//
//  HUDTools.swift
//  O2Platform
//
//  Created by 程剑 on 2017/6/30.
//  Copyright © 2017年 zoneland. All rights reserved.
//

import Foundation
import MBProgressHUD
// keyWindow
let KeyWindow : UIWindow = UIApplication.shared.keyWindow!

private var HUDKey = "HUDKey"
extension UIViewController
{
    var hud : MBProgressHUD?
    {
        get{
            return objc_getAssociatedObject(self, &HUDKey) as? MBProgressHUD
        }
        set{
            objc_setAssociatedObject(self, &HUDKey, newValue, objc_AssociationPolicy.OBJC_ASSOCIATION_RETAIN_NONATOMIC)
        }
    }
    
    fileprivate static var waveView: O2LoadingView?
    
    /**
     显示提示信息(有菊花, 一直显示, 不消失)，默认文字“加载中”，默认偏移量0
     
     - parameter view:    显示在哪个View上
     - parameter hint:    提示信息
     - parameter yOffset: y上的偏移量
     */
    func showHud(in view: UIView, hint: String = "加载中...", yOffset:CGFloat? = 0){
        let HUD = MBProgressHUD(view: view)
        HUD.label.text = hint
        //HUD.label.font = UIFontSize(size: 15 * UIRate)
        //设为false后点击屏幕其他地方有反应
        HUD.isUserInteractionEnabled = true
        //HUD内的内容的颜色
        //HUD.contentColor = UIColor(red:0.82, green:0.82, blue:0.82, alpha:1.00)
        //View的颜色
        //HUD.bezelView.color = UIColorHex("000000", 0.7)
        //style -blur 不透明 －solidColor 透明
        HUD.bezelView.style = .solidColor
        HUD.margin = 10.0
        //偏移量，以center为起点
        //        HUD.offset.y = yOffset ?? 0
        view.addSubview(HUD)
        HUD.show(animated: true)
        hud = HUD
    }
    
    /**
     显示纯文字提示信息(显示在keywindow上)，默认时间2s，默认偏移量0
     
     - parameter hint: 提示信息
     - parameter duration: 持续时间(不填的话, 默认两秒)
     - parameter yOffset: y上的偏移量
     */
    func showHintInKeywindow(hint: String, duration: Double = 2.0, yOffset:CGFloat? = 0) {
        let view = KeyWindow
        let HUD = MBProgressHUD(view: view)
        view.addSubview(HUD)
        HUD.animationType = .zoomOut
        HUD.isUserInteractionEnabled = false
        HUD.bezelView.color = UIColor.black
        HUD.contentColor = UIColor.white
        HUD.mode = .text
        HUD.label.text = hint
        HUD.show(animated: true)
        HUD.removeFromSuperViewOnHide = false
        HUD.offset.y = yOffset ?? 0
        HUD.margin = 10.0
        HUD.hide(animated: true, afterDelay: duration)
        hud = HUD
    }
    
    /**
     显示纯文字提示信息，默认时间1.5s，默认偏移量0
     
     - parameter view: 显示在哪个View上
     - parameter hint: 提示信息
     - parameter duration: 持续时间(不填的话, 默认两秒)
     - parameter yOffset: y上的偏移量
     */
    func showHint(in view: UIView, hint: String, duration: Double = 1.5, yOffset:CGFloat? = 0) {
        let HUD = MBProgressHUD(view: view)
        view.addSubview(HUD)
        HUD.animationType = .zoomOut
        HUD.bezelView.color = UIColor.black
        HUD.contentColor = UIColor.white
        HUD.mode = .text
        HUD.label.text = hint
        HUD.isUserInteractionEnabled = false
        HUD.removeFromSuperViewOnHide = false
        HUD.show(animated: true)
        HUD.offset.y = yOffset ?? 0
        HUD.margin = 10.0
        HUD.hide(animated: true, afterDelay: duration)
        hud = HUD
    }
    
    func showSuccess(in view: UIView, hint: String, duration: Double = 1.5, yOffset: CGFloat? = 0){
        let HUD = MBProgressHUD(view: view)
        view.addSubview(HUD)
        HUD.animationType = .zoomOut
        HUD.mode = .customView
        HUD.customView = UIImageView(image: UIImage(named: "ProgressHUD.bundle/progresshud-success.png"))
        HUD.label.text = hint
        HUD.isUserInteractionEnabled = false
        HUD.removeFromSuperViewOnHide = false
        HUD.show(animated: true)
        HUD.offset.y = yOffset ?? 0
        HUD.margin = 10
        HUD.hide(animated: true, afterDelay: duration)
        hud = HUD
    }
    
    func showError(in view: UIView, hint: String, duration: Double = 1.5, yOffset: CGFloat? = 0){
        let HUD = MBProgressHUD(view: view)
        view.addSubview(HUD)
        HUD.animationType = .zoomOut
        HUD.mode = .customView
        HUD.customView = UIImageView(image: UIImage(named: "ProgressHUD.bundle/progresshud-error.png"))
        HUD.label.text = hint
        HUD.isUserInteractionEnabled = false
        HUD.removeFromSuperViewOnHide = false
        HUD.show(animated: true)
        HUD.offset.y = yOffset ?? 0
        HUD.margin = 10
        HUD.hide(animated: true, afterDelay: duration)
        hud = HUD
    }
    
    func showLoading(in view: UIView, hint: String, duration: Double = 6, yOffset: CGFloat? = 0){
        /*
        let HUD = MBProgressHUD(view: view)
        view.addSubview(HUD)
        
        HUD.animationType = .zoomOut
        HUD.mode = .customView
        let wv = O2LoadingView(frame: CGRect(x: 0, y: 0, width: 100, height: 100))
        HUD.customView = wv
        HUD.label.text = hint
        HUD.isUserInteractionEnabled = false
        HUD.removeFromSuperViewOnHide = false
        HUD.show(animated: true)
        HUD.offset.y = yOffset ?? 0
        HUD.margin = 10
        HUD.hide(animated: true, afterDelay: duration)
        hud = HUD
        UIViewController.waveView = wv
        */
        let waveV = O2LoadingView(frame: CGRect(x: 0, y: 0, width: 100, height: 100))
        waveV.center = view.center
        view.addSubview(waveV)
    }
    
    /// 移除提示
    func hideHud() {
        //如果解包成功则移除，否则不做任何事
        if let hud = hud {
            hud.hide(animated: true)
        }
    }
}