Delete

src/Database.php

@@ -78,6 +78,10 @@ class Database{
         return $drop;
     }
 
+    public function delete(){
+        return new Request\Delete($this);
+    }
+
     public function getLastInsertId(): int{
         return $this->pdo->lastInsertId();
     }

src/Model.php

@@ -176,7 +176,7 @@ class Model{
                         throw new DatabaseException('Can\'t find class '.$model.' for foreign in field '.$field);
 
                     $id = $this->{isset($foreign['for']) ? $foreign['for'] : $field};
-                    $where = $model::getColumn(isset($foreign['field']) ? $foreign['field'] : $model::ID).' = ?';
+                    $where = '`'.$model::getColumn(isset($foreign['field']) ? $foreign['field'] : $model::ID).'` = ?';
 
                     $value = (isset($foreign['multiple']) && $foreign['multiple']) ? 
                         $model::all([$id], $where):
@@ -596,6 +596,17 @@ class Model{
         return $this;
     }
 
+    /**
+     * Delete instance in database
+     */
+    public function runDelete(){
+        $req = Connection::get(static::DATABASE)
+            ->delete()
+            ->from(static::TABLE)
+            ->where(implode(' AND ', array_map(function($field){ return $field.' = ?'; }, static::getPrimaryColumns())))
+            ->run($this->getPrimaryValues());
+    }
+
     /**
      * Create Request\Create from Model
      *

src/Request/Delete.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Krutush\Database\Request;
+
+//TODO: Split in traits
+//TODO: Add INTO
+//TODO: Add UNION
+use Krutush\Database\DatabaseException;
+
+class Delete extends Data{
+    protected $table;
+    protected $where;
+
+    public function from(string $table, bool $add = false): Delete{
+        $this->table = ($add && $this->table ? $this->table.', ' : '').$table;
+        return $this;
+    }
+
+    public function where(string $where, bool $add = false): Delete{
+        $this->where = $add && $this->where ? '('.$this->where.') AND ('.$where.')' : $where;
+        return $this;
+    }
+
+    public function sql(){
+        if(!isset($this->table))
+            throw new DatabaseException('Any table set');
+
+        $sql = 'DELETE FROM '.$this->table.
+        ($this->where ? ("\n".'WHERE '.$this->where) : '');
+        return $sql;
+    }
+
+    public function run(array $values = null){
+        return parent::execute($this->sql(), $values);
+    }
+}