| /** |
| * |
| * Copyright (c) 2022-2023 Project CHIP Authors |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #import <Foundation/Foundation.h> |
| #import <Matter/MTRBaseDevice.h> |
| #import <Matter/MTRDefines.h> |
| |
| NS_ASSUME_NONNULL_BEGIN |
| |
| @class MTRDeviceController; |
| |
| typedef NS_ENUM(NSUInteger, MTRDeviceState) { |
| MTRDeviceStateUnknown = 0, |
| MTRDeviceStateReachable = 1, |
| MTRDeviceStateUnreachable = 2 |
| }; |
| |
| @protocol MTRDeviceDelegate; |
| |
| MTR_AVAILABLE(ios(16.1), macos(13.0), watchos(9.1), tvos(16.1)) |
| @interface MTRDevice : NSObject |
| - (instancetype)init NS_UNAVAILABLE; |
| + (instancetype)new NS_UNAVAILABLE; |
| |
| /** |
| * Get an MTRDevice object representing a device with a specific node ID |
| * associated with a specific controller. |
| * |
| * MTRDevice objects are stateful, and callers should hold on to the MTRDevice |
| * while they are using it. |
| */ |
| + (MTRDevice *)deviceWithNodeID:(NSNumber *)nodeID |
| controller:(MTRDeviceController *)controller MTR_AVAILABLE(ios(16.4), macos(13.3), watchos(9.4), tvos(16.4)); |
| |
| /** |
| * The current state of the device. |
| * |
| * The three states: |
| * MTRDeviceStateUnknown |
| * Unable to determine the state of the device at the moment. |
| * |
| * MTRDeviceStateReachable |
| * Communication with the device is expected to succeed. |
| * |
| * MTRDeviceStateUnreachable |
| * The device is currently unreachable. |
| */ |
| @property (nonatomic, readonly) MTRDeviceState state; |
| |
| /** |
| * Is the device cache primed for this device? |
| * |
| * This will be true after the deviceCachePrimed: delegate callback has been called, false if not. |
| * |
| * Please note if you have a storage delegate implemented, the cache is then stored persistently, so |
| * the delegate would then only be called once, ever - and this property would basically always be true |
| * if a subscription has ever been established at any point in the past. |
| * |
| */ |
| @property (readonly) BOOL deviceCachePrimed MTR_AVAILABLE(ios(17.6), macos(14.6), watchos(10.6), tvos(17.6)); |
| |
| /** |
| * The estimated device system start time. |
| * |
| * A device can report its events with either calendar time or time since system start time. When events are reported with time |
| * since system start time, this property will return an estimation of the device system start time. Because a device may report |
| * timestamps this way due to the lack of a wall clock, system start time can only be estimated based on event receive time and the |
| * timestamp value, and this estimation may change over time. |
| * |
| * Device reboots may also cause the estimated device start time to jump forward. |
| * |
| * If events are always reported with calendar time, then this property will return nil. |
| */ |
| @property (nonatomic, readonly, nullable) |
| NSDate * estimatedStartTime MTR_AVAILABLE(ios(16.5), macos(13.4), watchos(9.5), tvos(16.5)); |
| |
| /** |
| * The controller this device was created for. May return nil if that |
| * controller has been shut down. |
| */ |
| @property (nonatomic, readonly, nullable) MTRDeviceController * deviceController MTR_AVAILABLE(ios(17.4), macos(14.4), watchos(10.4), tvos(17.4)); |
| |
| /** |
| * The node ID of the node this device corresponds to. |
| */ |
| @property (nonatomic, readonly, copy) NSNumber * nodeID NS_REFINED_FOR_SWIFT MTR_AVAILABLE(ios(17.4), macos(14.4), watchos(10.4), tvos(17.4)); |
| |
| /** |
| * An estimate of how much time is likely to elapse between setDelegate being |
| * called and the current device state (attributes, stored events) being known. |
| * |
| * nil if no such estimate is available. Otherwise, the NSNumber stores an NSTimeInterval. |
| */ |
| @property (nonatomic, readonly, nullable, copy) NSNumber * estimatedSubscriptionLatency MTR_AVAILABLE(ios(17.6), macos(14.6), watchos(10.6), tvos(17.6)); |
| |
| /** |
| * Set the delegate to receive asynchronous callbacks about the device. |
| * |
| * The delegate will be called on the provided queue, for attribute reports, event reports, and device state changes. |
| */ |
| - (void)setDelegate:(id<MTRDeviceDelegate>)delegate queue:(dispatch_queue_t)queue MTR_DEPRECATED("Please use addDelegate:queue:interestedPaths:", ios(16.1, 18.0), macos(13.0, 15.0), watchos(9.1, 11.0), tvos(16.1, 18.0)); |
| |
| /** |
| * Adds a delegate to receive asynchronous callbacks about the device. |
| * |
| * The delegate will be called on the provided queue, for attribute reports, event reports, and device state changes. |
| * |
| * MTRDevice holds a weak reference to the delegate object. |
| */ |
| - (void)addDelegate:(id<MTRDeviceDelegate>)delegate queue:(dispatch_queue_t)queue MTR_AVAILABLE(ios(18.0), macos(15.0), watchos(11.0), tvos(18.0)); |
| |
| /** |
| * Adds a delegate to receive asynchronous callbacks about the device, and limit attribute and/or event reports to a specific set of paths. |
| * |
| * interestedPathsForAttributes may contain either MTRClusterPath or MTRAttributePath to specify interested clusters and attributes, or NSNumber for endpoints. |
| * |
| * interestedPathsForEvents may contain either MTRClusterPath or MTREventPath to specify interested clusters and events, or NSNumber for endpoints. |
| * |
| * For both interested paths arguments, if nil is specified, then no filter will be applied. |
| * |
| * Calling addDelegate: again with the same delegate object will update the interested paths for attributes and events for this delegate. |
| * |
| * MTRDevice holds a weak reference to the delegate object. |
| */ |
| - (void)addDelegate:(id<MTRDeviceDelegate>)delegate queue:(dispatch_queue_t)queue interestedPathsForAttributes:(NSArray * _Nullable)interestedPathsForAttributes interestedPathsForEvents:(NSArray * _Nullable)interestedPathsForEvents MTR_AVAILABLE(ios(18.0), macos(15.0), watchos(11.0), tvos(18.0)); |
| |
| /** |
| * Removes the delegate from receiving callbacks about the device. |
| */ |
| - (void)removeDelegate:(id<MTRDeviceDelegate>)delegate MTR_AVAILABLE(ios(18.0), macos(15.0), watchos(11.0), tvos(18.0)); |
| |
| /** |
| * Read attribute in a designated attribute path. If there is no value available |
| * for the attribute, whether because the device does not implement it or |
| * because the subscription priming read has not yet gotten to this attribute, |
| * nil will be returned. |
| * |
| * TODO: Need to fully document that this returns "the system's best guess" of attribute values. |
| * |
| * @return a data-value dictionary of the attribute as described in MTRDeviceResponseHandler, |
| * or nil if there is no value. |
| */ |
| - (NSDictionary<NSString *, id> * _Nullable)readAttributeWithEndpointID:(NSNumber *)endpointID |
| clusterID:(NSNumber *)clusterID |
| attributeID:(NSNumber *)attributeID |
| params:(MTRReadParams * _Nullable)params; |
| |
| /** |
| * Write to attribute in a designated attribute path |
| * |
| * @param value A data-value NSDictionary object as described in |
| * MTRDeviceResponseHandler. |
| * |
| * @param expectedValueInterval maximum interval in milliseconds during which reads of the attribute will return the value being |
| * written. This value must be within [1, UINT32_MAX], and will be clamped to this range. |
| * |
| * TODO: document that -readAttribute... will return the expected value for the [endpoint,cluster,attribute] until one of the |
| * following: |
| * 1. Another write for the same attribute happens. |
| * 2. expectedValueIntervalMs (clamped) expires. Need to figure out phrasing here. |
| * 3. We succeed at writing the attribute. |
| * 4. We fail at writing the attribute and give up on the write |
| * |
| * @param timeout timeout in milliseconds for timed write, or nil. This value must be within [1, UINT16_MAX], and will be clamped |
| * to this range. |
| * TODO: make timeout arguments uniform |
| */ |
| - (void)writeAttributeWithEndpointID:(NSNumber *)endpointID |
| clusterID:(NSNumber *)clusterID |
| attributeID:(NSNumber *)attributeID |
| value:(id)value |
| expectedValueInterval:(NSNumber *)expectedValueInterval |
| timedWriteTimeout:(NSNumber * _Nullable)timeout; |
| |
| /** |
| * Read the attributes identified by the provided attribute paths. The paths |
| * can include wildcards. |
| * |
| * Paths that do not correspond to any existing attributes, or that the |
| * MTRDevice does not have attribute values for, will not be present in the |
| * return value from this function. |
| * |
| * @return an array of response-value dictionaries as described in the |
| * documentation for MTRDeviceResponseHandler. Each one will have an |
| * MTRAttributePathKey and an MTRDataKey. |
| */ |
| - (NSArray<NSDictionary<NSString *, id> *> *)readAttributePaths:(NSArray<MTRAttributeRequestPath *> *)attributePaths MTR_NEWLY_AVAILABLE; |
| |
| /** |
| * Invoke a command with a designated command path |
| * |
| * @param commandFields command fields object. If not nil, the object must be a data-value |
| * NSDictionary object as described in the MTRDeviceResponseHandler |
| * documentation. The value must be a Structure, i.e., the NSDictionary |
| * MTRTypeKey key must have the value MTRStructureValueType. |
| * |
| * If commandFields is nil, it will be treated as a Structure with no fields. |
| * |
| * @param expectedValues The expected values of attributes that will be affected by the command, if |
| * any. If these are provided, the relevant attributes will have the provided |
| * values when read until one of the following happens: |
| * |
| * 1. Something (another invoke or a write) sets different expected values. |
| * 2. expectedValueInterval elapses without the device reporting the |
| * attributes changing their values to the expected values. |
| * 3. The command invoke fails. |
| * 4. The device reports some other values for these attributes. |
| * |
| * The dictionaries in this array are expected to be response-value |
| * dictionaries as documented in the documentation of |
| * MTRDeviceResponseHandler, and each one must have an MTRAttributePathKey. |
| * |
| * The expectedValues and expectedValueInterval arguments need to be both |
| * nil or both non-nil, or both will be both ignored. |
| * |
| * @param expectedValueInterval maximum interval in milliseconds during which reads of the |
| * attributes that had expected values provided will return the |
| * expected values. If the value is less than 1, both this value and |
| * expectedValues will be ignored. If this value is greater than |
| * UINT32_MAX, it will be clamped to UINT32_MAX. |
| * |
| * @param completion response handler will receive either values or error. A |
| * path-specific error status from the command invocation |
| * will result in an error being passed to the completion, so |
| * values will only be passed in when the command succeeds. |
| * |
| * If values are passed, the array length will always be 1 and the single |
| * response-value in it will have an MTRCommandPathKey. If the command |
| * response is just a success status, there will be no MTRDataKey. If the |
| * command response has data fields, there will be an MTRDataKey, whose value |
| * will be of type MTRStructureValueType and describe the response payload. |
| */ |
| - (void)invokeCommandWithEndpointID:(NSNumber *)endpointID |
| clusterID:(NSNumber *)clusterID |
| commandID:(NSNumber *)commandID |
| commandFields:(NSDictionary<NSString *, id> * _Nullable)commandFields |
| expectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedValues |
| expectedValueInterval:(NSNumber * _Nullable)expectedValueInterval |
| queue:(dispatch_queue_t)queue |
| completion:(MTRDeviceResponseHandler)completion MTR_AVAILABLE(ios(17.4), macos(14.4), watchos(10.4), tvos(17.4)); |
| |
| - (void)invokeCommandWithEndpointID:(NSNumber *)endpointID |
| clusterID:(NSNumber *)clusterID |
| commandID:(NSNumber *)commandID |
| commandFields:(id)commandFields |
| expectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedValues |
| expectedValueInterval:(NSNumber * _Nullable)expectedValueInterval |
| timedInvokeTimeout:(NSNumber * _Nullable)timeout |
| queue:(dispatch_queue_t)queue |
| completion:(MTRDeviceResponseHandler)completion |
| MTR_AVAILABLE(ios(16.4), macos(13.3), watchos(9.4), tvos(16.4)); |
| |
| /** |
| * Open a commissioning window on the device. |
| * |
| * On success, completion will be called on queue with the MTRSetupPayload that |
| * can be used to commission the device. |
| * |
| * @param setupPasscode The setup passcode to use for the commissioning window. |
| * See MTRSetupPayload's generateRandomSetupPasscode for |
| * generating a valid random passcode. |
| * @param discriminator The discriminator to use for the commissionable |
| * advertisement. |
| * @param duration Duration, in seconds, during which the commissioning |
| * window will be open. |
| */ |
| - (void)openCommissioningWindowWithSetupPasscode:(NSNumber *)setupPasscode |
| discriminator:(NSNumber *)discriminator |
| duration:(NSNumber *)duration |
| queue:(dispatch_queue_t)queue |
| completion:(MTRDeviceOpenCommissioningWindowHandler)completion |
| MTR_AVAILABLE(ios(16.2), macos(13.1), watchos(9.2), tvos(16.2)); |
| |
| /** |
| * Open a commissioning window on the device, using a random setup passcode. |
| * |
| * On success, completion will be called on queue with the MTRSetupPayload that |
| * can be used to commission the device. |
| * |
| * @param discriminator The discriminator to use for the commissionable |
| * advertisement. |
| * @param duration Duration, in seconds, during which the commissioning |
| * window will be open. |
| */ |
| - (void)openCommissioningWindowWithDiscriminator:(NSNumber *)discriminator |
| duration:(NSNumber *)duration |
| queue:(dispatch_queue_t)queue |
| completion:(MTRDeviceOpenCommissioningWindowHandler)completion |
| MTR_AVAILABLE(ios(17.0), macos(14.0), watchos(10.0), tvos(17.0)); |
| |
| /** |
| * Download log of the desired type from the device. |
| * |
| * Note: The consumer of this API should move the file that the url points to or open it for reading before the |
| * completion handler returns. Otherwise, the file will be deleted, and the data will be lost. |
| * |
| * @param type The type of log being requested. This should correspond to a value in the enum MTRDiagnosticLogType. |
| * @param timeout The timeout for getting the log. If the timeout expires, completion will be called with whatever |
| * has been retrieved by that point (which might be none or a partial log). |
| * If the timeout is set to 0, the request will not expire and completion will not be called until |
| * the log is fully retrieved or an error occurs. |
| * @param queue The queue on which completion will be called. |
| * @param completion The completion handler that is called after attempting to retrieve the requested log. |
| * - In case of success, the completion handler is called with a non-nil URL and a nil error. |
| * - If there is an error, a non-nil error is used and the url can be non-nil too if some logs have already been downloaded. |
| */ |
| - (void)downloadLogOfType:(MTRDiagnosticLogType)type |
| timeout:(NSTimeInterval)timeout |
| queue:(dispatch_queue_t)queue |
| completion:(void (^)(NSURL * _Nullable url, NSError * _Nullable error))completion |
| MTR_AVAILABLE(ios(17.6), macos(14.6), watchos(10.6), tvos(17.6)); |
| @end |
| |
| MTR_EXTERN NSString * const MTRPreviousDataKey MTR_AVAILABLE(ios(17.6), macos(14.6), watchos(10.6), tvos(17.6)); |
| MTR_EXTERN NSString * const MTRDataVersionKey MTR_AVAILABLE(ios(17.6), macos(14.6), watchos(10.6), tvos(17.6)); |
| |
| @protocol MTRDeviceDelegate <NSObject> |
| @required |
| /** |
| * @param state The current state of the device |
| */ |
| - (void)device:(MTRDevice *)device stateChanged:(MTRDeviceState)state; |
| |
| /** |
| * Notifies delegate of attribute reports from the MTRDevice |
| * |
| * @param attributeReport An array of response-value objects as described in MTRDeviceResponseHandler |
| * |
| * In addition to MTRDataKey, each response-value dictionary in the array may also have this key: |
| * |
| * MTRPreviousDataKey : Same data-value dictionary format as the object for MTRDataKey. This is included when the previous value is known for an attribute. |
| * |
| * The data-value dictionary also contains this key: |
| * |
| * MTRDataVersionKey : NSNumber-wrapped uin32_t. |
| */ |
| - (void)device:(MTRDevice *)device receivedAttributeReport:(NSArray<NSDictionary<NSString *, id> *> *)attributeReport; |
| |
| /** |
| * Notifies delegate of event reports from the MTRDevice |
| * |
| * @param eventReport An array of response-value objects as described in MTRDeviceResponseHandler |
| * |
| * In addition to the MTREventPathKey and MTRDataKey containing the path and event values, eventReport also contains |
| * these keys: |
| * |
| * MTREventNumberKey : NSNumber-wrapped uint64_t value. Monotonically increasing, and consecutive event reports |
| * should have consecutive numbers unless device reboots, or if events are lost. |
| * MTREventPriorityKey : NSNumber-wrapped MTREventPriority value. |
| * MTREventTimeTypeKey : NSNumber-wrapped MTREventTimeType value. |
| * MTREventSystemUpTimeKey : NSNumber-wrapped NSTimeInterval value. |
| * MTREventTimestampDateKey : NSDate object. |
| * |
| * Only one of MTREventTimestampDateKey and MTREventSystemUpTimeKey will be present, depending on the value for |
| * MTREventTimeTypeKey. |
| */ |
| - (void)device:(MTRDevice *)device receivedEventReport:(NSArray<NSDictionary<NSString *, id> *> *)eventReport; |
| |
| @optional |
| /** |
| * Notifies delegate the device is currently actively communicating. |
| * |
| * This can be used as a hint that now is a good time to send commands to the |
| * device, especially if the device is sleepy and might not be active very often. |
| */ |
| - (void)deviceBecameActive:(MTRDevice *)device MTR_AVAILABLE(ios(16.4), macos(13.3), watchos(9.4), tvos(16.4)); |
| |
| /** |
| * Notifies delegate when the device attribute cache has been primed with initial configuration data of the device |
| * |
| * This is called when the MTRDevice object goes from not knowing the device to having cached the first attribute reports that include basic mandatory information, e.g. Descriptor clusters. |
| * |
| * The intention is that after this is called, the client should be able to call read for mandatory attributes and likely expect non-nil values. |
| */ |
| - (void)deviceCachePrimed:(MTRDevice *)device MTR_AVAILABLE(ios(17.6), macos(14.6), watchos(10.6), tvos(17.6)); |
| |
| /** |
| * This is called when the MTRDevice object detects a change in the device configuration. |
| * |
| * Device configuration is the set of functionality implemented by the device. |
| * |
| */ |
| - (void)deviceConfigurationChanged:(MTRDevice *)device MTR_AVAILABLE(ios(17.6), macos(14.6), watchos(10.6), tvos(17.6)); |
| |
| @end |
| |
| @interface MTRDevice (Deprecated) |
| |
| /** |
| * Deprecated MTRDevice APIs. |
| */ |
| + (MTRDevice *)deviceWithNodeID:(uint64_t)nodeID |
| deviceController:(MTRDeviceController *)deviceController |
| MTR_DEPRECATED( |
| "Please use deviceWithNodeID:controller:", ios(16.1, 16.4), macos(13.0, 13.3), watchos(9.1, 9.4), tvos(16.1, 16.4)); |
| |
| - (void)invokeCommandWithEndpointID:(NSNumber *)endpointID |
| clusterID:(NSNumber *)clusterID |
| commandID:(NSNumber *)commandID |
| commandFields:(id)commandFields |
| expectedValues:(NSArray<NSDictionary<NSString *, id> *> * _Nullable)expectedValues |
| expectedValueInterval:(NSNumber * _Nullable)expectedValueInterval |
| timedInvokeTimeout:(NSNumber * _Nullable)timeout |
| clientQueue:(dispatch_queue_t)queue |
| completion:(MTRDeviceResponseHandler)completion |
| MTR_DEPRECATED("Please use " |
| "invokeCommandWithEndpointID:clusterID:commandID:commandFields:expectedValues:expectedValueInterval:" |
| "timedInvokeTimeout:queue:completion:", |
| ios(16.1, 16.4), macos(13.0, 13.3), watchos(9.1, 9.4), tvos(16.1, 16.4)); |
| |
| @end |
| |
| NS_ASSUME_NONNULL_END |
