//
//  RoomChatScreenManager.swift
//  yinmeng-ios
//
//  Created by duoban on 2024/3/23.
//

import UIKit
import Nuke

class RoomChatScreenManager: NSObject {
    
    func getSendGfitAtt(model:ChatCustomMsgModel,sendText:String)->NSMutableAttributedString?{
 
        if let model = Deserialized<RectiveGiftModel>.toModel(with: model.data) {
            let giftData = model.gift == nil ? model.giftInfo : model.gift
            let giftUrl = giftData?.giftUrl ?? ""
           
            let att = NSMutableAttributedString()
            att.append(getTextAtt(text: model.nick, color: ThemeColor(hexStr: "#FFD98C"), font: 12))
            att.append(getPlaceholderAtt(width: 2))
            att.append(getTextAtt(text: sendText, color: ThemeColor(hexStr: "#fffffe",alpha: 0.5), font: 12))
            att.append(getPlaceholderAtt(width: 2))
            att.append(getTextAtt(text: model.targetNick, color: ThemeColor(hexStr: "#FFD98C"), font: 12))
            att.append(getPlaceholderAtt(width: 2))
            att.append(getImageAtt(url: giftUrl))
            att.append(getPlaceholderAtt(width: 2))
            att.append(getTextAtt(text: "X\(model.giftNum)", color: .white, font: 12))
            return att
        }
        return nil
    }
    func getSendAllGfitAtt(model:ChatCustomMsgModel,sendText:String)->NSMutableAttributedString?{
 
        if let model = Deserialized<RectiveGiftModel>.toModel(with: model.data) {
            let giftData = model.gift == nil ? model.giftInfo : model.gift
            let giftUrl = giftData?.giftUrl ?? ""
           
            let att = NSMutableAttributedString()
            att.append(getTextAtt(text: model.nick, color: ThemeColor(hexStr: "#FFD98C"), font: 12))
            att.append(getPlaceholderAtt(width: 2))
            att.append(getTextAtt(text: sendText, color: ThemeColor(hexStr: "#fffffe",alpha: 0.5), font: 12))
            att.append(getPlaceholderAtt(width: 2))
            att.append(getImageAtt(url: giftUrl))
            att.append(getPlaceholderAtt(width: 2))
            att.append(getTextAtt(text: "X\(model.giftNum)", color: .white, font: 12))
            return att
        }
        return nil
    }
    func getPlaceholderAtt(width:CGFloat)->NSMutableAttributedString{
        let placeholderView = UIView()
        placeholderView.backgroundColor = .clear
        let width =  placeholderView.bounds.size.width
        let height =  placeholderView.bounds.size.height
        placeholderView.bounds = CGRect(x: 0, y: 0, width: UIDevice.scaleWidth(width:  width), height: UIDevice.scaleWidth(width:  10))
        let att = NSMutableAttributedString.yy_attachmentString(withContent: placeholderView, contentMode: .scaleAspectFit, attachmentSize: CGSize(width: width, height: height), alignTo: UIFont.getScaleFont(ofSize: 15, weight: .regular), alignment: .center)
        return att
    }
    func getTextAtt(text:String,color:UIColor,font:CGFloat)->NSMutableAttributedString{
        let att = NSMutableAttributedString(string: text)
        att.yy_font = UIFont.getScaleFont(ofSize: font, weight: .regular)
        att.yy_color = color
        att.yy_paragraphStyle = getParagraphStyle()
        return att
    }
    func getParagraphStyle()->NSMutableParagraphStyle{
        let paragraphStyle = NSMutableParagraphStyle()
        paragraphStyle.lineSpacing = UIDevice.scaleWidth(width:  4)
        paragraphStyle.alignment = .left
        paragraphStyle.baseWritingDirection = .leftToRight
        return paragraphStyle
    }
    func getImageAtt(url:String)->NSMutableAttributedString{
        let imageView = UIImageView()
        Nuke.loadImage(with: url, into: imageView, completion: nil)
        
        var bounds = CGRect(x: 0, y: 0, width:UIDevice.scaleWidth(width:  16) , height: UIDevice.scaleWidth(width:  16))
        if let image = imageView.image  {
            let scale = image.size.width / (image.size.height == 0 ? 1 : image.size.height)
            bounds = CGRect(x: 0, y: 0, width:UIDevice.scaleWidth(width:  16) * scale , height: UIDevice.scaleWidth(width:  16))
          
        }
        imageView.bounds = bounds
        imageView.layer.masksToBounds = true
        imageView.contentMode = .scaleAspectFit
        let width = imageView.bounds.size.width
        let height = imageView.bounds.size.height
        let att = NSMutableAttributedString.yy_attachmentString(withContent: imageView, contentMode: .scaleAspectFit, attachmentSize: CGSize(width:width , height: height), alignTo: UIFont.getScaleFont(ofSize: 15, weight: .regular), alignment: .center)
        return att
    }
}