package bot

import (
	"regexp"
	"testing"
)

// TestTriggeredCharterHome pins the home-thread gate: in a member bot's own
// thread the OWNER triggers without a mention; the bot's persona-named
// editions (no uid) and anyone else never do.
func TestTriggeredCharterHome(t *testing.T) {
	r := &Runtime{
		Session:      &Session{Name: "Eleven"},
		ai:           &anthropicClient{},
		Charters:     true,
		mention:      regexp.MustCompile(`(?i)(^|[^a-z0-9])@Eleven\b`),
		charterHomes: map[string]charterHome{"th-home": {BotID: "bot-1", Owner: "u-owner"}},
	}
	cases := []struct {
		name   string
		thread string
		text   string
		uid    string
		want   bool
	}{
		{"owner, no mention, home thread", "th-home", "Hello?", "u-owner", true},
		{"owner, other thread", "th-else", "Hello?", "u-owner", false},
		{"persona edition (no uid), home thread", "th-home", "Tonight's news…", "", false},
		{"someone else's uid, home thread", "th-home", "Hello?", "u-other", false},
		{"mention still works anywhere", "th-else", "@Eleven hi", "u-owner", true},
	}
	for _, c := range cases {
		tc := &ThreadCtx{ID: c.thread, Kind: "group"}
		if got := r.triggered(tc, c.text, c.uid); got != c.want {
			t.Errorf("%s: triggered = %v, want %v", c.name, got, c.want)
		}
	}

	// Without a model there is no conversational brain to answer — the home
	// thread must not trigger the deterministic floor's degrade hint.
	r.ai = nil
	if r.triggered(&ThreadCtx{ID: "th-home", Kind: "group"}, "Hello?", "u-owner") {
		t.Error("home thread must not trigger without an AI brain")
	}
}