package srt

import (
	"bufio"
	"testing"
	"time"

	"github.com/bluenviron/mediacommon/v2/pkg/formats/mpegts"
	srt "github.com/datarhei/gosrt"
	"github.com/stretchr/testify/require"

	"github.com/bluenviron/mediamtx/internal/conf"
	"github.com/bluenviron/mediamtx/internal/defs"
	"github.com/bluenviron/mediamtx/internal/test"
)

func TestSource(t *testing.T) {
	ln, err := srt.Listen("srt", "127.0.0.1:9002", srt.DefaultConfig())
	require.NoError(t, err)
	defer ln.Close()

	go func() {
		req, err2 := ln.Accept2()
		require.NoError(t, err2)

		require.Equal(t, "sidname", req.StreamId())
		err2 = req.SetPassphrase("ttest1234567")
		require.NoError(t, err2)

		conn, err2 := req.Accept()
		require.NoError(t, err2)
		defer conn.Close()

		track := &mpegts.Track{
			Codec: &mpegts.CodecH264{},
		}

		bw := bufio.NewWriter(conn)
		w := &mpegts.Writer{W: bw, Tracks: []*mpegts.Track{track}}
		err2 = w.Initialize()
		require.NoError(t, err2)

		err2 = w.WriteH264(track, 0, 0, [][]byte{{ // IDR
			5, 1,
		}})
		require.NoError(t, err2)

		err2 = bw.Flush()
		require.NoError(t, err2)

		// wait for internal SRT queue to be written
		time.Sleep(500 * time.Millisecond)
	}()

	te := test.NewSourceTester(
		func(p defs.StaticSourceParent) defs.StaticSource {
			return &Source{
				ReadTimeout: conf.Duration(10 * time.Second),
				Parent:      p,
			}
		},
		"srt://127.0.0.1:9002?streamid=sidname&passphrase=ttest1234567",
		&conf.Path{},
	)
	defer te.Close()

	<-te.Unit
}