<template>
  <div v-if="visible" class="global-loading">
    <div class="loading-mask">
      <div class="loading-content">
        <div class="loading-spinner"></div>
        <p class="loading-text">{{ text }}</p>
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: 'GlobalLoading',
  data() {
    return {
      visible: false,
      text: '加载中...'
    }
  },
  methods: {
    show(text = '加载中...') {
      this.text = text
      this.visible = true
    },
    hide() {
      this.visible = false
    }
  }
}
</script>

<style scoped>
.global-loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
}

.loading-mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
}

.loading-content {
  background: white;
  padding: 20px 30px;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  margin: 0 auto 10px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #0f73ee;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loading-text {
  margin: 0;
  font-size: 14px;
  color: #666;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
</style>
