<template>
  <div class="config-section mt60">
    <h3 class="config-section-title">
      <label>登录二维码 </label>
      <span class="btn-qr-code" v-if="!isPlatformLoggedIn" @click="handleGetQrCode"> 获取二维码 </span>
    </h3>
    <div class="qr-code-display">
      <div v-if="!qrCodeUrl" class="qr-code-placeholder">
        <p>点击下方"获取二维码"按钮获取二维码</p>
      </div>
      <div v-else style="text-align: center;">
        <img :src="qrCodeUrl" alt="登录二维码"
          style="max-width: 100%; max-height: 200px; border-radius: 5px; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);">
        <div class="qr-code-info" style="margin-top: 10px; font-size: 11px; color: #666;">
          <p>请使用微信扫描二维码登录</p>
          <p v-if="qrCodeCountdownActive && qrCodeCountdown > 0"
            style="margin-top: 8px; font-size: 12px; color: #667eea; font-weight: bold;">
            {{ qrCodeCountdown }}秒后自动刷新
          </p>
          <p v-if="qrCodeExpired"
            style="margin-top: 8px; font-size: 12px; color: #ff4757; font-weight: bold;">
            请重新刷新二维码，这个二维码就不能用了
          </p>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import qrCodeMixin from '../mixins/qrCodeMixin';
import { mapState } from 'vuex';
import platformMixin from '../mixins/platformMixin';
import logMixin from '../mixins/logMixin.js';

export default {
  name: 'QrCodeSection',
  mixins: [qrCodeMixin, platformMixin, logMixin],
  computed: {
    ...mapState('qrCode', ['qrCodeUrl', 'qrCodeCountdownActive', 'qrCodeCountdown', 'qrCodeExpired'])
  },
  methods: {
    async handleGetQrCode() {
      const success = await this.getQrCode();
      if (success) {
        // 获取成功后启动自动刷新
        this.startQrCodeAutoRefresh();
      }
    }
  },
  mounted() {
    // 如果已有二维码，启动自动刷新
    if (this.qrCodeUrl && !this.isPlatformLoggedIn) {
      this.startQrCodeAutoRefresh();
    }
  },
  beforeUnmount() {
    // 组件销毁时清理
    this.stopQrCodeAutoRefresh();
  }
};
</script>

<style lang="less" scoped>
// 样式已经在全局 CSS 中定义
</style>

