106 lines
		
	
	
		
			5.9 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			106 lines
		
	
	
		
			5.9 KiB
		
	
	
	
		
			C++
		
	
	
	
| /*********************************************************************************
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|  *  MIT License
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|  *  
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|  *  Copyright (c) 2020-2024 Gregg E. Berman
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|  *  
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|  *  https://github.com/HomeSpan/HomeSpan
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|  *  
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|  *  Permission is hereby granted, free of charge, to any person obtaining a copy
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|  *  of this software and associated documentation files (the "Software"), to deal
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|  *  in the Software without restriction, including without limitation the rights
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|  *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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|  *  copies of the Software, and to permit persons to whom the Software is
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|  *  furnished to do so, subject to the following conditions:
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|  *  
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|  *  The above copyright notice and this permission notice shall be included in all
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|  *  copies or substantial portions of the Software.
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|  *  
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|  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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|  *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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|  *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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|  *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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|  *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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|  *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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|  *  SOFTWARE.
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|  *  
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|  ********************************************************************************/
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|  
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| ////////////////////////////////////////////////////////////
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| //                                                        //
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| //    HomeSpan: A HomeKit implementation for the ESP32    //
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| //    ------------------------------------------------    //
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| //                                                        //
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| // Example 13: Target States and Current States           //
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| //             * implementing a Garage Door Opener        //
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| //             * implementing a motorized Window Shade    //
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| //                                                        //
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| ////////////////////////////////////////////////////////////
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| 
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| #include "HomeSpan.h" 
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| #include "DEV_DoorsWindows.h" 
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| 
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| void setup() {
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| 
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|   // In Example 12 we saw how to implement the loop() method for a Service to continuously monitor our device and periodically report
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|   // changes in one or more Characteristics back to HomeKit using setVal() and timeVal().  In that example we implemented passive sensors
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|   // that operated independently and required no input from the user, which meant we did not need to implement any update() methods.
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| 
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|   // In this Example 13 we demonstrate the simultaneous use of both the update() and loop() methods by implementing two new Services:
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|   // a Garage Door Opener and a motorized Window Shade.  Both examples showcase HomeKit's Target-State/Current-State framework.
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|   // For physical devices that take time to operate (such as closing a door), HomeKit Services typically use:
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|   
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|   //    * one Characteristic that HomeKit sets via update() requests to HomeSpan, and that represent a desired target state,
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|   //      such as opened, closed, or in some cases a percentage opened or closed; and
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|   
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|   //    * one read-only Characteristic that HomeSpan use to track the current state of the device in the loop() method, as well as
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|   //      report back changes to HomeKit using setVal().
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|   
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|   // Not all HomeKit Services utilize the same Characteristics to define target and current states.  Some Services use Characteristics
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|   // that are specific to that one Service, whereas others use more generic Characteristics.  The common theme seems to be that HomeKit
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|   // guesses the actions a device is taking, and updates it tile's icon accordingly, by comparing the value of the target state
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|   // Characteristic it sets, and the current state Characteristic it receives in the form of Event Notifications.  When they are the same,
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|   // HomeKit assumes the physical device has reached the required position.  When they differ, HomeKit assumes something will be opening,
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|   // closing, raising, lowering, etc. Sometimes a little experimenting and a lot of trial and error is required to fully understand how
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|   // each Service responds to different combinations of Characteristic values.
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|   
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|   // As always, we won't be connecting our ESP32 to an actual garage door or window shade but will instead simulate their responses and
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|   // actions for illustrative purposes. In some ways the code is more complicated because of the need to simulate values - it might be
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|   // easier if we actually were connecting to a garage door or window shade!
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|   
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|   // Fully commented code for both of our derived Services can be found in DEV_DoorsWindows.h.  These examples do not introduce any new
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|   // HomeSpan functions, but you will see how to use HomeSpan's ENUMERATED CONSTANTS, instead of just plain integers, to set the values
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|   // of Characteristics where the values represent discrete states (e.g. "lowering", "opening").
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|   
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|   // Please see HomeSpan's Services and Characteristics page for a complete list of the enumerated constants available for Characteristics
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|   // where they are applicable.
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|   
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|   Serial.begin(115200);
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| 
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|   homeSpan.begin(Category::Bridges,"HomeSpan Bridge");
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| 
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|   new SpanAccessory();  
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|     new Service::AccessoryInformation();
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|       new Characteristic::Identify(); 
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|       
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|   new SpanAccessory();                                                          
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|     new Service::AccessoryInformation();
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|       new Characteristic::Identify(); 
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|       new Characteristic::Name("Garage Door");
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|     new DEV_GarageDoor();                                                               // Create a Garage Door Opener (see DEV_DoorsWindows.h for definition)
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| 
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|   new SpanAccessory();                                                          
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|     new Service::AccessoryInformation();
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|       new Characteristic::Identify(); 
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|       new Characteristic::Name("Window Shade");
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|     new DEV_WindowShade();                                                              // Create a motorized Window Shade (see DEV_DoorsWindows.h for definition)
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| 
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| } // end of setup()
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| 
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| //////////////////////////////////////
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| 
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| void loop(){
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|   
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|   homeSpan.poll();
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|   
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| } // end of loop()
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