// Package connect turns a selected host alias into a handover to the system's
// real ssh client. It is deliberately decoupled from the picker: the picker's
// job ends at "here is an alias", and connect's job is "hand the terminal to
// ssh <alias>". This keeps the select-a-host logic decoupled from the handover.
package connect

// Command describes an external client invocation that dial hands the terminal
// over to. dial never wraps or proxies the session; it exec's the real binary.
type Command struct {
	Bin  string   // program to run, resolved via PATH (e.g. "ssh", "sftp")
	Args []string // arguments after the program name (argv0 is added by Exec)
}

// SSH opens an interactive shell session on alias, letting the system ssh
// client re-resolve everything (ProxyJump, agent forwarding, tty, etc.).
func SSH(alias string) Command {
	return Command{Bin: "ssh", Args: []string{alias}}
}

// Exec hands terminal control to the command. On Unix this replaces the current
// process image, so it only returns if the exec itself fails (e.g. the binary
// is missing). On Windows it runs the child with inherited stdio and exits with
// the child's status, so it likewise does not return on success.
func (c Command) Exec() error { return execCommand(c) }