<template>
	<view class="forget-wrap">
		<form class="login-form" @submit="formSubmit">
			<view v-show="state == 0">
				<view class="form-item">
					<input v-model="form.phone" class="item-inp" name="phone" type="number" maxlength="11" placeholder="请输入登录手机号" />
				</view>
				<view class="form-item">
					<input v-model="form.verifyCode" class="item-inp" name="verifyCode" type="number" maxlength="6" placeholder="请输入短信验证码" />
					<button class="getcode-btn" :disabled="isDisable" @click="getCodeValidate">{{nowVal}}</button>
				</view>
				<view class="form-btn-con">
					<button class="form-btn" @click="goStep">下一步</button>
				</view>
			</view>
			<view v-show="state == 1">
				<view class="form-item">
					<input v-model="form.password" class="item-inp" name="password" password type="text" maxlength="12" placeholder="请输入新密码" />
				</view>
				<view class="form-item">
					<input v-model="form.passwords" class="item-inp" name="passwords" password type="text" maxlength="12" placeholder="请再次输入新密码" />
				</view>
				<view class="form-btn-con">
					<button class="form-btn" form-type="submit">提交</button>
				</view>
			</view>
		</form>
		<!-- 图文验证码 -->
		<uni-popup ref="imageTxtPopup" type="center">
			<popup-con type="forgetImageTxt" title="图文验证码" :popBtn="popBtn" :changeImg="changeImg" @captchaImg="captchaImg"></popup-con>
		</uni-popup>
	</view>
</template>

<script>
	import { isvalidPhone } from '@/libs/tools.js'
	import uniPopup from '@/components/uni-popup/uni-popup.vue'
	import popupCon from '@/components/uni-popup/popup-con.vue'
	import { memberVerifyCode, memberChangePwd, memberValidateVerifyCode, memberGetByMobile } from '@/api/user.js'
	import { clzConfirm } from '@/libs/tools.js'
	export default{
		components: {
			uniPopup,
			popupCon
		},
		data(){
			return{
				state: 0,  //  忘记密码当前状态
				form: {
					phone: '',
					verifyCode: '',
					password: '',
					passwords: ''
				},
				nowVal: '获取验证码',  //  按钮显示内容
				count: '',  //  当前秒数
				timer: null,  //  倒计时
				isDisable: false,  //  是否禁止获取验证码
				popBtn: [],  //  name为操作按钮名称，color为操作按钮颜色值
				changeImg: false,  //  是否重新更换图形验证码
				randomCode: '',  //  图片验证码随机码
			}
		},
		onLoad(opts) {
			if(opts.username){
				//  Number判断其是否为非数字格式，若有值，则设为字符串格式，避免出现科学及算法数字。若为NaN时，则设为空
				this.form.phone = Number(opts.username) ? String(opts.username) : ''
			}
		},
		methods: {
			//  下一步
			goStep(){
				const _this = this
				//  表单校验
				if(this.form.phone == ''){
					uni.showToast({icon: 'none',title: '请输入登录手机号'})
					return
				}
				if(!isvalidPhone(this.form.phone)){
				  uni.showToast({icon: 'none',title: '请输入正确的手机号码'})
				  return
				}
				if(this.form.verifyCode == ''){
					uni.showToast({icon: 'none',title: '请输入验证码'})
					return
				}
				//  校验短信验证码是否正确
				const obj = {}
				obj.phone = _this.form.phone,
				obj.random = _this.randomCode,  // 当前随机码
				obj.verifyCode = _this.form.verifyCode
				memberValidateVerifyCode(obj).then(res => {
				  if(res.status == 200){
				    _this.state = 1
				  }else{
					  uni.showToast({icon: 'none',title: res.message})
				  }
				})
			},
			//  表单提交
			formSubmit(){
				const _this = this
				if(this.form.password == ''){
					uni.showToast({icon: 'none',title: '请输入新密码'})
					return
				}
				if(this.form.password.length < 6 || this.form.password.length > 12){
					uni.showToast({icon: 'none',title: '请输入6-12位新密码'})
					return
				}
				if(this.form.passwords == ''){
					uni.showToast({icon: 'none',title: '请再次输入新密码'})
					return
				}
				if(this.form.password != this.form.passwords){
					uni.showToast({icon: 'none',title: '两次密码输入不一致'})
					return
				}
				const obj = {}
				obj.phone = _this.form.phone,
				obj.random = _this.randomCode,  // 当前随机码
				obj.verifyCode = _this.form.verifyCode,
				obj.password = _this.form.password
				memberChangePwd(obj).then(res => {
					if(res.status == 200){
						//  将修改后的账号密码  重新存储
						_this.$u.vuex('vuex_user.account', _this.form.phone)
						_this.$u.vuex('vuex_user.password', '')
						clzConfirm({
						    title: '提示',
						    content: '修改成功',
							confirmText: '去登录',
							showCancel: false,
							success: function (ret) {
						        if (ret.confirm||ret.index==0) {
									uni.reLaunch({
										url: '/pages/login/login'
									})
						        }
						    }
						})
					}
				})
			},
			//  获取验证码
			getCodeValidate(){
				if(this.form.phone){
					if(!isvalidPhone(this.form.phone)){
						uni.showToast({icon: 'none',title: '请输入正确的手机号码'})
						return
					}else{
						//  校验手机号是否注册过
						memberGetByMobile({phone: this.form.phone}).then(res => {
							if(res.status == 200){
								//  图文验证码
								this.$refs.imageTxtPopup.open()
							}else{
								uni.showToast({icon: 'none',title: res.message})
							}
						})
					}
				}else{
					uni.showToast({icon: 'none',title: '请先输入手机号'})
				}
			},
			//  开始倒计时
			getCodeFun(){
				const TIME_COUNT = 60
				if (!this.timer) {
				  this.count = TIME_COUNT
				  this.timer = setInterval(() => {
				    if (this.count > 0 && this.count <= TIME_COUNT) {
				      this.count--
				      this.nowVal = this.count + 's'
				      this.isDisable = true
				    } else {
				      this.nowVal = '重新获取验证码'
				      clearInterval(this.timer)
				      this.timer = null
				      this.isDisable = false
				    }
				  }, 1000)
				}
			},
			//  图文验证码
			captchaImg(code, nowRandomCode){
				this.captchaVerify(code, nowRandomCode)
			},
			//  验证图片验证码
			captchaVerify(code, nowRandomCode){
				const _this = this
				let obj = {}
				obj.phone = this.form.phone
				obj.random = nowRandomCode
				obj.captcha = code
				//  短信验证码
				memberVerifyCode(obj).then(res => {
					console.log(JSON.stringify(res))
					if(res.status == 200){  //  验证码输入正确
						_this.randomCode = nowRandomCode  //  图片验证码随机码
						//  关闭   图形验证码 弹框
						_this.$refs.imageTxtPopup.close()
						//  开启倒计时
						this.getCodeFun()
						uni.showToast({icon: 'none',title: '验证码发送成功'})
					}else {  //  验证码输入错误
						_this.randomCode = ''
						//  切换验证码重新校验
						_this.changeImg = false
						_this.$nextTick(function(){
							_this.changeImg = true
						})
						uni.showToast({icon: 'none',title: res.message})
					}
				})
			},
		}
	}
</script>
<style scoped lang="scss">
	@import './login.scss';
	.forget-wrap .login-form{
		padding-top: 300upx;
	}
	.getcode-btn {
		background-color: #298bf2 !important;
		color: #fff !important;
		border: none !important;
	}
</style>