GODT-1741: GUI and CLI settings to change visibility of All Mail folder.

internal/frontend/cli/frontend.go

@@ -137,6 +137,23 @@ func New( //nolint:funlen
 	})
 	fe.AddCmd(dohCmd)
 
+	// All mail visibility commands.
+	allMailCmd := &ishell.Cmd{
+		Name: "all-mail-visibility",
+		Help: "choose not to list the All Mail folder in your local client",
+	}
+	allMailCmd.AddCmd(&ishell.Cmd{
+		Name: "disable",
+		Help: "All Mail folder will not be listed in your local client",
+		Func: fe.disableAllMail,
+	})
+	allMailCmd.AddCmd(&ishell.Cmd{
+		Name: "enable",
+		Help: "All Mail folder will be listed in your local client",
+		Func: fe.enableAllMail,
+	})
+	fe.AddCmd(allMailCmd)
+
 	// Cache-On-Disk commands.
 	codCmd := &ishell.Cmd{
 		Name: "local-cache",

internal/frontend/cli/system.go

@@ -152,6 +152,32 @@ func (f *frontendCLI) disallowProxy(c *ishell.Context) {
 	}
 }
 
+func (f *frontendCLI) disableAllMail(c *ishell.Context) {
+	if !f.bridge.IsAllMailVisible() {
+		f.Println("All Mail folder is not listed in your local client.")
+		return
+	}
+
+	f.Println("All Mail folder is listed in your client right now.")
+
+	if f.yesNoQuestion("Do you want to hide All Mail folder") {
+		f.bridge.SetIsAllMailVisible(false)
+	}
+}
+
+func (f *frontendCLI) enableAllMail(c *ishell.Context) {
+	if f.bridge.IsAllMailVisible() {
+		f.Println("All Mail folder is listed in your local client.")
+		return
+	}
+
+	f.Println("All Mail folder is not listed in your client right now.")
+
+	if f.yesNoQuestion("Do you want to show All Mail folder") {
+		f.bridge.SetIsAllMailVisible(true)
+	}
+}
+
 func (f *frontendCLI) enableCacheOnDisk(c *ishell.Context) {
 	if f.settings.GetBool(settings.CacheEnabledKey) {
 		f.Println("The local cache is already enabled.")