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package gui
import (
"fmt"
"strings"
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/commands"
"github.com/jesseduffield/lazygit/pkg/git"
"github.com/jesseduffield/lazygit/pkg/utils"
)
func (gui *Gui) handleBranchPress(g *gocui.Gui, v *gocui.View) error {
index := gui.getItemPosition(gui.getBranchesView(g))
if index == 0 {
return gui.createErrorPanel(g, gui.Tr.SLocalize("AlreadyCheckedOutBranch"))
}
branch := gui.getSelectedBranch(gui.getBranchesView(g))
if err := gui.GitCommand.Checkout(branch.Name, false); err != nil {
gui.createErrorPanel(g, err.Error())
}
return gui.refreshSidePanels(g)
}
func (gui *Gui) handleCreatePullRequestPress(g *gocui.Gui, v *gocui.View) error {
branch := gui.getSelectedBranch(gui.getBranchesView(g))
pullRequest := commands.NewPullRequest(gui.GitCommand)
if err := pullRequest.Create(branch); err != nil {
return gui.createErrorPanel(g, err.Error())
}
return nil
}
func (gui *Gui) handleForceCheckout(g *gocui.Gui, v *gocui.View) error {
branch := gui.getSelectedBranch(v)
message := gui.Tr.SLocalize("SureForceCheckout")
title := gui.Tr.SLocalize("ForceCheckoutBranch")
return gui.createConfirmationPanel(g, v, title, message, func(g *gocui.Gui, v *gocui.View) error {
if err := gui.GitCommand.Checkout(branch.Name, true); err != nil {
gui.createErrorPanel(g, err.Error())
}
return gui.refreshSidePanels(g)
}, nil)
}
func (gui *Gui) handleCheckoutByName(g *gocui.Gui, v *gocui.View) error {
gui.createPromptPanel(g, v, gui.Tr.SLocalize("BranchName")+":", func(g *gocui.Gui, v *gocui.View) error {
if err := gui.GitCommand.Checkout(gui.trimmedContent(v), false); err != nil {
return gui.createErrorPanel(g, err.Error())
}
return gui.refreshSidePanels(g)
})
return nil
}
func (gui *Gui) handleNewBranch(g *gocui.Gui, v *gocui.View) error {
branch := gui.State.Branches[0]
message := gui.Tr.TemplateLocalize(
"NewBranchNameBranchOff",
Teml{
"branchName": branch.Name,
},
)
gui.createPromptPanel(g, v, message, func(g *gocui.Gui, v *gocui.View) error {
if err := gui.GitCommand.NewBranch(gui.trimmedContent(v)); err != nil {
return gui.createErrorPanel(g, err.Error())
}
gui.refreshSidePanels(g)
return gui.handleBranchSelect(g, v)
})
return nil
}
func (gui *Gui) handleDeleteBranch(g *gocui.Gui, v *gocui.View) error {
return gui.deleteBranch(g, v, false)
}
func (gui *Gui) handleForceDeleteBranch(g *gocui.Gui, v *gocui.View) error {
return gui.deleteBranch(g, v, true)
}
func (gui *Gui) deleteBranch(g *gocui.Gui, v *gocui.View, force bool) error {
checkedOutBranch := gui.State.Branches[0]
selectedBranch := gui.getSelectedBranch(v)
if checkedOutBranch.Name == selectedBranch.Name {
return gui.createErrorPanel(g, gui.Tr.SLocalize("CantDeleteCheckOutBranch"))
}
title := gui.Tr.SLocalize("DeleteBranch")
var messageId string
if force {
messageId = "ForceDeleteBranchMessage"
} else {
messageId = "DeleteBranchMessage"
}
message := gui.Tr.TemplateLocalize(
messageId,
Teml{
"selectedBranchName": selectedBranch.Name,
},
)
return gui.createConfirmationPanel(g, v, title, message, func(g *gocui.Gui, v *gocui.View) error {
if err := gui.GitCommand.DeleteBranch(selectedBranch.Name, force); err != nil {
return gui.createErrorPanel(g, err.Error())
}
return gui.refreshSidePanels(g)
}, nil)
}
func (gui *Gui) handleMerge(g *gocui.Gui, v *gocui.View) error {
checkedOutBranch := gui.State.Branches[0]
selectedBranch := gui.getSelectedBranch(v)
defer gui.refreshSidePanels(g)
if checkedOutBranch.Name == selectedBranch.Name {
return gui.createErrorPanel(g, gui.Tr.SLocalize("CantMergeBranchIntoItself"))
}
if err := gui.GitCommand.Merge(selectedBranch.Name); err != nil {
return gui.createErrorPanel(g, err.Error())
}
return nil
}
func (gui *Gui) getSelectedBranch(v *gocui.View) *commands.Branch {
lineNumber := gui.getItemPosition(v)
return gui.State.Branches[lineNumber]
}
func (gui *Gui) renderBranchesOptions(g *gocui.Gui) error {
return gui.renderGlobalOptions(g)
}
// may want to standardise how these select methods work
func (gui *Gui) handleBranchSelect(g *gocui.Gui, v *gocui.View) error {
if err := gui.renderBranchesOptions(g); err != nil {
return err
}
// This really shouldn't happen: there should always be a master branch
if len(gui.State.Branches) == 0 {
return gui.renderString(g, "main", gui.Tr.SLocalize("NoBranchesThisRepo"))
}
go func() {
branch := gui.getSelectedBranch(v)
diff, err := gui.GitCommand.GetBranchGraph(branch.Name)
if err != nil && strings.HasPrefix(diff, "fatal: ambiguous argument") {
diff = gui.Tr.SLocalize("NoTrackingThisBranch")
}
gui.renderString(g, "main", diff)
}()
return nil
}
// gui.refreshStatus is called at the end of this because that's when we can
// be sure there is a state.Branches array to pick the current branch from
func (gui *Gui) refreshBranches(g *gocui.Gui) error {
g.Update(func(g *gocui.Gui) error {
v, err := g.View("branches")
if err != nil {
panic(err)
}
builder, err := git.NewBranchListBuilder(gui.Log, gui.GitCommand)
if err != nil {
return err
}
gui.State.Branches = builder.Build()
v.Clear()
list, err := utils.RenderList(gui.State.Branches)
if err != nil {
return err
}
fmt.Fprint(v, list)
gui.resetOrigin(v)
return gui.refreshStatus(g)
})
return nil
}
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