import SwiftUI
import Lottie

struct LottieView: UIViewRepresentable {
    let name: String
    let loopMode: LottieLoopMode
    let animationSpeed: CGFloat
    let isPlaying: Bool
    
    init(name: String, loopMode: LottieLoopMode = .loop, animationSpeed: CGFloat = 1.0, isPlaying: Bool = true) {
        self.name = name
        self.loopMode = loopMode
        self.animationSpeed = animationSpeed
        self.isPlaying = isPlaying
    }
    
    func makeUIView(context: Context) -> LottieAnimationView {
        let animationView = LottieAnimationView()
        
        // 方法1: 直接使用文件名加载
        if let animation = LottieAnimation.named(name) {
            animationView.animation = animation
        } 
        // 方法2: 如果方法1失败，尝试使用文件路径加载
        else if let path = Bundle.main.path(forResource: name, ofType: "json") {
            let animation = LottieAnimation.filepath(path)
            animationView.animation = animation
        }
        
        // 配置动画
        animationView.loopMode = loopMode
        animationView.animationSpeed = animationSpeed
        animationView.contentMode = .scaleAspectFit
        animationView.backgroundBehavior = .pauseAndRestore
        
        // 播放/暂停
        if isPlaying {
            animationView.play()
        } else {
            animationView.pause()
        }
        
        return animationView
    }
    
    func updateUIView(_ uiView: LottieAnimationView, context: Context) {
        // 根据 isPlaying 控制播放/暂停
        if isPlaying {
            if !uiView.isAnimationPlaying {
                uiView.play()
            }
        } else {
            if uiView.isAnimationPlaying {
                uiView.pause()
            }
        }
    }
}