support viewing a remote branch

1 files changed, 69 insertions, 0 deletions

diff --git a/pkg/gui/remote_branches_panel.go b/pkg/gui/remote_branches_panel.go
new file mode 100644
index 000000000..93978bc3c
--- /dev/null
+++ b/pkg/gui/remote_branches_panel.go
@@ -0,0 +1,69 @@
+package gui
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/fatih/color"
+	"github.com/jesseduffield/gocui"
+	"github.com/jesseduffield/lazygit/pkg/commands"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+)
+
+// list panel functions
+
+func (gui *Gui) getSelectedRemoteBranch() *commands.Branch {
+	selectedLine := gui.State.Panels.RemoteBranches.SelectedLine
+	if selectedLine == -1 || len(gui.State.RemoteBranches) == 0 {
+		return nil
+	}
+
+	return gui.State.RemoteBranches[selectedLine]
+}
+
+func (gui *Gui) handleRemoteBranchesClick(g *gocui.Gui, v *gocui.View) error {
+	itemCount := len(gui.State.RemoteBranches)
+	handleSelect := gui.handleRemoteBranchSelect
+	selectedLine := &gui.State.Panels.RemoteBranches.SelectedLine
+
+	return gui.handleClick(v, itemCount, selectedLine, handleSelect)
+}
+
+func (gui *Gui) handleRemoteBranchSelect(g *gocui.Gui, v *gocui.View) error {
+	if gui.popupPanelFocused() {
+		return nil
+	}
+
+	gui.State.SplitMainPanel = false
+
+	if _, err := gui.g.SetCurrentView(v.Name()); err != nil {
+		return err
+	}
+
+	gui.getMainView().Title = "Remote Branch"
+
+	remote := gui.getSelectedRemote()
+	remoteBranch := gui.getSelectedRemoteBranch()
+	if remoteBranch == nil {
+		return gui.renderString(g, "main", "No branches for this remote")
+	}
+
+	gui.focusPoint(0, gui.State.Panels.Menu.SelectedLine, gui.State.MenuItemCount, v)
+	if err := gui.focusPoint(0, gui.State.Panels.RemoteBranches.SelectedLine, len(gui.State.RemoteBranches), v); err != nil {
+		return err
+	}
+
+	go func() {
+		graph, err := gui.GitCommand.GetBranchGraph(fmt.Sprintf("%s/%s", remote.Name, remoteBranch.Name))
+		if err != nil && strings.HasPrefix(graph, "fatal: ambiguous argument") {
+			graph = gui.Tr.SLocalize("NoTrackingThisBranch")
+		}
+		_ = gui.renderString(g, "main", fmt.Sprintf("%s/%s\n\n%s", utils.ColoredString(remote.Name, color.FgRed), utils.ColoredString(remoteBranch.Name, color.FgGreen), graph))
+	}()
+
+	return nil
+}
+
+func (gui *Gui) handleRemoteBranchesEscape(g *gocui.Gui, v *gocui.View) error {
+	return gui.switchBranchesPanelContext("remotes")
+}