~chrisppy/beagles

ref: 175af2c65fd91aa2084dde988f7dfe536eb760bc beagles/content.go -rw-r--r-- 2.0 KiB
175af2c6Chris Palmer Re-add badge in README 1 year, 10 months ago
                                                                                
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// This file is part of beagles.
//
// Copyright © 2020 Chris Palmer <chris@red-oxide.org>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

package main

import (
	"fmt"

	"github.com/gdamore/tcell"
	ht "github.com/jaytaylor/html2text"
	tui "gitlab.com/tslocum/cview"
)

type content struct {
	Widget   *tui.TextView
	TxtColor string
	ErrColor string
}

func newContent(theme *themeType) *content {
	view := tui.NewTextView()
	view.SetTextAlign(tui.AlignLeft)
	view.SetScrollable(true)

	bgColor := theme.BackgroundColor
	txtColor := theme.ForegroundColor
	errColor := theme.ErrorColor
	if theme.Content != nil {
		bgColor = theme.Content.BackgroundColor
		txtColor = theme.Content.ForegroundColor
	}

	if bgColor == "transparent" {
		view.SetBackgroundColor(tcell.ColorDefault)
	} else {
		view.SetBackgroundColor(tcell.GetColor(bgColor))
	}

	view.SetTextColor(tcell.GetColor(txtColor))

	return &content{
		Widget:   view,
		TxtColor: txtColor,
		ErrColor: errColor,
	}
}

func (w *content) setText(url, content string) {
	options := ht.Options{
		OmitLinks:    false,
		PrettyTables: true,
	}
	if content == "" {
		content = "No Content"
	}

	w.Widget.SetTextColor(tcell.GetColor(w.TxtColor))
	text, err := ht.FromString(content, options)
	if err != nil {
		w.Widget.SetTextColor(tcell.GetColor(w.ErrColor))
		text = err.Error()
	} else {
		text = fmt.Sprintf("%s\n\n%s", url, text)
	}

	w.Widget.SetText(text)
}

func (w *content) clear() {
	w.Widget.Clear()
}