xfieldinteger.go

package xdominion

import (
	"fmt"
)

var fieldintegertypes = map[string]string{
	DB_Postgres: "integer",
	DB_MySQL:    "integer",
	/*
	   DB_Base::MSSQL => array(
	     DB_Field::INTEGER => "int"
	   ),
	   DB_Base::ORACLE => array(
	     DB_Field::INTEGER => "number(16)"
	   )
	*/
}

type XFieldInteger struct {
	Name        string
	Constraints XConstraints
}

// creates the name of the field with its type (to create the table)
func (f XFieldInteger) CreateField(prepend string, DB string, ifText *bool) string {
	field := prepend + f.Name
	if DB == DB_Postgres && f.IsAutoIncrement() {
		field += " serial"
	} else {
		field += " " + fieldintegertypes[DB]
	}

	/*
	   if ($this->checks != null)
	     $line .= $this->checks->createCheck($id.$this->name, $DB);
	   else
	   {
	     if ($DB == DB_Base::MSSQL)
	     {
	       $line .= " NULL";
	     }
	   }
	*/

	extra := ""
	if f.Constraints != nil {
		extra = f.Constraints.CreateConstraints(prepend, f.Name, DB)
	}
	return field + extra
}

// creates a string representation of the value of the field for insert/update
func (f XFieldInteger) CreateValue(v interface{}, table string, DB string, id string) string {
	return fmt.Sprint(v)
}

// creates the sequence used by the field (only autoincrement fields)
func (f XFieldInteger) CreateSequence(table string) string {
	return ""
}

// creates the index used by the field (normal, unique, multi, multi unique)
func (f XFieldInteger) CreateIndex(table string, id string, DB string) []string {
	if f.Constraints != nil {
		return f.Constraints.CreateIndex(table, id, f.Name, DB)
	}
	return []string{}
}

// gets the name of the field
func (f XFieldInteger) GetName() string {
	return f.Name
}

// gets the type of the field
func (f XFieldInteger) GetType() int {
	return XField_Int
}

// gets the checks of the field
func (f XFieldInteger) GetConstraints() XConstraints {
	return f.Constraints
}

// Is it autoincrement
func (f XFieldInteger) IsAutoIncrement() bool {
	if f.Constraints != nil {
		c := f.Constraints.Get(AI)
		if c != nil {
			return true
		}
	}
	return false
}