h5-colexiu/src/components/col-img-code/index.tsx

import { defineComponent } from 'vue'
import { Col, Popup, Row, Image as VanImage, Loading, Field, Toast } from 'vant'
import styles from './index.module.less'
import request from '@/helpers/request'
import { state } from '@/state'

export default defineComponent({
  name: 'imgCode',
  props: {
    value: Boolean,
    phone: [String, Number],
    onClose: {
      type: Function,
      // (...args: any[]) => any) | undefined
      default: () => {}
    },
    onSendCode: {
      type: Function,
      default: () => {}
    }
  },
  data() {
    let origin = window.location.origin
    let suffix =
      state.platformType === 'STUDENT' ? '/api-student' : '/api-teacher'
    return {
      isSuffix: suffix,
      showStatus: false,
      identifyingCode:
        origin + suffix + '/code/getImageCode?phone=' + this.phone,
      code: null
    }
  },
  mounted() {
    this.showStatus = this.value
  },
  watch: {
    value(val: any) {
      this.showStatus = val
    },
    code(val: any) {
      if (val.length >= 4) {
        this.checkVerifyLoginImage()
      }
    }
  },
  methods: {
    async updateIdentifyingCode() {
      // 刷新token
      let origin = window.location.origin
      this.identifyingCode = `${origin}${
        this.isSuffix
      }/code/getImageCode?phone=${this.phone}&token=${Math.random()}`
    },
    async checkVerifyLoginImage() {
      try {
        if ((this as any).code.length < 4) {
          return
        }
        await request.post(`${this.isSuffix}/code/verifyImageCode`, {
          requestType: 'form',
          data: {
            phone: this.phone,
            code: this.code
          }
        })
        await request.post(`${this.isSuffix}/code/sendSmsCode`, {
          requestType: 'form',
          data: {
            mobile: this.phone,
            type: 'LOGIN'
          }
        })
        Toast('验证码已发送')
        this.onClose()
        this.onSendCode()
      } catch {
        this.updateIdentifyingCode()
      }
    }
  },
  render() {
    return (
      // @ts-ignore
      <Popup
        show={this.showStatus}
        class={styles.imgCodePopup}
        closeOnClickOverlay={false}
        onClose={() => {
          this.onClose()
        }}
        closeable
        closeIcon="close"
      >
        <div class={styles.imgCode}>
          <p class={styles.codeTitle}>输入图形验证码</p>
          <Row>
            <Col span="14">
              <Field
                placeholder="请输入验证码"
                v-model={this.code}
                class={styles.field}
                maxlength="4"
              />
            </Col>
            <Col span="10" class={styles.img}>
              <VanImage
                src={this.identifyingCode}
                onClick={() => this.updateIdentifyingCode()}
                // @ts-ignore
                vSlots={{
                  loading: () => <Loading type="spinner" size="20" />
                }}
              />
            </Col>
          </Row>
          <Row style={{ display: 'flex', justifyContent: 'end' }}>
            <Col span="10">
              <span
                class={styles.imgChange}
                onClick={() => this.updateIdentifyingCode()}
              >
                看不清？换一换
              </span>
            </Col>
          </Row>
        </div>
      </Popup>
    )
  }
})