144 lines
2.7 KiB
Go
144 lines
2.7 KiB
Go
/*
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this pakckage basically handles notes which are the individual files for spaced
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repetition in mend
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- ruinivist, 3Jan26
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*/
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package main
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import (
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"os"
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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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)
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type NoteView struct {
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// the actual content
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path string
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title string // the first line is always # title
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content string // strip the first line from file rest is content
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hints []string //a hint is anything that matches (hint: <text>) in content
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// display layer
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err error
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loading bool
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vp viewport.Model
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mdRenderer *glamour.TermRenderer
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}
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// ================== messages ===================
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type loadNote struct {
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path string
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}
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type loadedNote struct {
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title string
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content string
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hints []string
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err error
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}
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func NewNoteView() *NoteView {
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mdRenderer, _ := glamour.NewTermRenderer(
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glamour.WithAutoStyle(),
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glamour.WithWordWrap(80),
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)
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return &NoteView{
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loading: true,
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mdRenderer: mdRenderer,
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vp: viewport.New(0, 0),
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}
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}
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func (m *NoteView) Init() tea.Cmd {
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return nil
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}
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func (m *NoteView) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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switch msg := msg.(type) {
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case tea.WindowSizeMsg:
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m.vp.Width = msg.Width
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m.vp.Height = msg.Height
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return m, nil
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case loadNote:
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if m.path == msg.path {
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return m, nil //noop
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}
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m.path = msg.path
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m.loading = true
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return m, fetchContent(msg.path)
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case loadedNote:
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m.loading = false
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m.title = msg.title
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m.content = msg.content
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m.hints = msg.hints
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m.err = msg.err
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m.vp.SetContent(m.renderNote())
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return m, nil
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}
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return m, nil
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}
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func (m NoteView) View() string {
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if m.loading {
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return "Loading note..."
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}
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if m.err != nil {
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return "Error: " + m.err.Error()
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}
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return m.vp.View()
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}
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func fetchContent(path string) tea.Cmd {
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return func() tea.Msg {
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data, err := os.ReadFile(path)
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if err != nil {
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return loadedNote{err: err}
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}
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content := string(data)
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lines := strings.Split(content, "\n")
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var title string
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// title
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if len(lines) > 0 && strings.HasPrefix(lines[0], "# ") {
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title = lines[0]
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content = strings.Join(lines[1:], "\n")
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}
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// hints
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hints := extractHints(content)
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content = strings.TrimSpace(content)
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return loadedNote{
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title: title,
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content: content,
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hints: hints,
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}
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}
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}
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func extractHints(content string) []string {
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hints := make([]string, 0)
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return hints // to add later
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}
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func (m NoteView) renderNote() string {
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title, err1 := m.mdRenderer.Render(m.title)
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content, err2 := m.mdRenderer.Render(m.content)
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if err1 != nil || err2 != nil {
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// some error return raw
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return m.title + "\n\n" + m.content
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}
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return title + content
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}
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