wms-pda/src/views/modules/haianAutoWarehouse/haianPalletSorting.vue

<template>
  <div class="pda-container">
    <div class="header-bar">
      <div class="header-left" :class="{ 'header-action-disabled': interfaceBusy }" @click="handleBack">
        <i class="el-icon-arrow-left"></i>
        <span>人工分拣组盘</span>
      </div>
      <div class="header-right" :class="{ 'header-action-disabled': interfaceBusy }" @click="goHome">首页</div>
    </div>

    <div class="table-body" style="max-height: 500px; overflow-y: auto;">
      <div class="main-content form-section">
        <!-- 第一行：栈板扫描 + 结束分拣按钮，保持与原PDA页面一致 - rqrq -->
        <div class="input-group">
          <label class="input-label">栈板编码</label>
          <div style="display: flex; gap: 8px;">
            <el-input
              v-model="palletCode"
              placeholder="请扫描栈板编码"
              class="form-input"
              style="flex: 0.75;"
              clearable
              inputmode="none"
              autocomplete="off"
              autocorrect="off"
              spellcheck="false"
              @keyup.enter.native="handlePalletScan"
              ref="palletInput"
            />
            <button class="action-btn secondary" style="flex: 0.25; margin: 0;" @click="submitFinishSorting" :disabled="interfaceBusy || finishSortingLoading || detailList.length === 0">
              {{ finishSortingLoading ? '处理中...' : '结束分拣' }}
            </button>
          </div>
        </div>

        <!-- 第二行：栈板类型和自动分拣，保持与原PDA页面一致 - rqrq -->
        <div v-if="palletScanned" class="input-group">
          <div style="display: flex; gap: 8px; align-items: end;">
            <div style="flex: 0.65;">
              <label class="input-label">栈板类型</label>
              <el-select
                v-model="currentPalletType"
                placeholder="请选择栈板类型"
                style="width: 100%;"
                :disabled="palletTypeDisabled"
                @change="handlePalletTypeChange"
              >
                <el-option
                  v-for="type in palletTypeOptions"
                  :key="type.palletType"
                  :label="`${type.palletType} - ${type.typeDesc}`"
                  :value="type.palletType"
                />
              </el-select>
            </div>
            <div style="flex: 0.35;">
              <label class="input-label">自动分拣</label>
              <el-select
                v-model="currentAutoSort"
                placeholder="请选择"
                style="width: 100%;"
                :disabled="autoSortDisabled"
                @change="handleAutoSortChange"
              >
                <el-option label="是" value="Y"></el-option>
                <el-option label="否" value="N"></el-option>
              </el-select>
            </div>
          </div>
        </div>

        <!-- 第2.5行：是否强制整托出库，保持与原PDA页面一致 - rqrq -->
        <div v-if="palletScanned" class="input-group">
          <el-checkbox
            v-model="forceFullPalletOut"
            :disabled="palletTypeDisabled"
            @change="handleForceFullPalletOutChange"
            style="width: 100%;"
          >
            是否强制整托出库
          </el-checkbox>
        </div>

        <!-- 第三行：当前站点 + 刷新，保持与原PDA页面一致 - rqrq -->
        <div v-if="palletScanned" class="input-group">
          <label class="input-label">当前站点</label>
          <div style="display: flex; gap: 8px;">
            <el-input
              v-model="currentPalletStation"
              placeholder="栈板当前站点"
              class="form-input"
              readonly
              style="flex: 0.75;"
            />
            <button
              class="action-btn secondary"
              style="flex: 0.25; margin: 0; white-space: nowrap;"
              @click="refreshTable"
              :disabled="interfaceBusy"
            >
              刷新
            </button>
          </div>
        </div>

        <!-- 第四行：扫进/扫回 + 扫描按钮，保持与原PDA页面一致 - rqrq -->
        <div v-if="palletScanned" class="input-group">
          <div style="display: flex; gap: 8px; align-items: center;">
            <div style="flex: 0.75;">
              <el-radio-group v-model="operationType" style="display: flex;">
                <el-radio label="in" style="margin-right: 0px; white-space: nowrap;">扫进</el-radio>
                <el-radio label="out" style="white-space: nowrap;">扫回</el-radio>
              </el-radio-group>
            </div>
            <button
              class="action-btn secondary"
              style="flex: 0.25; margin: 0; white-space: nowrap;"
              :disabled="interfaceBusy || currentPalletType === ''"
              @click="showScanModal"
            >
              扫描条码
            </button>
          </div>
        </div>
      </div>

      <!-- 分拣明细区域，按钮排版与原PDA页面一致 - rqrq -->
      <div v-if="palletScanned" class="rma-list">
        <div class="list-title-row" style="display: flex; gap: 8px; align-items: center; padding: 0;">
          <div class="list-title" style="flex: 0.75; margin: 0;">
            <button class="action-btn primary" style="flex: 0.25; margin: 0;" @click="showDetailModal" :disabled="interfaceBusy || submitSortingLoading">
              浏览明细
            </button>
            <label style="margin-left: 5px;">条码数:{{ detailList.length }}</label>
          </div>
          <button class="action-btn primary" style="flex: 0.25; margin: 0;" @click="submitSorting" :disabled="interfaceBusy || submitSortingLoading">
            {{ submitSortingLoading ? '处理中...' : '提交分拣' }}
          </button>
        </div>
        <div class="detail-table">
          <div class="table-header">
            <div class="col-position">位置</div>
            <div class="col-layer">层数</div>
            <div class="col-serial">标签号</div>
          </div>
          <div v-for="(item, index) in detailList" :key="index" class="table-row">
            <div class="col-position">{{ item.position }}</div>
            <div class="col-layer">{{ item.layer }}</div>
            <div class="col-serial">{{ item.serialNo }}</div>
          </div>
          <div v-if="detailList.length === 0" class="table-row empty-row">
            <div class="empty-hint">暂无分拣明细数据</div>
          </div>
        </div>
      </div>
    </div>

    <!-- 浏览明细弹窗，保持与原PDA页面一致 - rqrq -->
    <el-dialog
      :title="'已扫描数量:' + detailList.length"
      :visible.sync="detailModalVisible"
      width="90%"
      :close-on-click-modal="false"
      :show-close="false"
      :append-to-body="true"
    >
      <div class="table-body" style="max-height: 240px; overflow-y: auto;">
        <div class="detail-table">
          <div class="table-header">
            <div class="col-position">位置</div>
            <div class="col-layer">层数</div>
            <div class="col-serial">标签号</div>
          </div>
          <div v-for="(item, index) in detailList" :key="index" class="table-row">
            <div class="col-position">{{ item.position }}</div>
            <div class="col-layer">{{ item.layer }}</div>
            <div class="col-serial">{{ item.serialNo }}</div>
          </div>
          <div v-if="detailList.length === 0" class="table-row empty-row">
            <div class="empty-hint">暂无分拣明细数据</div>
          </div>
        </div>
      </div>
      <div slot="footer" class="dialog-footer">
        <button class="action-btn secondary" style="margin-left: 10px;" @click="detailModalVisible = false" :disabled="interfaceBusy">取消</button>
      </div>
    </el-dialog>

    <!-- 扫码模态框：网格层数与原PDA页面保持一致 - rqrq -->
    <el-dialog
      title="扫描标签"
      :visible.sync="scanModalVisible"
      width="90%"
      :close-on-click-modal="false"
      :show-close="false"
      :modal="true"
      :modal-append-to-body="true"
      :append-to-body="true"
    >
      <div class="scan-modal-content">
        <!-- 扫进时显示层数选择和位置网格 - rqrq -->
        <div v-if="operationType === 'in'" class="modal-form">
          <!-- 层数选择（混装托盘不显示） - rqrq -->
          <div v-if="!currentMixedMode && scanLayerOptions.length > 0" class="input-group">
            <label class="input-label">层数（当前选择：第{{ scanLayer }}层）</label>
            <div class="layer-grid">
              <div
                v-for="layer in scanLayerOptions"
                :key="layer"
                class="layer-item"
                :class="{
                  'layer-selected': scanLayer === layer
                }"
                @click="handleLayerClick(layer)"
              >
                {{ layer }}
              </div>
            </div>
          </div>

          <!-- 位置网格选择器 - rqrq -->
          <div class="input-group">
            <label class="input-label">
              位置{{ currentSelectedPosition ? `（当前选择：${currentSelectedPosition}）` : '' }}
              <span v-if="positionGridLoading" style="color: #909399; font-size: 12px;">（加载中...）</span>
            </label>
            <div class="position-grid" :class="[
              {'position-grid-loading': positionGridLoading},
              getPositionGridClass
            ]">
              <div
                v-for="(item, index) in displayPositionGrid"
                :key="index"
                class="position-item"
                :class="{
                  'position-disabled': positionGridLoading || !availablePositions.includes(item.position),
                  'position-selected': currentSelectedPosition === item.position,
                  'position-loading': positionGridLoading,
                  'position-placeholder': item.isPlaceholder
                }"
                @click="handlePositionClick(item.position)"
              >
                <template v-if="!item.isPlaceholder">{{ item.position }}({{ item.count }})</template>
              </div>
            </div>
          </div>
        </div>

        <!-- 标签扫描 - rqrq -->
        <div class="input-group">
          <label class="input-label">标签二维码</label>
          <el-input
            ref="scanInput"
            v-model="scanCode"
            placeholder="请扫描标签二维码"
            class="form-input"
            clearable
            :disabled="operationType === 'in' && !currentSelectedPosition"
            @keyup.enter.native="handleLabelScan"
            inputmode="none"
            autocomplete="off"
            autocorrect="off"
            spellcheck="false"
          />
        </div>
      </div>
      <div slot="footer" class="dialog-footer">
        <button class="action-btn secondary" style="margin-left: 10px;" @click="closeScanModal" :disabled="interfaceBusy">取消</button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  checkPalletExists,
  getPalletDetails,
  savePalletDetail,
  restorePalletDetail,
  getLabelInfo,
  getPalletInfo,
  getPalletTypeList,
  updatePalletTypeAndAutoSort,
  getAvailablePositionsForLayer,
  completePalletAssemblyForFenJian,
  finishSorting,
  getSortingList
} from '../../../api/haianAutoWarehouse/palletPacking'

export default {
  name: 'haianPalletSorting',
  data() {
    return {
      site: this.$store.state.user.site,
      palletCode: '',
      palletScanned: false,
      operationType: 'in',
      detailModalVisible: false,
      currentPalletType: '',
      currentAutoSort: 'N',
      currentPalletStation: '',
      forceFullPalletOut: false,
      palletTypeDisabled: false,
      autoSortDisabled: false,
      currentWcsAutoSort: '',
      currentMaxLayer: 0,
      positionOptions: [],
      palletTypeOptions: [],
      detailList: [],
      sortingList: [],
      // 分拣扫回缓存：记录扫进前原位置信息，便于扫回恢复 - rqrq
      originalDetailCache: {},
      palletInfo: {
        palletType: '',
        autoSort: 'N',
        locationCode: ''
      },
      // 扫码模态框字段：与原PDA页面保持一致，按网格位置 + 层数扫入 - rqrq
      scanModalVisible: false,
      scanCode: '',
      scanPosition: '',
      scanLayer: 1,
      scanLayerOptions: [],
      needRefreshOnClose: false,
      positionGrid: [],
      availablePositions: [],
      currentSelectedPosition: '',
      currentMixedMode: false,
      positionGridLoading: false,
      submitSortingLoading: false,
      finishSortingLoading: false,
      // 接口防连点相关状态：接口处理中统一禁用按钮、回退与首页，等待返回后解锁 - rqrq
      palletScanLoading: false,
      palletConfigLoading: false,
      scanRequestLoading: false,
    }
  },
  computed: {
    // 根据位置数量决定网格布局，确保与原PDA扫码弹窗一致 - rqrq
    getPositionGridClass() {
      const len = this.positionGrid.length
      if (len === 1) return 'position-grid-1'
      if (len === 2) return 'position-grid-4'
      if (len === 4) return 'position-grid-4'
      return 'position-grid-9'
    },
    // 2宫格场景采用对角展示，其余按原位置顺序展示 - rqrq
    displayPositionGrid() {
      const len = this.positionGrid.length
      if (len === 2) {
        const pos1 = this.positionGrid.find((p) => p.position === '1') || { position: '1', count: 0 }
        const pos2 = this.positionGrid.find((p) => p.position === '2') || { position: '2', count: 0 }
        return [
          { ...pos1, isPlaceholder: false },
          { position: '', count: 0, isPlaceholder: true },
          { position: '', count: 0, isPlaceholder: true },
          { ...pos2, isPlaceholder: false }
        ]
      }
      return this.positionGrid.map((p) => ({ ...p, isPlaceholder: false }))
    },
    // 页面接口忙碌态：任一按钮触发接口未返回时视为忙碌，统一禁用关键入口 - rqrq
    interfaceBusy() {
      return this.palletScanLoading || this.palletConfigLoading || this.scanRequestLoading || this.submitSortingLoading || this.finishSortingLoading
    }
  },
  methods: {
    ensureSite() {
      if (!this.site) {
        this.$alert('当前用户缺少site，无法执行海安分拣业务', '提示', { confirmButtonText: '确定' })
        return false
      }
      return true
    },
    handleBack() {
      if (this.interfaceBusy) {
        return
      }
      // 返回上一页前先清空分拣页状态，避免keep-alive缓存导致二次进入残留旧数据 - rqrq
      this.resetPage(false)
      this.$router.back()
    },
    // 接口处理中禁用首页跳转，避免用户离开后重复触发或产生脏状态 - rqrq
    goHome() {
      if (this.interfaceBusy) {
        return
      }
      this.$router.push({ path: '/' })
    },
    // 海安分拣页统一重置方法：退出和重进都走同一逻辑，避免状态漂移 - rqrq
    resetPage(needFocus = true) {
      this.site = this.$store.state.user.site
      this.palletCode = ''
      this.palletScanned = false
      this.operationType = 'in'
      this.detailModalVisible = false
      this.currentPalletType = ''
      this.currentAutoSort = 'N'
      this.currentPalletStation = ''
      this.forceFullPalletOut = false
      this.palletTypeDisabled = false
      this.autoSortDisabled = false
      this.currentWcsAutoSort = ''
      this.currentMaxLayer = 0
      this.positionOptions = []
      this.detailList = []
      this.sortingList = []
      this.originalDetailCache = {}
      this.palletInfo = { palletType: '', autoSort: 'N', locationCode: '' }
      this.scanCode = ''
      this.scanPosition = ''
      this.scanLayer = 1
      this.scanModalVisible = false
      this.scanLayerOptions = []
      this.needRefreshOnClose = false
      this.positionGrid = []
      this.availablePositions = []
      this.currentSelectedPosition = ''
      this.currentMixedMode = false
      this.positionGridLoading = false
      this.submitSortingLoading = false
      this.finishSortingLoading = false
      this.palletScanLoading = false
      this.palletConfigLoading = false
      this.scanRequestLoading = false
      if (needFocus) {
        this.$nextTick(() => {
          if (this.$refs.palletInput) {
            this.$refs.palletInput.focus()
          }
        })
      }
    },
    handlePalletScan() {
      if (!this.ensureSite()) {
        return
      }
      if (this.interfaceBusy) {
        return
      }
      if (!this.palletCode || !this.palletCode.trim()) {
        this.$alert('请输入栈板编码', '提示', { confirmButtonText: '确定' })
        return
      }
      this.palletScanLoading = true
      checkPalletExists({
        site: this.site,
        palletId: this.palletCode.trim()
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.palletCode = data.palletId
          this.positionOptions = data.positions || []
          this.palletScanned = true
          this.scanCode = ''
          this.scanPosition = ''
          this.scanLayer = 1
          this.currentSelectedPosition = ''
          this.sortingList = []
          this.originalDetailCache = {}
          this.loadPalletInfo()
          this.refreshTable()
        } else {
          this.$alert((data && data.msg) || '栈板校验失败', '错误', { confirmButtonText: '确定' })
        }
      }).catch((error) => {
        this.$alert(error.message || '栈板校验失败', '错误', { confirmButtonText: '确定' })
      }).finally(() => {
        this.palletScanLoading = false
      })
    },
    loadPalletInfo() {
      getPalletInfo({
        site: this.site,
        palletId: this.palletCode
      }).then(({ data }) => {
        if (data && data.code === 0) {
          const row = data.row || {}
          this.currentPalletType = row.palletType || ''
          this.currentAutoSort = row.autoSort || 'N'
          this.currentPalletStation = row.locationCode || ''
          this.forceFullPalletOut = Number(row.soreType) === 3
          this.palletInfo.palletType = this.currentPalletType
          this.palletInfo.autoSort = this.currentAutoSort
          this.palletInfo.locationCode = this.currentPalletStation
          this.loadPalletTypeList()
        }
      })
    },
    // 读取托盘类型清单并推导自动分拣能力，保证海安页面与原PDA页面交互一致 - rqrq
    loadPalletTypeList() {
      getPalletTypeList({
        site: this.site,
        palletFamily: '',
        active: 'Y'
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.palletTypeOptions = data.rows || []
          const selectedType = this.palletTypeOptions.find((item) => item.palletType === this.currentPalletType)
          this.currentWcsAutoSort = selectedType ? (selectedType.wcsAutoSort || 'N') : ''
          this.currentMaxLayer = selectedType ? Number(selectedType.maxLayer || 0) : 0
          this.updateAutoSortControl()
        }
      })
    },
    refreshTable() {
      getPalletDetails({
        site: this.site,
        palletId: this.palletCode,
        position: '',
        layer: null
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.detailList = data.details || []
        } else {
          this.detailList = []
        }
        this.palletTypeDisabled = this.detailList.length > 0
        this.updateAutoSortControl()
      }).catch(() => {
        this.detailList = []
        this.palletTypeDisabled = false
        this.updateAutoSortControl()
      })
    },
    handlePalletTypeChange() {
      const selectedType = this.palletTypeOptions.find((item) => item.palletType === this.currentPalletType)
      this.currentWcsAutoSort = selectedType ? (selectedType.wcsAutoSort || 'N') : ''
      this.currentMaxLayer = selectedType ? Number(selectedType.maxLayer || 0) : 0
      if (this.currentPalletType === 'A0103') {
        this.forceFullPalletOut = true
      }
      this.updateAutoSortControl()
      this.savePalletTypeConfig()
    },
    handleAutoSortChange() {
      this.savePalletTypeConfig()
    },
    handleForceFullPalletOutChange() {
      this.savePalletTypeConfig()
    },
    // 统一自动分拣禁用策略：强制整托、类型不支持、已有明细三类场景锁定 - rqrq
    updateAutoSortControl() {
      if (this.forceFullPalletOut || this.currentPalletType === 'A0103') {
        this.currentAutoSort = 'N'
        this.autoSortDisabled = true
        return
      }
      if (this.currentWcsAutoSort === 'N') {
        this.currentAutoSort = 'N'
        this.autoSortDisabled = true
        return
      }
      this.autoSortDisabled = this.detailList.length > 0
    },
    savePalletTypeConfig() {
      if (this.interfaceBusy) {
        return
      }
      this.palletConfigLoading = true
      updatePalletTypeAndAutoSort({
        site: this.site,
        palletId: this.palletCode,
        palletType: this.currentPalletType,
        autoSort: this.currentAutoSort,
        forceFullPalletOut: this.forceFullPalletOut
      }).finally(() => {
        this.palletConfigLoading = false
      })
    },
    // 打开扫码弹窗并初始化网格数据，交互与原PDA页面一致 - rqrq
    showScanModal() {
      this.scanModalVisible = true
      this.scanCode = ''
      this.currentSelectedPosition = ''
      this.needRefreshOnClose = false
      if (this.operationType === 'in') {
        this.scanLayer = 1
        this.loadLayerOptions()
      } else {
        this.$nextTick(() => {
          if (this.$refs.scanInput) {
            this.$refs.scanInput.focus()
          }
        })
      }
    },
    showDetailModal() {
      this.detailModalVisible = true
    },
    // 计算当前可选层数并刷新位置网格，保持“按层扫描”体验一致 - rqrq
    loadLayerOptions() {
      getPalletDetails({
        site: this.site,
        palletId: this.palletCode,
        position: '',
        layer: null
      }).then(({ data }) => {
        if (data && data.code === 0) {
          const details = data.details || []
          let maxExistingLayer = 0
          if (details.length > 0) {
            maxExistingLayer = Math.max(...details.map((d) => d.layer || 0))
          }
          if (this.currentMaxLayer === 0) {
            this.currentMixedMode = false
            this.scanLayerOptions = Array.from({ length: maxExistingLayer + 1 }, (_, i) => i + 1)
          } else {
            this.currentMixedMode = false
            this.scanLayerOptions = Array.from({ length: this.currentMaxLayer }, (_, i) => i + 1)
          }
          this.loadAvailablePositions()
        } else {
          this.$alert((data && data.msg) || '获取栈板信息失败', '错误', { confirmButtonText: '确定' })
        }
      }).catch(() => {
        this.$alert('获取栈板信息失败', '错误', { confirmButtonText: '确定' })
      })
    },
    // 按层加载位置网格与可扫位置，确保禁用态/加载态与原页面一致 - rqrq
    loadAvailablePositions() {
      this.positionGridLoading = true
      this.availablePositions = []
      getPalletDetails({
        site: this.site,
        palletId: this.palletCode,
        position: '',
        layer: this.scanLayer
      }).then(({ data: detailData }) => {
        const positionCountMap = {}
        if (detailData && detailData.code === 0) {
          const details = detailData.details || []
          details.forEach((detail) => {
            const pos = detail.position
            positionCountMap[pos] = (positionCountMap[pos] || 0) + 1
          })
        }
        return getAvailablePositionsForLayer({
          site: this.site,
          palletId: this.palletCode,
          layer: this.scanLayer
        }).then(({ data }) => {
          if (data && data.code === 0) {
            const result = data.data || {}
            const positions = result.positions || []
            this.availablePositions = result.availablePositions || []
            this.positionGrid = positions.map((position) => ({
              position,
              count: positionCountMap[position] || 0
            }))
          } else {
            this.availablePositions = []
            this.positionGrid = []
            this.$alert((data && data.msg) || '获取位置信息失败', '错误', { confirmButtonText: '确定' })
          }
        })
      }).catch(() => {
        this.availablePositions = []
        this.positionGrid = []
        this.$alert('获取位置信息失败', '错误', { confirmButtonText: '确定' })
      }).finally(() => {
        this.positionGridLoading = false
      })
    },
    handleLayerClick(layer) {
      if (this.scanLayer === layer) {
        return
      }
      this.scanLayer = layer
      this.currentSelectedPosition = ''
      this.loadAvailablePositions()
    },
    handlePositionClick(position) {
      if (this.positionGridLoading) {
        this.$message.warning('位置信息加载中，请稍候')
        return
      }
      if (!this.availablePositions.includes(position)) {
        this.$message.warning('该位置不可用')
        return
      }
      this.currentSelectedPosition = position
      this.scanPosition = position
      this.$nextTick(() => {
        if (this.$refs.scanInput) {
          this.$refs.scanInput.focus()
        }
      })
    },
    moveFocusToScanInput() {
      this.$nextTick(() => {
        if (this.$refs.scanInput) {
          this.$refs.scanInput.focus()
        }
      })
    },
    closeScanModal() {
      this.scanModalVisible = false
      if (this.needRefreshOnClose) {
        this.refreshTable()
        this.needRefreshOnClose = false
      }
    },
    loadSortingListIfNeeded() {
      if (this.sortingList.length > 0) {
        return Promise.resolve(this.sortingList)
      }
      return getSortingList({
        site: this.site,
        palletId: this.palletCode
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.sortingList = data.rfidList || []
          return this.sortingList
        }
        throw new Error((data && data.msg) || '获取分拣清单失败')
      })
    },
    // 分拣扫码：扫进需命中分拣清单并缓存原位置，扫回需按缓存恢复 - rqrq
    handleLabelScan() {
      if (!this.ensureSite()) {
        return
      }
      if (this.interfaceBusy) {
        return
      }
      if (!this.scanCode || !this.scanCode.trim()) {
        this.scanCode = ''
        this.$alert('请输入标签编码', '错误', { confirmButtonText: '确定' })
        this.moveFocusToScanInput()
        return
      }
      if (this.operationType === 'in') {
        if (!this.scanPosition) {
          this.scanCode = ''
          this.$alert('请选择位置', '错误', { confirmButtonText: '确定' })
          this.moveFocusToScanInput()
          return
        }
        if (!this.scanLayer) {
          this.scanCode = ''
          this.$alert('请选择层数', '错误', { confirmButtonText: '确定' })
          this.moveFocusToScanInput()
          return
        }
        this.scanRequestLoading = true
        this.loadSortingListIfNeeded()
          .then((list) => {
            if (list.length === 0) {
              throw new Error('当前不存在分拣任务')
            }
            if (!list.includes(this.scanCode)) {
              throw new Error('该标签不在分拣清单中')
            }
            return getLabelInfo({
              site: this.site,
              serialNo: this.scanCode
            }).then(({ data }) => {
              const original = data && data.code === 0 ? data.row : null
              return savePalletDetail({
                site: this.site,
                palletId: this.palletCode,
                position: this.scanPosition,
                layer: this.scanLayer,
                serialNo: this.scanCode,
                sortFlag: 1
              }).then(({ data: saveData }) => {
                if (saveData && saveData.code === 0) {
                  if (original) {
                    this.originalDetailCache[this.scanCode] = {
                      palletId: original.palletId || '',
                      position: original.position || '',
                      layer: original.layer || 1,
                      partNo: original.partNo || '',
                      createDate: original.createDate,
                      createBy: original.createBy || '',
                      // 保留原始wcsFlag语义：当原值为0时不能被“|| 1”吞掉，否则扫回会错误变成增量 - rqrq
                      wcsFlag: original.wcsFlag === null || original.wcsFlag === undefined ? 0 : original.wcsFlag
                    }
                  }
                  this.$message.success('分拣扫进成功')
                  this.needRefreshOnClose = true
                  this.scanCode = ''
                  this.loadLayerOptions()
                  this.moveFocusToScanInput()
                  return
                }
                throw new Error((saveData && saveData.msg) || '分拣扫进失败')
              })
            })
          })
          .catch((error) => {
            this.$alert(error.message || '分拣扫进失败', '错误', { confirmButtonText: '确定' })
            this.scanCode = ''
            this.moveFocusToScanInput()
          })
          .finally(() => {
            this.scanRequestLoading = false
          })
      } else {
        const original = this.originalDetailCache[this.scanCode]
        if (!original) {
          this.$alert('未找到该标签原始位置缓存，无法扫回', '提示', { confirmButtonText: '确定' })
          this.scanCode = ''
          this.moveFocusToScanInput()
          return
        }
        this.scanRequestLoading = true
        restorePalletDetail({
          site: this.site,
          serialNo: this.scanCode,
          originalPalletId: original.palletId,
          originalPosition: original.position,
          originalLayer: original.layer,
          partNo: original.partNo,
          createDate: original.createDate,
          createBy: original.createBy,
          // 分拣扫回固定回写0：语义是“恢复到已推送基线”，不把扫回数据再次当增量 - rqrq
          wcsFlag: 0
        }).then(({ data }) => {
          if (data && data.code === 0) {
            delete this.originalDetailCache[this.scanCode]
            this.$message.success('分拣扫回成功')
            this.needRefreshOnClose = true
            this.scanCode = ''
            this.moveFocusToScanInput()
          } else {
            this.scanCode = ''
            this.$alert((data && data.msg) || '分拣扫回失败', '错误', { confirmButtonText: '确定' })
            this.moveFocusToScanInput()
          }
        }).catch((error) => {
          this.scanCode = ''
          this.$alert(error.message || '分拣扫回失败', '错误', { confirmButtonText: '确定' })
          this.moveFocusToScanInput()
        }).finally(() => {
          this.scanRequestLoading = false
        })
      }
    },
    submitSorting() {
      if (!this.ensureSite()) {
        return
      }
      if (this.interfaceBusy) {
        return
      }
      if (!this.palletScanned) {
        this.$alert('请先扫描栈板', '提示', { confirmButtonText: '确定' })
        return
      }
      this.submitSortingLoading = true
      completePalletAssemblyForFenJian({
        site: this.site,
        palletId: this.palletCode
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.sortingList = []
          this.$message.success('分拣提交成功')
        } else {
          this.$alert((data && data.msg) || '分拣提交失败', '错误', { confirmButtonText: '确定' })
        }
      }).catch((error) => {
        this.$alert(error.message || '分拣提交失败', '错误', { confirmButtonText: '确定' })
      }).finally(() => {
        this.submitSortingLoading = false
      })
    },
    // 结束分拣动作仅走海安后端分流，不创建WMS运输任务 - rqrq
    submitFinishSorting() {
      if (!this.ensureSite()) {
        return
      }
      if (this.interfaceBusy) {
        return
      }
      if (!this.palletScanned) {
        this.$alert('请先扫描栈板', '提示', { confirmButtonText: '确定' })
        return
      }
      this.finishSortingLoading = true
      finishSorting({
        site: this.site,
        palletId: this.palletCode
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.$message.success('结束分拣成功')
          this.resetPage()
        } else {
          this.$alert((data && data.msg) || '结束分拣失败', '错误', { confirmButtonText: '确定' })
        }
      }).catch((error) => {
        this.$alert(error.message || '结束分拣失败', '错误', { confirmButtonText: '确定' })
      }).finally(() => {
        this.finishSortingLoading = false
      })
    }
  },
  // keep-alive页面重新激活时统一重置，确保每次进入都是干净态 - rqrq
  activated() {
    this.resetPage(true)
  },
  // 离开页面时主动清空，避免返回菜单后二次进入看到上次分拣数据 - rqrq
  beforeRouteLeave(to, from, next) {
    this.resetPage(false)
    next()
  },
  mounted() {
    this.resetPage(true)
  }
}
</script>

<style scoped>
.header-action-disabled {
  opacity: 0.5;
  pointer-events: none;
}

.detail-table {
  background: white;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid #e0e0e0;
}

.table-header,
.table-row {
  display: flex;
  align-items: center;
  padding: 8px;
  border-bottom: 1px solid #e0e0e0;
}

.table-header {
  background: #f5f5f5;
  font-weight: bold;
  font-size: 14px;
}

.col-position {
  flex: 1;
  text-align: center;
}

.col-layer {
  flex: 1;
  text-align: center;
}

.col-serial {
  flex: 4;
  text-align: center;
  word-break: break-all;
}

.empty-row {
  justify-content: center;
  align-items: center;
  padding: 20px;
  border-bottom: none;
}

.empty-hint {
  text-align: center;
  color: #999;
  width: 100%;
}

.scan-modal-content {
  padding: 10px 0;
}

.modal-form {
  margin-bottom: 16px;
}

.dialog-footer {
  text-align: center;
}

.action-btn.warning {
  background-color: #E6A23C;
  border-color: #E6A23C;
  color: white;
}

.action-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background-color: #ccc !important;
  border-color: #ccc !important;
}

::v-deep .el-dialog__wrapper {
  z-index: 2000 !important;
}

::v-deep .el-overlay {
  z-index: 2000 !important;
}

::v-deep .el-radio {
  margin-right: 8px !important;
}

::v-deep .el-radio__label {
  font-size: 14px;
}

/* 层数网格样式，保持与原PDA页面一致 - rqrq */
.layer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.layer-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  height: 45px;
  padding: 0 12px;
  background-color: #fff;
  border: 2px solid #dcdfe6;
  border-radius: 6px;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
  user-select: none;
}

.layer-item:hover {
  border-color: #409eff;
  background-color: #ecf5ff;
}

.layer-item.layer-selected {
  border-color: #409eff;
  background-color: #409eff;
  color: #fff;
}

/* 位置网格样式，保持与原PDA页面一致 - rqrq */
.position-grid {
  display: grid;
  gap: 10px;
  margin-top: 8px;
  position: relative;
}

.position-grid.position-grid-1 {
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
}

.position-grid.position-grid-4 {
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  grid-auto-flow: column;
}

.position-grid.position-grid-9 {
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  grid-auto-flow: row;
}

.position-item.position-placeholder {
  background-color: #f0f0f0 !important;
  border: 1px dashed #d0d0d0 !important;
  color: transparent !important;
  cursor: not-allowed !important;
  pointer-events: none !important;
}

.position-grid.position-grid-loading {
  opacity: 0.7;
  pointer-events: none;
}

.position-item {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  background-color: #fff;
  border: 2px solid #dcdfe6;
  border-radius: 6px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
  user-select: none;
}

.position-item:hover:not(.position-disabled) {
  border-color: #409eff;
  background-color: #ecf5ff;
}

.position-item.position-selected {
  border-color: #409eff;
  background-color: #409eff;
  color: #fff;
}

.position-item.position-disabled {
  background-color: #f5f7fa;
  color: #c0c4cc;
  cursor: not-allowed;
  opacity: 0.6;
}

.position-item.position-loading {
  background: linear-gradient(90deg, #f5f7fa 25%, #e4e7ed 50%, #f5f7fa 75%);
  background-size: 200% 100%;
  animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}
</style>