Database abstraction

core/Driver/SQL/Query/CreateTable.class.php

@@ -0,0 +1,97 @@
+<?php
+
+namespace Driver\SQL\Query;
+
+use Driver\SQL\Column\SerialColumn;
+use Driver\SQL\Column\StringColumn;
+use Driver\SQL\Column\IntColumn;
+use Driver\SQL\Column\DateTimeColumn;
+use Driver\SQL\Column\EnumColumn;
+use Driver\SQL\Column\BoolColumn;
+use Driver\SQL\Column\JsonColumn;
+
+use Driver\SQL\Constraint\PrimaryKey;
+use Driver\SQL\Constraint\Unique;
+use Driver\SQL\Constraint\ForeignKey;
+
+class CreateTable extends Query {
+
+  private $tableName;
+  private $columns;
+  private $constraints;
+  private $ifNotExists;
+
+  public function __construct($sql, $name) {
+    parent::__construct($sql);
+    $this->tableName = $name;
+    $this->columns = array();
+    $this->constraints = array();
+    $this->ifNotExists = false;
+  }
+
+  public function addSerial($name) {
+    $this->columns[$name] = new SerialColumn($name);
+    return $this;
+  }
+
+  public function addString($name, $maxSize=NULL, $nullable=false, $defaultValue=NULL) {
+    $this->columns[$name] = new StringColumn($name, $maxSize, $nullable, $defaultValue);
+    return $this;
+  }
+
+  public function addDateTime($name, $nullable=false, $defaultNow=false) {
+    $this->columns[$name] = new DateTimeColumn($name, $nullable, $defaultNow);
+    return $this;
+  }
+
+  public function addInt($name, $nullable=false, $defaultValue=NULL) {
+    $this->columns[$name] = new IntColumn($name, $nullable, $defaultValue);
+    return $this;
+  }
+
+  public function addBool($name, $defaultValue=false) {
+    $this->columns[$name] = new BoolColumn($name, $defaultValue);
+    return $this;
+  }
+
+  public function addJson($name, $nullable=false, $defaultValue=NULL) {
+    $this->columns[$name] = new JsonColumn($name, $nullable, $defaultValue);
+    return $this;
+  }
+
+  public function addEnum($name, $values, $nullable=false, $defaultValue=NULL) {
+    $this->columns[$name] = new EnumColumn($name, $values, $nullable, $defaultValue);
+    return $this;
+  }
+
+  public function primaryKey(...$names) {
+    $this->constraints[] = new PrimaryKey($names);
+    return $this;
+  }
+
+  public function unique(...$names) {
+    $this->constraints[] = new Unique($names);
+    return $this;
+  }
+
+  public function foreignKey($name, $refTable, $refColumn, $strategy = NULL) {
+    $this->constraints[] = new ForeignKey($name, $refTable, $refColumn, $strategy);
+    return $this;
+  }
+
+  public function onlyIfNotExists() {
+    $this->ifNotExists = true;
+    return $this;
+  }
+
+  public function execute() {
+    return $this->sql->executeCreateTable($this);
+  }
+
+  public function ifNotExists() { return $this->ifNotExists; }
+  public function getTableName() { return $this->tableName; }
+  public function getColumns() { return $this->columns; }
+  public function getConstraints() { return $this->constraints; }
+};
+
+?>