filesitem.go

  1package repo
  2
  3import (
  4	"fmt"
  5	"io"
  6	"io/fs"
  7	"strings"
  8
  9	"github.com/charmbracelet/bubbles/key"
 10	"github.com/charmbracelet/bubbles/list"
 11	tea "github.com/charmbracelet/bubbletea"
 12	"github.com/charmbracelet/lipgloss"
 13	"github.com/charmbracelet/soft-serve/git"
 14	"github.com/charmbracelet/soft-serve/ui/common"
 15	"github.com/dustin/go-humanize"
 16)
 17
 18// FileItem is a list item for a file.
 19type FileItem struct {
 20	entry *git.TreeEntry
 21}
 22
 23// ID returns the ID of the file item.
 24func (i FileItem) ID() string {
 25	return i.entry.Name()
 26}
 27
 28// Title returns the title of the file item.
 29func (i FileItem) Title() string {
 30	return i.entry.Name()
 31}
 32
 33// Description returns the description of the file item.
 34func (i FileItem) Description() string {
 35	return ""
 36}
 37
 38// Mode returns the mode of the file item.
 39func (i FileItem) Mode() fs.FileMode {
 40	return i.entry.Mode()
 41}
 42
 43// FilterValue implements list.Item.
 44func (i FileItem) FilterValue() string { return i.Title() }
 45
 46// FileItems is a list of file items.
 47type FileItems []FileItem
 48
 49// Len implements sort.Interface.
 50func (cl FileItems) Len() int { return len(cl) }
 51
 52// Swap implements sort.Interface.
 53func (cl FileItems) Swap(i, j int) { cl[i], cl[j] = cl[j], cl[i] }
 54
 55// Less implements sort.Interface.
 56func (cl FileItems) Less(i, j int) bool {
 57	if cl[i].entry.IsTree() && cl[j].entry.IsTree() {
 58		return cl[i].Title() < cl[j].Title()
 59	} else if cl[i].entry.IsTree() {
 60		return true
 61	} else if cl[j].entry.IsTree() {
 62		return false
 63	} else {
 64		return cl[i].Title() < cl[j].Title()
 65	}
 66}
 67
 68// FileItemDelegate is the delegate for the file item list.
 69type FileItemDelegate struct {
 70	common *common.Common
 71}
 72
 73// Height returns the height of the file item list. Implements list.ItemDelegate.
 74func (d FileItemDelegate) Height() int { return 1 }
 75
 76// Spacing returns the spacing of the file item list. Implements list.ItemDelegate.
 77func (d FileItemDelegate) Spacing() int { return 0 }
 78
 79// Update implements list.ItemDelegate.
 80func (d FileItemDelegate) Update(msg tea.Msg, m *list.Model) tea.Cmd {
 81	idx := m.Index()
 82	item, ok := m.SelectedItem().(FileItem)
 83	if !ok {
 84		return nil
 85	}
 86	switch msg := msg.(type) {
 87	case tea.KeyMsg:
 88		switch {
 89		case key.Matches(msg, d.common.KeyMap.Copy):
 90			d.common.Copy.Copy(item.Title())
 91			return m.SetItem(idx, item)
 92		}
 93	}
 94	return nil
 95}
 96
 97// Render implements list.ItemDelegate.
 98func (d FileItemDelegate) Render(w io.Writer, m list.Model, index int, listItem list.Item) {
 99	s := d.common.Styles.Tree
100	i, ok := listItem.(FileItem)
101	if !ok {
102		return
103	}
104
105	name := i.Title()
106	size := humanize.Bytes(uint64(i.entry.Size()))
107	size = strings.ReplaceAll(size, " ", "")
108	sizeLen := lipgloss.Width(size)
109	if i.entry.IsTree() {
110		size = strings.Repeat(" ", sizeLen)
111		if index == m.Index() {
112			name = s.FileDirActive.Render(name)
113		} else {
114			name = s.FileDirInactive.Render(name)
115		}
116	}
117	var nameStyle, sizeStyle, modeStyle lipgloss.Style
118	mode := i.Mode()
119	if index == m.Index() {
120		nameStyle = s.ItemActive
121		sizeStyle = s.FileSizeActive
122		modeStyle = s.FileModeActive
123		fmt.Fprint(w, s.ItemSelector.Render(">"))
124	} else {
125		nameStyle = s.ItemInactive
126		sizeStyle = s.FileSizeInactive
127		modeStyle = s.FileModeInactive
128		fmt.Fprint(w, s.ItemSelector.Render(" "))
129	}
130	sizeStyle = sizeStyle.Copy().
131		Width(8).
132		Align(lipgloss.Right).
133		MarginLeft(1)
134	leftMargin := s.ItemSelector.GetMarginLeft() +
135		s.ItemSelector.GetWidth() +
136		s.FileModeInactive.GetMarginLeft() +
137		s.FileModeInactive.GetWidth() +
138		nameStyle.GetMarginLeft() +
139		sizeStyle.GetHorizontalFrameSize()
140	name = common.TruncateString(name, m.Width()-leftMargin)
141	name = nameStyle.Render(name)
142	size = sizeStyle.Render(size)
143	modeStr := modeStyle.Render(mode.String())
144	truncate := lipgloss.NewStyle().MaxWidth(m.Width() -
145		s.ItemSelector.GetHorizontalFrameSize() -
146		s.ItemSelector.GetWidth())
147	fmt.Fprint(w,
148		truncate.Render(fmt.Sprintf("%s%s%s",
149			modeStr,
150			size,
151			name,
152		)),
153	)
154}