            if (!gender) {
                wx.showToast({ title: '请选择性别', icon: 'none' })
                return
            }
            if (!this.data.birthday.trim()) {
                wx.showToast({ title: '请填写出生年月', icon: 'none' })
                return
            }
            if (!height || isNaN(heightNum) || heightNum <= 0) {
                wx.showToast({ title: '请填写身高', icon: 'none' })
                return
            }
        }

        const userInfo = wx.getStorageSync('userInfo') as Record<string, any> | null
        // 编辑：以详情接口返回为 base；新增：员工用查询结果、家庭用身份证查询结果
        const baseSpread = editId
            ? (this.data.rawUser ?? {})
            : (userType === 'employee'
                ? (this.data.employeeQueryResult ?? {})
                : (this.data.serverResult ?? {}))

        const payload: Record<string, any> = {
            ...baseSpread,
            dataType: userType === 'family' ? 1 : 0,
            parentUserId: userInfo?.userId ?? '',
            sn: targetSn,
            scaleDeviceId: targetSn,
            realname: name.trim(),
            idCard: idCard || null,
            sex,
            birthday: this.data.birthday,
            height: heightNum,
            weight: isNaN(weightNum) ? 0 : weightNum,
            mode: getApp<IAppOption>().globalData.operationsEngineer ? 'ops' : 'normal',
        }
        if (editId) {
            payload.id = editId
        }

        addUser(payload)
            .then(() => {
                wx.showToast({ title: editId ? '保存成功' : '添加成功', icon: 'success' })
                // 调用上一个页面（userManagement）刷新成员列表
                const pages = getCurrentPages()
                const prevPage = pages[pages.length - 2] as any
                prevPage?._loadMembers?.()
                setTimeout(() => wx.navigateBack(), 1500)
            })
            .catch(() => {
                wx.showToast({ title: '添加失败，请重试', icon: 'none' })
            })
    },
})