<template>
  <div class="app-container">
    <template v-if="stockIo && stockIo.stockIoId">
      <!-- 主表信息 -->
      <el-descriptions :title="'单号：' + (stockIo.stockIoCode || '-')" :column="2" border>
        <el-descriptions-item label="类型">{{ stockIo.ioType }}</el-descriptions-item>
        <el-descriptions-item label="业务类型">{{ stockIo.bizType }}</el-descriptions-item>
        <el-descriptions-item label="状态">
          <el-tag :type="stockIo.status === 2 ? 'success' : 'info'">
            {{ stockIo.status === 2 ? '已审核' : (stockIo.status === 0 ? '草稿' : '未审核') }}
          </el-tag>
        </el-descriptions-item>
        <el-descriptions-item label="备注">{{ stockIo.remark }}</el-descriptions-item>
      </el-descriptions>
      <br />
      <!-- 明细表格 -->
      <el-row :gutter="10" class="mb8">
        <el-col :span="1.5">
          <el-button
            type="primary"
            plain
            icon="el-icon-plus"
            size="mini"
            @click="handleAdd"
            v-hasPermi="['klp:stockIoDetail:add']"
          >新增</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="success"
            plain
            icon="el-icon-edit"
            size="mini"
            :disabled="single"
            @click="handleUpdate"
            v-hasPermi="['klp:stockIoDetail:edit']"
          >修改</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="danger"
            plain
            icon="el-icon-delete"
            size="mini"
            :disabled="multiple"
            @click="handleDelete"
            v-hasPermi="['klp:stockIoDetail:remove']"
          >删除</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="warning"
            plain
            icon="el-icon-download"
            size="mini"
            @click="handleExport"
            v-hasPermi="['klp:stockIoDetail:export']"
          >导出</el-button>
        </el-col>
        <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
      </el-row>
      <el-table v-loading="loading" :data="stockIoDetailList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column label="明细ID" align="center" prop="detailId"/>
        <el-table-column label="库区/库位ID" align="center" prop="warehouseId" />
        <el-table-column 
          v-if="stockIo.ioType === 'transfer'" 
          label="源库区/库位ID" 
          align="center" 
          prop="fromWarehouseId" 
        />
        <el-table-column label="物品类型" align="center" prop="itemType" />
        <el-table-column label="物品ID" align="center" prop="itemId" />
        <el-table-column label="数量" align="center" prop="quantity" />
        <el-table-column label="单位" align="center" prop="unit" />
        <el-table-column label="批次号" align="center" prop="batchNo" />
        <el-table-column label="备注" align="center" prop="remark" />
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template slot-scope="scope">
            <el-button
              size="mini"
              type="text"
              icon="el-icon-edit"
              @click="handleUpdate(scope.row)"
              v-hasPermi="['klp:stockIoDetail:edit']"
            >修改</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleDelete(scope.row)"
              v-hasPermi="['klp:stockIoDetail:remove']"
            >删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <pagination
        v-show="total>0"
        :total="total"
        :page.sync="queryParams.pageNum"
        :limit.sync="queryParams.pageSize"
        @pagination="getList"
      />
      <!-- 操作按钮 -->
      <div style="margin-top: 20px; text-align: right;">
        <!-- 状态修改按钮 -->
        <el-button
          v-if="stockIo.status === 0"
          type="warning"
          :loading="statusLoading"
          @click="handleUpdateStatus"
        >{{ getStatusButtonText() }}</el-button>
        
        <!-- 审核按钮 -->
        <el-button
          v-if="stockIo.status === 1"
          type="primary"
          :loading="auditLoading"
          @click="handleAudit"
        >审核</el-button>
      </div>
      <!-- 明细编辑弹窗 -->
      <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
        <el-form ref="form" :model="form" :rules="rules" label-width="120px">
          <el-form-item label="出入库单ID" prop="stockIoId">
            <el-input v-model="form.stockIoId" placeholder="请输入出入库单ID" :disabled="true" />
          </el-form-item>
          <el-form-item label="库区/库位" prop="warehouseId">
            <warehouse-select v-model="form.warehouseId" placeholder="请选择库区/库位" />
          </el-form-item>
          <el-form-item 
            v-if="stockIo.ioType === 'transfer'" 
            label="源库区/库位" 
            prop="fromWarehouseId"
          >
            <warehouse-select v-model="form.fromWarehouseId" placeholder="请选择源库区/库位" />
          </el-form-item>
          <el-form-item label="物品类型" prop="itemType">
            <el-select v-model="form.itemType" placeholder="请选择物品类型" style="width: 100%">
              <el-option label="原材料" value="raw_material"></el-option>
              <el-option label="产品" value="product"></el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="物品ID" prop="itemId">
            <el-input v-model="form.itemId" placeholder="请输入物品ID" />
          </el-form-item>
          <el-form-item label="数量" prop="quantity">
            <el-input v-model="form.quantity" placeholder="请输入数量" />
          </el-form-item>
          <el-form-item label="单位" prop="unit">
            <el-input v-model="form.unit" placeholder="请输入单位" />
          </el-form-item>
          <el-form-item label="批次号" prop="batchNo">
            <el-input v-model="form.batchNo" placeholder="请输入批次号" />
          </el-form-item>
          <el-form-item label="备注" prop="remark">
            <el-input v-model="form.remark" placeholder="请输入备注" />
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </el-dialog>
    </template>
    <template v-else>
      <div style="height:200px;text-align:center;line-height:200px;">未获取到主表数据</div>
    </template>
  </div>
</template>

<script>
import { listStockIoDetail, getStockIoDetail, delStockIoDetail, addStockIoDetail, updateStockIoDetail } from "@/api/wms/stockIoDetail";
import { auditStockIo, updateStockIoStatus } from "@/api/wms/stockIo";
import WarehouseSelect from '@/components/WarehouseSelect';

export default {
  name: "StockIoDetailPanel",
  components: {
    WarehouseSelect
  },
  props: {
    stockIo: {
      type: Object,
      required: true
    }
  },
  data() {
    return {
      loading: true,
      stockIoDetailList: [],
      total: 0,
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        stockIoId: undefined
      },
      auditLoading: false,
      open: false,
      title: '',
      form: {},
      buttonLoading: false,
      rules: {
        warehouseId: [
          { required: true, message: "库区/库位不能为空", trigger: "blur" }
        ],
        itemType: [
          { required: true, message: "物品类型不能为空", trigger: "blur" }
        ],
        itemId: [
          { required: true, message: "物品ID不能为空", trigger: "blur" }
        ],
        quantity: [
          { required: true, message: "数量不能为空", trigger: "blur" }
        ],
        unit: [
          { required: true, message: "单位不能为空", trigger: "blur" }
        ]
      },
      ids: [],
      single: true,
      multiple: true,
      statusLoading: false // 新增状态修改按钮加载状态
    };
  },
  watch: {
    'stockIo.stockIoId': {
      handler(val) {
        if (val) {
          this.queryParams.stockIoId = val;
          this.getList();
        }
      },
      immediate: true
    }
  },
  mounted() {
    if (this.stockIo && this.stockIo.stockIoId) {
      this.queryParams.stockIoId = this.stockIo.stockIoId;
      this.getList();
    }
  },
  methods: {
    getList() {
      if (!this.queryParams.stockIoId) return;
      this.loading = true;
      listStockIoDetail(this.queryParams).then(response => {
        this.stockIoDetailList = response.rows;
        this.total = response.total;
      }).finally(() => {
        this.loading = false;
      });
    },
    handleAudit() {
      // 检查是否有明细数据
      if (!this.stockIoDetailList || this.stockIoDetailList.length === 0) {
        this.$modal.msgError('请先添加明细数据');
        return;
      }
      
      // 确认审核
      this.$modal.confirm('确认要审核此出入库单吗？审核后将影响库存数据。').then(() => {
        this.auditLoading = true;
        auditStockIo(this.stockIo.stockIoId).then(response => {
          this.$modal.msgSuccess('审核成功');
          // 更新主表状态
          this.$set(this.stockIo, 'status', 2);
          // 刷新明细列表
          this.getList();
          // 通知父组件状态已更新
          this.$emit('status-changed', this.stockIo);
        }).catch(error => {
          console.error('审核失败:', error);
          this.$modal.msgError('审核失败：' + (error.message || '未知错误'));
        }).finally(() => {
          this.auditLoading = false;
        });
      }).catch(() => {
        // 用户取消审核
      });
    },
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.detailId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    handleAdd() {
      this.reset();
      this.form.stockIoId = this.stockIo.stockIoId;
      this.open = true;
      this.title = "添加出入库单明细";
    },
    handleUpdate(row) {
      this.loading = true;
      this.reset();
      const detailId = row.detailId || this.ids
      getStockIoDetail(detailId).then(response => {
        this.loading = false;
        this.form = response.data;
        this.open = true;
        this.title = "修改出入库单明细";
      });
    },
    submitForm() {
      // 动态添加源库位验证规则
      if (this.stockIo.ioType === 'transfer') {
        this.$set(this.rules, 'fromWarehouseId', [
          { required: true, message: "源库区/库位不能为空", trigger: "blur" }
        ]);
      } else {
        this.$delete(this.rules, 'fromWarehouseId');
      }
      
      this.$refs["form"].validate(valid => {
        if (valid) {
          this.buttonLoading = true;
          if (this.form.detailId != null) {
            updateStockIoDetail(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            }).finally(() => {
              this.buttonLoading = false;
            });
          } else {
            addStockIoDetail(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            }).finally(() => {
              this.buttonLoading = false;
            });
          }
        }
      });
    },
    handleDelete(row) {
      const detailIds = row.detailId || this.ids;
      this.$modal.confirm('是否确认删除出入库单明细编号为"' + detailIds + '"的数据项？').then(() => {
        this.loading = true;
        return delStockIoDetail(detailIds);
      }).then(() => {
        this.loading = false;
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      }).finally(() => {
        this.loading = false;
      });
    },
    reset() {
      this.form = {
        detailId: undefined,
        stockIoId: undefined,
        warehouseId: undefined,
        fromWarehouseId: undefined,
        itemType: undefined,
        itemId: undefined,
        quantity: undefined,
        unit: undefined,
        batchNo: undefined,
        remark: undefined
      };
      this.resetForm("form");
    },
    cancel() {
      this.open = false;
      this.reset();
    },
    handleExport() {
      this.download('klp/stockIoDetail/export', {
        ...this.queryParams
      }, `stockIoDetail_${new Date().getTime()}.xlsx`)
    },
    getAuditButtonText() {
      if (this.stockIo.ioType === 'in') {
        return '确认入库/审核';
      } else if (this.stockIo.ioType === 'out') {
        return '确认出库/审核';
      } else if (this.stockIo.ioType === 'transfer') {
        return '确认移库/审核';
      } else {
        return '审核';
      }
    },
    getStatusButtonText() {
      if (this.stockIo.ioType === 'in') {
        return '确认入库';
      } else if (this.stockIo.ioType === 'out') {
        return '确认出库';
      } else if (this.stockIo.ioType === 'transfer') {
        return '确认移库';
      } else {
        return '修改状态';
      }
    },
    handleUpdateStatus() {
      // 检查是否有明细数据
      if (!this.stockIoDetailList || this.stockIoDetailList.length === 0) {
        this.$modal.msgError('请先添加明细数据');
        return;
      }
      
      this.$modal.confirm('确认要提交此出入库单吗？提交后将无法修改明细。').then(() => {
        this.statusLoading = true;
        updateStockIoStatus(this.stockIo.stockIoId, 1).then(response => {
          this.$modal.msgSuccess('状态更新成功');
          // 更新主表状态
          this.$set(this.stockIo, 'status', 1);
          // 通知父组件状态已更新
          this.$emit('status-changed', this.stockIo);
        }).catch(error => {
          console.error('状态更新失败:', error);
          this.$modal.msgError('状态更新失败：' + (error.message || '未知错误'));
        }).finally(() => {
          this.statusLoading = false;
        });
      }).catch(() => {
        // 用户取消状态更新
      });
    }
  }
}
</script>

