package docxlib

import "encoding/xml"

// A Run is part of a paragraph that has its own style. It could be
// a piece of text in bold, or a link
type Run struct {
	XMLName       xml.Name       `xml:"http://schemas.openxmlformats.org/wordprocessingml/2006/main r"`
	RunProperties *RunProperties `xml:"http://schemas.openxmlformats.org/wordprocessingml/2006/main rPr,omitempty"`
	InstrText     string         `xml:"w:instrText,omitempty"`
	Text          *Text
}

// The Text object contains the actual text
type Text struct {
	XMLName  xml.Name `xml:"http://schemas.openxmlformats.org/wordprocessingml/2006/main t"`
	XMLSpace string   `xml:"xml:space,attr,omitempty"`
	Text     string   `xml:",chardata"`
}

type Hyperlink struct {
	XMLName xml.Name `xml:"http://schemas.openxmlformats.org/wordprocessingml/2006/main hyperlink"`
	ID      string   `xml:"http://schemas.openxmlformats.org/officeDocument/2006/relationships id,attr"`
	Run     Run
}

// Color allows to set run color
func (r *Run) Color(color string) *Run {
	r.RunProperties.Color = &Color{
		Val: color,
	}

	return r
}

// Size allows to set run size
func (r *Run) Size(size int) *Run {
	r.RunProperties.Size = &Size{
		Val: size * 2,
	}
	return r
}

// AddText add text to paragraph
func (p *Paragraph) AddText(text string) *Run {
	t := &Text{
		Text: text,
	}

	run := &Run{
		Text:          t,
		RunProperties: &RunProperties{},
	}

	p.Data = append(p.Data, ParagraphChild{Run: run})

	return run
}