@objc dynamic var mainWindowModel: MainWindowModel!

@objc dynamic var name: String = "New Server"

@objc dynamic var port: UInt = 5432

@objc dynamic var varPath: String = ""

var availableBinaries: [PostgresBinary] = []

@objc dynamic var versions: [String] = []

@objc dynamic var selectedVersionIdx: Int = 0

override func viewDidLoad() {

loadVersions()

if availableBinaries.indices.contains(selectedVersionIdx) {

varPath = FileManager().applicationSupportDirectoryPath().appending("/var-\(availableBinaries[selectedVersionIdx].version)")

}

super.viewDidLoad()

}

@IBAction func versionChanged(_ sender: AnyObject?) {

if availableBinaries.indices.contains(selectedVersionIdx) {

let regex = try! NSRegularExpression(pattern: "\\d+(\\.\\d+)?$", options: .caseInsensitive)

varPath = regex.stringByReplacingMatches(in: varPath, options: [], range: NSRange(0..<varPath.utf16.count), withTemplate: NSRegularExpression.escapedTemplate(for: availableBinaries[selectedVersionIdx].version))

}

}

@IBAction func openChooseFolder(_ sender: AnyObject?) {

let openPanel = NSOpenPanel()

openPanel.allowsMultipleSelection = false

openPanel.canChooseFiles = false

openPanel.canChooseDirectories = true

openPanel.canCreateDirectories = true

openPanel.directoryURL = URL(fileURLWithPath: FileManager().applicationSupportDirectoryPath())

openPanel.beginSheetModal(for: self.view.window!) { (returnCode) in

if returnCode == NSApplication.ModalResponse.OK {

self.varPath = openPanel.url!.path

}

}

}

@IBAction func cancel(_ sender: AnyObject?) {

self.dismiss(nil)

}

@IBAction func createServer(_ sender: AnyObject?) {

guard self.view.window!.makeFirstResponder(nil) else { NSSound.beep(); return }

guard availableBinaries.indices.contains(selectedVersionIdx) else {

NSSound.beep()

return

}

for server in mainWindowModel.serverManager.servers {

if server.varPath == self.varPath {

let alert = NSAlert()

alert.messageText = "The Data Directory is already in use by server \"\(server.name)\"."

alert.informativeText = "Please choose a different location."

alert.addButton(withTitle: "OK")

alert.beginSheetModal(for: self.view.window!)

return

}

}

let server = Server(name: name, binPath: availableBinaries[selectedVersionIdx].binPath, port: port, varPath: varPath)

mainWindowModel.serverManager.servers.append(server)

mainWindowModel.selectedServerIndices = IndexSet(integer: mainWindowModel.serverManager.servers.indices.last!)

NotificationCenter.default.post(name: Server.PropertyChangedNotification, object: nil)

self.dismiss(nil)

}

private func loadVersions() {

availableBinaries = BinaryManager.shared.findAvailableBinaries()

versions = availableBinaries.map { $0.displayName }

selectedVersionIdx = versions.count-1

}