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GitBluub
89 lines
2.1 KiB
Go
89 lines
2.1 KiB
Go
package preview
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import (
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"fmt"
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"strings"
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"github.com/charmbracelet/bubbles/viewport"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/charmbracelet/glamour"
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"github.com/charmbracelet/lipgloss"
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"github.com/zoryia/vex/tui/models"
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"errors"
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)
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type Model struct {
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Entry models.Entry
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Viewport viewport.Model
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}
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// RenderMarkdown renders the markdown content with glamour.
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func RenderMarkdown(width int, content string) (string, error) {
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background := "light"
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if lipgloss.HasDarkBackground() {
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background = "dark"
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}
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r, _ := glamour.NewTermRenderer(
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glamour.WithWordWrap(width),
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glamour.WithStandardStyle(background),
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)
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out, err := r.Render(content)
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if err != nil {
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return "", errors.Unwrap(err)
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}
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return out, nil
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}
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func renderMarkdownCmd(width int, entry models.Entry) tea.Cmd {
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return func() tea.Msg {
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_, err := RenderMarkdown(width, entry.Content)
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if err != nil {
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//return errorMsg(err)
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}
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return nil
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// return renderMarkdownMsg(markdownContent)
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}
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}
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var (
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titleStyle = func() lipgloss.Style {
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b := lipgloss.RoundedBorder()
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b.Right = "├"
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return lipgloss.NewStyle().BorderStyle(b).Padding(0, 1)
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}()
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infoStyle = func() lipgloss.Style {
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b := lipgloss.RoundedBorder()
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b.Left = "┤"
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return titleStyle.Copy().BorderStyle(b)
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}()
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)
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// TODO: render as markdown with glamour
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func (m Model) View() string {
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return fmt.Sprintf("%s\n%s\n%s", m.headerView(), m.Viewport.View(), m.footerView())
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}
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func (m Model) VerticalMarginHeight() int {
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headerHeight := lipgloss.Height(m.headerView())
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footerHeight := lipgloss.Height(m.footerView())
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return headerHeight + footerHeight
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}
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func (m Model) headerView() string {
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title := titleStyle.Render(m.Entry.ArticleTitle)
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line := strings.Repeat("─", max(0, m.Viewport.Width-lipgloss.Width(title)))
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return lipgloss.JoinHorizontal(lipgloss.Center, title, line)
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}
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func (m Model) footerView() string {
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info := infoStyle.Render(fmt.Sprintf("%3.f%%", m.Viewport.ScrollPercent()*100))
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line := strings.Repeat("─", max(0, m.Viewport.Width-lipgloss.Width(info)))
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return lipgloss.JoinHorizontal(lipgloss.Center, line, info)
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}
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