filepicker

cmd/slackdump/internal/apiconfig/check.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 
+	tea "github.com/charmbracelet/bubbletea"
 	"github.com/rusq/slackdump/v3/cmd/slackdump/internal/golang/base"
 	"github.com/rusq/slackdump/v3/cmd/slackdump/internal/ui"
 )
@@ -46,14 +47,12 @@ func runConfigCheck(ctx context.Context, cmd *base.Command, args []string) error
 }
 
 func wizConfigCheck(ctx context.Context, cmd *base.Command, args []string) error {
-	filename, err := ui.FileSelector(
-		"Input a config file name to check",
-		"Enter the config file name.  It must exist and be a regular file.",
-		ui.WithMustExist(true),
-	)
+	fp := ui.NewFilePicker("Select a config file to check", ".", "yaml", "yml")
+	ret, err := tea.NewProgram(fp).Run()
 	if err != nil {
 		return err
 	}
+	fp = ret.(ui.FileSystemModel)
 
-	return runConfigCheck(ctx, cmd, []string{filename})
+	return runConfigCheck(ctx, cmd, []string{fp.SelectedFile})
 }

cmd/slackdump/internal/ui/filepicker.go

@@ -0,0 +1,93 @@
+package ui
+
+import (
+	"errors"
+	"strings"
+	"time"
+
+	"github.com/charmbracelet/bubbles/filepicker"
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/rusq/slackdump/v3/cmd/slackdump/internal/cfg"
+)
+
+type FileSystemModel struct {
+	filepicker   filepicker.Model
+	SelectedFile string
+	quitting     bool
+	err          error
+	Propmt       string
+}
+
+func NewFilePicker(prompt string, homedir string, allowedExt ...string) FileSystemModel {
+	fp := filepicker.New()
+	fp.AllowedTypes = allowedExt
+	fp.CurrentDirectory = homedir
+	fp.Styles.Cursor = cfg.Theme.Focused.SelectedOption
+
+	return FileSystemModel{
+		filepicker: fp,
+		Propmt:     prompt,
+	}
+}
+
+type clearErrorMsg struct{}
+
+func clearErrorAfter(t time.Duration) tea.Cmd {
+	return tea.Tick(t, func(_ time.Time) tea.Msg {
+		return clearErrorMsg{}
+	})
+}
+
+func (m FileSystemModel) Init() tea.Cmd {
+	return m.filepicker.Init()
+}
+
+func (m FileSystemModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	switch msg := msg.(type) {
+	case tea.KeyMsg:
+		switch msg.String() {
+		case "ctrl+c", "q":
+			m.quitting = true
+			return m, tea.Quit
+		}
+	case clearErrorMsg:
+		m.err = nil
+	}
+
+	var cmd tea.Cmd
+	m.filepicker, cmd = m.filepicker.Update(msg)
+
+	// Did the user select a file?
+	if didSelect, path := m.filepicker.DidSelectFile(msg); didSelect {
+		// Get the path of the selected file.
+		m.SelectedFile = path
+	}
+
+	// Did the user select a disabled file?
+	// This is only necessary to display an error to the user.
+	if didSelect, path := m.filepicker.DidSelectDisabledFile(msg); didSelect {
+		// Let's clear the selectedFile and display an error.
+		m.err = errors.New(path + " is not valid.")
+		m.SelectedFile = ""
+		return m, tea.Batch(cmd, clearErrorAfter(2*time.Second))
+	}
+
+	return m, cmd
+}
+
+func (m FileSystemModel) View() string {
+	if m.quitting {
+		return ""
+	}
+	var s strings.Builder
+	s.WriteString("\n  ")
+	if m.err != nil {
+		s.WriteString(m.filepicker.Styles.DisabledFile.Render(m.err.Error()))
+	} else if m.SelectedFile == "" {
+		s.WriteString(m.Propmt)
+	} else {
+		s.WriteString("Selected file: " + m.filepicker.Styles.Selected.Render(m.SelectedFile))
+	}
+	s.WriteString("\n\n" + m.filepicker.View() + "\n")
+	return s.String()
+}