import SwiftUI

// MARK: - 输入提示组件
struct InputHintView: View {
    let hint: String
    let icon: String
    let color: Color
    
    init(hint: String, icon: String = "info.circle", color: Color = .blue) {
        self.hint = hint
        self.icon = icon
        self.color = color
    }
    
    var body: some View {
        VStack(spacing: 12) {
            HStack {
                Image(systemName: icon)
                    .font(.caption)
                    .foregroundColor(color)
                
                Text("输入提示")
                    .font(.caption)
                    .foregroundColor(.primary)
                
                Spacer()
            }
            
            Text(hint)
                .font(.caption)
                .foregroundColor(.secondary)
                .lineLimit(nil)
        }
        .padding(.horizontal, 12)
        .padding(.vertical, 8)
        .background(
            RoundedRectangle(cornerRadius: 8)
                .fill(color.opacity(0.1))
        )
    }
}

// MARK: - 预定义的提示样式
extension InputHintView {
    static func info(hint: String) -> InputHintView {
        InputHintView(hint: hint, icon: "info.circle", color: .blue)
    }
    
    static func warning(hint: String) -> InputHintView {
        InputHintView(hint: hint, icon: "exclamationmark.triangle", color: .orange)
    }
    
    static func success(hint: String) -> InputHintView {
        InputHintView(hint: hint, icon: "checkmark.circle", color: .green)
    }
    
    static func error(hint: String) -> InputHintView {
        InputHintView(hint: hint, icon: "xmark.circle", color: .red)
    }
}

#Preview {
    VStack(spacing: 16) {
        InputHintView.info(hint: "这是一个信息提示")
        InputHintView.warning(hint: "这是一个警告提示")
        InputHintView.success(hint: "这是一个成功提示")
        InputHintView.error(hint: "这是一个错误提示")
    }
    .padding()
}