mirror of
https://github.com/jesseduffield/lazygit.git
synced 2024-12-12 11:15:00 +02:00
499 lines
14 KiB
Go
499 lines
14 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/gocui"
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"github.com/jesseduffield/lazygit/pkg/commands"
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"github.com/jesseduffield/lazygit/pkg/commands/models"
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)
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// list panel functions
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func (gui *Gui) getSelectedBranch() *models.Branch {
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if len(gui.State.Branches) == 0 {
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return nil
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}
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selectedLine := gui.State.Panels.Branches.SelectedLineIdx
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if selectedLine == -1 {
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return nil
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}
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return gui.State.Branches[selectedLine]
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}
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func (gui *Gui) handleBranchSelect() error {
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var task updateTask
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branch := gui.getSelectedBranch()
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if branch == nil {
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task = gui.createRenderStringTask(gui.Tr.SLocalize("NoBranchesThisRepo"))
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} else {
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cmd := gui.OSCommand.ExecutableFromString(
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gui.GitCommand.GetBranchGraphCmdStr(branch.Name),
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)
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task = gui.createRunPtyTask(cmd)
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}
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return gui.refreshMainViews(refreshMainOpts{
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main: &viewUpdateOpts{
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title: "Log",
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task: task,
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},
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})
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}
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// gui.refreshStatus is called at the end of this because that's when we can
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// be sure there is a state.Branches array to pick the current branch from
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func (gui *Gui) refreshBranches() {
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reflogCommits := gui.State.FilteredReflogCommits
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if gui.State.Modes.Filtering.Active() {
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// in filter mode we filter our reflog commits to just those containing the path
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// however we need all the reflog entries to populate the recencies of our branches
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// which allows us to order them correctly. So if we're filtering we'll just
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// manually load all the reflog commits here
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var err error
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reflogCommits, _, err = gui.GitCommand.GetReflogCommits(nil, "")
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if err != nil {
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gui.Log.Error(err)
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}
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}
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builder, err := commands.NewBranchListBuilder(gui.Log, gui.GitCommand, reflogCommits)
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if err != nil {
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_ = gui.surfaceError(err)
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}
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gui.State.Branches = builder.Build()
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if err := gui.postRefreshUpdate(gui.Contexts.Branches.Context); err != nil {
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gui.Log.Error(err)
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}
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gui.refreshStatus()
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}
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// specific functions
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func (gui *Gui) handleBranchPress(g *gocui.Gui, v *gocui.View) error {
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if gui.State.Panels.Branches.SelectedLineIdx == -1 {
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return nil
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}
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if gui.State.Panels.Branches.SelectedLineIdx == 0 {
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return gui.createErrorPanel(gui.Tr.SLocalize("AlreadyCheckedOutBranch"))
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}
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branch := gui.getSelectedBranch()
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return gui.handleCheckoutRef(branch.Name, handleCheckoutRefOptions{})
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}
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func (gui *Gui) handleCreatePullRequestPress(g *gocui.Gui, v *gocui.View) error {
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pullRequest := commands.NewPullRequest(gui.GitCommand)
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branch := gui.getSelectedBranch()
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if err := pullRequest.Create(branch); err != nil {
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return gui.surfaceError(err)
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}
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return nil
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}
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func (gui *Gui) handleGitFetch(g *gocui.Gui, v *gocui.View) error {
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if err := gui.createLoaderPanel(v, gui.Tr.SLocalize("FetchWait")); err != nil {
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return err
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}
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go func() {
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err := gui.fetch(true)
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gui.handleCredentialsPopup(err)
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_ = gui.refreshSidePanels(refreshOptions{mode: ASYNC})
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}()
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return nil
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}
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func (gui *Gui) handleForceCheckout(g *gocui.Gui, v *gocui.View) error {
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branch := gui.getSelectedBranch()
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message := gui.Tr.SLocalize("SureForceCheckout")
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title := gui.Tr.SLocalize("ForceCheckoutBranch")
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return gui.ask(askOpts{
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title: title,
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prompt: message,
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handleConfirm: func() error {
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if err := gui.GitCommand.Checkout(branch.Name, commands.CheckoutOptions{Force: true}); err != nil {
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_ = gui.surfaceError(err)
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}
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return gui.refreshSidePanels(refreshOptions{mode: ASYNC})
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},
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})
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}
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type handleCheckoutRefOptions struct {
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WaitingStatus string
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EnvVars []string
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onRefNotFound func(ref string) error
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}
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func (gui *Gui) handleCheckoutRef(ref string, options handleCheckoutRefOptions) error {
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waitingStatus := options.WaitingStatus
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if waitingStatus == "" {
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waitingStatus = gui.Tr.SLocalize("CheckingOutStatus")
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}
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cmdOptions := commands.CheckoutOptions{Force: false, EnvVars: options.EnvVars}
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onSuccess := func() {
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gui.State.Panels.Branches.SelectedLineIdx = 0
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gui.State.Panels.Commits.SelectedLineIdx = 0
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// loading a heap of commits is slow so we limit them whenever doing a reset
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gui.State.Panels.Commits.LimitCommits = true
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}
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return gui.WithWaitingStatus(waitingStatus, func() error {
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if err := gui.GitCommand.Checkout(ref, cmdOptions); err != nil {
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// note, this will only work for english-language git commands. If we force git to use english, and the error isn't this one, then the user will receive an english command they may not understand. I'm not sure what the best solution to this is. Running the command once in english and a second time in the native language is one option
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if options.onRefNotFound != nil && strings.Contains(err.Error(), "did not match any file(s) known to git") {
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return options.onRefNotFound(ref)
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}
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if strings.Contains(err.Error(), "Please commit your changes or stash them before you switch branch") {
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// offer to autostash changes
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return gui.ask(askOpts{
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title: gui.Tr.SLocalize("AutoStashTitle"),
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prompt: gui.Tr.SLocalize("AutoStashPrompt"),
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handleConfirm: func() error {
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if err := gui.GitCommand.StashSave(gui.Tr.SLocalize("StashPrefix") + ref); err != nil {
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return gui.surfaceError(err)
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}
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if err := gui.GitCommand.Checkout(ref, cmdOptions); err != nil {
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return gui.surfaceError(err)
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}
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onSuccess()
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if err := gui.GitCommand.StashDo(0, "pop"); err != nil {
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if err := gui.refreshSidePanels(refreshOptions{mode: BLOCK_UI}); err != nil {
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return err
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}
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return gui.surfaceError(err)
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}
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return gui.refreshSidePanels(refreshOptions{mode: BLOCK_UI})
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},
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})
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}
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if err := gui.surfaceError(err); err != nil {
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return err
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}
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}
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onSuccess()
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return gui.refreshSidePanels(refreshOptions{mode: BLOCK_UI})
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})
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}
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func (gui *Gui) handleCheckoutByName(g *gocui.Gui, v *gocui.View) error {
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return gui.prompt(gui.Tr.SLocalize("BranchName")+":", "", func(response string) error {
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return gui.handleCheckoutRef(response, handleCheckoutRefOptions{
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onRefNotFound: func(ref string) error {
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return gui.ask(askOpts{
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title: gui.Tr.SLocalize("BranchNotFoundTitle"),
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prompt: fmt.Sprintf("%s %s%s", gui.Tr.SLocalize("BranchNotFoundPrompt"), ref, "?"),
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handleConfirm: func() error {
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return gui.createNewBranchWithName(ref)
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},
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})
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},
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})
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})
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}
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func (gui *Gui) getCheckedOutBranch() *models.Branch {
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if len(gui.State.Branches) == 0 {
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return nil
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}
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return gui.State.Branches[0]
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}
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func (gui *Gui) createNewBranchWithName(newBranchName string) error {
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branch := gui.getSelectedBranch()
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if branch == nil {
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return nil
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}
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if err := gui.GitCommand.NewBranch(newBranchName, branch.Name); err != nil {
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return gui.surfaceError(err)
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}
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gui.State.Panels.Branches.SelectedLineIdx = 0
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return gui.refreshSidePanels(refreshOptions{mode: ASYNC})
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}
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func (gui *Gui) handleDeleteBranch(g *gocui.Gui, v *gocui.View) error {
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return gui.deleteBranch(false)
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}
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func (gui *Gui) deleteBranch(force bool) error {
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selectedBranch := gui.getSelectedBranch()
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if selectedBranch == nil {
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return nil
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}
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checkedOutBranch := gui.getCheckedOutBranch()
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if checkedOutBranch.Name == selectedBranch.Name {
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return gui.createErrorPanel(gui.Tr.SLocalize("CantDeleteCheckOutBranch"))
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}
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return gui.deleteNamedBranch(selectedBranch, force)
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}
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func (gui *Gui) deleteNamedBranch(selectedBranch *models.Branch, force bool) error {
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title := gui.Tr.SLocalize("DeleteBranch")
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var messageID string
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if force {
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messageID = "ForceDeleteBranchMessage"
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} else {
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messageID = "DeleteBranchMessage"
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}
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message := gui.Tr.TemplateLocalize(
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messageID,
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Teml{
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"selectedBranchName": selectedBranch.Name,
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},
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)
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return gui.ask(askOpts{
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title: title,
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prompt: message,
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handleConfirm: func() error {
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if err := gui.GitCommand.DeleteBranch(selectedBranch.Name, force); err != nil {
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errMessage := err.Error()
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if !force && strings.Contains(errMessage, "is not fully merged") {
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return gui.deleteNamedBranch(selectedBranch, true)
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}
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return gui.createErrorPanel(errMessage)
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}
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return gui.refreshSidePanels(refreshOptions{mode: ASYNC, scope: []int{BRANCHES}})
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},
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})
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}
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func (gui *Gui) mergeBranchIntoCheckedOutBranch(branchName string) error {
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if ok, err := gui.validateNotInFilterMode(); err != nil || !ok {
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return err
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}
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if gui.GitCommand.IsHeadDetached() {
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return gui.createErrorPanel("Cannot merge branch in detached head state. You might have checked out a commit directly or a remote branch, in which case you should checkout the local branch you want to be on")
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}
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checkedOutBranchName := gui.getCheckedOutBranch().Name
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if checkedOutBranchName == branchName {
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return gui.createErrorPanel(gui.Tr.SLocalize("CantMergeBranchIntoItself"))
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}
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prompt := gui.Tr.TemplateLocalize(
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"ConfirmMerge",
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Teml{
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"checkedOutBranch": checkedOutBranchName,
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"selectedBranch": branchName,
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},
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)
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return gui.ask(askOpts{
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title: gui.Tr.SLocalize("MergingTitle"),
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prompt: prompt,
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handleConfirm: func() error {
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err := gui.GitCommand.Merge(branchName, commands.MergeOpts{})
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return gui.handleGenericMergeCommandResult(err)
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},
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})
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}
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func (gui *Gui) handleMerge(g *gocui.Gui, v *gocui.View) error {
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if ok, err := gui.validateNotInFilterMode(); err != nil || !ok {
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return err
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}
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selectedBranchName := gui.getSelectedBranch().Name
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return gui.mergeBranchIntoCheckedOutBranch(selectedBranchName)
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}
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func (gui *Gui) handleRebaseOntoLocalBranch(g *gocui.Gui, v *gocui.View) error {
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selectedBranchName := gui.getSelectedBranch().Name
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return gui.handleRebaseOntoBranch(selectedBranchName)
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}
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func (gui *Gui) handleRebaseOntoBranch(selectedBranchName string) error {
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if ok, err := gui.validateNotInFilterMode(); err != nil || !ok {
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return err
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}
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checkedOutBranch := gui.getCheckedOutBranch().Name
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if selectedBranchName == checkedOutBranch {
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return gui.createErrorPanel(gui.Tr.SLocalize("CantRebaseOntoSelf"))
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}
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prompt := gui.Tr.TemplateLocalize(
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"ConfirmRebase",
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Teml{
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"checkedOutBranch": checkedOutBranch,
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"selectedBranch": selectedBranchName,
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},
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)
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return gui.ask(askOpts{
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title: gui.Tr.SLocalize("RebasingTitle"),
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prompt: prompt,
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handleConfirm: func() error {
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err := gui.GitCommand.RebaseBranch(selectedBranchName)
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return gui.handleGenericMergeCommandResult(err)
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},
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})
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}
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func (gui *Gui) handleFastForward(g *gocui.Gui, v *gocui.View) error {
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branch := gui.getSelectedBranch()
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if branch == nil {
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return nil
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}
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if branch.Pushables == "" {
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return nil
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}
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if branch.Pushables == "?" {
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return gui.createErrorPanel(gui.Tr.SLocalize("FwdNoUpstream"))
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}
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if branch.Pushables != "0" {
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return gui.createErrorPanel(gui.Tr.SLocalize("FwdCommitsToPush"))
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}
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upstream, err := gui.GitCommand.GetUpstreamForBranch(branch.Name)
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if err != nil {
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return gui.surfaceError(err)
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}
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split := strings.Split(upstream, "/")
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remoteName := split[0]
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remoteBranchName := strings.Join(split[1:], "/")
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message := gui.Tr.TemplateLocalize(
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"Fetching",
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Teml{
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"from": fmt.Sprintf("%s/%s", remoteName, remoteBranchName),
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"to": branch.Name,
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},
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)
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go func() {
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_ = gui.createLoaderPanel(v, message)
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if gui.State.Panels.Branches.SelectedLineIdx == 0 {
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_ = gui.pullWithMode("ff-only", PullFilesOptions{})
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} else {
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err := gui.GitCommand.FastForward(branch.Name, remoteName, remoteBranchName, gui.promptUserForCredential)
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gui.handleCredentialsPopup(err)
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_ = gui.refreshSidePanels(refreshOptions{mode: ASYNC, scope: []int{BRANCHES}})
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}
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}()
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return nil
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}
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func (gui *Gui) handleCreateResetToBranchMenu(g *gocui.Gui, v *gocui.View) error {
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branch := gui.getSelectedBranch()
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if branch == nil {
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return nil
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}
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return gui.createResetMenu(branch.Name)
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}
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func (gui *Gui) handleRenameBranch(g *gocui.Gui, v *gocui.View) error {
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branch := gui.getSelectedBranch()
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if branch == nil {
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return nil
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}
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// TODO: find a way to not checkout the branch here if it's not the current branch (i.e. find some
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// way to get it to show up in the reflog)
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promptForNewName := func() error {
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return gui.prompt(gui.Tr.SLocalize("NewBranchNamePrompt")+" "+branch.Name+":", "", func(newBranchName string) error {
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if err := gui.GitCommand.RenameBranch(branch.Name, newBranchName); err != nil {
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return gui.surfaceError(err)
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}
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// need to checkout so that the branch shows up in our reflog and therefore
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// doesn't get lost among all the other branches when we switch to something else
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if err := gui.GitCommand.Checkout(newBranchName, commands.CheckoutOptions{Force: false}); err != nil {
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return gui.surfaceError(err)
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}
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return gui.refreshSidePanels(refreshOptions{mode: ASYNC})
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})
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}
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// I could do an explicit check here for whether the branch is tracking a remote branch
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// but if we've selected it we'll already know that via Pullables and Pullables.
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// Bit of a hack but I'm lazy.
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notTrackingRemote := branch.Pullables == "?"
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if notTrackingRemote {
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return promptForNewName()
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}
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return gui.ask(askOpts{
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title: gui.Tr.SLocalize("renameBranch"),
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prompt: gui.Tr.SLocalize("RenameBranchWarning"),
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handleConfirm: promptForNewName,
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})
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}
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func (gui *Gui) currentBranch() *models.Branch {
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if len(gui.State.Branches) == 0 {
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return nil
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}
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return gui.State.Branches[0]
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}
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func (gui *Gui) handleNewBranchOffCurrentItem() error {
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context := gui.currentSideContext()
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item, ok := context.GetSelectedItem()
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if !ok {
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return nil
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}
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message := gui.Tr.TemplateLocalize(
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"NewBranchNameBranchOff",
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Teml{
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"branchName": item.Description(),
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},
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)
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prefilledName := ""
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if context.GetKey() == REMOTE_BRANCHES_CONTEXT_KEY {
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// will set to the remote's existing name
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prefilledName = item.ID()
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}
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return gui.prompt(message, prefilledName, func(response string) error {
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if err := gui.GitCommand.NewBranch(response, item.ID()); err != nil {
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return err
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}
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// if we're currently in the branch commits context then the selected commit
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// is about to go to the top of the list
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if context.GetKey() == BRANCH_COMMITS_CONTEXT_KEY {
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context.GetPanelState().SetSelectedLineIdx(0)
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}
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if context.GetKey() != gui.Contexts.Branches.Context.GetKey() {
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if err := gui.switchContext(gui.Contexts.Branches.Context); err != nil {
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return err
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}
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}
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gui.State.Panels.Branches.SelectedLineIdx = 0
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return gui.refreshSidePanels(refreshOptions{mode: ASYNC})
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})
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}
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