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package gui
import (
"strings"
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/commands"
)
func (gui *Gui) refreshStagingPanel(forceSecondaryFocused bool, selectedLineIdx int) error {
gui.State.SplitMainPanel = true
state := gui.State.Panels.LineByLine
file, err := gui.getSelectedFile(gui.g)
if err != nil {
if err != gui.Errors.ErrNoFiles {
return err
}
return gui.handleStagingEscape(gui.g, nil)
}
if !file.HasUnstagedChanges && !file.HasStagedChanges {
return gui.handleStagingEscape(gui.g, nil)
}
secondaryFocused := false
if forceSecondaryFocused {
secondaryFocused = true
} else {
if state != nil {
secondaryFocused = state.SecondaryFocused
}
}
if (secondaryFocused && !file.HasStagedChanges) || (!secondaryFocused && !file.HasUnstagedChanges) {
secondaryFocused = !secondaryFocused
}
if secondaryFocused {
gui.getMainView().Title = gui.Tr.SLocalize("StagedChanges")
gui.getSecondaryView().Title = gui.Tr.SLocalize("UnstagedChanges")
} else {
gui.getMainView().Title = gui.Tr.SLocalize("UnstagedChanges")
gui.getSecondaryView().Title = gui.Tr.SLocalize("StagedChanges")
}
// note for custom diffs, we'll need to send a flag here saying not to use the custom diff
diff := gui.GitCommand.Diff(file, true, secondaryFocused)
secondaryDiff := gui.GitCommand.Diff(file, true, !secondaryFocused)
// if we have e.g. a deleted file with nothing else to the diff will have only
// 4-5 lines in which case we'll swap panels
if len(strings.Split(diff, "\n")) < 5 {
if len(strings.Split(secondaryDiff, "\n")) < 5 {
return gui.handleStagingEscape(gui.g, nil)
}
secondaryFocused = !secondaryFocused
diff, secondaryDiff = secondaryDiff, diff
}
empty, err := gui.refreshLineByLinePanel(diff, secondaryDiff, secondaryFocused, selectedLineIdx)
if err != nil {
return err
}
if empty {
return gui.handleStagingEscape(gui.g, nil)
}
return nil
}
func (gui *Gui) handleTogglePanelClick(g *gocui.Gui, v *gocui.View) error {
state := gui.State.Panels.LineByLine
state.SecondaryFocused = !state.SecondaryFocused
return gui.refreshStagingPanel(false, v.SelectedLineIdx())
}
func (gui *Gui) handleTogglePanel(g *gocui.Gui, v *gocui.View) error {
state := gui.State.Panels.LineByLine
state.SecondaryFocused = !state.SecondaryFocused
return gui.refreshStagingPanel(false, -1)
}
func (gui *Gui) handleStagingEscape(g *gocui.Gui, v *gocui.View) error {
gui.State.Panels.LineByLine = nil
return gui.switchFocus(gui.g, nil, gui.getFilesView())
}
func (gui *Gui) handleStageSelection(g *gocui.Gui, v *gocui.View) error {
return gui.applySelection(false)
}
func (gui *Gui) handleResetSelection(g *gocui.Gui, v *gocui.View) error {
return gui.applySelection(true)
}
func (gui *Gui) applySelection(reverse bool) error {
state := gui.State.Panels.LineByLine
if !reverse && state.SecondaryFocused {
return gui.createErrorPanel(gui.g, gui.Tr.SLocalize("CantStageStaged"))
}
file, err := gui.getSelectedFile(gui.g)
if err != nil {
return err
}
patch := commands.ModifiedPatchForRange(gui.Log, file.Name, state.Diff, state.FirstLineIdx, state.LastLineIdx, reverse, false)
if patch == "" {
return nil
}
// apply the patch then refresh this panel
// create a new temp file with the patch, then call git apply with that patch
applyFlags := []string{}
if !reverse || state.SecondaryFocused {
applyFlags = append(applyFlags, "cached")
}
err = gui.GitCommand.ApplyPatch(patch, applyFlags...)
if err != nil {
return gui.createErrorPanel(gui.g, err.Error())
}
if state.SelectMode == RANGE {
state.SelectMode = LINE
}
if err := gui.refreshFiles(); err != nil {
return err
}
if err := gui.refreshStagingPanel(false, -1); err != nil {
return err
}
return nil
}
func (gui *Gui) handleMouseDownSecondaryWhileStaging(g *gocui.Gui, v *gocui.View) error {
state := gui.State.Panels.LineByLine
state.SecondaryFocused = !state.SecondaryFocused
return gui.refreshStagingPanel(false, -1)
}
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