FIXES Question's edit input validation in comprehension and quiz template

Author: opticod

source-code/app/src/main/java/org/buildmlearn/toolkit/templates/ComprehensionAdapter.java

@@ -224,6 +224,14 @@ public void onClick(View v) {
                     isValidated = false;
                 }
 
+                for (int i = 0; i < options.size(); i++) {
+                    for (int j = 0; j < i; j++) {
+                        if (!options.get(i).getText().toString().trim().isEmpty() && options.get(i).getText().toString().trim().equalsIgnoreCase(options.get(j).getText().toString().trim())) {
+                            Toast.makeText(context, context.getString(R.string.same_options), Toast.LENGTH_SHORT).show();
+                            isValidated = false;
+                        }
+                    }
+                }
                 if (isValidated) {
                     dialog.dismiss();
                     ArrayList<String> answerOptions = new ArrayList<>();

source-code/app/src/main/java/org/buildmlearn/toolkit/templates/QuizAdapter.java

@@ -16,7 +16,6 @@
 import android.widget.RadioButton;
 import android.widget.Toast;
 
-
 import org.buildmlearn.toolkit.R;
 import org.buildmlearn.toolkit.activity.TemplateEditor;
 import org.buildmlearn.toolkit.views.TextViewPlus;
@@ -222,6 +221,15 @@ public void onClick(View v) {
                     isValidated = false;
                 }
 
+                for (int i = 0; i < options.size(); i++) {
+                    for (int j = 0; j < i; j++) {
+                        if (!options.get(i).getText().toString().trim().isEmpty() && options.get(i).getText().toString().trim().equalsIgnoreCase(options.get(j).getText().toString().trim())) {
+                            Toast.makeText(context, context.getString(R.string.same_options), Toast.LENGTH_SHORT).show();
+                            isValidated = false;
+                        }
+                    }
+                }
+
                 if (isValidated) {
                     dialog.dismiss();
                     ArrayList<String> answerOptions = new ArrayList<>();