// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package integration

import (
	"context"
	"net/http"

	"github.com/aws/aws-sdk-go-v2/service/s3"
	"github.com/aws/aws-sdk-go-v2/service/s3/types"
	"github.com/versity/versitygw/s3err"
)

func PutBucketAcl_non_existing_bucket(s *S3Conf) error {
	testName := "PutBucketAcl_non_existing_bucket"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: getPtr(getBucketName()),
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrNoSuchBucket)); err != nil {
			return err
		}

		return nil
	})
}

func PutBucketAcl_disabled(s *S3Conf) error {
	testName := "PutBucketAcl_disabled"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket:    &bucket,
			ACL:       types.BucketCannedACLPublicRead,
			GrantRead: &s.awsID,
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrAclNotSupported)); err != nil {
			return err
		}
		return nil
	})
}

func PutBucketAcl_none_of_the_options_specified(s *S3Conf) error {
	testName := "PutBucketAcl_none_of_the_options_specified"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrMissingSecurityHeader)); err != nil {
			return err
		}
		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_canned_acl(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_canned_acl"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			ACL:    types.BucketCannedACL("invalid_acl"),
		})
		cancel()
		// the expected error message is empty for this case
		// only check the error Code
		return checkSdkApiErr(err, "InvalidArgument")
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_acl_canned_and_acp(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_acl_canned_and_acp"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket:    &bucket,
			ACL:       types.BucketCannedACLPrivate,
			GrantRead: getPtr("testuser1"),
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrBothCannedAndHeaderGrants)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_acl_canned_and_grants(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_acl_canned_and_grants"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			ACL:    types.BucketCannedACLPrivate,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							ID:   getPtr("awsID"),
							Type: types.TypeCanonicalUser,
						},
						Permission: types.PermissionFullControl,
					},
				},
				Owner: &types.Owner{
					ID: &s.awsID,
				},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrUnexpectedContent)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_acl_acp_and_grants(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_acl_acp_and_grants"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket:           &bucket,
			GrantFullControl: getPtr("userAccess"),
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							ID:   getPtr("awsID"),
							Type: types.TypeCanonicalUser,
						},
						Permission: types.PermissionFullControl,
					},
				},
				Owner: &types.Owner{
					ID: &s.awsID,
				},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrUnexpectedContent)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_owner(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_owner"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		testuser := getUser("user")
		if err := createUsers(s, []user{testuser}); err != nil {
			return err
		}

		if err := changeBucketsOwner(s, []string{bucket}, testuser.access); err != nil {
			return err
		}

		userClient := s.getUserClient(testuser)

		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := userClient.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							ID:   getPtr(testuser.access),
							Type: types.TypeCanonicalUser,
						},
						Permission: types.PermissionRead,
					},
				},
				Owner: &types.Owner{
					ID: getPtr("invalidOwner"),
				},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.APIError{
			Code:           "InvalidArgument",
			Description:    "Invalid id",
			HTTPStatusCode: http.StatusBadRequest,
		}); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_owner_not_in_body(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_owner_not_in_body"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							Type: types.TypeCanonicalUser,
							ID:   getPtr("grt1"),
						},
						Permission: types.PermissionRead,
					},
				},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrMalformedACL)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_empty_owner_id_in_body(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_empty_owner_id_in_body"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							Type: types.TypeCanonicalUser,
							ID:   getPtr("grt1"),
						},
						Permission: types.PermissionRead,
					},
				},
				// Empty owner ID
				Owner: &types.Owner{},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrMalformedACL)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_permission_in_body(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_permission_in_body"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							Type: types.TypeCanonicalUser,
							ID:   getPtr("grt1"),
						},
						Permission: types.Permission("invalid_permission"),
					},
				},
				Owner: &types.Owner{
					ID: &s.awsID,
				},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrMalformedACL)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_invalid_grantee_type_in_body(s *S3Conf) error {
	testName := "PutBucketAcl_invalid_grantee_type_in_body"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							Type: types.Type("invalid_type"),
							ID:   getPtr("grt1"),
						},
						Permission: types.PermissionRead,
					},
				},
				Owner: &types.Owner{
					ID: &s.awsID,
				},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrMalformedACL)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_empty_grantee_ID_in_body(s *S3Conf) error {
	testName := "PutBucketAcl_empty_grantee_ID_in_body"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err := s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							Type: types.TypeCanonicalUser,
						},
						Permission: types.PermissionRead,
					},
				},
				Owner: &types.Owner{
					ID: &s.awsID,
				},
			},
		})
		cancel()
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrMalformedACL)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_success_access_denied(s *S3Conf) error {
	testName := "PutBucketAcl_success_access_denied"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		testuser := getUser("user")
		err := createUsers(s, []user{testuser})
		if err != nil {
			return err
		}

		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err = s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							ID:   getPtr(testuser.access),
							Type: types.TypeCanonicalUser,
						},
						Permission: types.PermissionRead,
					},
				},
				Owner: &types.Owner{
					ID: &s.awsID,
				},
			},
		})
		cancel()
		if err != nil {
			return err
		}

		userClient := s.getUserClient(testuser)

		_, err = putObjects(userClient, []string{"my-obj"}, bucket)
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrAccessDenied)); err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_success_canned_acl(s *S3Conf) error {
	testName := "PutBucketAcl_success_canned_acl"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		testuser := getUser("user")
		err := createUsers(s, []user{testuser})
		if err != nil {
			return err
		}

		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err = s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			ACL:    types.BucketCannedACLPublicReadWrite,
		})
		cancel()
		if err != nil {
			return err
		}

		userClient := s.getUserClient(testuser)

		_, err = putObjects(userClient, []string{"my-obj"}, bucket)
		if err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_success_acp(s *S3Conf) error {
	testName := "PutBucketAcl_success_acp"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		testuser := getUser("user")
		err := createUsers(s, []user{testuser})
		if err != nil {
			return err
		}

		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err = s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket:    &bucket,
			GrantRead: &testuser.access,
		})
		cancel()
		if err != nil {
			return err
		}

		userClient := s.getUserClient(testuser)

		_, err = putObjects(userClient, []string{"my-obj"}, bucket)
		if err := checkApiErr(err, s3err.GetAPIError(s3err.ErrAccessDenied)); err != nil {
			return err
		}

		ctx, cancel = context.WithTimeout(context.Background(), shortTimeout)
		_, err = userClient.HeadBucket(ctx, &s3.HeadBucketInput{
			Bucket: &bucket,
		})
		cancel()
		if err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}

func PutBucketAcl_success_grants(s *S3Conf) error {
	testName := "PutBucketAcl_success_grants"
	return actionHandler(s, testName, func(s3client *s3.Client, bucket string) error {
		testuser := getUser("user")
		err := createUsers(s, []user{testuser})
		if err != nil {
			return err
		}

		ctx, cancel := context.WithTimeout(context.Background(), shortTimeout)
		_, err = s3client.PutBucketAcl(ctx, &s3.PutBucketAclInput{
			Bucket: &bucket,
			AccessControlPolicy: &types.AccessControlPolicy{
				Grants: []types.Grant{
					{
						Grantee: &types.Grantee{
							ID:   &testuser.access,
							Type: types.TypeCanonicalUser,
						},
						Permission: types.PermissionFullControl,
					},
				},
				Owner: &types.Owner{
					ID: &s.awsID,
				},
			},
		})
		cancel()
		if err != nil {
			return err
		}

		userClient := s.getUserClient(testuser)

		_, err = putObjects(userClient, []string{"my-obj"}, bucket)
		if err != nil {
			return err
		}

		return nil
	}, withOwnership(types.ObjectOwnershipBucketOwnerPreferred))
}