<template>
  <div class="production-line-page">
    <el-tabs v-model="activeTab">
      <el-tab-pane label="列表" name="list">
        <!-- 原有列表内容 -->
        <div v-show="activeTab === 'list'">
          <!-- 保持原有内容不变 -->
          <div class="list-content">
            <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
              <el-form-item label="产线编号" prop="lineCode">
                <el-input
                  v-model="queryParams.lineCode"
                  placeholder="请输入产线编号"
                  clearable
                  @keyup.enter.native="handleQuery"
                />
              </el-form-item>
              <el-form-item label="产线名称" prop="lineName">
                <el-input
                  v-model="queryParams.lineName"
                  placeholder="请输入产线名称"
                  clearable
                  @keyup.enter.native="handleQuery"
                />
              </el-form-item>

              <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
              </el-form-item>
            </el-form>

            <el-row :gutter="10" class="mb8">
              <el-col :span="1.5">
                <el-button
                  type="primary"
                  plain
                  icon="el-icon-plus"
                  size="mini"
                  @click="handleAdd"
                >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"
                >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"
                >删除</el-button>
              </el-col>
              <el-col :span="1.5">
                <el-button
                  type="warning"
                  plain
                  icon="el-icon-download"
                  size="mini"
                  @click="handleExport"
                >导出</el-button>
              </el-col>
              <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
            </el-row>

            <el-table v-loading="loading" :data="productionLineList" @selection-change="handleSelectionChange">
              <el-table-column type="selection" width="55" align="center" />
              <el-table-column label="产线编号" align="center" prop="lineCode" />
              <el-table-column label="产线名称" align="center" prop="lineName" />
              <el-table-column label="日产能" align="center" prop="capacity" />
              <el-table-column label="负载任务数/预计耗时" align="center" prop="unit">
                <template slot-scope="scope">
                  <span>{{ scope.row.planDetailCount }}</span> / 
                  <span>{{ scope.row.totalPlanDays }}天</span>
                </template>
              </el-table-column>
              <el-table-column label="产能单位" align="center" prop="unit" />
              <el-table-column label="是否启用" align="center" prop="isEnabled">
                <template slot-scope="scope">
                  <el-switch
                    v-model="scope.row.isEnabled"
                    :active-value="1"
                    :inactive-value="0"
                    active-text="启用"
                    inactive-text="禁用"
                    @change="handleEnabledChange(scope.row)"
                  />
                </template>
              </el-table-column>
              <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)"
                  >修改</el-button>
                  <el-button
                    size="mini"
                    type="text"
                    icon="el-icon-delete"
                    @click="handleDelete(scope.row)"
                  >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"
            />

            <!-- 添加或修改产线对话框 -->
            <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
              <el-form ref="form" :model="form" :rules="rules" label-width="80px">
                <el-form-item label="产线编号" prop="lineCode">
                  <el-input v-model="form.lineCode" placeholder="请输入产线编号" />
                </el-form-item>
                <el-form-item label="产线名称" prop="lineName">
                  <el-input v-model="form.lineName" placeholder="请输入产线名称" />
                </el-form-item>
                <el-form-item label="日产能" prop="capacity">
                  <el-input v-model="form.capacity" placeholder="请输入日产能" />
                </el-form-item>
                <el-form-item label="产能单位" prop="unit">
                  <el-input v-model="form.unit" placeholder="请输入产能单位" />
                </el-form-item>
                <el-form-item label="是否启用" prop="isEnabled">
                  <el-switch
                    v-model="form.isEnabled"
                    :active-value="1"
                    :inactive-value="0"
                    active-text="启用"
                    inactive-text="禁用"
                  />
                </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>
          </div>
        </div>
      </el-tab-pane>
      <el-tab-pane label="甘特图" name="gantt">
        <div v-show="activeTab === 'gantt'">
          <div style="margin-bottom: 16px; display: flex; gap: 16px; align-items: center;">
            <el-select v-model="selectedLineId" placeholder="选择产线" style="width: 180px" @change="fetchGanttData">
              <el-option v-for="item in lineList" :key="item.lineId" :label="item.lineName" :value="item.lineId" />
            </el-select>
          </div>
          <GanttChartEcharts :tasks="ganttTasks" v-if="ganttTasks.length > 0" />
          <el-empty v-else description="暂无甘特图数据" />
        </div>
      </el-tab-pane>
    </el-tabs>
  </div>
</template>

<script>
import GanttChartEcharts from './GanttChartEcharts.vue';
import { listProductionLine, getProductionLine, delProductionLine, addProductionLine, updateProductionLine, ganttProductionLine } from "@/api/wms/productionLine";
import { listOrder } from '@/api/wms/order';

export default {
  name: "ProductionLine",
  components: { GanttChartEcharts },
  data() {
    return {
      // 按钮loading
      buttonLoading: false,
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 产线表格数据
      productionLineList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 20,
        lineCode: undefined,
        lineName: undefined,
        capacity: undefined,
        unit: undefined,
        isEnabled: undefined,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        lineCode: [
          { required: true, message: "产线编号不能为空", trigger: "blur" }
        ],
        lineName: [
          { required: true, message: "产线名称不能为空", trigger: "blur" }
        ],
        capacity: [
          { required: true, message: "日产能不能为空", trigger: "blur" }
        ],
        unit: [
          { required: true, message: "产能单位不能为空", trigger: "blur" }
        ],
        isEnabled: [
          { required: true, message: "是否启用不能为空", trigger: "blur" }
        ],
      },
      activeTab: 'list',
      lineList: [],
      orderList: [],
      selectedLineId: null,
      selectedOrderId: null,
      ganttTasks: [],
      ganttOrders: [],
      ganttOrder: {},
      ganttOrderDetails: []
    };
  },
  created() {
    this.getList();
    this.loadLines();
    this.loadOrders();
  },
  methods: {
    /** 查询产线列表 */
    getList() {
      this.loading = true;
      listProductionLine(this.queryParams).then(response => {
        this.productionLineList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        lineId: undefined,
        lineCode: undefined,
        lineName: undefined,
        capacity: undefined,
        unit: undefined,
        isEnabled: undefined,
        remark: undefined,
        createTime: undefined,
        createBy: undefined,
        updateTime: undefined,
        updateBy: undefined
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.lineId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加产线";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.loading = true;
      this.reset();
      const lineId = row.lineId || this.ids
      getProductionLine(lineId).then(response => {
        this.loading = false;
        this.form = response.data;
        this.open = true;
        this.title = "修改产线";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          this.buttonLoading = true;
          if (this.form.lineId != null) {
            updateProductionLine(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            }).finally(() => {
              this.buttonLoading = false;
            });
          } else {
            addProductionLine(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            }).finally(() => {
              this.buttonLoading = false;
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const lineIds = row.lineId || this.ids;
      this.$modal.confirm('是否确认删除产线编号为"' + lineIds + '"的数据项？').then(() => {
        this.loading = true;
        return delProductionLine(lineIds);
      }).then(() => {
        this.loading = false;
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      }).finally(() => {
        this.loading = false;
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('wms/productionLine/export', {
        ...this.queryParams
      }, `productionLine_${new Date().getTime()}.xlsx`)
    },
    handleEnabledChange(row) {
      // 只更新isEnabled字段
      const updateData = {
        lineId: row.lineId,
        isEnabled: row.isEnabled
      };
      this.loading = true;
      updateProductionLine(updateData)
        .then(() => {
          this.$modal.msgSuccess("状态更新成功");
        })
        .catch(() => {
          this.$modal.msgError("状态更新失败");
          // 回滚状态
          row.isEnabled = row.isEnabled === 1 ? 0 : 1;
        })
        .finally(() => {
          this.loading = false;
        });
    },
    loadLines() {
      listProductionLine({}).then(res => {
        this.lineList = res.rows || [];
      });
    },
    loadOrders() {
      listOrder({}).then(res => {
        this.orderList = res.rows || [];
      });
    },
    fetchGanttData() {
      if (!this.selectedLineId) {
        this.ganttTasks = [];
        this.ganttOrders = [];
        return;
      }
      ganttProductionLine({
        lineId: this.selectedLineId
      }).then(res => {
        this.ganttTasks = res.data.tasks || [];
        this.ganttOrders = res.data.orders || [];
      });
    }
  }
};
</script>

<style scoped>
.production-line-page {
  padding: 16px;
}
</style>
