session-ios/SessionUtilitiesKit/Database/Models/JobDependencies.swift

50 lines
1.7 KiB
Swift

// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
import Foundation
import GRDB
public struct JobDependencies: Codable, Equatable, Hashable, FetchableRecord, PersistableRecord, TableRecord, ColumnExpressible {
public static var databaseTableName: String { "jobDependencies" }
internal static let jobForeignKey = ForeignKey([Columns.jobId], to: [Job.Columns.id])
internal static let dependantForeignKey = ForeignKey([Columns.dependantId], to: [Job.Columns.id])
internal static let job = belongsTo(Job.self, using: jobForeignKey)
internal static let dependant = hasOne(Job.self, using: Job.dependencyForeignKey)
public typealias Columns = CodingKeys
public enum CodingKeys: String, CodingKey, ColumnExpression {
case jobId
case dependantId
}
/// The is the id of the main job
public let jobId: Int64
/// The is the id of the job that the main job is dependant on
///
/// **Note:** If this is `null` it means the dependant job has been deleted (but the dependency wasn't
/// removed) this generally means a job has been directly deleted without it's dependencies getting cleaned
/// up - If we find a job that has a dependency with no `dependantId` then it's likely an invalid job and
/// should be removed
public let dependantId: Int64?
// MARK: - Initialization
public init(
jobId: Int64,
dependantId: Int64
) {
self.jobId = jobId
self.dependantId = dependantId
}
// MARK: - Relationships
public var job: QueryInterfaceRequest<Job> {
request(for: JobDependencies.job)
}
public var dependant: QueryInterfaceRequest<Job> {
request(for: JobDependencies.dependant)
}
}