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<template>
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<div style="position: relative;">
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<div
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v-if="type === '2'"
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class="verify-img-out"
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:style="{height: (parseInt(setSize.imgHeight) + vSpace) + 'px'}"
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>
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<div
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class="verify-img-panel"
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:style="{width: setSize.imgWidth,
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height: setSize.imgHeight,}"
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>
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<img :src="backImgBase?('data:image/png;base64,'+backImgBase):defaultImg" alt="" style="width:100%;height:100%;display:block">
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<div v-show="showRefresh" class="verify-refresh" @click="refresh"><i class="iconfont icon-refresh" />
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</div>
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<transition name="tips">
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<span v-if="tipWords" class="verify-tips" :class="passFlag ?'suc-bg':'err-bg'">{{ tipWords }}</span>
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</transition>
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</div>
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</div>
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<!-- 公共部分 -->
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<div
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class="verify-bar-area"
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:style="{width: setSize.imgWidth,
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height: barSize.height,
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'line-height':barSize.height}"
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>
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<span class="verify-msg" v-text="text" />
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<div
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class="verify-left-bar"
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:style="{width: (leftBarWidth!==undefined)?leftBarWidth: barSize.height, height: barSize.height, 'border-color': leftBarBorderColor, transaction: transitionWidth}"
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>
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<span class="verify-msg" v-text="finishText" />
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<div
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class="verify-move-block"
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:style="{width: barSize.height, height: barSize.height, 'background-color': moveBlockBackgroundColor, left: moveBlockLeft, transition: transitionLeft}"
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@touchstart="start"
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@mousedown="start"
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>
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<i
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:class="['verify-icon iconfont', iconClass]"
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:style="{color: iconColor}"
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/>
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<div
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v-if="type === '2'"
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class="verify-sub-block"
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:style="{'width':Math.floor(parseInt(setSize.imgWidth)*47/310)+ 'px',
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'height': setSize.imgHeight,
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'top':'-' + (parseInt(setSize.imgHeight) + vSpace) + 'px',
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'background-size': setSize.imgWidth + ' ' + setSize.imgHeight,
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}"
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>
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<img :src="'data:image/png;base64,'+blockBackImgBase" alt="" style="width:100%;height:100%;display:block">
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</div>
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</div>
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</div>
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</div>
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</div>
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</template>
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<script type="text/babel">
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/**
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* VerifySlide
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* @description 滑块
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* */
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import { aesEncrypt } from '@/utils/ase'
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import { resetSize } from './../utils/util'
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import { reqGet, reqCheck } from './../api/index'
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// "captchaType":"blockPuzzle",
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export default {
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name: 'VerifySlide',
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props: {
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captchaType: {
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type: String,
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},
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type: {
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type: String,
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default: '1'
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},
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// 弹出式pop，固定fixed
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mode: {
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type: String,
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default: 'fixed'
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},
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vSpace: {
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type: Number,
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default: 5
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},
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explain: {
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type: String,
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default: '向右滑动完成验证'
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},
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imgSize: {
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type: Object,
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default() {
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return {
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width: '310px',
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height: '155px'
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}
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}
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},
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blockSize: {
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type: Object,
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default() {
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return {
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width: '50px',
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height: '50px'
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}
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}
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},
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barSize: {
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type: Object,
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default() {
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return {
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width: '310px',
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height: '40px'
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}
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}
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},
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defaultImg: {
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type: String,
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default: ''
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}
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},
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data() {
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return {
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secretKey: '', // 后端返回的加密秘钥 字段
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passFlag: '', // 是否通过的标识
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backImgBase: '', // 验证码背景图片
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blockBackImgBase: '', // 验证滑块的背景图片
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backToken: '', // 后端返回的唯一token值
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startMoveTime: '', // 移动开始的时间
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endMovetime: '', // 移动结束的时间
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tipsBackColor: '', // 提示词的背景颜色
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tipWords: '',
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text: '',
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finishText: '',
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setSize: {
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imgHeight: 0,
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imgWidth: 0,
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barHeight: 0,
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barWidth: 0
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},
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top: 0,
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left: 0,
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moveBlockLeft: undefined,
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leftBarWidth: undefined,
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// 移动中样式
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moveBlockBackgroundColor: undefined,
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leftBarBorderColor: '#ddd',
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iconColor: undefined,
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iconClass: 'icon-right',
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status: false, // 鼠标状态
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isEnd: false, // 是够验证完成
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showRefresh: true,
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transitionLeft: '',
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transitionWidth: ''
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}
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},
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computed: {
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barArea() {
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return this.$el.querySelector('.verify-bar-area')
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},
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resetSize() {
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return resetSize
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}
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},
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watch: {
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// type变化则全面刷新
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type: {
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immediate: true,
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handler() {
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this.init()
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}
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}
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},
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mounted() {
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// 禁止拖拽
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this.$el.onselectstart = function() {
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return false
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}
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console.log(this.defaultImg)
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},
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methods: {
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init() {
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this.text = this.explain
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this.getPictrue()
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this.$nextTick(() => {
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const setSize = this.resetSize(this) // 重新设置宽度高度
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for (const key in setSize) {
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this.$set(this.setSize, key, setSize[key])
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}
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this.$parent.$emit('ready', this)
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})
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var _this = this
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window.removeEventListener('touchmove', function(e) {
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_this.move(e)
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})
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window.removeEventListener('mousemove', function(e) {
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_this.move(e)
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})
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// 鼠标松开
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window.removeEventListener('touchend', function() {
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_this.end()
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})
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window.removeEventListener('mouseup', function() {
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_this.end()
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})
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window.addEventListener('touchmove', function(e) {
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_this.move(e)
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})
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window.addEventListener('mousemove', function(e) {
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_this.move(e)
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})
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// 鼠标松开
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window.addEventListener('touchend', function() {
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_this.end()
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})
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window.addEventListener('mouseup', function() {
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_this.end()
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})
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},
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// 鼠标按下
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start: function(e) {
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e = e || window.event
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if (!e.touches) { // 兼容PC端
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var x = e.clientX
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} else { // 兼容移动端
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var x = e.touches[0].pageX
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}
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this.startLeft = Math.floor(x - this.barArea.getBoundingClientRect().left)
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this.startMoveTime = +new Date() // 开始滑动的时间
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if (this.isEnd === false) {
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this.text = ''
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this.moveBlockBackgroundColor = '#337ab7'
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this.leftBarBorderColor = '#337AB7'
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this.iconColor = '#fff'
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e.stopPropagation()
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this.status = true
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}
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},
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// 鼠标移动
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move: function(e) {
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e = e || window.event
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if (this.status && this.isEnd === false) {
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if (!e.touches) { // 兼容PC端
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var x = e.clientX
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} else { // 兼容移动端
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var x = e.touches[0].pageX
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}
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var bar_area_left = this.barArea.getBoundingClientRect().left
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var move_block_left = x - bar_area_left // 小方块相对于父元素的left值
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if (move_block_left >= this.barArea.offsetWidth - parseInt(parseInt(this.blockSize.width) / 2) - 2) {
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move_block_left = this.barArea.offsetWidth - parseInt(parseInt(this.blockSize.width) / 2) - 2
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}
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if (move_block_left <= 0) {
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move_block_left = parseInt(parseInt(this.blockSize.width) / 2)
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}
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// 拖动后小方块的left值
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this.moveBlockLeft = (move_block_left - this.startLeft) + 'px'
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this.leftBarWidth = (move_block_left - this.startLeft) + 'px'
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}
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},
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// 鼠标松开
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end: function() {
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this.endMovetime = +new Date()
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var _this = this
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// 判断是否重合
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if (this.status && this.isEnd === false) {
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var moveLeftDistance = parseInt((this.moveBlockLeft || '').replace('px', ''))
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moveLeftDistance = moveLeftDistance * 310 / parseInt(this.setSize.imgWidth)
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const data = {
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captchaType: this.captchaType,
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'pointJson': this.secretKey ? aesEncrypt(JSON.stringify({ x: moveLeftDistance, y: 5.0 }), this.secretKey) : JSON.stringify({ x: moveLeftDistance, y: 5.0 }),
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'token': this.backToken
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}
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reqCheck(data).then(res => {
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if (res.repCode === '0000') {
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this.moveBlockBackgroundColor = '#5cb85c'
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this.leftBarBorderColor = '#5cb85c'
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this.iconColor = '#fff'
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this.iconClass = 'icon-check'
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this.showRefresh = false
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this.isEnd = true
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if (this.mode === 'pop') {
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setTimeout(() => {
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this.$parent.clickShow = false
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this.refresh()
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}, 1500)
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}
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this.passFlag = true
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this.tipWords = `${((this.endMovetime - this.startMoveTime) / 1000).toFixed(2)}s验证成功`
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var captchaVerification = this.secretKey ? aesEncrypt(this.backToken + '---' + JSON.stringify({ x: moveLeftDistance, y: 5.0 }), this.secretKey) : this.backToken + '---' + JSON.stringify({ x: moveLeftDistance, y: 5.0 })
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setTimeout(() => {
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this.tipWords = ''
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this.$parent.closeBox()
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this.$parent.$emit('success', { captchaVerification })
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}, 1000)
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} else {
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this.moveBlockBackgroundColor = '#d9534f'
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this.leftBarBorderColor = '#d9534f'
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this.iconColor = '#fff'
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this.iconClass = 'icon-close'
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this.passFlag = false
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setTimeout(function() {
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_this.refresh()
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}, 1000)
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this.$parent.$emit('error', this)
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this.tipWords = '验证失败'
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setTimeout(() => {
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this.tipWords = ''
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}, 1000)
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}
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})
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this.status = false
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}
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},
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refresh: function() {
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this.showRefresh = true
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this.finishText = ''
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this.transitionLeft = 'left .3s'
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this.moveBlockLeft = 0
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this.leftBarWidth = undefined
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this.transitionWidth = 'width .3s'
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this.leftBarBorderColor = '#ddd'
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this.moveBlockBackgroundColor = '#fff'
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this.iconColor = '#000'
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this.iconClass = 'icon-right'
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this.isEnd = false
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this.getPictrue()
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setTimeout(() => {
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this.transitionWidth = ''
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this.transitionLeft = ''
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this.text = this.explain
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}, 300)
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},
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// 请求背景图片和验证图片
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getPictrue() {
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const data = {
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captchaType: this.captchaType,
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clientUid: localStorage.getItem('slider'),
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ts: Date.now(), // 现在的时间戳
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}
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reqGet(data).then(res => {
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if (res.repCode === '0000') {
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this.backImgBase = res.repData.originalImageBase64
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this.blockBackImgBase = res.repData.jigsawImageBase64
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this.backToken = res.repData.token
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this.secretKey = res.repData.secretKey
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} else {
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this.tipWords = res.repMsg
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}
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// 判断接口请求次数是否失效
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if (res.repCode === '6201') {
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this.backImgBase = null
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this.blockBackImgBase = null
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}
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})
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},
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},
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}
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</script>
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