WD: Date from and date to added to the dialog and limit handled

lib/screens/pharmacy_intervention/viewmodel/pharmacy_intervention_view_model.dart

@@ -581,8 +581,10 @@ class PharmacyInterventionViewModel extends BaseViewModel {
       DrAppToastMsg.showErrorToast(errorMessage);
       return;
     }
-    DrAppToastMsg.showSuccesToast(successMessage);
-    getPharmacyIntervention();
+    if(result) {
+      DrAppToastMsg.showSuccesToast(successMessage);
+      getPharmacyIntervention();
+    }
     setState(ViewState.Idle);
   }
 

lib/screens/pharmacy_intervention/widgets/PharmacyInterventionDialog.dart

@@ -53,8 +53,8 @@ class _PharmacyInterventionDialogState
     admissionNumber.text = (widget.admissionNumber == '0')?'':widget.admissionNumber;
     nursingStation.text = (widget.nursingStation == '0')?'':widget.nursingStation;
     patientId.text = (widget.patientID == '0' )?'':widget.patientID;
-    dateTo = getDate(widget.dateTo);
-    dateFrom = getDate(widget.dateFrom);
+    dateTo = getDateString(widget.dateTo);
+    dateFrom = getDateString(widget.dateFrom);
   }
 
   @override
@@ -102,10 +102,25 @@ class _PharmacyInterventionDialogState
             _dateSelection(TranslationBase
                 .of(context)
                 .dateFrom, (date) {
+              DateTime? fromDate = getDate(date);
+              DateTime? toDate =getDate(dateTo);
+              if(toDate == null){
+                setState(() {
+                  dateFrom = date;
+                });
+                return;
+              }
+              if(fromDate!.compareTo(toDate!) == 1){
+                setState(() {
+                  dateFrom = date;
+                  dateTo = '';
+                });
+                return;
+              }
               setState(() {
                 dateFrom = date;
               });
-            }, dateFrom),
+            }, dateFrom, false),
             SizedBox(
               height: 4,
             ),
@@ -115,7 +130,7 @@ class _PharmacyInterventionDialogState
               setState(() {
                 dateTo = date;
               });
-            }, dateTo),
+            }, dateTo, true, selectedFromDate: dateFrom),
             SizedBox(
               height: 8,
             ),
@@ -144,9 +159,9 @@ class _PharmacyInterventionDialogState
   }
 
   Widget _dateSelection(String title, Function(String) onDateSelected,
-      String selectedDate) {
+      String selectedDate, bool isToDateSelection,{String? selectedFromDate}) {
     return GestureDetector(
-      onTap: () => _selectDate(onDateSelected),
+      onTap: () => _selectDate(onDateSelected,selectedDate, isToDateSelection , selectedFromDate: selectedFromDate),
       child: Row(
         mainAxisSize: MainAxisSize.min,
         children: [
@@ -164,11 +179,13 @@ class _PharmacyInterventionDialogState
     );
   }
 
-  Future _selectDate(Function(String) updateDate) async {
+  Future _selectDate(Function(String) updateDate , String date, bool toDateSelection, {String? selectedFromDate}) async {
+    DateTime? dateTime = getDate(date);
+    DateTime? fromDate = getDate(selectedFromDate??'');
     final DateTime? picked = await showDatePicker(
         context: context,
-        initialDate: DateTime.now(),
-        firstDate: DateTime(DateTime
+        initialDate:date.isNotEmpty? getDate(date) :fromDate != null? fromDate: DateTime.now(),
+        firstDate:(( date.isNotEmpty  && dateTime != null ) ) ? dateTime: (toDateSelection  && fromDate != null)?fromDate :DateTime(DateTime
             .now()
             .year - 150),
         lastDate: DateTime(DateTime
@@ -226,11 +243,18 @@ class _PharmacyInterventionDialogState
     return DateFormat('yyyy-MM-dd').format(time);
   }
 
-  String getDate(String dateTime) {
+  String getDateString(String dateTime) {
     if (dateTime.isEmpty) return '';
+   DateTime? now = getDate(dateTime);
+   if(now == null ) return '';
+    return DateFormat('yyyy-MM-dd').format(now);
+  }
+
+  DateTime? getDate(String dateTime){
+    if (dateTime.isEmpty) return null;
     List<String> splitedDate = dateTime.split('-');
     DateTime now = DateTime(int.parse(splitedDate[0]),
         int.parse(splitedDate[1]), int.parse(splitedDate[2]));
-    return DateFormat('yyyy-MM-dd').format(now);
+    return now;
   }
 }