import { getUserInfoByIdCard, updateUser, type UserInfo } from '../../api/index'
import { parseIdCard } from '../../utils/common'

Page({
    data: {
        name: '',
        idCard: '',
        gender: '',
        age: '',
        height: '',
        weight: '',
        serverResult: null as UserInfo | null,
    },

    onNameInput(e: WechatMiniprogram.Input) {
        this.setData({ name: e.detail.value.trim() })
    },

    /* 失焦时：清空查询结果 → 重新校验身份证，变更即失效 */
    onNameBlur() {
        if (!this.data.name) return
        this.setData({ serverResult: null })
        this.validateIdCard()
    },

    onIdCardInput(e: WechatMiniprogram.Input) {
        const idCard = (e.detail.value || '').trim().toUpperCase()
        this.setData({ idCard, serverResult: null })
        if (idCard.length === 18) this.validateIdCard()
    },

    /* 独立的身份证合法性校验，合法且姓名已填则请求接口 */
    validateIdCard() {
        const { idCard, name } = this.data
        const { gender, age } = parseIdCard(idCard)
        this.setData({ gender, age })
        if (gender && name) this.fetchUser()
    },

    fetchUser() {
        getUserInfoByIdCard({
            idCard: this.data.idCard,
            realname: this.data.name,
        }).then((res) => {
            if (res.result) {
                const { gender, age } = parseIdCard(res.result.idCard)
                this.setData({ serverResult: res.result, gender, age })
            }
        }).catch(() => {})
    },

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

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

    onSubmit() {
        const { name, idCard, gender, height, weight, serverResult } = this.data
        const heightNum = parseFloat(height)
        const weightNum = parseFloat(weight)

        if (!name) {
            wx.showToast({ title: '请填写姓名', icon: 'none' })
            return
        }
        if (!gender) {
            wx.showToast({ title: '请填写正确的身份证号', icon: 'none' })
            return
        }
        if (!height || isNaN(heightNum) || heightNum <= 0) {
            wx.showToast({ title: '请填写身高', icon: 'none' })
            return
        }
        if (!serverResult) {
            wx.showToast({ title: '请先验证姓名与身份证号', icon: 'none' })
            return
        }

        const parsed = parseIdCard(idCard)

        updateUser({
            ...serverResult,
            idCard,
            realname: name,
            height: heightNum,
            weight: weightNum || 0,
            sex: parsed.sex,
            birthday: parsed.birthday,
        }).then((res) => {
            wx.setStorageSync('userInfo', res.result)
            wx.switchTab({ url: '/pages/home/home' })
        }).catch(() => {
            wx.showToast({ title: '保存失败，请重试', icon: 'none' })
        })
    },
})