Meet Focus filters

4:57 - Implementing SetFocusFilterIntent

// Implementing SetFocusFilterIntent

import AppIntents

struct ExampleChatAppFocusFilter: SetFocusFilterIntent {

    static var title: LocalizedStringResource = "Set account, status & look"
    static var description: LocalizedStringResource? = """
        Select an account, set your status, and configure
        the look of Example Chat App.
    """
}

7:02 - Defining your Parameters & Entities

// Defining your Parameters & Entities

import AppIntents

struct ExampleChatAppFocusFilter: SetFocusFilterIntent {

    @Parameter(title: "Use Dark Mode", default: false)
    var alwaysUseDarkMode: Bool

    @Parameter(title: "Status Message")
    var status: String?

    @Parameter(title: "Selected Account")
    var account: AccountEntity?

    // ...
}

8:43 - Display Representation

// Display Representation

struct ExampleChatAppFocusFilter: SetFocusFilterIntent {
    // ...
  
    var localizedDarkModeString: String {
        return self.alwaysUseDarkMode ? "Dark" : "Dynamic"
    }

    var displayRepresentation: DisplayRepresentation {
        var titleList: [LocalizedStringResource] = [], subtitleList: [String] = []
        if let account = self.account {
            titleList.append("Account")
            subtitleList.append(account.displayName)
        }
        if let status = self.status {
            titleList.append("Status")
            subtitleList.append(status)
        }
        titleList.append("Look")
        subtitleList.append(self.localizedDarkModeString)
    
        let title = LocalizedStringResource("Set \(titleList, format: .list(type: .and))")
        let subtitle = LocalizedStringResource("\(subtitleList.formatted())")

        return DisplayRepresentation(title: title, subtitle: subtitle)
    }
  
    // ...
}

11:24 - Implementing Perform on your Focus filter

// Implementing Perform on your Focus filter

import AppIntents

struct ExampleChatAppFocusFilter: SetFocusFilterIntent {
    // ...

    func perform() async throws -> some IntentResult {
        let myData = AppData(
            alwaysUseDarkMode: self.alwaysUseDarkMode,
            status: self.status,
            account: self.account
        )
        myModel.shared.updateAppWithData(myData)
        return .result()
    }
  
    // ...
}

11:47 - Calling Current

// Calling Current

import AppIntents

func updateCurrentFilter() async throws {
    do {
        let currentFilter = try await ExampleChatAppFocusFilter.current
        let myData = AppData(
            myRequiredBoolValue: currentFilter.myRequiredBoolValue,
            myOptionalStringValue: currentFilter.myOptionalStringValue,
            myOptionalAppEnum: currentFilter.myOptionalAppEnum,
            myAppEntity: currentFilter.myAppEntity
        )
        myModel.shared.updateAppWithData(myData)
    } catch let error {
        print("Error loading current filter: \(error.localizedDescription)")
        throw error
    }
}

13:27 - Set a filterPredicate

// Set filterPredicate on an App context

import AppIntents

struct ExampleChatAppFocusFilter: SetFocusFilterIntent {

    var appContext: FocusFilterAppContext {
        let allowedAccountList = [account.identifier]
        let predicate = NSPredicate(format: "SELF IN %@", allowedAccountList)
        return FocusFilterAppContext(notificationFilterPredicate: predicate)
    }
}

13:53 - Pass filterCriteria on UNNotificationContent

// Pass filterCriteria on UNNotificationContent

let content = UNMutableNotificationContent()
content.title = "Curt Rothert"
content.subtitle = "Slide Feedback"
content.body = "The run through today was great. I had few comments about slide 22 and 28."
content.filterCriteria = "work-account-identifier"