Modified project to use our utils on areas we arnt to manage code

android/app/src/main/java/com/example/petstoremobile/activities/MainActivity.java

@@ -16,6 +16,7 @@ import com.example.petstoremobile.api.auth.TokenManager;
 import com.example.petstoremobile.databinding.ActivityMainBinding;
 import com.example.petstoremobile.viewmodels.AuthViewModel;
 import com.example.petstoremobile.utils.Resource;
+import com.example.petstoremobile.utils.UIUtils;
 
 import javax.inject.Inject;
 import javax.inject.Named;
@@ -105,14 +106,14 @@ public class MainActivity extends AppCompatActivity {
 
             switch (resource.status) {
                 case LOADING:
-                    binding.btnLogin.setEnabled(false);
+                    UIUtils.setViewsEnabled(false, binding.btnLogin);
                     binding.tvLoginStatus.setText("Logging in...");
                     break;
                 case SUCCESS:
                     if (resource.data != null) {
                         String role = resource.data.getRole();
                         if ("CUSTOMER".equalsIgnoreCase(role)) {
-                            binding.btnLogin.setEnabled(true);
+                            UIUtils.setViewsEnabled(true, binding.btnLogin);
                             binding.tvLoginStatus.setText("Customers are not allowed to log in");
                             Toast.makeText(this, "Access denied: Customers are not allowed to log in.", Toast.LENGTH_LONG).show();
                         } else {
@@ -122,7 +123,7 @@ public class MainActivity extends AppCompatActivity {
                     }
                     break;
                 case ERROR:
-                    binding.btnLogin.setEnabled(true);
+                    UIUtils.setViewsEnabled(true, binding.btnLogin);
                     binding.tvLoginStatus.setText(resource.message);
                     Toast.makeText(this, resource.message, Toast.LENGTH_LONG).show();
                     break;

android/app/src/main/java/com/example/petstoremobile/adapters/ActivityLogAdapter.java

@@ -10,6 +10,7 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.petstoremobile.R;
 import com.example.petstoremobile.dtos.ActivityLogDTO;
+import com.example.petstoremobile.utils.DateTimeUtils;
 
 import java.util.List;
 
@@ -35,10 +36,9 @@ public class ActivityLogAdapter extends RecyclerView.Adapter<ActivityLogAdapter.
         holder.tvUser.setText(log.getFullName() + " (" + log.getUsername() + ")");
         holder.tvMeta.setText(log.getStoreName() + " · " + log.getRole());
         String timestamp = log.getLogTimestamp();
-        if (timestamp != null && timestamp.length() >= 16) {
+        String date = DateTimeUtils.extractDate(timestamp);
-            timestamp = timestamp.substring(0, 10) + " " + timestamp.substring(11, 16);
+        String time = (timestamp != null && timestamp.length() >= 16) ? timestamp.substring(11, 16) : null;
-        }
+        holder.tvTimestamp.setText(date != null && time != null ? date + " " + time : date);
-        holder.tvTimestamp.setText(timestamp);
     }
 
     @Override

android/app/src/main/java/com/example/petstoremobile/adapters/CouponAdapter.java

@@ -12,6 +12,7 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.petstoremobile.R;
 import com.example.petstoremobile.dtos.CouponDTO;
+import com.example.petstoremobile.utils.DateTimeUtils;
 
 import java.math.BigDecimal;
 import java.util.HashSet;
@@ -57,7 +58,7 @@ public class CouponAdapter extends RecyclerView.Adapter<CouponAdapter.ViewHolder
         holder.tvCouponMinOrder.setText("Min order: $" + coupon.getMinOrderAmount().stripTrailingZeros().toPlainString());
         
         if (coupon.getEndsAt() != null) {
-            holder.tvCouponExpiry.setText("Expires: " + coupon.getEndsAt().substring(0, 10));
+            holder.tvCouponExpiry.setText("Expires: " + DateTimeUtils.extractDate(coupon.getEndsAt()));
             holder.tvCouponExpiry.setVisibility(View.VISIBLE);
         } else {
             holder.tvCouponExpiry.setVisibility(View.GONE);

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/AdoptionDetailFragment.java

@@ -115,24 +115,13 @@ public class AdoptionDetailFragment extends Fragment {
     private void setupSpinners() {
         SpinnerUtils.setupStringSpinner(requireContext(), binding.spinnerAdoptionStatus, new String[]{});
 
-        binding.spinnerAdoptionCustomer.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+        SpinnerUtils.setOnIndexSelectedListener(binding.spinnerAdoptionCustomer, p -> {
-            @Override
+            if (isUpdatingUI) return;
-            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+            viewModel.onCustomerSelected(p);
-                if (isUpdatingUI) return;
-                viewModel.onCustomerSelected(position);
-            }
-            @Override
-            public void onNothingSelected(AdapterView<?> parent) {}
         });
-
+        SpinnerUtils.setOnIndexSelectedListener(binding.spinnerAdoptionStore, p -> {
-        binding.spinnerAdoptionStore.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            if (isUpdatingUI) return;
-            @Override
+            viewModel.onStoreSelected(p);
-            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
-                if (isUpdatingUI) return;
-                viewModel.onStoreSelected(position);
-            }
-            @Override
-            public void onNothingSelected(AdapterView<?> parent) {}
         });
 
         SpinnerUtils.setOnIndexSelectedListener(binding.spinnerAdoptionPet, p -> viewModel.onPetSelected(p));

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/AppointmentDetailFragment.java

@@ -4,7 +4,6 @@ import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.AdapterView;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
@@ -91,24 +90,13 @@ public class AppointmentDetailFragment extends Fragment {
 
         UIUtils.setViewsEnabled(false, binding.spinnerPet, binding.spinnerStaff);
 
-        binding.spinnerCustomer.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+        SpinnerUtils.setOnIndexSelectedListener(binding.spinnerCustomer, p -> {
-            @Override
+            if (isUpdatingUI) return;
-            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+            viewModel.onCustomerSelected(p);
-                if (isUpdatingUI) return;
-                viewModel.onCustomerSelected(position);
-            }
-            @Override
-            public void onNothingSelected(AdapterView<?> parent) {}
         });
-
+        SpinnerUtils.setOnIndexSelectedListener(binding.spinnerStore, p -> {
-        binding.spinnerStore.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            if (isUpdatingUI) return;
-            @Override
+            viewModel.onStoreSelected(p);
-            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
-                if (isUpdatingUI) return;
-                viewModel.onStoreSelected(position);
-            }
-            @Override
-            public void onNothingSelected(AdapterView<?> parent) {}
         });
 
         SpinnerUtils.setOnIndexSelectedListener(binding.spinnerService, p -> viewModel.onServiceSelected(p));

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/CouponDetailFragment.java

@@ -1,11 +1,9 @@
 package com.example.petstoremobile.fragments.listfragments.detailfragments;
 
-import android.app.DatePickerDialog;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
 
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.AlertDialog;
@@ -19,6 +17,7 @@ import com.example.petstoremobile.dtos.CouponDTO;
 import com.example.petstoremobile.utils.DateTimeUtils;
 import com.example.petstoremobile.utils.InputValidator;
 import com.example.petstoremobile.utils.Resource;
+import com.example.petstoremobile.utils.SpinnerUtils;
 import com.example.petstoremobile.utils.UIUtils;
 import com.example.petstoremobile.viewmodels.CouponDetailViewModel;
 
@@ -76,10 +75,7 @@ public class CouponDetailFragment extends Fragment {
     }
 
     private void setupDiscountTypeSpinner() {
-        String[] types = {"FIXED", "PERCENT"};
+        SpinnerUtils.setupStringSpinner(requireContext(), binding.spinnerDiscountTypeDetail, new String[]{"FIXED", "PERCENT"});
-        ArrayAdapter<String> adapter = new ArrayAdapter<>(requireContext(), android.R.layout.simple_spinner_item, types);
-        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
-        binding.spinnerDiscountTypeDetail.setAdapter(adapter);
     }
 
     private void setupDatePicker(android.widget.EditText editText, android.widget.EditText dependOn, Runnable onDateSet) {
@@ -109,8 +105,8 @@ public class CouponDetailFragment extends Fragment {
                 binding.etUsageLimitDetail.setText(coupon.getUsageLimit() != null ? String.valueOf(coupon.getUsageLimit()) : "");
                 binding.cbActiveDetail.setChecked(Boolean.TRUE.equals(coupon.getActive()));
                 
-                if (coupon.getStartsAt() != null) binding.etStartsAtDetail.setText(coupon.getStartsAt().substring(0, 10));
+                if (coupon.getStartsAt() != null) binding.etStartsAtDetail.setText(DateTimeUtils.extractDate(coupon.getStartsAt()));
-                if (coupon.getEndsAt() != null) binding.etEndsAtDetail.setText(coupon.getEndsAt().substring(0, 10));
+                if (coupon.getEndsAt() != null) binding.etEndsAtDetail.setText(DateTimeUtils.extractDate(coupon.getEndsAt()));
             }
         });
     }

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/PetDetailFragment.java

@@ -12,7 +12,6 @@ import androidx.navigation.fragment.NavHostFragment;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.AdapterView;
 import android.widget.Spinner;
 import android.widget.TextView;
 import android.widget.Toast;
@@ -280,43 +279,20 @@ public class PetDetailFragment extends Fragment {
             viewModel.onSpeciesSelected(p);
         });
 
-        binding.spinnerCustomer.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+        SpinnerUtils.setOnIndexSelectedListener(binding.spinnerCustomer, p -> {
-            @Override
+            if (isUpdatingUI) return;
-            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+            viewModel.onCustomerSelected(p);
-                if (isUpdatingUI) return;
-                viewModel.onCustomerSelected(position);
-            }
-
-            @Override
-            public void onNothingSelected(AdapterView<?> parent) {
-            }
         });
-
+        SpinnerUtils.setOnIndexSelectedListener(binding.spinnerStore, p -> {
-        binding.spinnerStore.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            if (isUpdatingUI) return;
-            @Override
+            viewModel.onStoreSelected(p);
-            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
-                if (isUpdatingUI) return;
-                viewModel.onStoreSelected(position);
-            }
-
-            @Override
-            public void onNothingSelected(AdapterView<?> parent) {
-            }
         });
-
+        SpinnerUtils.setOnIndexSelectedListener(binding.spinnerPetStatus, p -> {
-        binding.spinnerPetStatus.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            if (isUpdatingUI) return;
-            @Override
+            String status = binding.spinnerPetStatus.getItemAtPosition(p).toString();
-            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+            clearSpinnerError(binding.spinnerCustomer);
-                if (isUpdatingUI) return;
+            clearSpinnerError(binding.spinnerStore);
-                String status = parent.getItemAtPosition(position).toString();
+            viewModel.onStatusSelected(status);
-                clearSpinnerError(binding.spinnerCustomer);
-                clearSpinnerError(binding.spinnerStore);
-                viewModel.onStatusSelected(status);
-            }
-
-            @Override
-            public void onNothingSelected(AdapterView<?> parent) {
-            }
         });
     }
 

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/detailfragments/RefundFragment.java

@@ -14,6 +14,7 @@ import com.example.petstoremobile.dtos.SaleDTO;
 import com.example.petstoremobile.viewmodels.RefundViewModel;
 import com.example.petstoremobile.utils.DialogUtils;
 import com.example.petstoremobile.utils.Resource;
+import com.example.petstoremobile.utils.DateTimeUtils;
 import com.example.petstoremobile.utils.SpinnerUtils;
 import dagger.hilt.android.AndroidEntryPoint;
 import java.math.BigDecimal;
@@ -123,7 +124,7 @@ public class RefundFragment extends Fragment {
         binding.tvSaleInfo.setVisibility(View.VISIBLE);
         binding.tvSaleInfo.setText("Sale #" + currentSale.getSaleId()
                 + " | " + (currentSale.getSaleDate() != null
-                ? currentSale.getSaleDate().substring(0, 10) : "")
+                ? DateTimeUtils.extractDate(currentSale.getSaleDate()) : "")
                 + " | Employee: " + (currentSale.getEmployeeName() != null
                 ? currentSale.getEmployeeName() : "")
                 + " | Total: $" + currentSale.getTotalAmount()

android/app/src/main/java/com/example/petstoremobile/utils/DateTimeUtils.java

@@ -129,6 +129,15 @@ public class DateTimeUtils {
         return String.format(Locale.getDefault(), "%02d:%02d", hour, minute);
     }
 
+    /**
+     * Extracts the date portion (YYYY-MM-DD) from timestamp string.
+     * Returns null if the input is null or too short.
+     */
+    public static String extractDate(String timestamp) {
+        if (timestamp == null || timestamp.length() < 10) return null;
+        return timestamp.substring(0, 10);
+    }
+
     /**
      * Formats an ID for display (e.g., "ID: 123").
      */