Validating the patient name, so as to work with filenaming also. i.e, showing error on using restricted characters.

app/src/main/java/com/example/hpos/presentation/testRight/TestRightExpSample.kt

@@ -74,7 +74,7 @@ class TestRightExpSample : Fragment() {
         }
 
         binding.btnSubmit.setOnClickListener {
-            val details = checkAndReturnPatientDetails()
+            val details = validateAndReturnPatientData()
             if (details != null) {
                 viewModel.patientDetails = details
 
@@ -97,12 +97,19 @@ class TestRightExpSample : Fragment() {
         binding.etGenderBlock.setOnClickListener { binding.ddGender.isErrorEnabled = false }
     }
 
-    private fun checkAndReturnPatientDetails(): PatientData? {
+    private fun validateAndReturnPatientData(): PatientData? {
         val name = binding.etName.editText?.text?.trim()
         if (name.isNullOrEmpty()) {
             binding.etName.error = getString(R.string.name_error)
             return null
+        } else {
+            val regex = Regex("[|\\\\?*<\":>+\\[\\]'/]")
+            if (regex.containsMatchIn(name)){
+                binding.etName.error = getString(R.string.name_error_2)
+                return null
+            }
         }
+
         val age = binding.etAge.editText?.text?.trim()
         if (age.isNullOrEmpty()) {
             binding.etAge.error = getString(R.string.age_error)

app/src/main/res/values/strings.xml

@@ -78,5 +78,6 @@
     <string name="sickle_cert">Sickle Cert</string>
     <string name="sickle_find">Sickle Find</string>
     <string name="submit">Submit</string>
+    <string name="name_error_2">Invalid character, Allowed characters are Letters, Numbers and ( ) _ - , . only</string>
 
 </resources>