package api

import (
	"context"
	"testing"

	"buf.build/go/protovalidate"
	"github.com/google/uuid"
	"github.com/stretchr/testify/assert"

	auditV1 "dev.azure.com/schwarzit/schwarzit.stackit-public/audit-go.git/gen/go/audit/v1"
	internalAuditApi "dev.azure.com/schwarzit/schwarzit.stackit-public/audit-go.git/internal/audit/api"
	pkgAuditCommon "dev.azure.com/schwarzit/schwarzit.stackit-public/audit-go.git/pkg/audit/common"
	pkgAuditUtils "dev.azure.com/schwarzit/schwarzit.stackit-public/audit-go.git/pkg/audit/utils"
)

func Test_LogEvent(t *testing.T) {

	api, _ := NewMockAuditApi()
	sequenceNumberGenerator := pkgAuditUtils.NewDefaultSequenceNumberGenerator()

	t.Run("new format", func(t *testing.T) {
		eventBuilder := NewAuditEventBuilder(api, sequenceNumberGenerator, "demo-service", uuid.NewString(), "eu01")

		cloudEvent, _, err := eventBuilder.
			WithRequiredApiRequest(pkgAuditCommon.ApiRequest{
				Body:   nil,
				Header: internalAuditApi.TestHeaders,
				Host:   "localhost",
				Method: "GET",
				Scheme: "https",
				Proto:  "HTTP/1.1",
				URL: pkgAuditCommon.RequestUrl{
					Path:     "/",
					RawQuery: nil,
				},
			}).
			WithRequiredObjectId(uuid.NewString()).
			WithRequiredObjectType(pkgAuditCommon.ObjectTypeProject).
			WithRequiredOperation("stackit.demo-service.v1.project.update").
			WithRequiredRequestClientIp("0.0.0.0").
			Build(context.Background(), eventBuilder.NextSequenceNumber())

		assert.NoError(t, err)
		assert.NoError(t, LogEvent(cloudEvent))
	})

	t.Run("legacy format", func(t *testing.T) {
		objectId := uuid.NewString()
		entry, err := NewAuditLogEntryBuilder().
			WithRequiredApiRequest(pkgAuditCommon.ApiRequest{
				Body:   nil,
				Header: internalAuditApi.TestHeaders,
				Host:   "localhost",
				Method: "GET",
				Scheme: "https",
				Proto:  "HTTP/1.1",
				URL: pkgAuditCommon.RequestUrl{
					Path:     "/",
					RawQuery: nil,
				},
			}).
			WithRequiredLocation("eu01").
			WithRequiredObjectId(objectId).
			WithRequiredObjectType(pkgAuditCommon.ObjectTypeProject).
			WithRequiredOperation("stackit.demo-service.v1.project.update").
			WithRequiredRequestClientIp("0.0.0.0").
			WithRequiredServiceName("demo-service").
			WithRequiredWorkerId(uuid.NewString()).
			Build(context.Background(), SequenceNumber(1))
		assert.NoError(t, err)

		validator, err := protovalidate.New()
		assert.NoError(t, err)
		var protoValidator pkgAuditCommon.ProtobufValidator = validator

		routableIdentifier := pkgAuditCommon.RoutableIdentifier{
			Identifier: objectId,
			Type:       pkgAuditCommon.ObjectTypeProject,
		}

		routableEvent, err := internalAuditApi.ValidateAndSerializePartially(protoValidator, entry, auditV1.Visibility_VISIBILITY_PUBLIC, &routableIdentifier)
		assert.NoError(t, err)

		legacyBytes, err := internalAuditApi.ConvertAndSerializeIntoLegacyFormat(entry, routableEvent)
		assert.NoError(t, err)

		cloudEvent := pkgAuditCommon.CloudEvent{
			SpecVersion:     "1.0",
			Source:          entry.ProtoPayload.ServiceName,
			Id:              entry.InsertId,
			Time:            entry.ProtoPayload.RequestMetadata.RequestAttributes.Time.AsTime(),
			DataContentType: pkgAuditCommon.ContentTypeCloudEventsJson,
			DataType:        DataTypeLegacyAuditEventV1,
			Subject:         entry.ProtoPayload.ResourceName,
			Data:            legacyBytes,
			TraceParent:     nil,
			TraceState:      nil,
		}

		assert.NoError(t, LogEvent(&cloudEvent))
	})
}