InnoResCompMS/src/page/edu-industry/components/ChartContainer.vue

<template>
  <div class="chart-container" :class="{ 'chart-container--loading': loading }">
    <div class="chart-header" v-if="title || $slots.header">
      <div class="chart-title" v-if="title">
        <h4>{{ title }}</h4>
        <p v-if="subtitle">{{ subtitle }}</p>
      </div>
      <div class="chart-actions" v-if="$slots.header">
        <slot name="header"></slot>
      </div>
    </div>

    <div class="chart-content" :style="{ height: height }">
      <div v-if="loading" class="chart-loading">
        <el-icon class="loading-icon">
          <Loading />
        </el-icon>
        <p>数据加载中...</p>
      </div>

      <div v-else-if="!hasData" class="chart-placeholder">
        <el-icon class="placeholder-icon">
          <component :is="placeholderIcon" />
        </el-icon>
        <p>{{ placeholderText }}</p>
      </div>

      <div v-else class="chart-wrapper">
        <slot></slot>
      </div>
    </div>

    <div class="chart-footer" v-if="$slots.footer">
      <slot name="footer"></slot>
    </div>
  </div>
</template>

<script setup lang="ts">
import { computed } from 'vue'
import { Loading, TrendCharts } from '@element-plus/icons-vue'

const props = defineProps<{
  title?: string
  subtitle?: string
  height?: string
  loading?: boolean
  hasData?: boolean
  placeholderText?: string
  placeholderIcon?: any
}>()

const placeholderIcon = computed(() => props.placeholderIcon || TrendCharts)
const placeholderText = computed(() => props.placeholderText || '暂无数据')
</script>

<style scoped>
.chart-container {
  background: white;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  border: 1px solid #e4e7ed;
  transition: all 0.3s ease;
}

.chart-container:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f2f5;
}

.chart-title h4 {
  margin: 0 0 4px 0;
  color: #2c3e50;
  font-size: 18px;
  font-weight: 600;
}

.chart-title p {
  margin: 0;
  color: #7f8c8d;
  font-size: 14px;
}

.chart-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chart-content {
  position: relative;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chart-wrapper {
  width: 100%;
  height: 100%;
}

.chart-loading,
.chart-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: #7f8c8d;
}

.loading-icon,
.placeholder-icon {
  font-size: 48px;
  margin-bottom: 12px;
  color: #4facfe;
}

.loading-icon {
  animation: rotate 2s linear infinite;
}

.chart-loading p,
.chart-placeholder p {
  margin: 0;
  font-size: 16px;
}

.chart-footer {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid #f0f2f5;
}

.chart-container--loading {
  pointer-events: none;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
</style>