fix ios issues

lib/screens/prescription/add_prescription_form.dart

@@ -343,17 +343,17 @@ class _PrescriptionFormWidgetState extends State<PrescriptionFormWidget> {
                                                   .width *
                                               0.550,
                                           child: TextFields(
-                                            inputFormatters: [
-                                              LengthLimitingTextInputFormatter(
-                                                  4),
-                                              WhitelistingTextInputFormatter
-                                                  .digitsOnly
-                                            ],
+                                            // inputFormatters: [
+                                            //   LengthLimitingTextInputFormatter(
+                                            //       4),
+                                            //   WhitelistingTextInputFormatter
+                                            //       .digitsOnly
+                                            // ],
                                             hintText:
                                                 TranslationBase.of(context)
                                                     .strength,
                                             controller: strengthController,
-                                            keyboardType: TextInputType.number,
+                                            keyboardType: TextInputType.numberWithOptions(decimal: true,),
                                             onChanged: (String value) {
                                               setState(() {
                                                 strengthChar = value.length;

lib/screens/prescription/update_prescription_form.dart

@@ -562,11 +562,7 @@ class _UpdatePrescriptionFormState extends State<UpdatePrescriptionForm> {
                                             child: TextField(
                                               decoration:
                                                   textFieldSelectorDecoration(
-                                                      model
-                                                          .patientAssessmentList[
-                                                              0]
-                                                          .icdCode10ID
-                                                          .toString(),
+                                                      model.patientAssessmentList.isNotEmpty? model.patientAssessmentList[0].icdCode10ID.toString():'',
                                                       indication != null
                                                           ? indication['name']
                                                           : null,
@@ -592,11 +588,7 @@ class _UpdatePrescriptionFormState extends State<UpdatePrescriptionForm> {
                                               maxLines: 3,
                                               decoration:
                                                   textFieldSelectorDecoration(
-                                                      model
-                                                          .patientAssessmentList[
-                                                              0]
-                                                          .asciiDesc
-                                                          .toString(),
+                                                      model.patientAssessmentList.isNotEmpty? model.patientAssessmentList[0].asciiDesc.toString():'',
                                                       indication != null
                                                           ? indication['name']
                                                           : null,

lib/widgets/auth/verification_methods.dart

@@ -233,11 +233,7 @@ class _VerificationMethodsState extends State<VerificationMethods> {
                                               Expanded(
                                                   child: InkWell(
                                                       onTap: () => {
-                                                            authenticateUser(
-                                                                3,
-                                                                BiometricType
-                                                                    .face.index,
-                                                                authProv)
+                                                            authenticateUser(3, true, authProv)
                                                           },
                                                       child: getButton(
                                                           user.logInTypeID,
@@ -488,8 +484,7 @@ class _VerificationMethodsState extends State<VerificationMethods> {
             onTap: () => {
                   if (checkIfBiometricAvailable(BiometricType.fingerprint))
                     {
-                      authenticateUser(
-                          3, BiometricType.fingerprint.index, authProv)
+                      authenticateUser(3, true, authProv)
                     }
                 },
             child: RoundedContainer(
@@ -524,7 +519,7 @@ class _VerificationMethodsState extends State<VerificationMethods> {
         return InkWell(
             onTap: () {
               if (checkIfBiometricAvailable(BiometricType.face)) {
-                authenticateUser(4, BiometricType.face.index, authProv);
+                authenticateUser(4, true, authProv);
               }
             },
             child: RoundedContainer(
@@ -706,7 +701,7 @@ class _VerificationMethodsState extends State<VerificationMethods> {
   }
 
   loginWithFingurePrintFace(type, isActive, authProv) async {
-    if (isActive == 1) {
+    if (isActive) {
       // this.startBiometricLoginIfAvailable();
       authenticated = await auth.authenticateWithBiometrics(
           localizedReason: 'Scan your fingerprint to authenticate',