// Copyright 2017 FoxyUtils ehf. All rights reserved.
//
// Use of this source code is governed by the terms of the Affero GNU General
// Public License version 3.0 as published by the Free Software Foundation and
// appearing in the file LICENSE included in the packaging of this file. A
// commercial license can be purchased on https://unidoc.io.

package document

import (
	"github.com/unidoc/unioffice"
	"github.com/unidoc/unioffice/common"
	"github.com/unidoc/unioffice/schema/soo/wml"
)

// HyperLink is a link within a document.
type HyperLink struct {
	d *Document
	x *wml.CT_Hyperlink
}

// X returns the inner wrapped XML type.
func (h HyperLink) X() *wml.CT_Hyperlink {
	return h.x
}

// SetTargetByRef sets the URL target of the hyperlink and is more efficient if a link
// destination will be used many times.
func (h HyperLink) SetTargetByRef(link common.Hyperlink) {
	h.x.IdAttr = unioffice.String(common.Relationship(link).ID())
	h.x.AnchorAttr = nil
}

// SetTarget sets the URL target of the hyperlink.
func (h HyperLink) SetTarget(url string) {
	rel := h.d.AddHyperlink(url)
	h.x.IdAttr = unioffice.String(common.Relationship(rel).ID())
	h.x.AnchorAttr = nil
}

// SetTargetBookmark sets the bookmark target of the hyperlink.
func (h HyperLink) SetTargetBookmark(bm Bookmark) {
	h.x.AnchorAttr = unioffice.String(bm.Name())
	h.x.IdAttr = nil
}

// SetToolTip sets the tooltip text for a hyperlink.
func (h HyperLink) SetToolTip(text string) {
	if text == "" {
		h.x.TooltipAttr = nil
	} else {
		h.x.TooltipAttr = unioffice.String(text)
	}
}

// AddRun adds a run of text to a hyperlink. This is the text that will be linked.
func (h HyperLink) AddRun() Run {
	rc := wml.NewEG_ContentRunContent()
	h.x.EG_ContentRunContent = append(h.x.EG_ContentRunContent, rc)
	r := wml.NewCT_R()
	rc.R = r
	return Run{h.d, r}
}