2023-05-10 00:49:15 +02:00
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package main
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import (
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"flag"
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"fmt"
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"os"
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2023-05-10 09:58:59 +02:00
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"path/filepath"
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2023-05-10 01:36:11 +02:00
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"strings"
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2023-05-10 00:49:15 +02:00
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2023-05-10 01:09:56 +02:00
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"github.com/charmbracelet/bubbles/textinput"
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2023-05-10 00:49:15 +02:00
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tea "github.com/charmbracelet/bubbletea"
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"github.com/sahilm/fuzzy"
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2023-05-10 00:49:15 +02:00
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)
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const help = `go-sh-manymanuals: TODO
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TODO
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Options:
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-h output help
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`
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2023-05-10 01:36:11 +02:00
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// minCharsUntilFilter is the minimum amount of characters that are
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// required before the filtering logic commences actually filtering.
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const minCharsUntilFilter = 2
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2023-05-10 00:49:15 +02:00
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var helpFlag bool
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type Configuration struct {
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ManualDir string
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}
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func handleCliFlags() {
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flag.BoolVar(&helpFlag, "h", false, "output help")
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flag.Parse()
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}
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type model struct {
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filterInput textinput.Model // fuzzy search interface
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datasheets []string // all datasheets under cwd
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dataSheetsView []string // filtered view on all datasheets
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}
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func initialModel() model {
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input := textinput.New()
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input.Focus()
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var ds []string
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// TODO(d1): handle error in interface?
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_ = filepath.Walk(".", func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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name := info.Name()
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if strings.HasSuffix(name, "pdf") {
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ds = append(ds, name)
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}
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return nil
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})
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return model{
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filterInput: input,
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datasheets: ds,
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dataSheetsView: ds,
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}
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}
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func (m model) Init() tea.Cmd {
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// TODO(d1): implement reading all PDFs in cwd
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// https://stackoverflow.com/a/67214584
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// requires error reporting also
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return textinput.Blink
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}
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func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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var cmd tea.Cmd
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if m.filterInput.Focused() {
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var matched []string
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search := m.filterInput.Value()
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if len(search) >= minCharsUntilFilter {
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matches := fuzzy.Find(search, m.datasheets)
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for _, match := range matches {
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matched = append(matched, match.Str)
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}
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if len(matches) > 0 {
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m.dataSheetsView = matched
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} else {
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m.dataSheetsView = m.datasheets
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}
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} else {
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m.dataSheetsView = m.datasheets
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}
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}
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2023-05-10 00:49:15 +02:00
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switch msg := msg.(type) {
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case tea.KeyMsg:
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switch msg.String() {
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case "ctrl+c", "q":
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return m, tea.Quit
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}
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}
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m.filterInput, cmd = m.filterInput.Update(msg)
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return m, cmd
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}
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func (m model) View() string {
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body := strings.Builder{}
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body.WriteString(strings.Join(m.dataSheetsView, "\n") + "\n")
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body.WriteString(m.filterInput.View() + "\n")
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return body.String()
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}
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func main() {
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handleCliFlags()
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if helpFlag {
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fmt.Printf(help)
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os.Exit(0)
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}
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p := tea.NewProgram(initialModel(), tea.WithAltScreen())
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if err := p.Start(); err != nil {
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fmt.Printf("oops, something went wrong: %v", err)
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os.Exit(1)
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}
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}
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