package test

import (
	"context"
	"fmt"
	"log/slog"
	"regexp"
	"testing"
	"time"

	"queryorchestration/internal/serviceconfig"
	"queryorchestration/internal/serviceconfig/queue"

	awsc "queryorchestration/internal/serviceconfig/aws"

	"github.com/aws/aws-sdk-go-v2/aws"
	"github.com/aws/aws-sdk-go-v2/config"
	"github.com/aws/aws-sdk-go-v2/credentials"
	"github.com/aws/aws-sdk-go-v2/service/sqs"
	"github.com/aws/aws-sdk-go-v2/service/sqs/types"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func SetQueueClient(t testing.TB, ctx context.Context, cfg queue.ConfigProvider, endpoint string) {
	t.Helper()
	acfg, err := awsc.GetAWSConfigWithOpts(ctx, func(lo *config.LoadOptions) error {
		lo.BaseEndpoint = endpoint
		lo.Credentials = credentials.NewStaticCredentialsProvider(cfg.GetAWSKeyID(), cfg.GetAWSSecretKey(), cfg.GetAWSSessionToken())
		lo.Region = cfg.GetAWSRegion()

		return nil
	})
	require.NoError(t, err)

	cfg.SetQueueClientFromSQSCfg(sqs.NewFromConfig(acfg))
}

func GetQueueURL(t testing.TB, cfg awsc.ConfigProvider, name RunnerName) string {
	queueName := GetQueueName(t, name)
	return fmt.Sprintf("http://localstack:4566/queue/%s/000000000000/%s", cfg.GetAWSRegion(), queueName)
}

func GetQueueArn(t testing.TB, cfg awsc.ConfigProvider, name RunnerName) string {
	queueName := GetQueueName(t, name)
	return fmt.Sprintf("arn:aws:sqs:%s:000000000000:%s", cfg.GetAWSRegion(), queueName)
}

func GetQueueName(t testing.TB, name RunnerName) string {
	return GetAlias(t, string(name))
}

func CreateQueue(t testing.TB, cfg serviceconfig.ConfigProvider, name RunnerName) string {
	t.Helper()
	queueName := GetQueueName(t, name)
	queueM, err := cfg.GetQueueClient().CreateQueue(t.Context(), &sqs.CreateQueueInput{
		QueueName: aws.String(queueName),
	})
	require.NoError(t, err)
	slog.Info("create queue", "name", queueName, "url", *queueM.QueueUrl)

	err = cfg.PingQueueByURL(t.Context(), *queueM.QueueUrl)
	require.NoError(t, err)

	return *queueM.QueueUrl
}

func AssertMessage(t testing.TB, cfg serviceconfig.ConfigProvider, params *queue.ReceiveParams) types.Message {
	t.Helper()
	timeout := time.After(30 * time.Second)
	tick := time.NewTicker(500 * time.Millisecond)
	defer tick.Stop()

	for {
		select {
		case <-timeout:
			t.Fatal("assert timeout")
		case <-tick.C:
			slog.Info("receiving from queue")

			result, err := cfg.ReceiveFromQueue(t.Context(), params)
			if err != nil {
				continue
			} else if len(result.Messages) < 1 {
				continue
			}

			return result.Messages[0]
		case <-t.Context().Done():
			t.Fatal(t.Context().Err())
		}
	}
}

func AssertMessageBody(t testing.TB, cfg serviceconfig.ConfigProvider, url string, body *regexp.Regexp) {
	t.Helper()
	message := AssertMessage(t, cfg, &queue.ReceiveParams{
		QueueURL: url,
	})

	assert.Regexp(t, body, *message.Body)
}

func AssertMessageAttr(t testing.TB, cfg serviceconfig.ConfigProvider, url string, name string, value *regexp.Regexp) {
	t.Helper()
	message := AssertMessage(t, cfg, &queue.ReceiveParams{
		QueueURL:   url,
		Attributes: []string{name},
	})

	assert.NotNil(t, message.MessageAttributes[name])
	assert.Regexp(t, value, *(message.MessageAttributes[name]).StringValue)
}