ios/BitwardenWatchApp/DataStorage/DBHelperProtocol.swift

import CoreData
import Foundation

public protocol DBHelperProtocol {
    associatedtype ObjectType
    associatedtype PredicateType

    func create(_ object: ObjectType)
    func fetchFirst(_ objectType: ObjectType.Type, predicate: PredicateType?) -> Result<ObjectType?, Error>
    func fetch(_ objectType: ObjectType.Type, predicate: PredicateType?, limit: Int?) -> Result<[ObjectType], Error>
    func update(_ object: ObjectType)
    func delete(_ object: ObjectType)
    func insertBatch(
        _ entityName: String,
        items: [Any],
        itemMapper: @escaping (Any, NSManagedObjectContext) -> [String: Any],
        completionHandler: @escaping () -> Void,
    )
}

public extension DBHelperProtocol {
    func fetch(_ objectType: ObjectType.Type, predicate: PredicateType? = nil,
               limit: Int? = nil) -> Result<[ObjectType], Error> {
        fetch(objectType, predicate: predicate, limit: limit)
    }
}