//
//  ResourcesController.swift
//  Wallet
//
//  Created by Igor Danich on 13.08.2020.
//  Copyright © 2020 List. All rights reserved.
//

import UIKit

class ResourcesControllerSetup: UIViewController {
    
    @IBOutlet weak var avaliableLabel: UILabel!
    @IBOutlet weak var buyBtn: UIButton!
    @IBOutlet weak var switchControl: UISwitch!
    @IBOutlet weak var ramResourcesView: ResourcesItemContainerView!
    @IBOutlet weak var cpuNetResourcesView: ResourcesItemContainerView!
    
    var service: Resources.Service.Popup.Statistics?
    
    private var account: String? { Accounts().current?.username }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        service = .init(account: self.account ?? "")

        title = L10n.Resources.Setup.title
        navigationItem.leftBarButtonItem = .pop(self)
        
        switchControl.isOn = Accounts().quota.isEnabled

        let string = NSMutableAttributedString(string: L10n.Resources.Setup.buyTransactions, attributes: [
            .font               : UIFont.font(style: .medium, size: 14),
            .foregroundColor    : Asset.textDeepWater.color
        ])
        buyBtn.setAttributedTitle(string, for: .normal)
        
        let avaliableString = NSMutableAttributedString()
        let avalText = L10n.Resources.Performance.Available.kb( Accounts().quota.count)
        avaliableString.append(.init(string: avalText, attributes: [
            .font               : UIFont.font(style: .regular, size: 14),
            .foregroundColor    : Asset.textPebble.color
        ]))
        
        avaliableLabel.attributedText = avaliableString
        
        loadResourcesViews()

        Notification.subscribe(bag: bag, name: .didChangeAccount) { [weak self] _ in
            self?.service?.fetch({ _ in
                self?.ramResourcesView.clear()
                self?.cpuNetResourcesView.clear()
                self?.loadResourcesViews()
            })
        }
    }
    
    private func loadResourcesViews() {
        guard let service = service else { return }
        
        service.didUpdate = { [weak self] in
            guard let self = self else { return }
            self.ramResourcesView.clear()
            self.cpuNetResourcesView.clear()
            
            self.ramResourcesView.update(models: [service.performance[.ram]],
                                         leftButtonTitle: L10n.P2p.Deal.Buy.submit,
                                         leftButtonAction: { [ weak self] in
                                            guard let self = self else { return }
                                            let vc = StoryboardScene.Resources.ram.instantiate()
                                            vc.action = .buy
                                            vc.performance = service
                                            vc.navigationItem.leftBarButtonItem = .pop(self)
                                            self.navigationController?.pushViewController(vc, animated: true)
                                         }, rightButtonTitle: L10n.P2p.Deal.Sell.submit,
                                         rightButtonAction: { [ weak self] in
                                            guard let self = self else { return }
                                            let vc = StoryboardScene.Resources.ram.instantiate()
                                            vc.action = .sell
                                            vc.performance = service
                                            vc.navigationItem.leftBarButtonItem = .pop(self)
                                            self.navigationController?.pushViewController(vc, animated: true)
                                        })
            
            self.cpuNetResourcesView.update(models: [service.performance[.cpu],
                                                     service.performance[.net]],
                                            leftButtonTitle: L10n.Resources.Setup.Action.stake,
                                            leftButtonAction: { [ weak self] in
                                                let vc = StoryboardScene.Resources.resources.instantiate()
                                                vc.action = .stake
                                                self?.navigationController?.pushViewController(vc, animated: true)
                                            }, rightButtonTitle: L10n.Resources.Setup.Action.unstake,
                                            rightButtonAction: { [ weak self] in
                                                let vc = StoryboardScene.Resources.resources.instantiate()
                                                vc.action = .unstake
                                                self?.navigationController?.pushViewController(vc, animated: true)
                                            })
        }
        service.fetch()
    }
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        navigationController?.setNavigationBarHidden(false, animated: true)

        Accounts().isLocked = true
    }

    override func viewWillDisappear(_ animated: Bool) {
        super.viewWillDisappear(animated)
        Accounts().isLocked = false
    }

    @IBAction private func onBuy(_ : AnyObject?) {
        let vc = StoryboardScene.Resources.quotaController.instantiate()
        self.navigationController?.pushViewController(vc, animated: true)
    }
    
    @IBAction func switchControlDidChanged(_ sender: Any) {
        Accounts().quota.isEnabled = switchControl.isOn
    }
    
}

extension UILabel {
    @IBInspectable public var uppercased: Bool {
        get { return false }
        set(key) {
            if key {
                text = text?.uppercased()
            }
        }
    }
}