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HomeSpan/src/HomeSpan.h

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/*********************************************************************************
* MIT License
*
* Copyright (c) 2020-2022 Gregg E. Berman
*
* https://github.com/HomeSpan/HomeSpan
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
********************************************************************************/
#pragma once
#ifndef ARDUINO_ARCH_ESP32
#error ERROR: HOMESPAN IS ONLY AVAILABLE FOR ESP32 MICROCONTROLLERS!
#endif
#pragma GCC diagnostic ignored "-Wpmf-conversions" // eliminates warning messages from use of pointers to member functions to detect whether update() and loop() are overridden by user
#include <Arduino.h>
#include <unordered_map>
#include <vector>
#include <unordered_set>
#include <nvs.h>
#include <ArduinoOTA.h>
#include "extras/Blinker.h"
#include "extras/Pixel.h"
#include "Settings.h"
#include "Utils.h"
#include "Network.h"
#include "HAPConstants.h"
#include "HapQR.h"
#include "Characteristics.h"
using std::vector;
using std::unordered_map;
using std::unordered_set;
enum {
GET_AID=1,
GET_META=2,
GET_PERMS=4,
GET_TYPE=8,
GET_EV=16,
GET_DESC=32,
GET_NV=64,
GET_VALUE=128
};
///////////////////////////////
// Forward-Declarations
struct Span;
struct SpanAccessory;
struct SpanService;
struct SpanCharacteristic;
struct SpanRange;
struct SpanBuf;
struct SpanButton;
struct SpanUserCommand;
extern Span homeSpan;
#include "HAP.h"
////////////////////////////////////////////////////////
// INTERNAL HOMESPAN STRUCTURES - NOT FOR USER ACCESS //
////////////////////////////////////////////////////////
struct SpanPartition{
char magicCookie[32];
uint8_t reserved[224];
};
///////////////////////////////
struct SpanConfig{
int configNumber=0; // configuration number - broadcast as Bonjour "c#" (computed automatically)
uint8_t hashCode[48]={0}; // SHA-384 hash of Span Database stored as a form of unique "signature" to know when to update the config number upon changes
};
///////////////////////////////
struct SpanBuf{ // temporary storage buffer for use with putCharacteristicsURL() and checkTimedResets()
uint32_t aid=0; // updated aid
int iid=0; // updated iid
char *val=NULL; // updated value (optional, though either at least 'val' or 'ev' must be specified)
char *ev=NULL; // updated event notification flag (optional, though either at least 'val' or 'ev' must be specified)
StatusCode status; // return status (HAP Table 6-11)
SpanCharacteristic *characteristic=NULL; // Characteristic to update (NULL if not found)
};
///////////////////////////////
struct SpanWebLog{ // optional web status/log data
boolean isEnabled=false; // flag to inidicate WebLog has been enabled
uint16_t maxEntries=0; // max number of log entries;
int nEntries=0; // total cumulative number of log entries
const char *timeServer; // optional time server to use for acquiring clock time
const char *timeZone; // optional time-zone specification
boolean timeInit=false; // flag to indicate time has been initialized
char bootTime[33]="Unknown"; // boot time
String statusURL; // URL of status log
uint32_t waitTime=10000; // number of milliseconds to wait for initial connection to time server
struct log_t { // log entry type
uint64_t upTime; // number of seconds since booting
struct tm clockTime; // clock time
char *message; // pointers to log entries of arbitrary size
String clientIP; // IP address of client making request (or "0.0.0.0" if not applicable)
} *log=NULL; // array of log entries
void init(uint16_t maxEntries, const char *serv, const char *tz, const char *url);
void initTime();
void vLog(boolean sysMsg, const char *fmr, va_list ap);
};
///////////////////////////////
struct SpanOTA{ // manages OTA process
char otaPwd[33]; // MD5 Hash of OTA password, represented as a string of hexidecimal characters
static boolean enabled; // enables OTA - default if not enabled
static boolean auth; // indicates whether OTA password is required
static int otaPercent;
static boolean safeLoad; // indicates whether OTA update should reject any application update that is not another HomeSpan sketch
void init(boolean auth, boolean safeLoad);
static void start();
static void end();
static void progress(uint32_t progress, uint32_t total);
static void error(ota_error_t err);
};
//////////////////////////////////////
// USER API CLASSES BEGINS HERE //
//////////////////////////////////////
class Span{
friend class SpanAccessory;
friend class SpanService;
friend class SpanCharacteristic;
friend class SpanUserCommand;
friend class SpanButton;
friend class SpanRange;
friend class SpanWebLog;
friend class SpanOTA;
friend class Network;
friend class HAPClient;
const char *displayName; // display name for this device - broadcast as part of Bonjour MDNS
const char *hostNameBase; // base of hostName of this device - full host name broadcast by Bonjour MDNS will have 6-byte accessoryID as well as '.local' automatically appended
const char *hostNameSuffix=NULL; // optional "suffix" of hostName of this device. If specified, will be used as the hostName suffix instead of the 6-byte accessoryID
char *hostName; // full host name of this device - constructed from hostNameBase and 6-byte AccessoryID
const char *modelName; // model name of this device - broadcast as Bonjour field "md"
char category[3]=""; // category ID of primary accessory - broadcast as Bonjour field "ci" (HAP Section 13)
unsigned long snapTime; // current time (in millis) snapped before entering Service loops() or updates()
boolean isInitialized=false; // flag indicating HomeSpan has been initialized
boolean isBridge=true; // flag indicating whether device is configured as a bridge (i.e. first Accessory contains nothing but AccessoryInformation and HAPProtocolInformation)
HapQR qrCode; // optional QR Code to use for pairing
const char *sketchVersion="n/a"; // version of the sketch
nvs_handle charNVS; // handle for non-volatile-storage of Characteristics data
nvs_handle wifiNVS=0; // handle for non-volatile-storage of WiFi data
nvs_handle otaNVS; // handle for non-volatile storaget of OTA data
char pairingCodeCommand[12]=""; // user-specified Pairing Code - only needed if Pairing Setup Code is specified in sketch using setPairingCode()
String lastClientIP="0.0.0.0"; // IP address of last client accessing device through encrypted channel
boolean newCode; // flag indicating new application code has been loaded (based on keeping track of app SHA256)
int connected=0; // WiFi connection status (increments upon each connect and disconnect)
unsigned long waitTime=60000; // time to wait (in milliseconds) between WiFi connection attempts
unsigned long alarmConnect=0; // time after which WiFi connection attempt should be tried again
const char *defaultSetupCode=DEFAULT_SETUP_CODE; // Setup Code used for pairing
uint16_t autoOffLED=0; // automatic turn-off duration (in seconds) for Status LED
uint8_t logLevel=DEFAULT_LOG_LEVEL; // level for writing out log messages to serial monitor
uint8_t maxConnections=CONFIG_LWIP_MAX_SOCKETS-2; // maximum number of allowed simultaneous HAP connections
uint8_t requestedMaxCon=CONFIG_LWIP_MAX_SOCKETS-2; // requested maximum number of simultaneous HAP connections
unsigned long comModeLife=DEFAULT_COMMAND_TIMEOUT*1000; // length of time (in milliseconds) to keep Command Mode alive before resuming normal operations
uint16_t tcpPortNum=DEFAULT_TCP_PORT; // port for TCP communications between HomeKit and HomeSpan
char qrID[5]=""; // Setup ID used for pairing with QR Code
void (*wifiCallback)()=NULL; // optional callback function to invoke once WiFi connectivity is established
void (*pairCallback)(boolean isPaired)=NULL; // optional callback function to invoke when pairing is established (true) or lost (false)
boolean autoStartAPEnabled=false; // enables auto start-up of Access Point when WiFi Credentials not found
void (*apFunction)()=NULL; // optional function to invoke when starting Access Point
WiFiServer *hapServer; // pointer to the HAP Server connection
Blinker *statusLED; // indicates HomeSpan status
Blinkable *statusDevice = NULL; // the device used for the Blinker
PushButton *controlButton = NULL; // controls HomeSpan configuration and resets
Network network; // configures WiFi and Setup Code via either serial monitor or temporary Access Point
SpanWebLog webLog; // optional web status/log
TaskHandle_t pollTaskHandle = NULL; // optional task handle to use for poll() function
SpanOTA spanOTA; // manages OTA process
SpanConfig hapConfig; // track configuration changes to the HAP Accessory database; used to increment the configuration number (c#) when changes found
vector<SpanAccessory *> Accessories; // vector of pointers to all Accessories
vector<SpanService *> Loops; // vector of pointer to all Services that have over-ridden loop() methods
vector<SpanBuf> Notifications; // vector of SpanBuf objects that store info for Characteristics that are updated with setVal() and require a Notification Event
vector<SpanButton *> PushButtons; // vector of pointer to all PushButtons
unordered_map<uint64_t, uint32_t> TimedWrites; // map of timed-write PIDs and Alarm Times (based on TTLs)
unordered_map<char, SpanUserCommand *> UserCommands; // map of pointers to all UserCommands
void pollTask(); // poll HAP Clients and process any new HAP requests
int getFreeSlot(); // returns free HAPClient slot number. HAPClients slot keep track of each active HAPClient connection
void checkConnect(); // check WiFi connection; connect if needed
void commandMode(); // allows user to control and reset HomeSpan settings with the control button
int sprintfAttributes(char *cBuf, int flags=GET_VALUE|GET_META|GET_PERMS|GET_TYPE|GET_DESC); // prints Attributes JSON database into buf, unless buf=NULL; return number of characters printed, excluding null terminator
void prettyPrint(char *buf, int nsp=2); // print arbitrary JSON from buf to serial monitor, formatted with indentions of 'nsp' spaces
SpanCharacteristic *find(uint32_t aid, int iid); // return Characteristic with matching aid and iid (else NULL if not found)
int countCharacteristics(char *buf); // return number of characteristic objects referenced in PUT /characteristics JSON request
int updateCharacteristics(char *buf, SpanBuf *pObj); // parses PUT /characteristics JSON request 'buf into 'pObj' and updates referenced characteristics; returns 1 on success, 0 on fail
int sprintfAttributes(SpanBuf *pObj, int nObj, char *cBuf); // prints SpanBuf object into buf, unless buf=NULL; return number of characters printed, excluding null terminator, even if buf=NULL
int sprintfAttributes(char **ids, int numIDs, int flags, char *cBuf); // prints accessory.characteristic ids into buf, unless buf=NULL; return number of characters printed, excluding null terminator, even if buf=NULL
void clearNotify(int slotNum); // set ev notification flags for connection 'slotNum' to false across all characteristics
int sprintfNotify(SpanBuf *pObj, int nObj, char *cBuf, int conNum); // prints notification JSON into buf based on SpanBuf objects and specified connection number
static boolean invalidUUID(const char *uuid, boolean isCustom){
int x=0;
sscanf(uuid,"%*8[0-9a-fA-F]-%*4[0-9a-fA-F]-%*4[0-9a-fA-F]-%*4[0-9a-fA-F]-%*12[0-9a-fA-F]%n",&x);
return(isCustom && (strlen(uuid)!=36 || x!=36));
}
public:
void begin(Category catID=DEFAULT_CATEGORY,
const char *displayName=DEFAULT_DISPLAY_NAME,
const char *hostNameBase=DEFAULT_HOST_NAME,
const char *modelName=DEFAULT_MODEL_NAME);
void poll(); // calls pollTask() with some error checking
void processSerialCommand(const char *c); // process command 'c' (typically from readSerial, though can be called with any 'c')
boolean updateDatabase(boolean updateMDNS=true); // updates HAP Configuration Number and Loop vector; if updateMDNS=true and config number has changed, re-broadcasts MDNS 'c#' record; returns true if config number changed
boolean deleteAccessory(uint32_t aid); // deletes Accessory with matching aid; returns true if found, else returns false
void setControlPin(uint8_t pin){controlButton=new PushButton(pin);} // sets Control Pin
void setStatusPin(uint8_t pin){statusDevice=new GenericLED(pin);} // sets Status Device to a simple LED on specified pin
void setStatusAutoOff(uint16_t duration){autoOffLED=duration;} // sets Status LED auto off (seconds)
int getStatusPin(){return(statusLED->getPin());} // get Status Pin (getPin will return -1 if underlying statusDevice is undefined)
int getControlPin(){return(controlButton?controlButton->getPin():-1);} // get Control Pin (returns -1 if undefined)
void setStatusPixel(uint8_t pin,float h=0,float s=100,float v=100){ // sets Status Device to an RGB Pixel on specified pin
statusDevice=((new Pixel(pin))->setOnColor(Pixel::HSV(h,s,v)));
}
void setApSSID(const char *ssid){network.apSSID=ssid;} // sets Access Point SSID
void setApPassword(const char *pwd){network.apPassword=pwd;} // sets Access Point Password
void setApTimeout(uint16_t nSec){network.lifetime=nSec*1000;} // sets Access Point Timeout (seconds)
void setCommandTimeout(uint16_t nSec){comModeLife=nSec*1000;} // sets Command Mode Timeout (seconds)
void setLogLevel(uint8_t level){logLevel=level;} // sets Log Level for log messages (0=baseline, 1=intermediate, 2=all)
int getLogLevel(){return(logLevel);} // get Log Level
void reserveSocketConnections(uint8_t n){maxConnections-=n;} // reserves n socket connections *not* to be used for HAP
void setHostNameSuffix(const char *suffix){hostNameSuffix=suffix;} // sets the hostName suffix to be used instead of the 6-byte AccessoryID
void setPortNum(uint16_t port){tcpPortNum=port;} // sets the TCP port number to use for communications between HomeKit and HomeSpan
void setQRID(const char *id); // sets the Setup ID for optional pairing with a QR Code
void setSketchVersion(const char *sVer){sketchVersion=sVer;} // set optional sketch version number
const char *getSketchVersion(){return sketchVersion;} // get sketch version number
void setWifiCallback(void (*f)()){wifiCallback=f;} // sets an optional user-defined function to call once WiFi connectivity is established
void setPairCallback(void (*f)(boolean isPaired)){pairCallback=f;} // sets an optional user-defined function to call when Pairing is established (true) or lost (false)
void setApFunction(void (*f)()){apFunction=f;} // sets an optional user-defined function to call when activating the WiFi Access Point
void enableAutoStartAP(){autoStartAPEnabled=true;} // enables auto start-up of Access Point when WiFi Credentials not found
void setWifiCredentials(const char *ssid, const char *pwd); // sets WiFi Credentials
void setPairingCode(const char *s){sprintf(pairingCodeCommand,"S %9s",s);} // sets the Pairing Code - use is NOT recommended. Use 'S' from CLI instead
void deleteStoredValues(){processSerialCommand("V");} // deletes stored Characteristic values from NVS
void enableOTA(boolean auth=true, boolean safeLoad=true){spanOTA.init(auth, safeLoad);} // enables Over-the-Air updates, with (auth=true) or without (auth=false) authorization password
void enableWebLog(uint16_t maxEntries=0, const char *serv=NULL, const char *tz="UTC", const char *url=DEFAULT_WEBLOG_URL){ // enable Web Logging
webLog.init(maxEntries, serv, tz, url);
}
void addWebLog(boolean sysMsg, const char *fmt, ...){ // add Web Log entry
va_list ap;
va_start(ap,fmt);
webLog.vLog(sysMsg,fmt,ap);
va_end(ap);
}
void autoPoll(uint32_t stackSize=CONFIG_ARDUINO_LOOP_STACK_SIZE){xTaskCreateUniversal([](void *parms){for(;;)homeSpan.pollTask();}, "pollTask", stackSize, NULL, 1, &pollTaskHandle, 0);} // start pollTask()
void setTimeServerTimeout(uint32_t tSec){webLog.waitTime=tSec*1000;} // sets wait time (in seconds) for optional web log time server to connect
[[deprecated("Please use reserveSocketConnections(n) method instead.")]]
void setMaxConnections(uint8_t n){requestedMaxCon=n;} // sets maximum number of simultaneous HAP connections
};
///////////////////////////////
class SpanAccessory{
friend class Span;
friend class SpanService;
friend class SpanCharacteristic;
friend class SpanButton;
friend class SpanRange;
uint32_t aid=0; // Accessory Instance ID (HAP Table 6-1)
int iidCount=0; // running count of iid to use for Services and Characteristics associated with this Accessory
vector<SpanService *> Services; // vector of pointers to all Services in this Accessory
int sprintfAttributes(char *cBuf, int flags); // prints Accessory JSON database into buf, unless buf=NULL; return number of characters printed, excluding null terminator, even if buf=NULL
protected:
~SpanAccessory(); // destructor
public:
SpanAccessory(uint32_t aid=0); // constructor
};
///////////////////////////////
class SpanService{
friend class Span;
friend class SpanAccessory;
friend class SpanCharacteristic;
friend class SpanRange;
int iid=0; // Instance ID (HAP Table 6-2)
const char *type; // Service Type
const char *hapName; // HAP Name
boolean hidden=false; // optional property indicating service is hidden
boolean primary=false; // optional property indicating service is primary
vector<SpanCharacteristic *> Characteristics; // vector of pointers to all Characteristics in this Service
vector<SpanService *> linkedServices; // vector of pointers to any optional linked Services
boolean isCustom; // flag to indicate this is a Custom Service
SpanAccessory *accessory=NULL; // pointer to Accessory containing this Service
int sprintfAttributes(char *cBuf, int flags); // prints Service JSON records into buf; return number of characters printed, excluding null terminator
protected:
~SpanService(); // destructor
unordered_set<HapChar *> req; // unordered set of pointers to all required HAP Characteristic Types for this Service
unordered_set<HapChar *> opt; // unordered set of pointers to all optional HAP Characteristic Types for this Service
public:
SpanService(const char *type, const char *hapName, boolean isCustom=false); // constructor
SpanService *setPrimary(); // sets the Service Type to be primary and returns pointer to self
SpanService *setHidden(); // sets the Service Type to be hidden and returns pointer to self
SpanService *addLink(SpanService *svc); // adds svc as a Linked Service and returns pointer to self
vector<SpanService *> getLinks(){return(linkedServices);} // returns linkedServices vector for use as range in "for-each" loops
virtual boolean update() {return(true);} // placeholder for code that is called when a Service is updated via a Controller. Must return true/false depending on success of update
virtual void loop(){} // loops for each Service - called every cycle if over-ridden with user-defined code
virtual void button(int pin, int pressType){} // method called for a Service when a button attached to "pin" has a Single, Double, or Long Press, according to pressType
};
///////////////////////////////
class SpanCharacteristic{
friend class Span;
friend class SpanService;
union UVal {
BOOL_t BOOL;
UINT8_t UINT8;
UINT16_t UINT16;
UINT32_t UINT32;
UINT64_t UINT64;
INT_t INT;
FLOAT_t FLOAT;
STRING_t STRING = NULL;
};
int iid=0; // Instance ID (HAP Table 6-3)
HapChar *hapChar; // pointer to HAP Characteristic structure
const char *type; // Characteristic Type
const char *hapName; // HAP Name
UVal value; // Characteristic Value
uint8_t perms; // Characteristic Permissions
FORMAT format; // Characteristic Format
char *desc=NULL; // Characteristic Description (optional)
char *unit=NULL; // Characteristic Unit (optional)
UVal minValue; // Characteristic minimum (not applicable for STRING)
UVal maxValue; // Characteristic maximum (not applicable for STRING)
UVal stepValue; // Characteristic step size (not applicable for STRING)
boolean staticRange; // Flag that indicates whether Range is static and cannot be changed with setRange()
boolean customRange=false; // Flag for custom ranges
char *validValues=NULL; // Optional JSON array of valid values. Applicable only to uint8 Characteristics
boolean *ev; // Characteristic Event Notify Enable (per-connection)
char *nvsKey=NULL; // key for NVS storage of Characteristic value
boolean isCustom; // flag to indicate this is a Custom Characteristic
boolean setRangeError=false; // flag to indicate attempt to set Range on Characteristic that does not support changes to Range
boolean setValidValuesError=false; // flag to indicate attempt to set Valid Values on Characteristic that does not support changes to Valid Values
uint32_t aid=0; // Accessory ID - passed through from Service containing this Characteristic
boolean isUpdated=false; // set to true when new value has been requested by PUT /characteristic
unsigned long updateTime=0; // last time value was updated (in millis) either by PUT /characteristic OR by setVal()
UVal newValue; // the updated value requested by PUT /characteristic
SpanService *service=NULL; // pointer to Service containing this Characteristic
int sprintfAttributes(char *cBuf, int flags); // prints Characteristic JSON records into buf, according to flags mask; return number of characters printed, excluding null terminator
StatusCode loadUpdate(char *val, char *ev); // load updated val/ev from PUT /characteristic JSON request. Return intitial HAP status code (checks to see if characteristic is found, is writable, etc.)
String uvPrint(UVal &u){
char c[64];
switch(format){
case FORMAT::BOOL:
return(String(u.BOOL));
case FORMAT::INT:
return(String(u.INT));
case FORMAT::UINT8:
return(String(u.UINT8));
case FORMAT::UINT16:
return(String(u.UINT16));
case FORMAT::UINT32:
return(String(u.UINT32));
case FORMAT::UINT64:
sprintf(c,"%llu",u.UINT64);
return(String(c));
case FORMAT::FLOAT:
sprintf(c,"%llg",u.FLOAT);
return(String(c));
case FORMAT::STRING:
sprintf(c,"\"%s\"",u.STRING);
return(String(c));
} // switch
return(String()); // included to prevent compiler warnings
}
void uvSet(UVal &dest, UVal &src){
if(format==FORMAT::STRING)
uvSet(dest,(const char *)src.STRING);
else
dest=src;
}
void uvSet(UVal &u, const char *val){
u.STRING = (char *)realloc(u.STRING, strlen(val) + 1);
strcpy(u.STRING, val);
}
template <typename T> void uvSet(UVal &u, T val){
switch(format){
case FORMAT::BOOL:
u.BOOL=(boolean)val;
break;
case FORMAT::INT:
u.INT=(int)val;
break;
case FORMAT::UINT8:
u.UINT8=(uint8_t)val;
break;
case FORMAT::UINT16:
u.UINT16=(uint16_t)val;
break;
case FORMAT::UINT32:
u.UINT32=(uint32_t)val;
break;
case FORMAT::UINT64:
u.UINT64=(uint64_t)val;
break;
case FORMAT::FLOAT:
u.FLOAT=(double)val;
break;
} // switch
}
template <class T> T uvGet(UVal &u){
switch(format){
case FORMAT::BOOL:
return((T) u.BOOL);
case FORMAT::INT:
return((T) u.INT);
case FORMAT::UINT8:
return((T) u.UINT8);
case FORMAT::UINT16:
return((T) u.UINT16);
case FORMAT::UINT32:
return((T) u.UINT32);
case FORMAT::UINT64:
return((T) u.UINT64);
case FORMAT::FLOAT:
return((T) u.FLOAT);
}
return(0); // included to prevent compiler warnings
}
protected:
~SpanCharacteristic(); // destructor
template <typename T, typename A=boolean, typename B=boolean> void init(T val, boolean nvsStore, A min=0, B max=1){
int nvsFlag=0;
uvSet(value,val);
if(nvsStore){
nvsKey=(char *)malloc(16);
uint16_t t;
sscanf(type,"%x",&t);
sprintf(nvsKey,"%04X%08X%03X",t,aid,iid&0xFFF);
size_t len;
if(format != FORMAT::STRING){
if(!nvs_get_blob(homeSpan.charNVS,nvsKey,NULL,&len)){
nvs_get_blob(homeSpan.charNVS,nvsKey,&value,&len);
nvsFlag=2;
}
else {
nvs_set_blob(homeSpan.charNVS,nvsKey,&value,sizeof(UVal)); // store data
nvs_commit(homeSpan.charNVS); // commit to NVS
nvsFlag=1;
}
} else {
if(!nvs_get_str(homeSpan.charNVS,nvsKey,NULL,&len)){
char c[len];
nvs_get_str(homeSpan.charNVS,nvsKey,c,&len);
uvSet(value,(const char *)c);
nvsFlag=2;
}
else {
nvs_set_str(homeSpan.charNVS,nvsKey,value.STRING); // store string data
nvs_commit(homeSpan.charNVS); // commit to NVS
nvsFlag=1;
}
}
}
uvSet(newValue,value);
if(format != FORMAT::STRING) {
uvSet(minValue,min);
uvSet(maxValue,max);
uvSet(stepValue,0);
}
} // init()
public:
SpanCharacteristic(HapChar *hapChar, boolean isCustom=false); // constructor
template <class T=int> T getVal(){
return(uvGet<T>(value));
}
template <class T=int> T getNewVal(){
return(uvGet<T>(newValue));
}
char *getString(){
if(format == FORMAT::STRING)
return value.STRING;
return NULL;
}
char *getNewString(){
if(format == FORMAT::STRING)
return newValue.STRING;
return NULL;
}
void setString(const char *val){
if((perms & EV) == 0){
Serial.printf("\n*** WARNING: Attempt to update Characteristic::%s with setString() ignored. No NOTIFICATION permission on this characteristic\n\n",hapName);
return;
}
uvSet(value,val);
uvSet(newValue,value);
updateTime=homeSpan.snapTime;
SpanBuf sb; // create SpanBuf object
sb.characteristic=this; // set characteristic
sb.status=StatusCode::OK; // set status
char dummy[]="";
sb.val=dummy; // set dummy "val" so that sprintfNotify knows to consider this "update"
homeSpan.Notifications.push_back(sb); // store SpanBuf in Notifications vector
if(nvsKey){
nvs_set_str(homeSpan.charNVS,nvsKey,value.STRING); // store data
nvs_commit(homeSpan.charNVS);
}
} // setString()
template <typename T> void setVal(T val, boolean notify=true){
if((perms & EV) == 0){
Serial.printf("\n*** WARNING: Attempt to update Characteristic::%s with setVal() ignored. No NOTIFICATION permission on this characteristic\n\n",hapName);
return;
}
if(val < uvGet<T>(minValue) || val > uvGet<T>(maxValue)){
Serial.printf("\n*** WARNING: Attempt to update Characteristic::%s with setVal(%llg) is out of range [%llg,%llg]. This may cause device to become non-reponsive!\n\n",
hapName,(double)val,uvGet<double>(minValue),uvGet<double>(maxValue));
}
uvSet(value,val);
uvSet(newValue,value);
updateTime=homeSpan.snapTime;
if(notify){
SpanBuf sb; // create SpanBuf object
sb.characteristic=this; // set characteristic
sb.status=StatusCode::OK; // set status
char dummy[]="";
sb.val=dummy; // set dummy "val" so that sprintfNotify knows to consider this "update"
homeSpan.Notifications.push_back(sb); // store SpanBuf in Notifications vector
if(nvsKey){
nvs_set_blob(homeSpan.charNVS,nvsKey,&value,sizeof(UVal)); // store data
nvs_commit(homeSpan.charNVS);
}
}
} // setVal()
boolean updated(){return(isUpdated);} // returns isUpdated
unsigned long timeVal(); // returns time elapsed (in millis) since value was last updated
SpanCharacteristic *setValidValues(int n, ...); // sets a list of 'n' valid values allowed for a Characteristic and returns pointer to self. Only applicable if format=uint8
template <typename A, typename B, typename S=int> SpanCharacteristic *setRange(A min, B max, S step=0){
if(!staticRange){
uvSet(minValue,min);
uvSet(maxValue,max);
uvSet(stepValue,step);
customRange=true;
} else
setRangeError=true;
return(this);
} // setRange()
SpanCharacteristic *setPerms(uint8_t perms){
perms&=0x7F;
if(perms>0)
this->perms=perms;
return(this);
}
SpanCharacteristic *addPerms(uint8_t dPerms){
return(setPerms(perms|dPerms));
}
SpanCharacteristic *removePerms(uint8_t dPerms){
return(setPerms(perms&(~dPerms)));
}
SpanCharacteristic *setDescription(const char *c){
desc = (char *)realloc(desc, strlen(c) + 1);
strcpy(desc, c);
return(this);
}
SpanCharacteristic *setUnit(const char *c){
unit = (char *)realloc(unit, strlen(c) + 1);
strcpy(unit, c);
return(this);
}
};
///////////////////////////////
struct [[deprecated("Please use Characteristic::setRange() method instead.")]] SpanRange{
SpanRange(int min, int max, int step);
};
///////////////////////////////
class SpanButton : PushButton {
friend class Span;
friend class SpanService;
uint16_t singleTime; // minimum time (in millis) required to register a single press
uint16_t longTime; // minimum time (in millis) required to register a long press
uint16_t doubleTime; // maximum time (in millis) between single presses to register a double press instead
SpanService *service; // Service to which this PushButton is attached
void check(); // check PushButton and call button() if pressed
public:
enum {
SINGLE=0,
DOUBLE=1,
LONG=2
};
static constexpr triggerType_t TRIGGER_ON_LOW=PushButton::TRIGGER_ON_LOW;
static constexpr triggerType_t TRIGGER_ON_HIGH=PushButton::TRIGGER_ON_HIGH;
#if SOC_TOUCH_SENSOR_NUM > 0
static constexpr triggerType_t TRIGGER_ON_TOUCH=PushButton::TRIGGER_ON_TOUCH;
static void setTouchCycles(uint16_t measureTime, uint16_t sleepTime){PushButton::setTouchCycles(measureTime,sleepTime);}
static void setTouchThreshold(touch_value_t thresh){PushButton::setTouchThreshold(thresh);}
#endif
SpanButton(int pin, uint16_t longTime=2000, uint16_t singleTime=5, uint16_t doubleTime=200, triggerType_t triggerType=TRIGGER_ON_LOW);
SpanButton(int pin, triggerType_t triggerType, uint16_t longTime=2000, uint16_t singleTime=5, uint16_t doubleTime=200) : SpanButton(pin,longTime,singleTime,doubleTime,triggerType){};
};
///////////////////////////////
class SpanUserCommand {
friend class Span;
const char *s; // description of command
void (*userFunction1)(const char *v)=NULL; // user-defined function to call
void (*userFunction2)(const char *v, void *arg)=NULL; // user-defined function to call with user-defined arg
void *userArg;
public:
SpanUserCommand(char c, const char *s, void (*f)(const char *));
SpanUserCommand(char c, const char *s, void (*f)(const char *, void *), void *arg);
};
/////////////////////////////////////////////////
#include "Span.h"
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