////////////////////////////////////////////////////////////////////////////
//
// Copyright 2016 Realm Inc.
//
// 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.
//
////////////////////////////////////////////////////////////////////////////

#import "RLMSyncUtil_Private.h"

#import "RLMSyncConfiguration_Private.h"
#import "RLMSyncPermission.h"

#import "sync/sync_manager.hpp"
#import "realm/util/optional.hpp"

@class RLMSyncErrorResponseModel;
class CocoaSyncUserContext;

namespace realm {
enum class AccessLevel;
}

realm::SyncSessionStopPolicy translateStopPolicy(RLMSyncStopPolicy stopPolicy);
RLMSyncStopPolicy translateStopPolicy(realm::SyncSessionStopPolicy stop_policy);

std::shared_ptr<realm::SyncSession> sync_session_for_realm(RLMRealm *realm);

#pragma mark - Get user context

CocoaSyncUserContext& context_for(const std::shared_ptr<realm::SyncUser>& user);

#pragma mark - Access level conversion

realm::AccessLevel accessLevelForObjCAccessLevel(RLMSyncAccessLevel level);
RLMSyncAccessLevel objCAccessLevelForAccessLevel(realm::AccessLevel level);

#pragma mark - Error conversion

typedef enum : NSUInteger {
    RLMPermissionActionTypeGet,
    RLMPermissionActionTypeChange,
    RLMPermissionActionTypeOffer,
    RLMPermissionActionTypeAcceptOffer,
} RLMPermissionActionType;

NSError *translateSyncExceptionPtrToError(std::exception_ptr ptr, RLMPermissionActionType type);

#pragma mark - Error construction

NSError *make_auth_error_bad_response(NSDictionary *json=nil);
NSError *make_auth_error_http_status(NSInteger status);
NSError *make_auth_error_client_issue();
NSError *make_auth_error(RLMSyncErrorResponseModel *responseModel);

NSError *make_permission_error_get(NSString *description, realm::util::Optional<NSInteger> code=none);
NSError *make_permission_error_change(NSString *description, realm::util::Optional<NSInteger> code=none);
NSError *make_permission_error_offer(NSString *description, realm::util::Optional<NSInteger> code=none);
NSError *make_permission_error_accept_offer(NSString *description, realm::util::Optional<NSInteger> code=none);

// Set 'code' to NSNotFound to not actually have an error code.
NSError *make_sync_error(RLMSyncSystemErrorKind kind, NSString *description, NSInteger code, NSDictionary *custom);
NSError *make_sync_error(NSError *wrapped_auth_error);
NSError *make_sync_error(std::error_code, RLMSyncSystemErrorKind kind=RLMSyncSystemErrorKindSession);