<template>
  <div class="picking-board-screen">
    <!-- 装饰背景 -->
    <div class="bg-decoration">
      <div class="decoration-line line-1"></div>
      <div class="decoration-line line-2"></div>
      <div class="decoration-line line-3"></div>
      <div class="decoration-circle circle-1"></div>
      <div class="decoration-circle circle-2"></div>
    </div>

    <!-- 顶部标题栏 -->
    <div class="screen-header">
      <!-- CCL Logo -->
      <div class="header-logo">
        <img src="~@/assets/img/cclbai.png" alt="CCL Logo" class="logo-img">
      </div>

      <div class="header-decoration left"></div>
      <div class="header-center">
        <div class="title-glow"></div>
        <h1 class="screen-title">机械手拣选  1</h1>
        <div class="title-subtitle">Robotic Picking  1</div>
      </div>
      <div class="header-decoration right"></div>
      <div class="header-time">
        <div class="time-icon"></div>
        <div class="time-text">{{ currentTime }}</div>
      </div>
    </div>

    <!-- 主内容区 -->
    <div class="screen-content">
      <!-- 周转箱拣选面板 -->
      <div class="picking-panel">
        <!-- 面板标题 -->

        <!-- 数据表格 -->
        <div class="panel-table">
          <table class="data-table">
            <thead>
              <tr>
                <th style="width: 60px;">No.</th>
                <th style="width: 150px;">拣选托盘码</th>
                <th style="width: 200px;">拣选物料名称</th>
                <th style="width: 120px;">RFID</th>
                <th style="width: 150px;">状态</th>
                <th style="width: 150px;">存放托盘码</th>
                <th style="width: 120px;">存放位置</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="(item, idx) in containerPickingList" :key="idx">
                <td class="text-center">{{ idx + 1 }}</td>
                <td class="text-center">{{ item.pickingBatchNo }}</td>
                <td class="text-center">{{ item.pickingMaterialName }}</td>
                <td class="text-center">{{ item.rfidBarcode }}</td>
                <td class="text-center">
                  <span :class="['status-badge', getStatusClass(item.status)]">
                    {{ item.status }}
                  </span>
                </td>
                <td class="text-center">{{ item.storageBatchNo.length>10?'-':item.storageBatchNo }}</td>
                <td class="text-center">{{ item.storageLocation }}</td>
              </tr>
            </tbody>
          </table>
        </div>
      </div>
    </div>

    <!-- 底部装饰 -->
    <div class="screen-footer">
      <div class="footer-line"></div>
    </div>
  </div>
</template>

<script>
import {robotPicking} from '@/api/dashboard/dashboard.js'
import WebSocketClient from '@/utils/websocket'

export default {
  name: 'RobotPickingContainer',

  data() {
    return {
      currentTime: '',
      timeInterval: null,
      serverTimeOffset: 0,  // 服务器时间偏移量（毫秒）

      // WebSocket相关
      useWebSocket: true,  // 是否使用WebSocket（可切换为false降级到轮询）
      wsConnected: false,  // WebSocket连接状态
      wsSubscription: null,  // WebSocket订阅ID

      // 周转箱拣选数据
      containerPickingList: []
    }
  },

  mounted() {
    // 初始化时间显示
    this.currentTime = '等待服务器时间同步...'

    // 启动时钟定时器（每秒更新）
    this.timeInterval = setInterval(() => {
      this.updateTime()
    }, 1000)

    // 根据配置选择使用WebSocket或轮询
    if (this.useWebSocket) {
      this.initWebSocket()
    }
  },

  beforeDestroy() {
    // 清理时间更新定时器
    if (this.timeInterval) {
      clearInterval(this.timeInterval)
    }
    // 断开WebSocket连接
    this.disconnectWebSocket()
  },

  methods: {
    /**
     * 获取数据列表
     *
     * <p><b>功能说明：</b>从后端API获取周转箱拣选实时数据</p>
     * <p><b>数据更新策略：</b>覆盖而非追加，避免内存累积</p>
     */
    getDataList() {
      robotPicking({}).then(({data}) => {
        if (data && data.code === 200) {
          console.log('获取周转箱拣选数据成功:', data.data)

          // 处理返回的数据
          if (data.data) {
            // 周转箱拣选数据 (sortingStation=1071)
            if (data.data.containerList && data.data.containerList.length > 0) {
              this.containerPickingList = data.data.containerList
              console.log('周转箱拣选数据已更新，共', this.containerPickingList.length, '条')
            } else {
              console.log('暂无周转箱拣选数据')
            }
          }
        } else {
          console.error('获取周转箱拣选数据失败: 返回码不正确')
        }
      }).catch(error => {
        console.error('获取周转箱拣选数据失败:', error)
      })
    },

    /**
     * 更新服务器时间偏移量
     */
    updateServerTimeOffset(serverTimeString) {
      try {
        const timeStr = serverTimeString.split(' ')[0] + ' ' + serverTimeString.split(' ')[1]
        const serverTime = new Date(timeStr).getTime()
        const localTime = new Date().getTime()

        if (!isNaN(serverTime)) {
          this.serverTimeOffset = serverTime - localTime
        }
      } catch (error) {
        console.warn('解析服务器时间失败:', error)
      }
    },

    /**
     * 更新当前时间（使用服务器时间偏移量）
     */
    updateTime() {
      const now = new Date(new Date().getTime() + this.serverTimeOffset)
      const year = now.getFullYear()
      const month = String(now.getMonth() + 1).padStart(2, '0')
      const day = String(now.getDate()).padStart(2, '0')
      const hours = String(now.getHours()).padStart(2, '0')
      const minutes = String(now.getMinutes()).padStart(2, '0')
      const seconds = String(now.getSeconds()).padStart(2, '0')
      const weekDays = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六']
      const weekDay = weekDays[now.getDay()]

      this.currentTime = `${year}-${month}-${day} ${hours}:${minutes}:${seconds} ${weekDay}`
    },

    /**
     * 根据状态获取样式类名
     */
    getStatusClass(status) {
      const statusMap = {
        '完成': 'status-success',
        '分拣中': 'status-warning',
        '等待分拣': 'status-pending'
      }
      return statusMap[status] || 'status-pending'
    },

    /**
     * 初始化WebSocket连接
     */
    initWebSocket() {
      var apiServer =  (process.env.NODE_ENV !== 'production' && process.env.OPEN_PROXY ? '/proxyApi/' : window.SITE_CONFIG.baseUrl);
      // 连接WebSocket服务器
      const wsUrl = apiServer + '/ws/dashboard'

      WebSocketClient.connect(
        wsUrl,
        () => {
          this.wsConnected = true

          // 订阅机械臂拣选主题
          this.wsSubscription = WebSocketClient.subscribe(
            '/topic/dashboard/robot-picking',
            this.handleWebSocketMessage
          )
        },
        (error) => {
          // 连接失败回调
          console.error('[周转箱拣选看板] WebSocket连接失败，降级到轮询模式', error)
          this.wsConnected = false
          this.fallbackToPolling()
        }
      )
    },

    /**
     * 处理WebSocket推送的消息
     *
     * @param {object} message WebSocket推送的消息
     */
    handleWebSocketMessage(message) {
      if (message && message.code === 0) {
        // 更新服务器时间偏移量
        if (message.serverTime) {
          this.updateServerTimeOffset(message.serverTime)
        }

        this.containerPickingList = message.data.containerList || []

        // 如果 storageBatchNo.length < 10，则 status 改成 分拣中
        this.containerPickingList.forEach(item => {
          if (item.storageBatchNo && item.storageBatchNo.length < 10) {
            item.status = '分拣中'
          }
        })

        // 排序：分拣中 在最上面
        this.containerPickingList.sort((a, b) => {
          if (a.status === '分拣中' && b.status !== '分拣中') return -1
          if (a.status !== '分拣中' && b.status === '分拣中') return 1
          return 0
        })
      }
    },

    /**
     * 断开WebSocket连接
     */
    disconnectWebSocket() {
      if (this.wsSubscription) {
        WebSocketClient.unsubscribe(this.wsSubscription)
        this.wsSubscription = null
      }

      if (this.wsConnected) {
        WebSocketClient.disconnect()
        this.wsConnected = false
        console.log('[周转箱拣选看板] WebSocket已断开')
      }
    },

    /**
     * 降级到轮询模式
     */
    fallbackToPolling() {
      this.getDataList()
    }
  }
}
</script>

<style scoped lang="scss">
/* ===== 整体容器 ===== */
.picking-board-screen {
  width: 100vw;
  height: 100vh;
  background: linear-gradient(135deg, #5f8cc3 0%, #749cc8 100%);
  position: relative;
  overflow: hidden;
  font-family: 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif;
}

/* ===== 装饰背景 ===== */
.bg-decoration {
  display: none;
}

/* ===== 顶部标题区 ===== */
.screen-header {
  position: relative;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 40px;
  z-index: 10;
  border-bottom: 2px solid rgba(23, 179, 163, 0.4);
  background: linear-gradient(180deg, rgba(23, 179, 163, 0.08) 0%, transparent 100%);
}

/* CCL Logo */
.header-logo {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
}

.logo-img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
  transition: all 0.3s ease;

  &:hover {
    filter: drop-shadow(0 4px 12px rgba(23, 179, 163, 0.5));
    transform: scale(1.05);
  }
}

.header-decoration {
  display: none;
}

.header-center {
  position: relative;
  text-align: center;
}

.title-glow {
  display: none;
}

.screen-title {
  position: relative;
  font-size: 34px;
  font-weight: bold;
  color: #ffffff;
  margin: 0;
  letter-spacing: 3px;
  text-shadow: 0 0 20px rgba(23, 179, 163, 0.5);
}

.title-subtitle {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 2px;
  margin-top: 3px;
  font-family: Arial, sans-serif;
  text-transform: uppercase;
}

.header-time {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 12px;

  padding: 12px 20px;
  border-radius: 8px;

  backdrop-filter: blur(10px);
}

.time-icon {
  font-size: 14px;
  color: #17B3A3;
}

.time-text {
  font-size: 16px;
  color: #ffffff;
  font-family: 'Consolas', 'Courier New', monospace;
  font-weight: 500;
  letter-spacing: 1px;
}

/* ===== 主内容区 ===== */
.screen-content {
  position: relative;
  z-index: 1;
  padding: 8px 15px;
  height: calc(100vh - 60px);
  overflow-y: auto;

  &::-webkit-scrollbar {
    width: 6px;
  }

  &::-webkit-scrollbar-track {
    background: rgba(23, 179, 163, 0.1);
  }

  &::-webkit-scrollbar-thumb {
    background: rgba(23, 179, 163, 0.5);
    border-radius: 3px;

    &:hover {
      background: rgba(23, 179, 163, 0.7);
    }
  }
}

/* ===== 拣选面板 ===== */
.picking-panel {
  width: 100%;
  height: calc(100vh - 80px);
  background: rgba(70, 90, 120, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(23, 179, 163, 0.5);
  border-radius: 12px;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;

  &:hover {
    border-color: rgba(23, 179, 163, 0.5);
    box-shadow:
      0 12px 48px rgba(0, 0, 0, 0.5),
      0 0 30px rgba(23, 179, 163, 0.2);
    transform: translateY(-2px);
  }
}

/* ===== 面板标题栏 ===== */
.panel-title-bar {
  background: linear-gradient(135deg, rgba(23, 179, 163, 0.3) 0%, rgba(23, 179, 163, 0.15) 100%);
  border-bottom: 1px solid rgba(23, 179, 163, 0.3);
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.title-left {
  display: flex;
  align-items: center;
  gap: 15px;
  flex: 1;
}

.title-icon {
  font-size: 16px;
  color: #64D8CB;
}

.title-text {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.title-main {
  font-size: 24px;
  font-weight: bold;
  color: #ffffff;
  text-shadow: 0 0 10px rgba(100, 216, 203, 0.5);
}

/* ===== 数据表格 ===== */
.panel-table {
  padding: 10px;
  flex: 1;
  overflow-y: auto;

  &::-webkit-scrollbar {
    width: 6px;
  }

  &::-webkit-scrollbar-track {
    background: rgba(23, 179, 163, 0.05);
  }

  &::-webkit-scrollbar-thumb {
    background: rgba(23, 179, 163, 0.3);
    border-radius: 3px;

    &:hover {
      background: rgba(23, 179, 163, 0.5);
    }
  }
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;

  thead {
    tr {
      background: linear-gradient(135deg, rgba(23, 179, 163, 0.25) 0%, rgba(23, 179, 163, 0.15) 100%);
    }

    th {
      padding: 5px 6px;
      color: #fcfdfd;
      font-size: 16px;
      font-weight: bold;
      text-align: center;
      border-bottom: 2px solid rgba(23, 179, 163, 0.4);
      text-shadow: 0 0 10px rgba(100, 216, 203, 0.5);
      white-space: nowrap;

      &:first-child {
        border-top-left-radius: 8px;
      }

      &:last-child {
        border-top-right-radius: 8px;
      }
    }
  }

  tbody {
    tr {
      background: rgba(60, 80, 105, 0.6);
      transition: all 0.3s ease;

      &:nth-child(even) {
        background: rgba(70, 90, 115, 0.7);
      }

      &:hover {
        background: rgba(23, 179, 163, 0.15);
        box-shadow: 0 4px 12px rgba(23, 179, 163, 0.2);
      }

      &:last-child {
        td:first-child {
          border-bottom-left-radius: 8px;
        }

        td:last-child {
          border-bottom-right-radius: 8px;
        }
      }
    }

    td {
      padding: 4px 6px;
      color: rgba(255, 255, 255, 0.9);
      font-size: 15px;
      border-bottom: 1px solid rgba(23, 179, 163, 0.15);

      &.text-center {
        text-align: center;
      }

      &.text-left {
        text-align: left;
      }

      &.text-right {
        text-align: right;
      }
    }
  }
}

/* ===== 状态徽章 ===== */
.status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: bold;
  text-align: center;
  min-width: 80px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);

  &.status-success {
    background: linear-gradient(135deg, #10b981, #34d399);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.5);
  }

  &.status-warning {
    background: linear-gradient(135deg, #10b981, #34d399);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.5);
  }

  &.status-pending {
    background: linear-gradient(135deg, #6b7280, #9ca3af);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(107, 114, 128, 0.5);
  }
}

/* ===== 底部装饰 ===== */
.screen-footer {
  display: none;
}

/* ===== 响应式适配 ===== */
@media screen and (max-width: 1600px) {
  .screen-title {
    font-size: 30px;
    letter-spacing: 3px;
  }

  .title-main {
    font-size: 22px;
  }
}

@media screen and (min-width: 2560px) {
  .screen-title {
    font-size: 38px;
  }

  .panel-title-bar {
    padding: 16px 24px;
  }

  .title-main {
    font-size: 28px;
  }

  .data-table {
    thead th {
      font-size: 20px;
      padding: 6px 12px;
    }

    tbody td {
      font-size: 20px;
      padding: 4px 12px;
    }
  }

  .status-badge {
    font-size: 18px;
    padding: 4px 10px;
    min-width: 100px;
  }
}
</style>

