iOS で API を構造化する

import GoogleHomeSDK

@Published public private(set) var structures: [Structure] = []
private var structuresCancellable: AnyCancellable?

  self.structuresCancellable = home
    .structures()
    .batched()
    .receive(on: DispatchQueue.main)
    .map { Array($0) }
    .catch {
      // Failed to load structures
      return Just([Structure]())
    }
    .assign(to: \.structures, on: self)

// Get a stream of all structures accessible to the user
let allStructuresChanges = self.home.structures()
let allStructures = try? await allStructuresChanges.list()

// Get a stream of changes taking place on a structure.
let structureChanges = try await home.structures().list().filter { $0.id == structureID }

// Get a snapshot of the structure.
let structure = structureChanges.first!

// Get structure properties
print("id \(structure.id) ")
print("name \(structure.name) ")

do {
  structure1 = try await home.structures().list().first(where: { $0.name == "Main House" })
} catch let _ as HomeError {
  // Code for handling the exception
}

var structure1: Structure!
var structure2: Structure!
do {
  structure1 = try await home.structures().list().first(where: { $0.name == "Main House" })
} catch let _ as HomeError {
  // Code for handling the exception
}
do {
  structure2 = try await home.structures().list().first(where: { $0.name == "Guest Cottage" })
} catch let _ as HomeError {
  // Code for handling the exception
}

self.home.rooms().batched()
  .combineLatest(self.home.devices().batched())
  .receive(on: DispatchQueue.main)
  .catch { error in
    // Failed to load rooms and devices
    return Just((Set<Room>(), Set<HomeDevice>()))
  }
  .map { rooms, devices in
    var devicesByRoom = [Room: [HomeDevice]]()
    for room in rooms where room.structureID == currentStructureID {
      devicesByRoom[room] = devices.filter { $0.roomID == room.id }
    }
    return devicesByRoom
  }.assign(to: &self.$devicesByRoom)

let allRoomsChanges = self.home.rooms()
let allRooms = try await allRoomsChanges.list()
let room = allRooms.first!
XCTAssertTrue(allRooms.contains(room))

print("id \(room.id) ")
print("name \(room.name) ")

let testName = "Test Room Name"
var newRoom: Room!
do {
  newRoom = try await structure.createRoom(name: testName)
  XCTAssertNotNil(newRoom)
} catch let _ as HomeError {
  // Code for handling the exception
}

val roomToDelete = structure.rooms().list().filter { it.name == "room_id1" }.firstOrNull()
    structure.deleteRoom(roomToDelete!!)

let roomToDelete = allRooms.first(where: { $0.id == room.id })
if let roomToDelete1 = roomToDelete {
  do {
    try await structure.deleteRoom(roomToDelete1)
  } catch let _ as HomeError {
    // Code for handling the exception
  }
}

do {
  try await structure.move(device: light, to: room)
} catch let _ as HomeError {
  // Code for handling the exception
}

let updatedRoom = try await theRoom.setName("new room name")

let groups = try await home.entities(DeviceGroup.self).list()
for group in groups {
  let groupTrait = await group.traits.get(Google.GroupTrait.self)
  let name = groupTrait?.attributes.name ?? "Device Group"
  print("Found group: \(name) with ID: \(group.id)")
}

let allDevices = try await home.devices().list()
var members: [HomeDevice] = []
for device in allDevices {
  if let membership = await device.traits.get(
    Google.GroupMembershipTrait.self
  ),
  membership.attributes.groupObjectIdsArray.contains(group.id) {
    members.append(device)
  }
}

var onOffTraits: [Matter.OnOffTrait] = []
for device in members {
  if let light = await device.types.get(OnOffLightDeviceType.self),
     let onOff = light.matterTraits.onOffTrait {
    onOffTraits.append(onOff)
  }
}

let traitsToUse = onOffTraits
let responses = try await home.sendBatchedCommands { batcher in
  return try traitsToUse.map { batcher.add(try $0.onBatchable()) }
}

for response in responses {
  try response.getOrThrow()
}

try await withThrowingTaskGroup(of: Void.self) { taskGroup in
  taskGroup.addTask {
    try await Task.sleep(for: .seconds(5))
    throw CancellationError()
  }

  for device in members {
    taskGroup.addTask {
      guard let light = await device.types.get(DimmableLightDeviceType.self),
            let levelControl = light.matterTraits.levelControlTrait,
            levelControl.attributes.$onTransitionTime.isSupported
      else { return }
      _ = try await levelControl.update {
        $0.setOnTransitionTime(1)
      }
    }
  }

  for _ in 0..<members.count {
    try await taskGroup.next()
  }
  taskGroup.cancelAll()
}

var maxMiredsValues: [UInt16] = []
for device in members {
  if let light = await device.types.get(ColorTemperatureLightDeviceType.self),
     let mireds = light.matterTraits.colorControlTrait?.attributes
       .colorTempPhysicalMaxMireds {
    maxMiredsValues.append(mireds)
  }
}
let minMaxMireds = maxMiredsValues.min()

let groupsManagementTrait =
  try await structure.traits(Google.GroupManagementTrait)
let _ = try await groupsManagementTrait.createUserDefinedGroup(
  withName: "Kitchen Lights",
  withDevices: [light1, light2]
)

let groupManagementTrait =
  try await structure.traits(Google.GroupManagementTrait.self)
groupManagementTrait.addGroupMembers(
  groupObjectId: group.id,
  memberDeviceObjectIds = [light3.id],
)

let groupManagementTrait =
  try await structure.traits(Google.GroupManagementTrait.self)
_ = try await groupManagementTrait.removeGroupMembers(
  groupObjectId: group.id,
  memberDeviceObjectIdsArray: Array(removedIDs)
)

let groupTrait = group.traits.get(Google.GroupTrait.self)
_ = try await groupTrait.update { $0.name = "Movie Corner" }

let groupManagementTrait =
  try await structure.traits.get(Google.GroupManagementTrait.self)

_ = try await groupManagementTrait.deleteGroup(groupObjectId: group.id)