Chat.php
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<?php
namespace App\Models;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Carbon\Carbon;
class Chat extends Model
{
use HasFactory;
protected $fillable = [
'user_id',
'to_user_id',
'is_removed',
'is_fixed',
'last_message_date',
'last_message_id',
'fixed_time',
'is_admin_chat'
];
public function user() {
return $this->belongsTo(User::class, 'to_user_id');
}
public function worker() {
return $this->belongsTo(Worker::class, 'to_user_id', 'user_id');
}
public function employer() {
return $this->belongsTo(Employer::class, 'to_user_id', 'user_id');
}
public function last_message() {
return $this->belongsTo(Message::class, 'last_message_id');
}
public function unread_messages()
{
return $this->hasMany(Message::class, 'user_id', 'to_user_id');
}
public static function pin_chat(int $chat_id, $fixed)
{
return self::where('id', '=', $chat_id)
->update([
'is_fixed' => !empty($fixed) ? 1 : 0,
'fixation_date' => !empty($fixed) ? Carbon::now() : null
]);
}
public static function remove_chat(int $chat_id)
{
return self::where('id', '=', $chat_id)
->update(['is_removed' => 1]);
}
public static function get_user_chats(int $user_id){
return Chat::query()
->with('user')
->with('worker')
->with('employer')
->with('last_message')
->withCount(['unread_messages' => function ($query) use($user_id) {
$query->where('to_user_id', '=', $user_id)->where('flag_new', '=', 1);
}])
->where('user_id', '=', $user_id)
->where('is_removed', '=', 0)
->orderByDesc('is_fixed')
->orderByDesc('fixation_date')
->orderByDesc('last_message_date')
->paginate(5)
;
}
public static function get_user_admin_chat(int $user_id)
{
return Chat::query()
->with('last_message')
->withCount(['unread_messages' => function ($query) use($user_id) {
$query->where('to_user_id', '=', $user_id)->where('flag_new', '=', 1);
}])
->where('to_user_id', '=', $user_id)
->where('is_admin_chat', 1)
->first()
;
}
public static function get_chat_messages(Chat $chat){
if ($chat->is_admin_chat){
return Message::query()
->where('chat_id_to', $chat->id)
->where('to_user_id', $chat->to_user_id)
->orderBy('created_at')
->get()
;
} else {
return Message::query()
->where(function ($query) use ($chat) {
$query->where('chat_id_from', $chat->id)->orWhere('chat_id_to', $chat->id);
})
->where(function($query) use ($chat) {
$query
->where(function($query) use ($chat) {
$query->where('user_id', $chat->user_id)->where('to_user_id', $chat->to_user_id);
})
->orWhere(function($query) use ($chat) {
$query->where('user_id', $chat->to_user_id)->where('to_user_id', $chat->user_id);
})
;
})
->OrderBy('created_at')
->get()
;
}
}
}