package query_test

import (
	"context"
	"queryorchestration/internal/database"
	"queryorchestration/internal/database/repository"
	"queryorchestration/internal/query"
	queryprocessor "queryorchestration/internal/query/processor"
	"testing"

	"github.com/google/uuid"
	"github.com/pashagolub/pgxmock/v3"
	"github.com/stretchr/testify/assert"
)

func TestGet(t *testing.T) {
	ctx := context.Background()

	pool, err := pgxmock.NewPool()
	if err != nil {
		t.Fatalf("failed to open pgxmock database: %v", err)
	}
	queries := repository.New(pool)
	db := &database.Connection{
		Queries: queries,
		Pool:    pool,
	}
	svc := query.New(db)

	config := "{\"path\":\"example_path\"}"
	query := query.Query{
		ID:            uuid.New(),
		Type:          queryprocessor.TypeJsonExtractor,
		ActiveVersion: int32(1),
		LatestVersion: int32(1),
		RequiredQueryIDs: &[]uuid.UUID{
			uuid.New(),
		},
		Config: &config,
	}

	dbReqIDs := database.MustToDBUUIDArray(*query.RequiredQueryIDs)

	pool.ExpectQuery("name: GetQuery :one").WithArgs(database.MustToDBUUID(query.ID)).WillReturnRows(
		pgxmock.NewRows([]string{"id", "type", "activeVersion", "latestVersion", "config", "requiredIds"}).
			AddRow(database.MustToDBUUID(query.ID), repository.QuerytypeJsonExtractor, query.ActiveVersion, query.LatestVersion, []byte(config), dbReqIDs),
	)

	returnQuery, err := svc.Get(ctx, query.ID)
	assert.Nil(t, err)

	assert.EqualExportedValues(t, query, *returnQuery)
}

func TestFullActiveQueryEmpty(t *testing.T) {
	dbQuery := &repository.Fullactivequery{
		ID:            database.MustToDBUUID(uuid.New()),
		Type:          repository.QuerytypeContextFull,
		Activeversion: int32(1),
		Latestversion: int32(2),
	}

	out, err := query.ParseFullActiveQuery(dbQuery)
	assert.Nil(t, err)
	assert.EqualExportedValues(t, query.Query{
		ID:            database.MustToUUID(dbQuery.ID),
		Type:          queryprocessor.TypeContextFull,
		ActiveVersion: int32(1),
		LatestVersion: int32(2),
	}, *out)
}

func TestFullActiveQueryWithNullUUID(t *testing.T) {
	dbQuery := &repository.Fullactivequery{
		ID:            database.MustToDBUUID(uuid.New()),
		Type:          repository.QuerytypeContextFull,
		Activeversion: int32(1),
		Latestversion: int32(2),
	}

	out, err := query.ParseFullActiveQuery(dbQuery)
	assert.Nil(t, err)
	assert.EqualExportedValues(t, query.Query{
		ID:            database.MustToUUID(dbQuery.ID),
		Type:          queryprocessor.TypeContextFull,
		ActiveVersion: int32(1),
		LatestVersion: int32(2),
	}, *out)
}

func TestFullActiveQueryArray(t *testing.T) {
	dbQueries := []*repository.Fullactivequery{
		{
			ID:            database.MustToDBUUID(uuid.New()),
			Type:          repository.QuerytypeContextFull,
			Activeversion: int32(1),
			Latestversion: int32(2),
		},
	}

	out, err := query.ParseFullActiveQueryArray(dbQueries)
	assert.Nil(t, err)
	assert.EqualExportedValues(t, []*query.Query{
		{
			ID:            database.MustToUUID(dbQueries[0].ID),
			Type:          queryprocessor.TypeContextFull,
			ActiveVersion: int32(1),
			LatestVersion: int32(2),
		},
	}, out)
}