feat(logs): clear main logs view

pkg/gui/keybindings.go

@@ -548,6 +548,13 @@ func (gui *Gui) GetInitialKeybindings() []*Binding {
 	}
 
 	setUpDownClickBindings("main", gui.scrollUpMain, gui.scrollDownMain, gui.handleMainClick)
+	bindings = append(bindings, &Binding{
+		ViewName:    "main",
+		Key:         'c',
+		Modifier:    gocui.ModNone,
+		Handler:     gui.clearMainLogs,
+		Description: gui.Tr.ClearLogs,
+	})
 
 	for _, panel := range gui.allSidePanels() {
 		bindings = append(bindings,

pkg/gui/main_panel.go

@@ -66,6 +66,15 @@ func (gui *Gui) autoScrollMain(g *gocui.Gui, v *gocui.View) error {
 	return nil
 }
 
+func (gui *Gui) clearMainLogs(g *gocui.Gui, v *gocui.View) error {
+	if !gui.currentMainTabIsLogs() {
+		return nil
+	}
+
+	gui.clearMainView()
+	return nil
+}
+
 func (gui *Gui) jumpToTopMain(g *gocui.Gui, v *gocui.View) error {
 	gui.Views.Main.Autoscroll = false
 	_ = gui.Views.Main.SetOrigin(0, 0)
@@ -111,3 +120,15 @@ func (gui *Gui) handleMainClick() error {
 
 	return gui.switchFocus(gui.Views.Main)
 }
+
+func (gui *Gui) currentMainTabIsLogs() bool {
+	mainView := gui.Views.Main
+	if mainView == nil {
+		return false
+	}
+	if mainView.TabIndex < 0 || mainView.TabIndex >= len(mainView.Tabs) {
+		return false
+	}
+
+	return mainView.Tabs[mainView.TabIndex] == gui.Tr.LogsTitle
+}

pkg/gui/main_panel_test.go

@@ -0,0 +1,44 @@
+package gui
+
+import (
+	"testing"
+
+	"github.com/jesseduffield/gocui"
+	"github.com/jesseduffield/lazydocker/pkg/i18n"
+)
+
+func TestCurrentMainTabIsLogs(t *testing.T) {
+	gui := &Gui{
+		Views: Views{
+			Main: &gocui.View{
+				Tabs:     []string{"Logs", "Stats"},
+				TabIndex: 0,
+			},
+		},
+		Tr: &i18n.TranslationSet{
+			LogsTitle: "Logs",
+		},
+	}
+
+	if !gui.currentMainTabIsLogs() {
+		t.Fatalf("expected logs tab to be detected")
+	}
+}
+
+func TestCurrentMainTabIsLogsFalseWhenOtherTabSelected(t *testing.T) {
+	gui := &Gui{
+		Views: Views{
+			Main: &gocui.View{
+				Tabs:     []string{"Logs", "Stats"},
+				TabIndex: 1,
+			},
+		},
+		Tr: &i18n.TranslationSet{
+			LogsTitle: "Logs",
+		},
+	}
+
+	if gui.currentMainTabIsLogs() {
+		t.Fatalf("expected non-logs tab to return false")
+	}
+}

pkg/i18n/english.go

@@ -106,6 +106,7 @@ type TranslationSet struct {
 	ExecShell                   string
 	RunCustomCommand            string
 	ViewBulkCommands            string
+	ClearLogs                   string
 	FilterList                  string
 	OpenInBrowser               string
 	SortContainersByState       string
@@ -214,6 +215,7 @@ func englishSet() TranslationSet {
 		ExecShell:                   "exec shell",
 		RunCustomCommand:            "run predefined custom command",
 		ViewBulkCommands:            "view bulk commands",
+		ClearLogs:                   "clear logs",
 		FilterList:                  "filter list",
 		OpenInBrowser:               "open in browser (first port is http)",
 		SortContainersByState:       "sort containers by state",