Fix：4297 【旅居商城小程序】旅居下单选择日期的交互调整

components/DateRangePicker/DateRangePicker.vue

@@ -31,6 +31,7 @@
                 'in-range': isInRange(day),
                 'start-date': isStartDate(day),
                 'end-date': isEndDate(day),
+                'selecting-start': isSelectingStart(day),
                 'disabled': isDisabled(day),
                 'booked': getDateStatus(day) === 1,
                 'unavailable': getDateStatus(day) === 2,
@@ -97,7 +98,8 @@ export default {
       activeCalendar: 'start', // 'start' or 'end'
       tempStartDate: null,
       tempEndDate: null,
-      dateStatusMap: {} // 存储日期状态
+      dateStatusMap: {}, // 存储日期状态
+      selectionState: 'initial' // 'initial' | 'selecting' | 'completed'
     }
   },
 
@@ -204,6 +206,19 @@ export default {
     initDates() {
       this.tempStartDate = this.startDate
       this.tempEndDate = this.endDate
+      
+      // 根据当前选择状态设置selectionState
+      if (this.tempStartDate && this.tempEndDate) {
+        this.selectionState = 'completed'
+        this.activeCalendar = 'start'
+      } else if (this.tempStartDate) {
+        this.selectionState = 'selecting'
+        this.activeCalendar = 'end'
+      } else {
+        this.selectionState = 'initial'
+        this.activeCalendar = 'start'
+      }
+      
       if (this.startDate) {
         this.currentYear = this.startDate.getFullYear()
         this.currentMonth = this.startDate.getMonth()
@@ -278,37 +293,62 @@ export default {
       return date > this.tempStartDate && date < this.tempEndDate
     },
 
+    isSelectingStart(day) {
+      if (!day || !this.tempStartDate || this.tempEndDate) return false
+      // 只有在选择状态且只有开始日期时才显示特殊样式
+      if (this.selectionState !== 'selecting') return false
+      const date = this.getDateFromDay(day)
+      return date.getTime() === this.tempStartDate.getTime()
+    },
+
     selectDate(day) {
       if (!day || this.isDisabled(day)) return
       
       const selectedDate = this.getDateFromDay(day)
       
-      // 如果点击已选择的日期，则取消选择
+      // 如果已有完整的日期区间（开始日期和结束日期都存在），重置选择
+      if (this.tempStartDate && this.tempEndDate && this.selectionState === 'completed') {
+        // 重置选择状态，将点击的日期作为新的开始日期
+        this.tempStartDate = selectedDate
+        this.tempEndDate = null
+        this.activeCalendar = 'end'
+        this.selectionState = 'selecting'
+        return
+      }
+      
+      // 如果点击已选择的开始日期，则取消选择
       if (this.tempStartDate && selectedDate.getTime() === this.tempStartDate.getTime()) {
         this.tempStartDate = null
         this.tempEndDate = null
         this.activeCalendar = 'start'
+        this.selectionState = 'initial'
         return
       }
       
+      // 如果点击已选择的结束日期，则只清除结束日期
       if (this.tempEndDate && selectedDate.getTime() === this.tempEndDate.getTime()) {
         this.tempEndDate = null
+        this.activeCalendar = 'end'
+        this.selectionState = 'selecting'
         return
       }
       
-      if (this.activeCalendar === 'start') {
-        if (this.tempEndDate && selectedDate > this.tempEndDate) {
-          // 如果选择的开始日期大于结束日期，清空结束日期
-          this.tempEndDate = null
-        }
+      if (this.activeCalendar === 'start' || this.selectionState === 'initial') {
+        // 选择开始日期
         this.tempStartDate = selectedDate
+        this.tempEndDate = null
         this.activeCalendar = 'end'
-      } else {
+        this.selectionState = 'selecting'
+      } else if (this.activeCalendar === 'end') {
         if (selectedDate < this.tempStartDate) {
           // 如果选择的结束日期小于开始日期，将其设为开始日期
           this.tempStartDate = selectedDate
+          this.tempEndDate = null
+          this.selectionState = 'selecting'
         } else {
+          // 设置结束日期，完成选择
           this.tempEndDate = selectedDate
+          this.selectionState = 'completed'
         }
       }
     },
@@ -317,6 +357,7 @@ export default {
       this.tempStartDate = null
       this.tempEndDate = null
       this.activeCalendar = 'start'
+      this.selectionState = 'initial'
     },
 
     confirmSelect() {
@@ -358,19 +399,31 @@ export default {
       // 验证通过，更新日期并关闭弹窗
       this.startDate = this.tempStartDate
       this.endDate = this.tempEndDate
+      this.selectionState = 'completed'
       this.$emit('input', [
         this.startDate ? this.formatDate(this.startDate) : null,
         this.endDate ? this.formatDate(this.endDate) : null
       ])
-      this.handleClose(true)
+      this.handleClose(false)
     },
 
-    handleClose(shouldClear = true) {
+    handleClose(shouldClear = false) {
       if (shouldClear) {
         this.clearDates()
         this.startDate = null
         this.endDate = null
-        // this.$emit('input', [null, null])
+        this.$emit('input', [null, null])
+      } else {
+        // 恢复到原始状态
+        this.tempStartDate = this.startDate
+        this.tempEndDate = this.endDate
+        if (this.startDate && this.endDate) {
+          this.selectionState = 'completed'
+        } else if (this.startDate) {
+          this.selectionState = 'selecting'
+        } else {
+          this.selectionState = 'initial'
+        }
       }
       this.$emit('update:show', false)
       this.$emit('close')
@@ -516,6 +569,29 @@ export default {
           }
         }
 
+        &.selecting-start {
+          background: #4B97EB;
+          color: #FFFFFF;
+          border-radius: 8rpx;
+          position: relative;
+          
+          &::after {
+            content: '';
+            position: absolute;
+            top: -2rpx;
+            left: -2rpx;
+            right: -2rpx;
+            bottom: -2rpx;
+            border: 2rpx solid #4B97EB;
+            border-radius: 10rpx;
+            animation: pulse 1.5s infinite;
+          }
+          
+          .status-dot {
+            background: #FFFFFF;
+          }
+        }
+
         &.in-range {
           background: rgba(197, 39, 51, 0.1);
         }
@@ -572,4 +648,19 @@ export default {
     }
   }
 }
+
+@keyframes pulse {
+  0% {
+    opacity: 1;
+    transform: scale(1);
+  }
+  50% {
+    opacity: 0.7;
+    transform: scale(1.05);
+  }
+  100% {
+    opacity: 1;
+    transform: scale(1);
+  }
+}
 </style>