Juego4

Parte del juego para iniciar // // dragtest.swift // app señas mk. 1 // // Created by Alumno on 12/10/23. //

import SwiftUI

struct dragtest: View {

@State private var usedWords = ("prueba")
@State private var draggedColor: Color?
@State private var colors: [Color] = [.purple, .blue, .cyan, .green, .yellow, .orange, .red]

var body: some View {
    VStack(spacing: 10) {
        
        Text("Deletrea la siguiente palabra con la seña correspondiente")
        
        
        
        Image("smile")
            .resizable()
            .frame(width: 170.0, height: 170.0)
        
        
        HStack{
            
            Text("A")
            Text("B")
            Text("C")
            Text("D")
            Text("E")
        }
        
        
        HStack{
            
            ForEach(colors, id: \.self) { color in
                DragBlock(backgroundColor: color)
                    .onDrag {
                        self.draggedColor = color
                        return NSItemProvider()
                    }
                    .onDrop(of: [.text],
                            delegate: DropViewDelegate(destinationItem: color, colors: $colors, draggedItem: $draggedColor)
                    )
            }
            
        }
        
        ScrollView(showsIndicators: false) {
            VStack(spacing: 10) {
                Spacer()
                    .frame(height: 40)
                
                ForEach(colors, id: \.self) { color in
                    DragBlock(backgroundColor: color)
                        .onDrag {
                            self.draggedColor = color
                            return NSItemProvider()
                        }
                        .onDrop(of: [.text],
                                delegate: DropViewDelegate(destinationItem: color, colors: $colors, draggedItem: $draggedColor)
                        )
                }
                
                Spacer()
            }
            .padding(.horizontal, 20)
        }
        
    }
}

}

struct DragBlock: View { let backgroundColor: Color var body: some View { HStack { Spacer() Text("letra") Spacer() } .padding(.vertical, 40) .background(backgroundColor) .cornerRadius(20) } }

struct DropViewDelegate: DropDelegate { let destinationItem: Color @Binding var colors: [Color] @Binding var draggedItem: Color?

func dropUpdated(info: DropInfo) -> DropProposal? {
    return DropProposal(operation: .move)}

func performDrop(info: DropInfo) -> Bool {
    draggedItem = nil
    return true}

func dropEntered(info: DropInfo) {
    // Swap Items
    if let draggedItem {
        let fromIndex = colors.firstIndex(of: draggedItem)
        if let fromIndex {
            let toIndex = colors.firstIndex(of: destinationItem)
            if let toIndex, fromIndex != toIndex {
                withAnimation {
                    self.colors.move(fromOffsets: IndexSet(integer: fromIndex), toOffset: (toIndex > fromIndex ? (toIndex + 1) : toIndex))

}}}}}}

struct dragtest_Previews: PreviewProvider { static var previews: some View { dragtest() } }