App Intents และทางลัด

App Intents คืออะไร

import AppIntents
// Define an action as a type; the system can run it
// from Siri, Shortcuts, Spotlight, widgets, etc.

การกำหนด AppIntent

import AppIntents
struct AddTaskIntent: AppIntent {
    static var title: LocalizedStringResource = "Add Task"
    func perform() async throws -> some IntentResult {
        // create the task here
        return .result()
    }
}

พารามิเตอร์

import AppIntents
struct AddTaskIntent: AppIntent {
    static var title: LocalizedStringResource = "Add Task"
    @Parameter(title: "Title")
    var taskTitle: String
    func perform() async throws -> some IntentResult {
        return .result()
    }
}

การส่งคืนค่าและกล่องโต้ตอบ

import AppIntents
struct CountTasksIntent: AppIntent {
    static var title: LocalizedStringResource = "Count Tasks"
    func perform() async throws
        -> some IntentResult & ProvidesDialog {
        let count = 5
        return .result(
            dialog: "You have \(count) tasks")
    }
}

สรุปพารามิเตอร์

import AppIntents
struct AddTaskIntent: AppIntent {
    static var title: LocalizedStringResource = "Add Task"
    @Parameter(title: "Title") var taskTitle: String
    static var parameterSummary: some ParameterSummary {
        Summary("Add \(\.$taskTitle) to my list")
    }
    func perform() async throws -> some IntentResult {
        .result()
    }
}

เอนทิตี

import AppIntents
struct TaskEntity: AppEntity {
    static var typeDisplayRepresentation:
        TypeDisplayRepresentation = "Task"
    var id: String
    var displayRepresentation: DisplayRepresentation {
        DisplayRepresentation(title: "\(id)")
    }
    static var defaultQuery = TaskQuery()
}

คำค้นเอนทิตี

import AppIntents
struct TaskQuery: EntityQuery {
    func entities(for ids: [String]) async throws
        -> [TaskEntity] {
        ids.map { TaskEntity(id: $0) }
    }
    func suggestedEntities() async throws -> [TaskEntity] {
        [TaskEntity(id: "Groceries")]
    }
}

ทางลัดของแอป

import AppIntents
struct AddTaskShortcut: AppShortcutsProvider {
    static var appShortcuts: [AppShortcut] {
        AppShortcut(
            intent: AddTaskIntent(),
            phrases: ["Add a task in \(.applicationName)"],
            shortTitle: "Add Task",
            systemImageName: "plus")
    }
}

วลีเรียกใช้

import AppIntents
// Provide variants; applicationName is required:
// phrases: [
//   "Add a task in \(.applicationName)",
//   "Create a task with \(.applicationName)",
//   "New \(.applicationName) task"
// ]
let phrases = "include applicationName token"
_ = phrases

แสดงการทำงานนอกเหนือจาก Siri

import AppIntents
import SwiftUI
// In an interactive widget:
// Button(intent: AddTaskIntent()) {
//     Label("Add", systemImage: "plus")
// }
let reuse = "one intent, many surfaces"
_ = reuse

การแปลอินเทนต์

import AppIntents
struct GreetIntent: AppIntent {
    static var title: LocalizedStringResource = "Greet"
    func perform() async throws
        -> some IntentResult & ProvidesDialog {
        .result(dialog: "Welcome back")
    }
}

ทบทวนสั้น ๆ

สรุปทบทวน