95 lines
3.7 KiB
Vue
95 lines
3.7 KiB
Vue
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<template>
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<div class="batch-demo">
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<div class="header">
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<div class="title">批量处理演示</div>
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<div class="subtitle">模拟分批处理大量数据</div>
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</div>
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<div class="controls">
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<div class="input-group">
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<label>数据总量：</label>
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<input type="number" v-model.number="total" min="1" max="1000" class="num-input" />
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</div>
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<div class="input-group">
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<label>批量大小：</label>
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<input type="number" v-model.number="batchSize" min="1" max="100" class="num-input" />
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</div>
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<button @click="process" class="process-btn">开始处理</button>
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<button @click="reset" class="reset-btn">重置</button>
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</div>
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<div class="progress-bar">
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<div class="progress-fill" :style="{ width: progress + '%' }"></div>
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</div>
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<div class="stats">
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<div class="stat-item">
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<span class="stat-label">已处理</span>
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<span class="stat-value">{{ processed }}/{{ total }}</span>
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</div>
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<div class="stat-item">
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<span class="stat-label">当前批次</span>
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<span class="stat-value">{{ currentBatch }}/{{ totalBatches }}</span>
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</div>
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</div>
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<div class="log-area">
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<div v-for="(log, i) in logs" :key="i" class="log-item">{{ log }}</div>
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</div>
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</div>
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</template>
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<script setup>
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import { ref, computed } from 'vue'
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const total = ref(100)
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const batchSize = ref(20)
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const processed = ref(0)
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const currentBatch = ref(0)
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const logs = ref([])
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const totalBatches = computed(() => Math.ceil(total.value / batchSize.value))
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const progress = computed(() => (processed.value / total.value) * 100)
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function process() {
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logs.value = []
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processed.value = 0
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currentBatch.value = 0
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let remaining = total.value
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let batch = 1
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while (remaining > 0) {
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const toProcess = Math.min(remaining, batchSize.value)
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processed.value += toProcess
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remaining -= toProcess
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currentBatch.value = batch
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logs.value.push(`批次 ${batch}: 处理 ${toProcess} 条数据`)
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batch++
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}
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logs.value.push('处理完成！')
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}
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function reset() {
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processed.value = 0
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currentBatch.value = 0
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logs.value = []
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}
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</script>
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<style scoped>
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.batch-demo { border: 1px solid var(--vp-c-divider); background: var(--vp-c-bg-soft); border-radius: 12px; padding: 1.5rem; margin: 1.5rem 0; }
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.header { margin-bottom: 1rem; }
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.title { font-weight: 700; font-size: 1.1rem; }
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.subtitle { color: var(--vp-c-text-2); font-size: 0.9rem; }
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.controls { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; margin-bottom: 1rem; }
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.input-group { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; }
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.num-input { width: 80px; padding: 0.4rem; border: 1px solid var(--vp-c-divider); border-radius: 6px; background: var(--vp-c-bg); }
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.process-btn, .reset-btn { padding: 0.4rem 0.8rem; border-radius: 6px; border: 1px solid var(--vp-c-divider); background: var(--vp-c-bg); cursor: pointer; font-size: 0.85rem; }
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.process-btn { background: var(--vp-c-brand); color: #fff; border-color: var(--vp-c-brand); }
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.progress-bar { height: 8px; background: var(--vp-c-bg); border-radius: 4px; overflow: hidden; margin-bottom: 1rem; }
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.progress-fill { height: 100%; background: var(--vp-c-brand); transition: width 0.3s; }
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.stats { display: flex; gap: 2rem; margin-bottom: 1rem; }
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.stat-item { display: flex; flex-direction: column; }
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.stat-label { font-size: 0.8rem; color: var(--vp-c-text-2); }
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.stat-value { font-size: 1.1rem; font-weight: 600; }
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.log-area { background: var(--vp-c-bg); border-radius: 8px; padding: 0.75rem; max-height: 150px; overflow-y: auto; }
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.log-item { font-size: 0.85rem; padding: 0.3rem 0; border-bottom: 1px solid var(--vp-c-divider); }
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.log-item:last-child { border-bottom: none; }
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</style>
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