Move modules to Modules folder.

Modules/SyncDatabase/Sources/SyncDatabase/SyncDatabase.swift

@@ -0,0 +1,88 @@
+//
+//  SyncDatabase.swift
+//  NetNewsWire
+//
+//  Created by Maurice Parker on 5/14/19.
+//  Copyright © 2019 Ranchero Software. All rights reserved.
+//
+
+import Foundation
+import RSCore
+import RSDatabase
+
+public typealias SyncStatusesResult = Result<Array<SyncStatus>, DatabaseError>
+public typealias SyncStatusesCompletionBlock = (SyncStatusesResult) -> Void
+
+public typealias SyncStatusArticleIDsResult = Result<Set<String>, DatabaseError>
+public typealias SyncStatusArticleIDsCompletionBlock = (SyncStatusArticleIDsResult) -> Void
+
+public struct SyncDatabase {
+
+	private let syncStatusTable: SyncStatusTable
+	private let queue: DatabaseQueue
+
+	public init(databaseFilePath: String) {
+		let queue = DatabaseQueue(databasePath: databaseFilePath)
+		try! queue.runCreateStatements(SyncDatabase.tableCreationStatements)
+		queue.vacuumIfNeeded(daysBetweenVacuums: 11)
+		self.queue = queue
+
+		self.syncStatusTable = SyncStatusTable(queue: queue)
+	}
+
+	// MARK: - API
+
+	public func insertStatuses(_ statuses: [SyncStatus], completion: @escaping DatabaseCompletionBlock) {
+		syncStatusTable.insertStatuses(statuses, completion: completion)
+	}
+	
+	public func selectForProcessing(limit: Int? = nil, completion: @escaping SyncStatusesCompletionBlock) {
+		return syncStatusTable.selectForProcessing(limit: limit, completion: completion)
+	}
+
+	public func selectPendingCount(completion: @escaping DatabaseIntCompletionBlock) {
+		syncStatusTable.selectPendingCount(completion)
+	}
+
+    public func selectPendingReadStatusArticleIDs(completion: @escaping SyncStatusArticleIDsCompletionBlock) {
+        syncStatusTable.selectPendingReadStatusArticleIDs(completion: completion)
+    }
+    
+    public func selectPendingStarredStatusArticleIDs(completion: @escaping SyncStatusArticleIDsCompletionBlock) {
+        syncStatusTable.selectPendingStarredStatusArticleIDs(completion: completion)
+    }
+    
+	public func resetAllSelectedForProcessing(completion: DatabaseCompletionBlock? = nil) {
+		syncStatusTable.resetAllSelectedForProcessing(completion: completion)
+	}
+
+	public func resetSelectedForProcessing(_ articleIDs: [String], completion: DatabaseCompletionBlock? = nil) {
+		syncStatusTable.resetSelectedForProcessing(articleIDs, completion: completion)
+	}
+	
+    public func deleteSelectedForProcessing(_ articleIDs: [String], completion: DatabaseCompletionBlock? = nil) {
+		syncStatusTable.deleteSelectedForProcessing(articleIDs, completion: completion)
+	}
+
+	// MARK: - Suspend and Resume (for iOS)
+
+	/// Close the database and stop running database calls.
+	/// Any pending calls will complete first.
+	public func suspend() {
+		queue.suspend()
+	}
+
+	/// Open the database and allow for running database calls again.
+	public func resume() {
+		queue.resume()
+	}
+}
+
+// MARK: - Private
+
+private extension SyncDatabase {
+	
+	static let tableCreationStatements = """
+	CREATE TABLE if not EXISTS syncStatus (articleID TEXT NOT NULL, key TEXT NOT NULL, flag BOOL NOT NULL DEFAULT 0, selected BOOL NOT NULL DEFAULT 0, PRIMARY KEY (articleID, key));
+	"""
+}