package broadcast

import (
	"os"
	"os/signal"
	"sync"
	"syscall"
	"testing"

	endure "github.com/spiral/endure/pkg/container"
	"github.com/spiral/roadrunner/v2/plugins/broadcast"
	"github.com/spiral/roadrunner/v2/plugins/config"
	httpPlugin "github.com/spiral/roadrunner/v2/plugins/http"
	"github.com/spiral/roadrunner/v2/plugins/logger"
	"github.com/spiral/roadrunner/v2/plugins/memory"
	"github.com/spiral/roadrunner/v2/plugins/redis"
	rpcPlugin "github.com/spiral/roadrunner/v2/plugins/rpc"
	"github.com/spiral/roadrunner/v2/plugins/server"
	"github.com/spiral/roadrunner/v2/plugins/websockets"
	"github.com/stretchr/testify/assert"
)

func TestBroadcastInit(t *testing.T) {
	cont, err := endure.NewContainer(nil, endure.SetLogLevel(endure.ErrorLevel))
	assert.NoError(t, err)

	cfg := &config.Viper{
		Path:   "configs/.rr-broadcast-init.yaml",
		Prefix: "rr",
	}

	err = cont.RegisterAll(
		cfg,
		&broadcast.Plugin{},
		&rpcPlugin.Plugin{},
		&logger.ZapLogger{},
		&server.Plugin{},
		&redis.Plugin{},
		&websockets.Plugin{},
		&httpPlugin.Plugin{},
		&memory.Plugin{},
	)

	assert.NoError(t, err)

	err = cont.Init()
	if err != nil {
		t.Fatal(err)
	}

	ch, err := cont.Serve()
	if err != nil {
		t.Fatal(err)
	}

	sig := make(chan os.Signal, 1)
	signal.Notify(sig, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)

	wg := &sync.WaitGroup{}
	wg.Add(1)

	stopCh := make(chan struct{}, 1)

	go func() {
		defer wg.Done()
		for {
			select {
			case e := <-ch:
				assert.Fail(t, "error", e.Error.Error())
				err = cont.Stop()
				if err != nil {
					assert.FailNow(t, "error", err.Error())
				}
			case <-sig:
				err = cont.Stop()
				if err != nil {
					assert.FailNow(t, "error", err.Error())
				}
				return
			case <-stopCh:
				// timeout
				err = cont.Stop()
				if err != nil {
					assert.FailNow(t, "error", err.Error())
				}
				return
			}
		}
	}()

	stopCh <- struct{}{}

	wg.Wait()
}

func TestBroadcastConfigError(t *testing.T) {
	cont, err := endure.NewContainer(nil, endure.SetLogLevel(endure.ErrorLevel))
	assert.NoError(t, err)

	cfg := &config.Viper{
		Path:   "configs/.rr-broadcast-config-error.yaml",
		Prefix: "rr",
	}

	err = cont.RegisterAll(
		cfg,
		&broadcast.Plugin{},
		&rpcPlugin.Plugin{},
		&logger.ZapLogger{},
		&server.Plugin{},
		&redis.Plugin{},
		&websockets.Plugin{},
		&httpPlugin.Plugin{},
		&memory.Plugin{},
	)

	assert.NoError(t, err)

	err = cont.Init()
	if err != nil {
		t.Fatal(err)
	}

	_, err = cont.Serve()
	assert.Error(t, err)
}

func TestBroadcastNoConfig(t *testing.T) {
	cont, err := endure.NewContainer(nil, endure.SetLogLevel(endure.ErrorLevel))
	assert.NoError(t, err)

	cfg := &config.Viper{
		Path:   "configs/.rr-broadcast-no-config.yaml",
		Prefix: "rr",
	}

	err = cont.RegisterAll(
		cfg,
		&broadcast.Plugin{},
		&rpcPlugin.Plugin{},
		&logger.ZapLogger{},
		&server.Plugin{},
		&redis.Plugin{},
		&websockets.Plugin{},
		&httpPlugin.Plugin{},
		&memory.Plugin{},
	)

	assert.NoError(t, err)

	err = cont.Init()
	if err != nil {
		t.Fatal(err)
	}

	// should be just disabled
	_, err = cont.Serve()
	assert.NoError(t, err)
}