geMoldInsight/frontend/src/modules/home/HomeView.vue

<template>
  <div>
    <div class="hero-section">
      <h1 class="hero-title">Gemold 模具制造管理系统</h1>
      <p class="hero-subtitle">智能模具设计与制造一体化平台，从零件分析到模具生成，全流程数字化解决方案</p>
    </div>

    <div class="aluminum-section" v-if="aluminum.price">
      <div class="card aluminum-price-card">
        <div class="card-header">
          <div class="card-title">
            <span class="aluminum-icon">🪙</span> 铝金属价格
          </div>
          <span class="aluminum-source">{{ aluminumSourceLabel }}</span>
        </div>
        <div class="aluminum-content">
          <div class="aluminum-price-row">
            <div class="aluminum-current">
              <span class="aluminum-price-value">{{ formatAluminumPrice(aluminum.price) }}</span>
              <span class="aluminum-price-unit">元/吨</span>
            </div>
            <div :class="['aluminum-change', aluminum.change >= 0 ? 'price-up' : 'price-down']">
              <span class="change-arrow">{{ aluminum.change >= 0 ? '▲' : '▼' }}</span>
              <span>{{ formatAluminumPrice(Math.abs(aluminum.change)) }}</span>
              <span>({{ aluminum.change_percent >= 0 ? '+' : '' }}{{ aluminum.change_percent }}%)</span>
            </div>
          </div>
          <div class="aluminum-detail-row">
            <div class="aluminum-detail-item">
              <span class="detail-label">开盘价</span>
              <span class="detail-value">{{ formatAluminumPrice(aluminum.open) }}</span>
            </div>
            <div class="aluminum-detail-item">
              <span class="detail-label">最高价</span>
              <span class="detail-value">{{ formatAluminumPrice(aluminum.high) }}</span>
            </div>
            <div class="aluminum-detail-item">
              <span class="detail-label">最低价</span>
              <span class="detail-value">{{ formatAluminumPrice(aluminum.low) }}</span>
            </div>
            <div class="aluminum-detail-item">
              <span class="detail-label">昨收价</span>
              <span class="detail-value">{{ formatAluminumPrice(aluminum.prev_close) }}</span>
            </div>
            <div class="aluminum-detail-item">
              <span class="detail-label">7日前</span>
              <span class="detail-value">{{ formatAluminumPrice(aluminum.week_ago_price) }}</span>
            </div>
          </div>
          <div class="aluminum-chart-wrapper" v-if="aluminum.history.length > 0">
            <div class="aluminum-chart-title">近30日价格走势</div>
            <div class="aluminum-chart-container">
              <canvas ref="chartCanvas"></canvas>
            </div>
          </div>
        </div>
      </div>
    </div>

    <div class="features-grid">
      <div class="feature-card" @click="router.push('/moldinsight')" style="cursor: pointer;">
        <div class="feature-icon">◈</div>
        <h3 class="feature-title">MoldInsight</h3>
        <p class="feature-desc">智能模具分析引擎，支持 STP/STEP 文件解析、分模设计、CAM 刀路规划</p>
      </div>
      <div class="feature-card" @click="router.push('/inventory')" style="cursor: pointer;">
        <div class="feature-icon">⊞</div>
        <h3 class="feature-title">进销存管理</h3>
        <p class="feature-desc">产品管理、采购销售、库存管理、财务管理，一站式 ERP 解决方案</p>
      </div>
      <div class="feature-card">
        <div class="feature-icon">⚙</div>
        <h3 class="feature-title">AI 驱动</h3>
        <p class="feature-desc">AI 分型面检测、模具方案评分、智能设计建议，提升设计效率</p>
      </div>
    </div>
  </div>
</template>

<script setup lang="ts">
import { computed, reactive, onMounted, nextTick, ref } from 'vue'
import { useRouter } from 'vue-router'
import { apiRequest } from '@/shared/api'
import { Chart, registerables } from 'chart.js'

const router = useRouter()
const chartCanvas = ref<HTMLCanvasElement | null>(null)
let chartInstance: Chart | null = null

interface AluminumPrice {
  price: number
  unit: string
  date: string
  change: number
  change_percent: number
  open: number
  high: number
  low: number
  prev_close: number
  week_ago_price: number
  // D2：数据来源声明——simulated 为模拟走势（参考数据，非实时行情）
  source?: string
}

interface HistoryItem {
  date: string
  close: number
}

const aluminum = reactive({
  price: null as number | null,
  unit: '',
  date: '',
  change: 0,
  change_percent: 0,
  open: 0,
  source: '',
  high: 0,
  low: 0,
  prev_close: 0,
  week_ago_price: 0,
  history: [] as HistoryItem[],
})

const formatAluminumPrice = (val: number | null) => {
  if (val === null || val === undefined) return '--'
  return Math.round(val).toLocaleString('zh-CN')
}

// D2：来源标注以接口 source 字段为准，不再硬编码交易所名称——
// 此前显示"数据来源: 上海期货交易所"而数据实为模拟走势，属虚假来源声明
const aluminumSourceLabel = computed(() => {
  if (aluminum.source === 'simulated') return '模拟数据 · 参考走势，非实时行情'
  if (aluminum.source) return `数据来源: ${aluminum.source}`
  return `更新于 ${aluminum.date}`
})

const loadAluminumPrice = async () => {
  try {
    const data = await apiRequest<AluminumPrice>('/api/aluminum-price/current')
    aluminum.price = data.price
    aluminum.unit = data.unit
    aluminum.date = data.date
    aluminum.source = data.source ?? ''
    aluminum.change = data.change
    aluminum.change_percent = data.change_percent
    aluminum.open = data.open
    aluminum.high = data.high
    aluminum.low = data.low
    aluminum.prev_close = data.prev_close
    aluminum.week_ago_price = data.week_ago_price
  } catch (e) {
    console.error('加载铝价失败:', e)
  }

  try {
    const history = await apiRequest<HistoryItem[]>('/api/aluminum-price/history?days=30')
    aluminum.history = history
    await nextTick()
    renderChart()
  } catch (e) {
    console.error('加载铝价历史失败:', e)
  }
}

const renderChart = () => {
  if (!chartCanvas.value || aluminum.history.length === 0) return
  if (chartInstance) chartInstance.destroy()

  const isUp = aluminum.change >= 0
  const lineColor = isUp ? '#dc2626' : '#16a34a'
  const fillColor = isUp ? 'rgba(220, 38, 38, 0.08)' : 'rgba(22, 163, 74, 0.08)'

  chartInstance = new Chart(chartCanvas.value, {
    type: 'line',
    data: {
      labels: aluminum.history.map(h => h.date.slice(5)),
      datasets: [{
        label: '收盘价 (元/吨)',
        data: aluminum.history.map(h => h.close),
        borderColor: lineColor,
        backgroundColor: fillColor,
        fill: true,
        tension: 0.3,
        pointRadius: 0,
        borderWidth: 2,
      }],
    },
    options: {
      responsive: true,
      maintainAspectRatio: false,
      plugins: {
        legend: { display: false },
        tooltip: {
          callbacks: {
            label: (ctx) => `${Math.round(ctx.parsed.y ?? 0).toLocaleString('zh-CN')} 元/吨`,
          },
        },
      },
      scales: {
        x: {
          grid: { display: false },
          ticks: { maxTicksLimit: 10, font: { size: 10 }, color: 'var(--text-tertiary)' },
        },
        y: {
          grid: { color: 'var(--border-light)' },
          ticks: {
            font: { size: 10 },
            color: 'var(--text-tertiary)',
            callback: (v) => (v as number).toLocaleString('zh-CN'),
          },
        },
      },
    },
  })
}

onMounted(() => {
  Chart.register(...registerables)
  loadAluminumPrice()
})
</script>

<style scoped>
.hero-section { text-align: center; padding: var(--space-16) 0; }
.hero-title { font-size: var(--text-4xl); font-weight: var(--font-bold); color: var(--text-primary); margin-bottom: var(--space-4); }
.hero-subtitle { font-size: var(--text-lg); color: var(--text-tertiary); max-width: 600px; margin: 0 auto var(--space-8); }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-6); margin-top: var(--space-12); }
.feature-card { background: var(--bg-primary); border: 1px solid var(--border-light); border-radius: var(--radius-xl); padding: var(--space-6); text-align: left; }
.feature-card[style*="cursor"]:hover { border-color: var(--primary-200); box-shadow: var(--shadow-md); transform: translateY(-2px); transition: all 0.2s ease; }
.feature-icon { width: 40px; height: 40px; background: var(--primary-50); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; color: var(--primary-500); font-size: var(--text-lg); margin-bottom: var(--space-4); }
.feature-title { font-size: var(--text-base); font-weight: var(--font-semibold); color: var(--text-primary); margin-bottom: var(--space-2); }
.feature-desc { font-size: var(--text-sm); color: var(--text-tertiary); line-height: 1.6; }
</style>