package ui

import (
	"context"

	"github.com/facebookincubator/go-belt"
	"github.com/facebookincubator/go-belt/tool/logger"
	"github.com/xaionaro-go/streamctl/pkg/oauthhandler"
	"github.com/xaionaro-go/streamctl/pkg/streamcontrol"
	obs "github.com/xaionaro-go/streamctl/pkg/streamcontrol/obs/types"
	twitch "github.com/xaionaro-go/streamctl/pkg/streamcontrol/twitch/types"
	youtube "github.com/xaionaro-go/streamctl/pkg/streamcontrol/youtube/types"
	streamd "github.com/xaionaro-go/streamctl/pkg/streamd/types"
	"github.com/xaionaro-go/streamctl/pkg/streamd/ui"
)

type UI struct {
	OAuthURLOpenFn func(authURL string)
	Belt           *belt.Belt
	RestartFn      func(context.Context, string)
}

var _ ui.UI = (*UI)(nil)

func NewUI(
	ctx context.Context,
	oauthURLOpener func(authURL string),
	restartFn func(context.Context, string),
) *UI {
	return &UI{
		OAuthURLOpenFn: oauthURLOpener,
		Belt:           belt.CtxBelt(ctx),
		RestartFn:      restartFn,
	}
}

func (ui *UI) SetStatus(msg string) {
	logger.FromBelt(ui.Belt).Infof("status: %s", msg)
}

func (ui *UI) DisplayError(err error) {
	logger.FromBelt(ui.Belt).Errorf("error: %v", err)
}

func (ui *UI) Restart(ctx context.Context, msg string) {
	ui.RestartFn(ctx, msg)
}

func (*UI) InputGitUserData(
	ctx context.Context,
) (bool, string, []byte, error) {
	return false, "", nil, nil
}

func (ui *UI) oauth2Handler(
	_ context.Context,
	arg oauthhandler.OAuthHandlerArgument,
) error {
	codeCh, err := oauthhandler.NewCodeReceiver(arg.RedirectURL)
	if err != nil {
		return err
	}

	ui.OAuthURLOpenFn(arg.AuthURL)

	code := <-codeCh
	return arg.ExchangeFn(code)
}

func (ui *UI) OAuthHandlerTwitch(
	ctx context.Context,
	arg oauthhandler.OAuthHandlerArgument,
) error {
	return ui.oauth2Handler(ctx, arg)
}

func (ui *UI) OAuthHandlerYouTube(
	ctx context.Context,
	arg oauthhandler.OAuthHandlerArgument,
) error {
	return ui.oauth2Handler(ctx, arg)
}

func (*UI) InputTwitchUserInfo(
	ctx context.Context,
	cfg *streamcontrol.PlatformConfig[twitch.PlatformSpecificConfig, twitch.StreamProfile],
) (bool, error) {
	return false, streamd.ErrSkipBackend
}

func (*UI) InputYouTubeUserInfo(
	ctx context.Context,
	cfg *streamcontrol.PlatformConfig[youtube.PlatformSpecificConfig, youtube.StreamProfile],
) (bool, error) {
	return false, streamd.ErrSkipBackend
}

func (*UI) InputOBSConnectInfo(
	ctx context.Context,
	cfg *streamcontrol.PlatformConfig[obs.PlatformSpecificConfig, obs.StreamProfile],
) (bool, error) {
	return false, streamd.ErrSkipBackend
}