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<?php
namespace App\Http\Controllers\Instructor;
use App\Http\Controllers\Controller;
use App\Models\Chat;
use App\Models\Enrollment;
use App\Events\ChatEvent;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Validator;
class ChatController extends Controller
{
public function index()
{
$users = Enrollment::where('enrollments.owner_user_id', auth()->id())
->join('courses', 'enrollments.course_id', '=', 'courses.id')
->join('users', 'enrollments.user_id', '=', 'users.id')
->select(
'courses.id as course_id',
'courses.title as course_title',
'users.id as user_id',
'users.name as user_name',
'users.image as user_image'
)->groupBy('users.id', 'courses.id')
->get();
$data['title'] = 'Chat';
$data['data'] = $users->groupBy('user_id');
$data['navChatActiveClass'] = "active";
return view('instructor.chat.index', $data);
}
public function getChatMessages(Request $request)
{
$receiverId = $request->receiverId;
$senderId = $request->senderId;
$courseId = $request->courseId;
$messages = Chat::where(function ($query) use ($senderId, $receiverId, $courseId) {
$query->where('sender_id', $senderId)
->where('receiver_id', $receiverId)
->where('course_id', $courseId);
})
->orWhere(function ($query) use ($senderId, $receiverId, $courseId) {
$query->where('sender_id', $receiverId)
->where('receiver_id', $senderId)
->where('course_id', $courseId);
})
->orderByDesc('id')
->limit(100)
->get();
return response()->json([
'messages' => $messages
]);
}
public function sendChatMessage(Request $request)
{
$validator = Validator::make(
$request->all(),
[
'sender_id' => 'required',
'receiver_id' => 'required',
'message' => 'required',
'course_id' => 'required'
],
[
'sender_id.required' => 'sender is required!',
'receiver_id.required' => 'receiver is required!',
'course_id.required' => 'course is required!',
'message.required' => 'message is required!',
]
);
if ($validator->fails()) {
return response()->json(['errors' => $validator->errors()], 422);
} else {
$chat = new Chat();
$chat->sender_id = $request->sender_id;
$chat->receiver_id = $request->receiver_id;
$chat->course_id = $request->course_id;
$chat->message = $request->message;
$chat->is_seen = 0;
$chat->save();
$messageData = [
'receiverId' => $request->receiver_id,
'senderId' => $request->sender_id,
'courseId' => $request->course_id,
'message' => $request->message,
];
event(new ChatEvent($messageData));
return response()->json(['success' => $messageData]);
}
}
}