diff --git a/src/views/productionSchedulingPlan/schedulingDashboard/container.vue b/src/views/productionSchedulingPlan/schedulingDashboard/container.vue
index a76e0be..0f0176a 100644
--- a/src/views/productionSchedulingPlan/schedulingDashboard/container.vue
+++ b/src/views/productionSchedulingPlan/schedulingDashboard/container.vue
@@ -74,7 +74,7 @@
               start-placeholder="开始日期"
               end-placeholder="结束日期"
               size="medium"
-              :clearable="false"
+              :clearable="true"
               :shortcuts="pickerOptions.shortcuts"
             ></el-date-picker>
           </el-form-item>
@@ -463,6 +463,8 @@ export default {
   name: 'GanttChart',
   data() {
     return {
+      latestPlanEndTime: null, //新增：用于存储最晚计划结束时间
+      earliestPlanStartTime: null, // 新增：用于存储最早计划开始时间
       valuerrr: '铜合金化学镀镍', //
       loading: false,
       formLabelAlign: {
@@ -561,6 +563,12 @@ export default {
         start.setHours(0, 0, 0, 0);
         return start;
       }
+      if (this.earliestPlanStartTime) {
+        const base = new Date(this.earliestPlanStartTime);
+        base.setHours(0, 0, 0, 0); // 这就是“年月日 00:00:00”
+        return base;
+      }
+
       // 默认显示当前日期
       const now = new Date();
       const base = new Date(now.getFullYear(), now.getMonth(), now.getDate(), 0, 0, 0);
@@ -573,6 +581,12 @@ export default {
         end.setHours(23, 59, 59, 999);
         return end;
       }
+      // 如果没有时间范围，但有数据，则用最晚计划结束时间
+      if (this.latestPlanEndTime) {
+        const end = new Date(this.latestPlanEndTime);
+        end.setHours(23, 59, 59, 999);
+        return end;
+      }
       // 默认显示当前日期+2天
       const now = new Date();
       const base = new Date(now.getFullYear(), now.getMonth(), now.getDate() + 2, 23, 59, 59, 999);
@@ -828,7 +842,7 @@ export default {
       // 参数变化时的处理逻辑
       // this.formLabelAlign.teamId = this.tsId;
       // this.formLabelAlign.teamName = this.tsName;
-     
+
       this.updateTime();
       // 根据参数加载数据
       // this.getData();
@@ -949,8 +963,8 @@ export default {
       if (this.legendStatus.pending) {
         this.formLabelAlign.planStatusList.push('1');
       }
-      if(type=='reset'){
-        sessionStorage.setItem('formLabelAlign',JSON.stringify(this.formLabelAlign))
+      if (type == 'reset') {
+        
       }
 
       this.getData();
@@ -1051,17 +1065,17 @@ export default {
 
     // 数据获取
     async getData(params) {
-      if (this.formLabelAlign.timeRange.length > 0) {
-        this.formLabelAlign.startTime = this.formLabelAlign.timeRange[0];
-        this.formLabelAlign.endTime = this.formLabelAlign.timeRange[1];
-      }
       // if (this.formLabelAlign.planStatusList.length <= 0) {
       //   this.formLabelAlign.planStatusList = [];
       // }
-       let seeData = sessionStorage.getItem('formLabelAlign');
+      let seeData = sessionStorage.getItem('formLabelAlign');
       if (seeData) {
         this.formLabelAlign = JSON.parse(seeData);
       }
+      if (this.formLabelAlign.timeRange && this.formLabelAlign.timeRange.length > 0) {
+        this.formLabelAlign.startTime = this.formLabelAlign.timeRange[0];
+        this.formLabelAlign.endTime = this.formLabelAlign.timeRange[1];
+      }
       this.loading = true;
       await getData(this.formLabelAlign).then(res => {
         this.processData(res.data.data);
@@ -1167,7 +1181,7 @@ export default {
         woReleaseMap[order.woCode] = order.receiveTime;
       });
 
-      // 3. 对 tasks 按其所属订单的 receiveTime 升序
+      // 3. 对 tasks 按其所属订单的 receiveTime 
       tasks.sort((a, b) => {
         const dateA = new Date(woReleaseMap[a.woCode] || '1970-01-01');
         const dateB = new Date(woReleaseMap[b.woCode] || '1970-01-01');
@@ -1178,7 +1192,28 @@ export default {
       this.allOrders = orders;
       this.totalOrders = orders.length;
       this.taskData = tasks;
+      let earliest = null;
+      let latest = null;
+      tasks.forEach(task => {
+        if (task.planStartTime) {
+          const taskTime = new Date(task.planStartTime).getTime();
+
+          if (earliest === null || taskTime < earliest) {
+            earliest = taskTime;
+          }
+        }
+        if (task.planEndTime) {
+          const taskTime = new Date(task.planEndTime).getTime();
+          if (latest === null || taskTime > latest) {
+            latest = taskTime;
+          }
+        }
+      });
+
+      this.earliestPlanStartTime = earliest ? new Date(earliest) : null;
+      this.latestPlanEndTime = latest ? new Date(latest) : null;
 
+      console.log(new Date(earliest), this.earliestPlanStartTime, 'earliest');
       this.updateCurrentPageOrders();
       this.loading = false;
     },
@@ -1232,13 +1267,18 @@ export default {
     // 事件处理
     handleSubmit() {
       if (!this.formLabelAlign.timeRange || this.formLabelAlign.timeRange.length !== 2) {
-        this.$message.warning('请选择时间范围');
-        return;
+        // this.$message.warning('请选择时间范围');
+        // 将时间范围设置到请求参数中
+        this.formLabelAlign.startTime = '';
+        this.formLabelAlign.endTime = '';
+        // return;
+      } else {
+        // 将时间范围设置到请求参数中
+        this.formLabelAlign.startTime = this.formLabelAlign.timeRange[0];
+        this.formLabelAlign.endTime = this.formLabelAlign.timeRange[1];
       }
-      // 将时间范围设置到请求参数中
-      this.formLabelAlign.startTime = this.formLabelAlign.timeRange[0];
-      this.formLabelAlign.endTime = this.formLabelAlign.timeRange[1];
-      console.log(this.formLabelAlign,'99999');
+
+      console.log(this.formLabelAlign, '99999');
       sessionStorage.setItem('formLabelAlign', JSON.stringify(this.formLabelAlign));
 
       this.getData();
@@ -1258,16 +1298,16 @@ export default {
         receiveTime: '', //接收时间
         partCode: '', //订单号
         batchNo: '', //批次号
-        planStatusList:[]
+        planStatusList: ['1','2','3'],
       };
       this.legendStatus.completed = false;
       this.legendStatus.processing = true;
       this.legendStatus.pending = true;
-      
-      this.updateTime('reset');
-      
-      this.getData();
 
+      // this.updateTime('reset');
+      sessionStorage.setItem('formLabelAlign', JSON.stringify(this.formLabelAlign));
+
+      this.getData();
     },
 
     // 任务数据过滤
@@ -1516,6 +1556,15 @@ export default {
         this.scrollToCurrentTime();
       });
     },
+
+    formatDate(date) {
+      if (!date) return '';
+      const d = new Date(date);
+      const year = d.getFullYear();
+      const month = String(d.getMonth() + 1).padStart(2, '0');
+      const day = String(d.getDate()).padStart(2, '0');
+      return `${year}-${month}-${day}`;
+    },
   },
 };
 </script>