package commontypes

// PHPTypeMap maps PostgreSQL types to PHP types
var PHPTypeMap = map[string]string{
	// Integer types
	"integer":     "int",
	"int":         "int",
	"int4":        "int",
	"smallint":    "int",
	"int2":        "int",
	"bigint":      "int",
	"int8":        "int",
	"serial":      "int",
	"bigserial":   "int",
	"smallserial": "int",

	// String types
	"text":      "string",
	"varchar":   "string",
	"char":      "string",
	"character": "string",
	"citext":    "string",
	"bpchar":    "string",
	"uuid":      "string",

	// Boolean
	"boolean": "bool",
	"bool":    "bool",

	// Float types
	"real":             "float",
	"float4":           "float",
	"double precision": "float",
	"float8":           "float",
	"numeric":          "float",
	"decimal":          "float",

	// Date/Time types
	"timestamp":                   "\\DateTime",
	"timestamp without time zone": "\\DateTime",
	"timestamp with time zone":    "\\DateTime",
	"timestamptz":                 "\\DateTime",
	"date":                        "\\DateTime",
	"time":                        "\\DateTime",
	"time without time zone":      "\\DateTime",
	"time with time zone":         "\\DateTime",
	"timetz":                      "\\DateTime",

	// Binary
	"bytea": "string",

	// JSON
	"json":  "array",
	"jsonb": "array",
}

// SQLToPhp converts SQL types to PHP types
func SQLToPhp(sqlType string, nullable bool) string {
	baseType := ExtractBaseType(sqlType)

	phpType, ok := PHPTypeMap[baseType]
	if !ok {
		phpType = "mixed"
	}

	// PHP 7.1+ supports nullable types with ?Type syntax
	if !nullable && phpType != "mixed" {
		return "?" + phpType
	}

	return phpType
}