init: pristine aerc 0.20.0 source

commands/term.go

@@ -0,0 +1,80 @@
+package commands
+
+import (
+	"os"
+	"os/exec"
+
+	"github.com/riywo/loginshell"
+
+	"git.sr.ht/~rjarry/aerc/app"
+	"git.sr.ht/~rjarry/aerc/lib/ui"
+)
+
+type Term struct {
+	Cmd []string `opt:"..." required:"false"`
+}
+
+func init() {
+	Register(Term{})
+}
+
+func (Term) Description() string {
+	return "Open a new terminal tab."
+}
+
+func (Term) Context() CommandContext {
+	return GLOBAL
+}
+
+func (Term) Aliases() []string {
+	return []string{"terminal", "term"}
+}
+
+func (t Term) Execute(args []string) error {
+	return TermCore(t.Cmd)
+}
+
+// The help command is an alias for `term man` thus Term requires a simple func
+func TermCore(args []string) error {
+	return TermCoreDirectory(args, "")
+}
+
+func TermCoreDirectory(args []string, dir string) error {
+	if len(args) == 0 {
+		shell, err := loginshell.Shell()
+		if err != nil {
+			return err
+		}
+		args = []string{shell}
+	}
+
+	if dir != "" {
+		if _, err := os.Stat(dir); os.IsNotExist(err) {
+			return err
+		}
+	}
+
+	cmd := exec.Command(args[0], args[1:]...)
+	cmd.Dir = dir
+	term, err := app.NewTerminal(cmd)
+	if err != nil {
+		return err
+	}
+	tab := app.NewTab(term, args[0])
+	term.OnTitle = func(title string) {
+		if title == "" {
+			title = args[0]
+		}
+		if tab.Name != title {
+			tab.Name = title
+			ui.Invalidate()
+		}
+	}
+	term.OnClose = func(err error) {
+		app.RemoveTab(term, false)
+		if err != nil {
+			app.PushError(err.Error())
+		}
+	}
+	return nil
+}