mirror of
https://github.com/jesseduffield/lazygit.git
synced 2025-01-10 04:07:18 +02:00
139 lines
3.5 KiB
Go
139 lines
3.5 KiB
Go
package gui
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import (
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"fmt"
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"strings"
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"github.com/jesseduffield/lazygit/pkg/commands/models"
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"github.com/jesseduffield/lazygit/pkg/gui/presentation"
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"github.com/sirupsen/logrus"
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)
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const EXPANDED_ARROW = "▼"
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const COLLAPSED_ARROW = "►"
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type FileChangeManager struct {
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Files []*models.File
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Tree *models.FileChangeNode
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ShowTree bool
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Log *logrus.Entry
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CollapsedPaths map[string]bool
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}
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func NewFileChangeManager(files []*models.File, log *logrus.Entry, showTree bool) *FileChangeManager {
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return &FileChangeManager{
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Files: files,
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Log: log,
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ShowTree: showTree,
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CollapsedPaths: map[string]bool{},
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}
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}
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func (m *FileChangeManager) GetItemAtIndex(index int) *models.FileChangeNode {
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// need to traverse the three depth first until we get to the index.
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return m.Tree.GetNodeAtIndex(index+1, m.CollapsedPaths) // ignoring root
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}
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func (m *FileChangeManager) GetIndexForPath(path string) (int, bool) {
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index, found := m.Tree.GetIndexForPath(path, m.CollapsedPaths)
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return index - 1, found
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}
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func (m *FileChangeManager) GetAllItems() []*models.FileChangeNode {
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if m.Tree == nil {
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return nil
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}
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return m.Tree.Flatten(m.CollapsedPaths)[1:] // ignoring root
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}
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func (m *FileChangeManager) GetItemsLength() int {
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return m.Tree.Size(m.CollapsedPaths) - 1 // ignoring root
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}
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func (m *FileChangeManager) GetAllFiles() []*models.File {
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return m.Files
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}
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func (m *FileChangeManager) SetFiles(files []*models.File) {
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m.Files = files
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m.SetTree()
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}
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func (m *FileChangeManager) SetTree() {
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if m.ShowTree {
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m.Tree = GetTreeFromStatusFiles(m.Files)
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} else {
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m.Tree = GetFlatTreeFromStatusFiles(m.Files)
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}
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}
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func (m *FileChangeManager) Render(diffName string, submoduleConfigs []*models.SubmoduleConfig) []string {
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return m.renderAux(m.Tree, "", -1, diffName, submoduleConfigs)
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}
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const INNER_ITEM = "├─ "
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const LAST_ITEM = "└─ "
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const NESTED = "│ "
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const NOTHING = " "
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func (m *FileChangeManager) IsCollapsed(s *models.FileChangeNode) bool {
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return m.CollapsedPaths[s.GetPath()]
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}
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func (m *FileChangeManager) ToggleCollapsed(s *models.FileChangeNode) {
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m.CollapsedPaths[s.GetPath()] = !m.CollapsedPaths[s.GetPath()]
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}
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func (m *FileChangeManager) renderAux(s *models.FileChangeNode, prefix string, depth int, diffName string, submoduleConfigs []*models.SubmoduleConfig) []string {
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isRoot := depth == -1
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if s == nil {
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return []string{}
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}
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getLine := func() string {
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return prefix + presentation.GetFileLine(s.GetHasUnstagedChanges(), s.GetHasStagedChanges(), s.NameAtDepth(depth), diffName, submoduleConfigs, s.File)
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}
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if s.IsLeaf() {
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if isRoot {
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return []string{}
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}
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return []string{getLine()}
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}
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if m.IsCollapsed(s) {
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return []string{fmt.Sprintf("%s %s", getLine(), COLLAPSED_ARROW)}
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}
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arr := []string{}
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if !isRoot {
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arr = append(arr, fmt.Sprintf("%s %s", getLine(), EXPANDED_ARROW))
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}
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newPrefix := prefix
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if strings.HasSuffix(prefix, LAST_ITEM) {
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newPrefix = strings.TrimSuffix(prefix, LAST_ITEM) + NOTHING
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} else if strings.HasSuffix(prefix, INNER_ITEM) {
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newPrefix = strings.TrimSuffix(prefix, INNER_ITEM) + NESTED
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}
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for i, child := range s.Children {
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isLast := i == len(s.Children)-1
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var childPrefix string
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if isRoot {
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childPrefix = newPrefix
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} else if isLast {
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childPrefix = newPrefix + LAST_ITEM
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} else {
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childPrefix = newPrefix + INNER_ITEM
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}
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arr = append(arr, m.renderAux(child, childPrefix, depth+1+s.CompressionLevel, diffName, submoduleConfigs)...)
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}
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return arr
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}
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