<!-- 代码已包含 CSS：使用 TailwindCSS , 安装 TailwindCSS 后方可看到布局样式效果 -->

<template>
  <div class="dashboard-root">
     <!-- 第一行：头像+欢迎语 -->
    <div class="user-greeting-row">
      <img :src="avatar" class="user-avatar" alt="头像" />
      <div class="greeting-text">
        <div class="greeting-title">{{ greeting }}，{{ name }}</div>
        <div class="greeting-desc">愿你天黑有灯，下雨有伞</div>
      </div>
    </div>

    <!-- 全部应用 -->
    <AllApplications />
    <!-- 数据概览区 -->
    <!-- <div class="data-overview">
      <div v-for="(card, index) in dataCards" :key="index" 
           class="data-card">
        <div class="data-card-header">
          <div>
            <h3 class="data-card-title">{{ card.title }}</h3>
            <p class="data-card-value">{{ card.value }}</p>
          </div>
          <i :class="['data-card-icon', card.icon, getIconColor(card.color)]"></i>
        </div>
        <div class="data-card-chart">
          <div ref="charts" class="chart-inner"></div>
        </div>
      </div>
    </div> -->

    <!-- 业务功能区 -->
    <!-- <div class="business-modules">
      <div v-for="(module, index) in businessModules" :key="index"
           class="business-module" @click="handleLink(module.link)">
        <div :class="['business-module-icon', getModuleBg(module.bgColor)]">
          <i :class="module.icon"></i>
        </div>
        <h3 class="business-module-title">{{ module.title }}</h3>
      </div>
    </div> -->
  </div>
</template>

<script>
import * as echarts from 'echarts';
import AllApplications from '@/views/components/AllApplications.vue';

export default {
  components: {
    AllApplications
  },
  data() {
    return {
      avatar: '',
      name: '',
      greeting: '',
      dataCards: [
        {
          title: '订单总量',
          value: '2,384',
          icon: 'fas fa-shopping-cart',
          color: 'text-blue-500',
          chartData: [30, 40, 20, 50, 40, 60, 70],
        },
        {
          title: '库存总量',
          value: '12,857',
          icon: 'fas fa-box',
          color: 'text-green-500',
          chartData: [40, 30, 50, 40, 60, 50, 70],
        },
        // {
        //   title: '今日任务',
        //   value: '48',
        //   icon: 'fas fa-tasks',
        //   color: 'text-yellow-500',
        //   chartData: [20, 40, 30, 50, 40, 60, 50],
        // },
        {
          title: '系统状态',
          value: '正常',
          icon: 'fas fa-server',
          color: 'text-purple-500',
          chartData: [50, 30, 40, 50, 60, 70, 60]
        }
      ],
      businessModules: [
        {
          title: '仓库管理',
          description: '库存管理与货位管理',
          icon: 'fas fa-warehouse',
          bgColor: 'bg-blue-500',
          link: '/wms/stock'
        },
        {
          title: '订单处理',
          description: '订单审核与发货管理',
          icon: 'fas fa-clipboard-check',
          bgColor: 'bg-green-500',
          link: '/shop/order'
        },
        {
          title: '人员管理',
          description: '员工信息与权限管理',
          icon: 'fas fa-users',
          bgColor: 'bg-yellow-500',
          link: '/system/user'
        },
        {
          title: '订单分析',
          description: '订单数据可视化分析',
          icon: 'fas fa-chart-line',
          bgColor: 'bg-purple-500',
          link: '/shop/order/dashboard'
        },
        {
          title: '出库入库',
          description: '出库入库管理',
          icon: 'fas fa-tools',
          bgColor: 'bg-red-500',
          link: '/wms/stockIo'
        },
        {
          title: '系统设置',
          description: '系统参数配置管理',
          icon: 'fas fa-cog',
          bgColor: 'bg-indigo-500',
          link: '/system/menu'
        },
        // {
        //   title: 'WebSocket测试',
        //   description: '实时通信功能测试',
        //   icon: 'fas fa-comments',
        //   bgColor: 'bg-teal-500',
        //   link: '/websocket-test.html'
        // }
      ],
      resourceCharts: [
        { name: 'CPU使用率', value: 65 },
        { name: '内存使用率', value: 45 },
        { name: '存储使用率', value: 78 },
        { name: '网络使用率', value: 32 }
      ],
      operationRecords: [
        {
          action: '张经理审批了采购订单 #38271',
          time: '10分钟前',
          icon: 'fas fa-check',
          bgColor: 'bg-green-500'
        },
        {
          action: '李工程师更新了系统配置',
          time: '25分钟前',
          icon: 'fas fa-cog',
          bgColor: 'bg-blue-500'
        },
        {
          action: '王主管确认了入库单 #92731',
          time: '40分钟前',
          icon: 'fas fa-box',
          bgColor: 'bg-yellow-500'
        },
        {
          action: '系统完成了日常数据备份',
          time: '1小时前',
          icon: 'fas fa-database',
          bgColor: 'bg-purple-500'
        },
        {
          action: '陈经理导出了月度报表',
          time: '2小时前',
          icon: 'fas fa-file-export',
          bgColor: 'bg-indigo-500'
        }
      ]
    };
  },
  mounted() {
    this.initCharts();
    this.initResourceCharts();
    this.avatar = this.$store.getters.avatar;
    this.name = this.$store.getters.name;
    this.greeting = this.getGreeting();
  },
  methods: {
    getIconColor(color) {
      // 统一映射为自定义 class
      switch (color) {
        case 'text-blue-500': return 'icon-blue';
        case 'text-green-500': return 'icon-green';
        case 'text-yellow-500': return 'icon-yellow';
        case 'text-purple-500': return 'icon-purple';
        default: return '';
      }
    },
    handleLink(item) {
      // 如果是外部链接（以http开头或.html结尾），则在新窗口打开
      if (item.startsWith('http') || item.endsWith('.html')) {
        window.open(item, '_blank');
      } else {
        this.$router.push(item);
      }
    },
    getGreeting() {
      const hour = new Date().getHours();
      if (hour < 6) return '凌晨好';
      if (hour < 9) return '早上好';
      if (hour < 12) return '上午好';
      if (hour < 14) return '中午好';
      if (hour < 18) return '下午好';
      if (hour < 21) return '晚上好';
      return '夜深了';
    },
    getModuleBg(bgColor) {
      switch (bgColor) {
        case 'bg-blue-500': return 'bg-blue';
        case 'bg-green-500': return 'bg-green';
        case 'bg-yellow-500': return 'bg-yellow';
        case 'bg-purple-500': return 'bg-purple';
        case 'bg-red-500': return 'bg-red';
        case 'bg-indigo-500': return 'bg-indigo';
        case 'bg-teal-500': return 'bg-teal';
        default: return '';
      }
    },
    initCharts() {
      this.$nextTick(() => {
        const charts = document.querySelectorAll('.chart-inner');
        this.dataCards.forEach((card, index) => {
          const chart = echarts.init(charts[index]);
          const option = {
            animation: false,
            grid: {
              left: 0,
              right: 0,
              top: 0,
              bottom: 0
            },
            xAxis: {
              type: 'category',
              show: false
            },
            yAxis: {
              type: 'value',
              show: false
            },
            series: [{
              data: card.chartData,
              type: 'line',
              smooth: true,
              showSymbol: false,
              lineStyle: {
                color: this.getColor(index)
              },
              areaStyle: {
                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                  offset: 0,
                  color: this.getColor(index, 0.2)
                }, {
                  offset: 1,
                  color: this.getColor(index, 0.1)
                }])
              }
            }]
          };
          chart.setOption(option);
        });
      });
    },
    initResourceCharts() {
      this.$nextTick(() => {
        const charts = document.querySelectorAll('.monitor-resource-chart .chart-inner');
        this.resourceCharts.forEach((item, index) => {
          const chart = echarts.init(charts[index]);
          const option = {
            animation: false,
            series: [{
              type: 'gauge',
              startAngle: 90,
              endAngle: -270,
              pointer: {
                show: false
              },
              progress: {
                show: true,
                overlap: false,
                roundCap: true,
                clip: false,
                itemStyle: {
                  color: this.getColor(index)
                }
              },
              axisLine: {
                lineStyle: {
                  width: 18
                }
              },
              splitLine: {
                show: false
              },
              axisTick: {
                show: false
              },
              axisLabel: {
                show: false
              },
              title: {
                offsetCenter: [0, '70%'],
                fontSize: 14,
                color: '#666'
              },
              detail: {
                offsetCenter: [0, '0%'],
                valueAnimation: true,
                formatter: '{value}% ',
                color: '#666'
              },
              data: [{
                value: item.value,
                name: item.name
              }]
            }]
          };
          chart.setOption(option);
        });
      });
    },
    getColor(index, alpha = 1) {
      const colors = [
        `rgba(59, 130, 246, ${alpha})`,
        `rgba(34, 197, 94, ${alpha})`,
        `rgba(234, 179, 8, ${alpha})`,
        `rgba(168, 85, 247, ${alpha})`
      ];
      return colors[index % colors.length];
    }
  }
};
</script>

<style scoped>
.dashboard-root {
  min-height: 100vh;
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
  padding: 32px;
}
.data-overview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
.data-card {
  padding: 24px;
  border-radius: 16px;
  backdrop-filter: blur(4px);
  background: rgba(255,255,255,0.8);
  box-shadow: 0 4px 24px 0 rgba(0,0,0,0.06);
  border: 1px solid rgba(255,255,255,0.2);
  transition: transform 0.2s;
}
.data-card:hover {
  transform: scale(1.02);
}
.data-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}
.data-card-title {
  color: #6b7280;
  font-size: 14px;
  margin-bottom: 4px;
}
.data-card-value {
  font-size: 24px;
  font-weight: 600;
}
.data-card-icon {
  font-size: 24px;
}
.icon-blue { color: #3b82f6; }
.icon-green { color: #22c55e; }
.icon-yellow { color: #eab308; }
.icon-purple { color: #a855f7; }
.data-card-chart {
  height: 48px;
  width: 100%;
}
.chart-inner {
  width: 100%;
  height: 100%;
}

.business-modules {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
.business-module {
  display: flex;
  align-items: center;
  padding: 16px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 12px 0 rgba(0,0,0,0.05);
  transition: all 0.2s;
  cursor: pointer;
}
.business-module:hover {
  box-shadow: 0 4px 16px 0 rgba(0,0,0,0.1);
  transform: translateY(-2px);
}
.business-module-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-right: 12px;
}
.business-module-icon i {
  font-size: 20px;
  color: #fff;
}
.bg-blue { background: #3b82f6; }
.bg-green { background: #22c55e; }
.bg-yellow { background: #eab308; }
.bg-purple { background: #a855f7; }
.bg-red { background: #ef4444; }
.bg-indigo { background: #6366f1; }
.bg-teal { background: #14b8a6; }
.business-module-title {
  font-size: 16px;
  font-weight: 500;
  color: #303133;
}

.monitor-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.monitor-resource, .monitor-records {
  padding: 24px;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 4px 24px 0 rgba(0,0,0,0.06);
}
.monitor-title {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 24px;
}
.monitor-resource-charts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.monitor-resource-chart {
  height: 160px;
}
.monitor-records-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.monitor-record-item {
  display: flex;
  align-items: center;
  padding: 12px;
  border-radius: 12px;
  transition: background 0.2s;
}
.monitor-record-item:hover {
  background: #f9fafb;
}
.monitor-record-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 16px;
}
.monitor-record-icon-inner {
  font-size: 14px;
  color: #fff;
}
.monitor-record-action {
  font-size: 14px;
  font-weight: 500;
}
.monitor-record-time {
  font-size: 12px;
  color: #6b7280;
}
.user-greeting-row {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 24px;
}
.user-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #e0e0e0;
  background: #fff;
}
.greeting-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.greeting-title {
  font-size: 28px;
  font-weight: 600;
  color: #333;
}
.greeting-desc {
  font-size: 16px;
  color: #888;
  margin-top: 4px;
}
</style>
<style>
.business-module-header,
.business-module-icon-inner,
.business-module-desc {
  display: none;
}
</style>

