package forms

import "net/http"

/* strFromPtr converts string pointer to a string */
func strFromPtr(str *string) (s string) {
	if str != nil {
		s = *str
	}
	return
}

/* Generate new CharField field with type text */
func NewCharField(Name string, Value *string) *FormField {
	return &FormField{
		Name:  Name,
		Value: strFromPtr(Value),
		Class: "form-control",
		Type:  "text",
	}
}

/* Generate a new hidden text field */
func NewHiddenField(Name string, Value *string) *FormField {
	return &FormField{
		Name:  Name,
		Value: strFromPtr(Value),
		Class: "form-control",
		Type:  "hidden",
	}
}

/* Generate a new CSRF field */
func NewCsrfField(w http.ResponseWriter, r *http.Request, secure bool) *FormField {
	return &FormField{
		Name:   csrfFieldName,
		Value:  csrfToken(w, r, secure),
		Class:  "form-control",
		Type:   "hidden",
		Sticky: true,
		Validators: ValidatorsList{
			ValidCSRF(r),
		},
	}
}

/* Generate new CharField field with type password */
func NewPasswordField(Name string) *FormField {
	field := NewCharField(Name, nil).SetType("password")
	return field
}