package rocketmq

import (
	"context"
	"github.com/apache/rocketmq-client-go/v2/consumer"
	"github.com/apache/rocketmq-client-go/v2/primitive"
	"github.com/stretchr/testify/assert"
	"git.shuncheng.lu/bigthing/gocommon/pkg/conf"
	"git.shuncheng.lu/bigthing/gocommon/pkg/internal/properties"
	"git.shuncheng.lu/bigthing/gocommon/pkg/internal/util"
	"git.shuncheng.lu/bigthing/gocommon/pkg/logger"
	"git.shuncheng.lu/bigthing/gocommon/pkg/trace"
	"sync"
	"testing"
	"time"
)

// 测试使用的集群：https://github.com/Anthony-Dong/docker-rocketmq-cluster
var (
	testTopicName = "test_topic"
	tag           = []string{"tag-1", "tag-2", "tag-3"}
	config        = `
rocket_mq.host = 127.0.0.1:9871,127.0.0.1:9872
rocket_mq.consumer.group_name = go_common_consumer
rocket_mq.producer.group_name = go_common_producer
rocket_mq.access_key = rmq_access_key
rocket_mq.secret_key = rmq_secret_key
rocket_mq.skywalking.enable = true
rocket_mq.trace.enable = true
rocket_mq.log.filename = /data/log/go-common/rocket-mq.log
rocket_mq.log.level = error
# skywalking
trace.sky_walking_host = 10.100.72.97:11800
trace.application_name = go-common_dev
`
	traceInit sync.Once
)

func mockConfig(t testing.TB, config string) {
	pro, err := properties.ReadFromString(config)
	if err != nil {
		t.Fatal(err)
	}
	conf.MustValue = func(section, key string, defaultVal ...string) string {
		return pro.GetString(section+"."+key, defaultVal...)
	}
	infoc = func(ctx context.Context, format string, v ...interface{}) {
		util.Infof("[trace_id="+logger.GetTraceId(ctx)+"] "+format, v...)
	}
	errorc = func(ctx context.Context, format string, v ...interface{}) {
		util.Errorf("[trace_id="+logger.GetTraceId(ctx)+"] "+format, v)
	}
	// 如果配置有，则初始化
	if pro.GetBool("rocket_mq.skywalking.enable") && pro.GetString("trace.sky_walking_host") != "" && pro.GetString("trace.application_name") != "" {
		traceInit.Do(func() {
			if err := trace.Init(); err != nil {
				t.Fatal(err)
			}
		})
	}
}

func TestConfig(t *testing.T) {
	mockConfig(t, config)
	config, err := GetRocketMQConfig(ConsumerMQ, conf.MustValue)
	if err != nil {
		t.Fatal(err)
	}
	assert.Equal(t, config.Host, []string{"127.0.0.1:9871", "127.0.0.1:9872"})
	assert.Equal(t, config.ConsumerGroupName, "go_common_consumer")
	assert.Equal(t, config.ProducerGroupName, "go_common_producer")
	assert.Equal(t, config.credentials, primitive.Credentials{AccessKey: "rmq_access_key", SecretKey: "rmq_secret_key"})
	assert.Equal(t, config.SkyWalkingEnable, true)
	assert.Equal(t, config.TraceEnable, true)
	assert.Equal(t, config.MQType, ConsumerMQ)
}

/**
// 无异常
// go test -run=none -bench=BenchmarkProducer -benchmem ./pkg/mq/rocketmq
goos: darwin
goarch: amd64
pkg: git.shuncheng.lu/bigthing/gocommon/pkg/mq/rocketmq
BenchmarkProducer-12                 272           4584084 ns/op           29459 B/op        311 allocs/op
PASS
ok      git.shuncheng.lu/bigthing/gocommon/pkg/mq/rocketmq      2.143s
*/
func BenchmarkProducer(b *testing.B) {
	mockConfig(b, config)
	if err := InitProducer(); err != nil {
		b.Fatal(err)
	}
	for i := 0; i < b.N; i++ {
		func() {
			ctx, span := trace.MockContext(context.Background(), "SendMessageV2")
			defer span.End()
			ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
			if _, err := GetProducer().SendMessageV2(ctx, primitive.NewMessage(testTopicName, []byte("SendMessageV2"))); err != nil {
				b.Fatal(err)
			}
		}()
	}
}

// producer test
func TestProducerApi(t *testing.T) {
	mockConfig(t, config)
	if err := InitProducer(); err != nil {
		t.Fatal(err)
	}
	{
		// 业务中一般都有middleware 提供span，所以这里不需要
		ctx, span := trace.MockContext(context.Background(), "Send")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if err := GetProducer().Send(ctx, testTopicName, []byte("Send")); err != nil {
			t.Fatal(err)
		}
		span.End()
	}

	{
		ctx, span := trace.MockContext(context.Background(), "SendV2")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if _, err := GetProducer().SendV2(ctx, testTopicName, []byte("SendV2")); err != nil {
			t.Fatal(err)
		}
		span.End()
	}

	{
		ctx, span := trace.MockContext(context.Background(), "SendMessage")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if err := GetProducer().SendMessage(ctx, primitive.NewMessage(testTopicName, []byte("SendMessage"))); err != nil {
			t.Fatal(err)
		}
		span.End()
	}

	{
		ctx, span := trace.MockContext(context.Background(), "SendMessageV2")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if _, err := GetProducer().SendMessageV2(ctx, primitive.NewMessage(testTopicName, []byte("SendMessageV2"))); err != nil {
			t.Fatal(err)
		}
		span.End()
	}

	{
		ctx, span := trace.MockContext(context.Background(), "SendWithTag")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if _, err := GetProducer().SendWithTag(ctx, testTopicName, []byte("SendWithTag"), tag[0]); err != nil {
			t.Fatal(err)
		}
		span.End()
	}

	{
		ctx, span := trace.MockContext(context.Background(), "SendWithTag")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if _, err := GetProducer().SendWithTag(ctx, testTopicName, []byte("SendWithTag"), tag[1]); err != nil {
			t.Fatal(err)
		}
		span.End()
	}
	{
		ctx, span := trace.MockContext(context.Background(), "SendWithTag")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if _, err := GetProducer().SendWithTag(ctx, testTopicName, []byte("SendWithTag"), tag[2]); err != nil {
			t.Fatal(err)
		}
		span.End()
	}
	{
		ctx, span := trace.MockContext(context.Background(), "SendSyncMulti")
		ctx = context.WithValue(ctx, logger.TraceIdKey, trace.GetTraceId(ctx))
		if _, err := GetProducer().GetRocketMQProducer().SendSync(ctx, primitive.NewMessage(testTopicName, []byte("SendSyncMulti-1")), primitive.NewMessage(testTopicName, []byte("SendSyncMulti-2"))); err != nil {
			t.Fatal(err)
		}
		span.End()
	}
}

func TestConsumerApi(t *testing.T) {
	mockConfig(t, config)
	//TestProducerApi(t)
	if err := InitConsumer(); err != nil {
		t.Fatal(err)
	}
	if err := GetConsumer().Subscribe(testTopicName, func(ctx context.Context, message *primitive.MessageExt) {
		//return nil
	}); err != nil {
		t.Fatal(err)
	}
	if err := StartConsumer(); err != nil {
		t.Fatal(err)
	}
	time.Sleep(time.Second * 5)
}

func TestConsumerMessageSelector(t *testing.T) {
	mockConfig(t, config)
	TestProducerApi(t)
	if err := InitConsumer(); err != nil {
		t.Fatal(err)
	}
	if err := GetConsumer().SubscribeWithMessageSelector(testTopicName, consumer.MessageSelector{Type: consumer.TAG, Expression: tag[0]}, func(ctx context.Context, message *primitive.MessageExt) {
		//return nil
	}); err != nil {
		t.Fatal(err)
	}
	if err := StartConsumer(); err != nil {
		t.Fatal(err)
	}
	time.Sleep(time.Second * 5)
}

func TestSubscribeWithTagSelector(t *testing.T) {
	mockConfig(t, config)
	TestProducerApi(t)
	if err := InitConsumer(); err != nil {
		t.Fatal(err)
	}
	if err := GetConsumer().SubscribeWithTagSelector(testTopicName, func(ctx context.Context, message *primitive.MessageExt) {
		//return nil
	}, tag[0], tag[1]); err != nil {
		t.Fatal(err)
	}
	if err := StartConsumer(); err != nil {
		t.Fatal(err)
	}
	time.Sleep(time.Second * 10)
}