//
//  KMBatchOperateCompressSettingViewController.swift
//  PDF Reader Pro
//
//  Created by lizhe on 2024/11/15.
//

import Cocoa

typealias KMBatchOperateCompressSettingViewCancelAction = (_ controller: KMBatchOperateCompressSettingViewController ) -> Void
typealias KMBatchOperateCompressSettingViewDoneAction = (_ controller: KMBatchOperateCompressSettingViewController ) -> Void

class KMBatchOperateCompressSettingViewController: KMBaseViewController {
    @IBOutlet weak var doneButton: KMButton!
    @IBOutlet weak var cancelButton: KMButton!
    @IBOutlet weak var settingView: KMCompressSettingTableView!
    
    private var toastViews: [NSView] = [] // 用于管理多个 alertView
    
    var cancelAction: KMBatchOperateCompressSettingViewCancelAction?
    var doneAction: KMBatchOperateCompressSettingViewDoneAction?
    
    var model: KMCompressSettingModel = KMCompressSettingModel(modelsType: .standard) {
        didSet {
            self.reloadData()
        }
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do view setup here.
        
        // 将按钮设置为第一响应者
        if let window = view.window {
            
            window.makeFirstResponder(doneButton.nextResponder)
            window.defaultButtonCell = doneButton.cell as? NSButtonCell
            
            window.contentMinSize = CGSizeMake(624, 513)
            window.contentMaxSize = CGSizeMake(624, 513)
        }
        
//        self.showAlert("Unembed any font may result in incomplete display of text")
//        
//        // 自动移除视图
//        DispatchQueue.main.asyncAfter(deadline: .now() + 1) {
//            self.showAlert("Less than 7 items selected; compression quality may be affected")
//        }
    }
    
    func reloadData() {
        self.settingView.model = model
    }

    func showAlert(_ string: String) {
        // 创建 alertView
        let alertView = KMBatchOperateCompressSettingAlertView()
        alertView.titleString = string
        alertView.translatesAutoresizingMaskIntoConstraints = false
        self.view.addSubview(alertView)

        // 添加到管理数组
        toastViews.append(alertView)

        // 设置约束
        let centerYOffset = CGFloat((46 + 12) * (toastViews.count - 1) + 68) // 每个 Toast 间隔 30px
        NSLayoutConstraint.activate([
            alertView.widthAnchor.constraint(lessThanOrEqualTo: self.view.widthAnchor, multiplier: 0.8),
            alertView.centerXAnchor.constraint(equalTo: self.view.centerXAnchor),
            alertView.centerYAnchor.constraint(equalTo: self.view.topAnchor, constant: centerYOffset),
        ])

        // 自动移除视图
        DispatchQueue.main.asyncAfter(deadline: .now() + 3) {
            self.removeAlert(alertView)
        }
    }

    private func removeAlert(_ alertView: NSView) {
        // 淡出动画
        NSAnimationContext.runAnimationGroup({ context in
            context.duration = 0.3
            alertView.animator().alphaValue = 0
        }, completionHandler: {
            // 从视图和数组中移除
            alertView.removeFromSuperview()
            if let index = self.toastViews.firstIndex(of: alertView) {
                self.toastViews.remove(at: index)
            }
            // 重新布局其他 Toast
            self.rearrangeToasts()
        })
    }

    private func rearrangeToasts() {
        for (index, toastView) in toastViews.enumerated() {
            let newYOffset = CGFloat(-46 * index)
            if let constraint = toastView.constraints.first(where: { $0.firstAttribute == .centerY }) {
                constraint.constant = newYOffset
            }
        }
    }
}

extension KMBatchOperateCompressSettingViewController {
    @IBAction func cancelButtonAction(_ sender: Any) {
        guard let callBack = cancelAction else { return }
        
        callBack(self)
    }
    
    @IBAction func doneButtonAction(_ sender: Any) {
        guard let callBack = doneAction else { return }
        
        callBack(self)
    }
}