remove old diff mode code

6 files changed, 27 insertions, 84 deletions

diff --git a/pkg/commands/commit_list_builder.go b/pkg/commands/commit_list_builder.go
index 6aa59e920..1204b4882 100644
--- a/pkg/commands/commit_list_builder.go
+++ b/pkg/commands/commit_list_builder.go
@@ -34,18 +34,16 @@ type CommitListBuilder struct {
 	OSCommand           *OSCommand
 	Tr                  *i18n.Localizer
 	CherryPickedCommits []*Commit
-	DiffEntries         []*Commit
 }
 
 // NewCommitListBuilder builds a new commit list builder
-func NewCommitListBuilder(log *logrus.Entry, gitCommand *GitCommand, osCommand *OSCommand, tr *i18n.Localizer, cherryPickedCommits []*Commit, diffEntries []*Commit) (*CommitListBuilder, error) {
+func NewCommitListBuilder(log *logrus.Entry, gitCommand *GitCommand, osCommand *OSCommand, tr *i18n.Localizer, cherryPickedCommits []*Commit) (*CommitListBuilder, error) {
 	return &CommitListBuilder{
 		Log:                 log,
 		GitCommand:          gitCommand,
 		OSCommand:           osCommand,
 		Tr:                  tr,
 		CherryPickedCommits: cherryPickedCommits,
-		DiffEntries:         diffEntries,
 	}, nil
 }
 
diff --git a/pkg/gui/commits_panel.go b/pkg/gui/commits_panel.go
index 80fcf23c8..d2bfd4b63 100644
--- a/pkg/gui/commits_panel.go
+++ b/pkg/gui/commits_panel.go
@@ -117,7 +117,7 @@ func (gui *Gui) refreshCommits() error {
 }
 
 func (gui *Gui) refreshCommitsWithLimit() error {
-	builder, err := commands.NewCommitListBuilder(gui.Log, gui.GitCommand, gui.OSCommand, gui.Tr, gui.State.CherryPickedCommits, gui.State.DiffEntries)
+	builder, err := commands.NewCommitListBuilder(gui.Log, gui.GitCommand, gui.OSCommand, gui.Tr, gui.State.CherryPickedCommits)
 	if err != nil {
 		return err
 	}
@@ -491,52 +491,6 @@ func (gui *Gui) handleSwitchToCommitFilesPanel(g *gocui.Gui, v *gocui.View) erro
 	return gui.switchFocus(g, gui.getCommitsView(), gui.getCommitFilesView())
 }
 
-func (gui *Gui) handleToggleDiffCommit(g *gocui.Gui, v *gocui.View) error {
-	selectLimit := 2
-
-	// get selected commit
-	commit := gui.getSelectedCommit(g)
-	if commit == nil {
-		return gui.newStringTask("main", gui.Tr.SLocalize("NoCommitsThisBranch"))
-	}
-
-	// if already selected commit delete
-	if idx, has := gui.hasCommit(gui.State.DiffEntries, commit.Sha); has {
-		gui.State.DiffEntries = gui.unchooseCommit(gui.State.DiffEntries, idx)
-	} else {
-		if len(gui.State.DiffEntries) == 0 {
-			gui.State.DiffEntries = []*commands.Commit{commit}
-		} else {
-			gui.State.DiffEntries = append(gui.State.DiffEntries[:1], commit)
-		}
-	}
-
-	gui.setDiffMode()
-
-	// if selected two commits, display diff between
-	if len(gui.State.DiffEntries) == selectLimit {
-		commitText, err := gui.GitCommand.DiffCommits(gui.State.DiffEntries[0].Sha, gui.State.DiffEntries[1].Sha)
-
-		if err != nil {
-			return gui.surfaceError(err)
-		}
-
-		gui.newStringTask("main", commitText)
-	}
-	return gui.renderBranchCommitsWithSelection()
-}
-
-func (gui *Gui) setDiffMode() {
-	v := gui.getCommitsView()
-	if len(gui.State.DiffEntries) != 0 {
-		gui.State.Panels.Commits.SpecificDiffMode = true
-		v.Title = gui.Tr.SLocalize("CommitsDiffTitle")
-	} else {
-		gui.State.Panels.Commits.SpecificDiffMode = false
-		v.Title = gui.Tr.SLocalize("CommitsTitle")
-	}
-}
-
 func (gui *Gui) hasCommit(commits []*commands.Commit, target string) (int, bool) {
 	for idx, commit := range commits {
 		if commit.Sha == target {
@@ -633,7 +587,7 @@ func (gui *Gui) renderBranchCommitsWithSelection() error {
 	commitsView := gui.getCommitsView()
 
 	gui.refreshSelectedLine(&gui.State.Panels.Commits.SelectedLine, len(gui.State.Commits))
-	displayStrings := presentation.GetCommitListDisplayStrings(gui.State.Commits, gui.State.ScreenMode != SCREEN_NORMAL, gui.cherryPickedCommitShaMap(), gui.State.DiffEntries)
+	displayStrings := presentation.GetCommitListDisplayStrings(gui.State.Commits, gui.State.ScreenMode != SCREEN_NORMAL, gui.cherryPickedCommitShaMap())
 	gui.renderDisplayStrings(commitsView, displayStrings)
 	if gui.g.CurrentView() == commitsView && commitsView.Context == "branch-commits" {
 		if err := gui.handleCommitSelect(gui.g, commitsView); err != nil {
diff --git a/pkg/gui/gui.go b/pkg/gui/gui.go
index 17ba0c00b..62e18f8fd 100644
--- a/pkg/gui/gui.go
+++ b/pkg/gui/gui.go
@@ -185,6 +185,12 @@ const (
 	COMPLETE
 )
 
+// if ref is blank we're not diffing anything
+type DiffState struct {
+	Ref  string
+	Left bool
+}
+
 type guiState struct {
 	Files        []*commands.File
 	Branches     []*commands.Branch
@@ -198,7 +204,6 @@ type guiState struct {
 	// if we're not in filtering mode, CommitFiles and FilteredReflogCommits will be
 	// one and the same
 	ReflogCommits         []*commands.Commit
-	DiffEntries           []*commands.Commit
 	Remotes               []*commands.Remote
 	RemoteBranches        []*commands.RemoteBranch
 	Tags                  []*commands.Tag
@@ -222,6 +227,7 @@ type guiState struct {
 	OldInformation        string
 	StartupStage          int    // one of INITIAL and COMPLETE. Allows us to not load everything at once
 	FilterPath            string // the filename that gets passed to git log
+	Diff                  DiffState
 }
 
 func (gui *Gui) resetState() {
@@ -239,7 +245,6 @@ func (gui *Gui) resetState() {
 		ReflogCommits:         make([]*commands.Commit, 0),
 		CherryPickedCommits:   make([]*commands.Commit, 0),
 		StashEntries:          make([]*commands.StashEntry, 0),
-		DiffEntries:           make([]*commands.Commit, 0),
 		Panels: &panelStates{
 			Files:          &filePanelState{SelectedLine: -1},
 			Branches:       &branchPanelState{SelectedLine: 0},
diff --git a/pkg/gui/keybindings.go b/pkg/gui/keybindings.go
index 1061d99b1..486ea9a31 100644
--- a/pkg/gui/keybindings.go
+++ b/pkg/gui/keybindings.go
@@ -838,14 +838,6 @@ func (gui *Gui) GetInitialKeybindings() []*Binding {
 		{
 			ViewName:    "commits",
 			Contexts:    []string{"branch-commits"},
-			Key:         gui.getKey("commits.toggleDiffCommit"),
-			Modifier:    gocui.ModNone,
-			Handler:     gui.handleToggleDiffCommit,
-			Description: gui.Tr.SLocalize("CommitsDiff"),
-		},
-		{
-			ViewName:    "commits",
-			Contexts:    []string{"branch-commits"},
 			Key:         gui.getKey("commits.tagCommit"),
 			Modifier:    gocui.ModNone,
 			Handler:     gui.handleTagCommit,
diff --git a/pkg/gui/presentation/commits.go b/pkg/gui/presentation/commits.go
index d2aff9817..5463cd531 100644
--- a/pkg/gui/presentation/commits.go
+++ b/pkg/gui/presentation/commits.go
@@ -9,10 +9,10 @@ import (
 	"github.com/jesseduffield/lazygit/pkg/utils"
 )
 
-func GetCommitListDisplayStrings(commits []*commands.Commit, fullDescription bool, cherryPickedCommitShaMap map[string]bool, diffEntries []*commands.Commit) [][]string {
+func GetCommitListDisplayStrings(commits []*commands.Commit, fullDescription bool, cherryPickedCommitShaMap map[string]bool) [][]string {
 	lines := make([][]string, len(commits))
 
-	var displayFunc func(*commands.Commit, map[string]bool, []*commands.Commit) []string
+	var displayFunc func(*commands.Commit, map[string]bool) []string
 	if fullDescription {
 		displayFunc = getFullDescriptionDisplayStringsForCommit
 	} else {
@@ -20,20 +20,20 @@ func GetCommitListDisplayStrings(commits []*commands.Commit, fullDescription boo
 	}
 
 	for i := range commits {
-		lines[i] = displayFunc(commits[i], cherryPickedCommitShaMap, diffEntries)
+		lines[i] = displayFunc(commits[i], cherryPickedCommitShaMap)
 	}
 
 	return lines
 }
 
-func getFullDescriptionDisplayStringsForCommit(c *commands.Commit, cherryPickedCommitShaMap map[string]bool, diffEntries []*commands.Commit) []string {
+func getFullDescriptionDisplayStringsForCommit(c *commands.Commit, cherryPickedCommitShaMap map[string]bool) []string {
 	red := color.New(color.FgRed)
 	yellow := color.New(color.FgYellow)
 	green := color.New(color.FgGreen)
 	blue := color.New(color.FgBlue)
 	cyan := color.New(color.FgCyan)
 	defaultColor := color.New(theme.DefaultTextColor)
-	magenta := color.New(color.FgMagenta)
+	// magenta := color.New(color.FgMagenta)
 
 	// for some reason, setting the background to blue pads out the other commits
 	// horizontally. For the sake of accessibility I'm considering this a feature,
@@ -60,11 +60,11 @@ func getFullDescriptionDisplayStringsForCommit(c *commands.Commit, cherryPickedC
 		shaColor = copied
 	}
 
-	for _, entry := range diffEntries {
-		if c.Sha == entry.Sha {
-			shaColor = magenta
-		}
-	}
+	// for _, entry := range diffEntries {
+	// 	if c.Sha == entry.Sha {
+	// 		shaColor = magenta
+	// 	}
+	// }
 
 	tagString := ""
 	secondColumnString := blue.Sprint(utils.UnixToDate(c.UnixTimestamp))
@@ -80,14 +80,14 @@ func getFullDescriptionDisplayStringsForCommit(c *commands.Commit, cherryPickedC
 	return []string{shaColor.Sprint(c.ShortSha()), secondColumnString, yellow.Sprint(truncatedAuthor), tagString + defaultColor.Sprint(c.Name)}
 }
 
-func getDisplayStringsForCommit(c *commands.Commit, cherryPickedCommitShaMap map[string]bool, diffEntries []*commands.Commit) []string {
+func getDisplayStringsForCommit(c *commands.Commit, cherryPickedCommitShaMap map[string]bool) []string {
 	red := color.New(color.FgRed)
 	yellow := color.New(color.FgYellow)
 	green := color.New(color.FgGreen)
 	blue := color.New(color.FgBlue)
 	cyan := color.New(color.FgCyan)
 	defaultColor := color.New(theme.DefaultTextColor)
-	magenta := color.New(color.FgMagenta)
+	// magenta := color.New(color.FgMagenta)
 
 	// for some reason, setting the background to blue pads out the other commits
 	// horizontally. For the sake of accessibility I'm considering this a feature,
@@ -114,11 +114,11 @@ func getDisplayStringsForCommit(c *commands.Commit, cherryPickedCommitShaMap map
 		shaColor = copied
 	}
 
-	for _, entry := range diffEntries {
-		if c.Sha == entry.Sha {
-			shaColor = magenta
-		}
-	}
+	// for _, entry := range diffEntries {
+	// 	if c.Sha == entry.Sha {
+	// 		shaColor = magenta
+	// 	}
+	// }
 
 	actionString := ""
 	tagString := ""
diff --git a/pkg/i18n/english.go b/pkg/i18n/english.go
index 90a682a99..392813d0b 100644
--- a/pkg/i18n/english.go
+++ b/pkg/i18n/english.go
@@ -37,12 +37,6 @@ func addEnglish(i18nObject *i18n.Bundle) error {
 			ID:    "CommitsTitle",
 			Other: "Commits",
 		}, &i18n.Message{
-			ID:    "CommitsDiffTitle",
-			Other: "Commits (specific diff mode)",
-		}, &i18n.Message{
-			ID:    "CommitsDiff",
-			Other: "select commit to diff with another commit",
-		}, &i18n.Message{
 			ID:    "StashTitle",
 			Other: "Stash",
 		}, &i18n.Message{