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package gui
import (
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/utils"
)
// getFromAndReverseArgsForDiff tells us the from and reverse args to be used in a diff command. If we're not in diff mode we'll end up with the equivalent of a `git show` i.e `git diff blah^..blah`.
func (gui *Gui) getFromAndReverseArgsForDiff(to string) (string, bool) {
from := to + "^"
reverse := false
if gui.State.Modes.Diffing.Active() {
reverse = gui.State.Modes.Diffing.Reverse
from = gui.State.Modes.Diffing.Ref
}
return from, reverse
}
func (gui *Gui) refreshPatchBuildingPanel(selectedLineIdx int) error {
if !gui.GitCommand.PatchManager.Active() {
return gui.handleEscapePatchBuildingPanel()
}
gui.splitMainPanel(true)
gui.getMainView().Title = "Patch"
gui.getSecondaryView().Title = "Custom Patch"
// get diff from commit file that's currently selected
commitFile := gui.getSelectedCommitFile()
if commitFile == nil {
gui.renderString("commitFiles", gui.Tr.SLocalize("NoCommiteFiles"))
return nil
}
to := commitFile.Parent
from, reverse := gui.getFromAndReverseArgsForDiff(to)
diff, err := gui.GitCommand.ShowFileDiff(from, to, reverse, commitFile.Name, true)
if err != nil {
return err
}
secondaryDiff := gui.GitCommand.PatchManager.RenderPatchForFile(commitFile.Name, true, false, true)
if err != nil {
return err
}
empty, err := gui.refreshLineByLinePanel(diff, secondaryDiff, false, selectedLineIdx)
if err != nil {
return err
}
if empty {
return gui.handleEscapePatchBuildingPanel()
}
return nil
}
func (gui *Gui) handleToggleSelectionForPatch(g *gocui.Gui, v *gocui.View) error {
state := gui.State.Panels.LineByLine
toggleFunc := gui.GitCommand.PatchManager.AddFileLineRange
filename := gui.getSelectedCommitFileName()
includedLineIndices, err := gui.GitCommand.PatchManager.GetFileIncLineIndices(filename)
if err != nil {
return err
}
currentLineIsStaged := utils.IncludesInt(includedLineIndices, state.SelectedLineIdx)
if currentLineIsStaged {
toggleFunc = gui.GitCommand.PatchManager.RemoveFileLineRange
}
// add range of lines to those set for the file
commitFile := gui.getSelectedCommitFile()
if commitFile == nil {
gui.renderString("commitFiles", gui.Tr.SLocalize("NoCommiteFiles"))
return nil
}
toggleFunc(commitFile.Name, state.FirstLineIdx, state.LastLineIdx)
if err := gui.refreshCommitFilesView(); err != nil {
return err
}
if err := gui.refreshPatchBuildingPanel(-1); err != nil {
return err
}
return nil
}
func (gui *Gui) handleEscapePatchBuildingPanel() error {
gui.handleEscapeLineByLinePanel()
if gui.GitCommand.PatchManager.IsEmpty() {
gui.GitCommand.PatchManager.Reset()
}
if gui.currentContext().GetKey() == gui.Contexts.PatchBuilding.Context.GetKey() {
return gui.switchContext(gui.Contexts.CommitFiles.Context)
}
return nil
}
func (gui *Gui) refreshSecondaryPatchPanel() error {
// TODO: swap out for secondaryPatchPanelUpdateOpts
if gui.GitCommand.PatchManager.Active() {
gui.splitMainPanel(true)
secondaryView := gui.getSecondaryView()
secondaryView.Highlight = true
secondaryView.Wrap = false
gui.g.Update(func(*gocui.Gui) error {
gui.setViewContent(gui.getSecondaryView(), gui.GitCommand.PatchManager.RenderAggregatedPatchColored(false))
return nil
})
} else {
gui.splitMainPanel(false)
}
return nil
}
func (gui *Gui) secondaryPatchPanelUpdateOpts() *viewUpdateOpts {
if gui.GitCommand.PatchManager.Active() {
patch := gui.GitCommand.PatchManager.RenderAggregatedPatchColored(false)
return &viewUpdateOpts{
title: "Custom Patch",
noWrap: true,
highlight: true,
task: gui.createRenderStringWithoutScrollTask(patch),
}
}
return nil
}
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