package gateway

import (
	"context"
	"testing"
	"time"

	"ai-operator/internal/asterisk/ari"
	"ai-operator/internal/call"
	"ai-operator/internal/config"
)

type fakeARI struct{ bridgeCreated, added, removed, bridgeDeleted, mediaCreated, hungup int }

func (f *fakeARI) AnswerChannel(ctx context.Context, channelID string) error { return nil }
func (f *fakeARI) HangupChannel(ctx context.Context, channelID string) error { f.hungup++; return nil }
func (f *fakeARI) GetChannel(ctx context.Context, channelID string) (*ari.ARIChannel, error) {
	return &ari.ARIChannel{ID: channelID}, nil
}
func (f *fakeARI) CreateBridge(ctx context.Context, bridgeID string, bridgeType string) error {
	f.bridgeCreated++
	return nil
}
func (f *fakeARI) AddChannelToBridge(ctx context.Context, bridgeID string, channelID string) error {
	f.added++
	return nil
}
func (f *fakeARI) RemoveChannelFromBridge(ctx context.Context, bridgeID string, channelID string) error {
	f.removed++
	return nil
}
func (f *fakeARI) DeleteBridge(ctx context.Context, bridgeID string) error {
	f.bridgeDeleted++
	return nil
}
func (f *fakeARI) CreateExternalMediaChannel(ctx context.Context, req ari.ExternalMediaRequest) (*ari.ARIChannel, error) {
	f.mediaCreated++
	return &ari.ARIChannel{ID: req.ChannelID}, nil
}
func (f *fakeARI) GetChannelVariable(ctx context.Context, channelID string, variable string) (string, error) {
	return "conn-1", nil
}

func TestGatewayStartCallMediaAttemptsSetup(t *testing.T) {
	// Uses an unreachable media URL, so setup should fail after bridge/media ARI setup without panic.
	fake := &fakeARI{}
	gw := New(config.Config{Asterisk: config.AsteriskConfig{ARIApp: "ai-operator", MediaWSBaseURL: "ws://127.0.0.1:1/media"}}, fake, nil)
	ctx, cancel := context.WithTimeout(context.Background(), 50*time.Millisecond)
	defer cancel()
	s := &call.CallSession{CallID: "call/1", AsteriskChannelID: "caller-1"}
	_, _ = gw.StartCallMedia(ctx, s)
	if fake.bridgeCreated != 1 || fake.added != 1 || fake.mediaCreated != 1 {
		t.Fatalf("fake=%+v", fake)
	}
	if s.BridgeID == "" || s.MediaChannelID == "" || s.MediaConnectionID != "conn-1" {
		t.Fatalf("session=%+v", s)
	}
}