如果从大到小选择日期，入住和离店要交换。

pages/index/index.vue

@@ -726,14 +726,17 @@
 						before = after;
 						after = temp;
 					}
-					this.endWeek = '周' + e.lunar.ncWeek.substring(2, 3)
-					this.startTime = before.substring(5, 7) + '月' + before.substring(8, 10) + '日'
-					this.endTime = after.substring(5, 7) + '月' + after.substring(8, 10) + '日'
-					this.startDate = before + ' 14:00:00'
-					this.endDate = after + ' 12:00:00'
-					this.ruzhu_num = parseInt(((new Date(after).getTime()) - (new Date(before).getTime())) / 1000 / 60 / 60 / 24)
+					this.endWeek = '周' + e.lunar.ncWeek.substring(2, 3);
+					var tmp = this.startWeek;
+					this.startWeek = this.endWeek;
+					this.endWeek = tmp;
+					this.startTime = before.substring(5, 7) + '月' + before.substring(8, 10) + '日';
+					this.endTime = after.substring(5, 7) + '月' + after.substring(8, 10) + '日';
+					this.startDate = before + ' 14:00:00';
+					this.endDate = after + ' 12:00:00';
+					this.ruzhu_num = parseInt(((new Date(after).getTime()) - (new Date(before).getTime())) / 1000 / 60 / 60 / 24);
 					if (this.endDate != ' 12:00:00') {
-						this.getRoomType()
+						this.getRoomType();
 					}
 				}
 			},