import ActivityKit

struct PizzaDeliveryAttributes: ActivityAttributes {
    public typealias PizzaDeliveryStatus = ContentState

    public struct ContentState: Codable, Hashable {
        var driverName: String
        var estimatedDeliveryTime: Date
    }

    var numberOfPizzas: Int
    var totalAmount: String
}

func startDeliveryPizza() {
    let pizzaDeliveryAttributes = PizzaDeliveryAttributes(numberOfPizzas: 1, totalAmount:"$99")

    let initialContentState = PizzaDeliveryAttributes.PizzaDeliveryStatus(driverName: "TIM 👨🏻‍🍳", estimatedDeliveryTime: Date().addingTimeInterval(15 * 60))

    do {
        let deliveryActivity = try Activity<PizzaDeliveryAttributes>.request(
            attributes: pizzaDeliveryAttributes,
            contentState: initialContentState,
            pushType: nil)
        print("Requested a pizza delivery Live Activity \(deliveryActivity.id)")
    } catch (let error) {
        print("Error requesting pizza delivery Live Activity \(error.localizedDescription)")
    }
}

func updateDeliveryPizza() {
    Task {
        let updatedDeliveryStatus = PizzaDeliveryAttributes.PizzaDeliveryStatus(driverName: "TIM 👨🏻‍🍳", estimatedDeliveryTime: Date().addingTimeInterval(60 * 60))

        for activity in Activity<PizzaDeliveryAttributes>.activities{
            await activity.update(using: updatedDeliveryStatus)
        }
    }
}

func stopDeliveryPizza() {
    Task {
        for activity in Activity<PizzaDeliveryAttributes>.activities{
            await activity.end(dismissalPolicy: .immediate)
        }
    }
}

func showAllDeliveries() {
    Task {
        for activity in Activity<PizzaDeliveryAttributes>.activities {
            print("Pizza delivery details: \(activity.id) -> \(activity.attributes)")
        }
    }
}

import ActivityKit
import WidgetKit
import SwiftUI

@main
struct Widgets: WidgetBundle {
   var body: some Widget {
       PizzaDeliveryActivityWidget()
   }
}

struct PizzaDeliveryActivityWidget: Widget {
    var body: some WidgetConfiguration {
        ActivityConfiguration(attributesType: PizzaDeliveryAttributes.self) { context in
            VStack(alignment: .leading) {
                HStack {
                    VStack(alignment: .leading) {
                        Text("\(context.state.driverName) is on the way!").font(.headline)
                        HStack {
                            VStack {
                                Divider().frame(height: 6).overlay(.blue).cornerRadius(5)
                            }
                            Image(systemName: "box.truck.badge.clock.fill").foregroundColor(.blue)
                            VStack {
                                RoundedRectangle(cornerRadius: 5)
                                    .stroke(style: StrokeStyle(lineWidth: 1, dash: [5]))
                                    .frame(height: 6)
                            }
                            Text(context.state.estimatedDeliveryTime, style: .timer)
                            VStack {
                                RoundedRectangle(cornerRadius: 5)
                                    .stroke(style: StrokeStyle(lineWidth: 1, dash: [5]))
                                    .frame(height: 6)
                            }
                            Image(systemName: "house.fill").foregroundColor(.green)
                        }
                    }.padding(.trailing, 25)
                    Text("\(context.attributes.numberOfPizzas) 🍕").font(.title).bold()
                }.padding(5)
                Text("You've already paid: \(context.attributes.totalAmount) + $9.9 Delivery Fee 💸").font(.caption).foregroundColor(.secondary)
            }.padding(15)
        }
    }
}

// Requested a pizza delivery Live Activity DA288E1B-F6F5-4BF1-AA73-E43E0CC13150

// Pizza delivery details: DA288E1B-F6F5-4BF1-AA73-E43E0CC13150 -> PizzaDeliveryAttributes(numberOfPizzas: 1, totalAmount: "$99")