feat: add survey

app/Http/Controllers/SurveyQuestionController.php

@@ -6,6 +6,7 @@
 use App\Models\SurveyAnswer;
 use App\Models\SurveyQuestion;
 use App\Models\Tag;
+use App\Models\User;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Validation\ValidationException;
@@ -56,6 +57,62 @@ public function adminShow($id)
         return response()->json($question);
     }
 
+    // ADMIN: paginated list of users with their survey stats (age, gender, answers count).
+    public function adminUsers(Request $request)
+    {
+        $perPage = max(1, min((int) $request->input('per_page', 20), 100));
+
+        $users = User::select('id', 'first_name', 'last_name', 'age', 'gender', 'email', 'mobile', 'created_at', 'identifier')
+            ->withCount(['surveyAnswers as answers_count'])
+            ->withCount(['surveyAnswers as questions_answered' => function ($q) {
+                $q->select(DB::raw('COUNT(DISTINCT survey_question_id)'));
+            }])
+            ->orderByDesc('created_at')
+            ->paginate($perPage);
+
+        return response()->json($users);
+    }
+
+    // ADMIN: single user profile with all their survey answers grouped by question.
+    // Accepts either local user ID or approagency identifier (UUID).
+    public function adminUserShow($identifier)
+    {
+        $user = User::where('id', $identifier)
+            ->orWhere('identifier', $identifier)
+            ->select('id', 'first_name', 'last_name', 'age', 'gender', 'birthday', 'email', 'mobile', 'created_at')
+            ->withCount(['surveyAnswers as answers_count'])
+            ->withCount(['surveyAnswers as questions_answered' => function ($q) {
+                $q->select(DB::raw('COUNT(DISTINCT survey_question_id)'));
+            }])
+            ->first();
+
+        if (!$user) {
+            abort(404);
+        }
+
+        $answers = SurveyAnswer::where('user_id', $user->id)
+            ->with(['question.options', 'option'])
+            ->get()
+            ->groupBy('survey_question_id')
+            ->map(function ($group) {
+                $question = $group->first()->question;
+                return [
+                    'question_id' => $question->id,
+                    'question' => $question->question,
+                    'type' => $question->type,
+                    'answers' => $group->map(fn ($a) => [
+                        'option_id' => $a->survey_option_id,
+                        'label' => $a->option->label,
+                    ])->values(),
+                ];
+            })
+            ->values();
+
+        $user->survey_answers = $answers;
+
+        return response()->json($user);
+    }
+
     // ADMIN: clean aggregated results — per option vote counts & percentages, no raw rows.
     // Pass an $id for one question, omit it for all questions.
     public function adminAnalytics($id = null)