package atom

import (
	"encoding/xml"
	"fmt"
)

type InlineXHTMLContent struct {
	XMLName xml.Name `xml:"content"`
	*CommonAttributes
	XHTMLDiv *XHTMLDiv
	Type     string `xml:"type,attr"`
}

// newInlineXHTMLContent creates a new InlineXHTMLContent. It returns a
// *InlineXHTMLContent.
func newInlineXHTMLContent(mediaType string, div *XHTMLDiv) *InlineXHTMLContent {
	return &InlineXHTMLContent{
		CommonAttributes: NewCommonAttributes(),
		Type:             mediaType,
		XHTMLDiv:         div,
	}
}

// isContent checks whether the InlineXHTMLContent is a Content. It returns a
// bool.
func (i *InlineXHTMLContent) isContent() bool { return true }

// hasSRC checks whether the InlineXHTMLContent has a SRC attribute. It returns
// a bool.
func (i *InlineXHTMLContent) hasSRC() bool { return false }

// getType returns the Type of the InlineXHTMLContent as a string.
func (i *InlineXHTMLContent) getType() string { return i.Type }

// Check checks the InlineXHTMLContent for incompatibilities with RFC4287. It
// returns an error.
func (i *InlineXHTMLContent) Check() error {
	if i.Type != "xhtml" {
		return fmt.Errorf("type attribute of inline xhtml content %v must be xhtml", i)
	}

	if err := i.XHTMLDiv.Check(); err != nil {
		return fmt.Errorf("xhtml div element of inline xhtml content %v: %v", i, err)
	}

	return nil
}