//
//  CombileViewController.swift
//  KCD
//
//  Created by Hori,Masaki on 2016/12/25.
//  Copyright © 2016年 Hori,Masaki. All rights reserved.
//

import Cocoa

final class CombileViewController: NSViewController {
    
    let fleet1 = FleetViewController(viewType: .miniVierticalType)!
    let fleet2 = FleetViewController(viewType: .miniVierticalType)!
    
    @IBOutlet private weak var placeholder1: NSView!
    @IBOutlet private weak var placeholder2: NSView!
    
    @objc dynamic var fleet1TPValue: Int = 0 {
        
        willSet {
            
            willChangeValue(forKey: #keyPath(TPValue))
            willChangeValue(forKey: #keyPath(BRankTPValue))
        }
        didSet {
            
            didChangeValue(forKey: #keyPath(TPValue))
            didChangeValue(forKey: #keyPath(BRankTPValue))
        }
    }
    @objc dynamic var fleet2TPValue: Int = 0 {
        
        willSet {
            
            willChangeValue(forKey: #keyPath(TPValue))
            willChangeValue(forKey: #keyPath(BRankTPValue))
        }
        didSet {
            
            didChangeValue(forKey: #keyPath(TPValue))
            didChangeValue(forKey: #keyPath(BRankTPValue))
        }
    }
    @objc dynamic var TPValue: Int { return fleet1TPValue + fleet2TPValue }
    @objc dynamic var BRankTPValue: Int { return Int(floor(Double(TPValue) * 0.7)) }
    
    @objc dynamic var fleet1Seiku: Int = 0 {
        
        willSet {
            
            willChangeValue(forKey: #keyPath(seiku))
        }
        didSet {
            
            didChangeValue(forKey: #keyPath(seiku))
        }
    }
    @objc dynamic var fleet2Seiku: Int = 0 {
        
        willSet {
            
            willChangeValue(forKey: #keyPath(seiku))
        }
        didSet {
            
            didChangeValue(forKey: #keyPath(seiku))
        }
    }
    @objc dynamic var seiku: Int { return fleet1Seiku + fleet2Seiku }
    
    @objc dynamic var fleet1CalculatedSeiku: Int = 0 {
        
        willSet {
            
            willChangeValue(forKey: #keyPath(seiku))
        }
        didSet {
            
            didChangeValue(forKey: #keyPath(seiku))
        }
    }
    @objc dynamic var fleet2CalculatedSeiku: Int = 0 {
        
        willSet {
            
            willChangeValue(forKey: #keyPath(calculatedSeiku))
        }
        didSet {
            
            didChangeValue(forKey: #keyPath(calculatedSeiku))
        }
    }
    @objc dynamic var calculatedSeiku: Int { return fleet1CalculatedSeiku + fleet2CalculatedSeiku }
    
    var combineType: CombineType? {
        
        willSet { willChangeValue(forKey: #keyPath(combineTypeName)) }
        didSet { didChangeValue(forKey: #keyPath(combineTypeName)) }
    }
    @objc dynamic var combineTypeName: String? { return combineType?.displayName() }
    
    override var nibName: NSNib.Name {
        
        return .nibName(instanceOf: self)
    }
    
    override func viewDidLoad() {
        
        super.viewDidLoad()
        
        let placeholders: [NSView] = [placeholder1, placeholder2]
        let fleets = [fleet1, fleet2]
        zip(placeholders, fleets).forEach { placeholder, fleet in
            
            fleet.view.frame = placeholder.frame
            fleet.view.autoresizingMask = placeholder.autoresizingMask
            placeholder.superview?.replaceSubview(placeholder, with: fleet.view)
        }
        fleets.enumerated().forEach { offset, fleet in
            
            fleet.fleetNumber = offset + 1
        }
        
        bind(NSBindingName(#keyPath(fleet1TPValue)), to: fleet1, withKeyPath: #keyPath(FleetViewController.totalTPValue))
        bind(NSBindingName(#keyPath(fleet2TPValue)), to: fleet2, withKeyPath: #keyPath(FleetViewController.totalTPValue))
        
        bind(NSBindingName(#keyPath(fleet1Seiku)), to: fleet1, withKeyPath: #keyPath(FleetViewController.totalSeiku))
        bind(NSBindingName(#keyPath(fleet2Seiku)), to: fleet2, withKeyPath: #keyPath(FleetViewController.totalSeiku))
        
        bind(NSBindingName(#keyPath(fleet1CalculatedSeiku)), to: fleet1, withKeyPath: #keyPath(FleetViewController.totalCalclatedSeiku))
        bind(NSBindingName(#keyPath(fleet2CalculatedSeiku)), to: fleet2, withKeyPath: #keyPath(FleetViewController.totalCalclatedSeiku))
        
        NotificationCenter.default
            .addObserver(forName: .CombinedDidCange, object: nil, queue: .main) { notification in
                
                let type = notification.userInfo?[CombinedCommand.userInfoKey] as? CombineType
                self.combineType = type
        }
    }
    
    deinit {
        
        unbind(NSBindingName(#keyPath(fleet1TPValue)))
        unbind(NSBindingName(#keyPath(fleet2TPValue)))
        
        unbind(NSBindingName(#keyPath(fleet1Seiku)))
        unbind(NSBindingName(#keyPath(fleet2Seiku)))
        
        unbind(NSBindingName(#keyPath(fleet1CalculatedSeiku)))
        unbind(NSBindingName(#keyPath(fleet2CalculatedSeiku)))
    }
}