//
//  Author+Database.swift
//  Database
//
//  Created by Brent Simmons on 7/8/17.
//  Copyright © 2017 Ranchero Software. All rights reserved.
//

import Foundation
import Data
import RSDatabase
import RSParser

// MARK: - DatabaseObject

extension Author: DatabaseObject {

	public func databaseDictionary() -> NSDictionary? {

		var d = NSMutableDictionary()

		// TODO
		
		if d.count < 1 {
			return nil
		}
		return (d.copy() as! NSDictionary)
	}

	
	public var databaseID: String {
		get {
			return authorID
		}
	}
}

// MARK: - Private

private extension Author {
	
	init?(row: FMResultSet) {

		let authorID = row.string(forColumn: DatabaseKey.authorID)
		let name = row.string(forColumn: DatabaseKey.name)
		let url = row.string(forColumn: DatabaseKey.url)
		let avatarURL = row.string(forColumn: DatabaseKey.avatarURL)
		let emailAddress = row.string(forColumn: DatabaseKey.emailAddress)
		
		self.init(authorID: authorID, name: name, url: url, avatarURL: avatarURL, emailAddress: emailAddress)
	}
	
	init?(parsedAuthor: ParsedAuthor) {
		
		self.init(authorID: nil, name: parsedAuthor.name, url: parsedAuthor.url, avatarURL: parsedAuthor.avatarURL, emailAddress: parsedAuthor.emailAddress)
	}
}

// MARK: Author creation from Set<ParsedAuthor>

extension Set where Element == ParsedAuthor {

	func authors() -> Set<Author>? {

		let createdAuthors = Set(self.flatMap { Author(parsedAuthor: $0) })
		return createdAuthors.isEmpty ? nil: createdAuthors
	}
}