Usermod enhancements
- added onStateChange() callback - added examples & comments to usermod_v2_example.h - PIR sensor cancels countdown on state change
This commit is contained in:
Blaz Kristan
parent
52c18e77ae
commit
c041d39cab
@ -22,8 +22,12 @@
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//class name. Use something descriptive and leave the ": public Usermod" part :)
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class MyExampleUsermod : public Usermod {
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private:
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//Private class members. You can declare variables and functions only accessible to your usermod here
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// Private class members. You can declare variables and functions only accessible to your usermod here
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bool enabled = false;
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bool initDone = false;
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unsigned long lastTime = 0;
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// set your config variables to their boot default value (this can also be done in readFromConfig() or a constructor if you prefer)
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@ -37,15 +41,56 @@ class MyExampleUsermod : public Usermod {
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long testLong;
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int8_t testPins[2];
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// string that are used multiple time (this will save some flash memory)
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static const char _name[];
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static const char _enabled[];
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// any private methods should go here (non-inline methosd should be defined out of class)
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void publishMqtt(const char* state, bool retain = false); // example for publishing MQTT message
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public:
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//Functions called by WLED
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// non WLED related methods, may be used for data exchange between usermods (non-inline methods should be defined out of class)
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/**
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* Enable/Disable the usermod
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*/
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inline void enable(bool enable) { enabled = enable; }
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/**
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* Get usermod enabled/disabled state
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*/
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inline bool isEnabled() { return enabled; }
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// in such case add the following to another usermod:
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// in private vars:
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// #ifdef USERMOD_EXAMPLE
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// MyExampleUsermod* UM;
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// #endif
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// in setup()
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// #ifdef USERMOD_EXAMPLE
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// UM = (MyExampleUsermod*) usermods.lookup(USERMOD_ID_EXAMPLE);
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// #endif
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// somewhere in loop() or other member method
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// #ifdef USERMOD_EXAMPLE
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// if (UM != nullptr) isExampleEnabled = UM->isEnabled();
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// if (!isExampleEnabled) UM->enable(true);
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// #endif
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// methods called by WLED (can be inlined as they are called only once but if you call them explicitly define them out of class)
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/*
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* setup() is called once at boot. WiFi is not yet connected at this point.
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* readFromConfig() is called prior to setup()
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* You can use it to initialize variables, sensors or similar.
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*/
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void setup() {
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// do your set-up here
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//Serial.println("Hello from my usermod!");
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initDone = true;
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}
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@ -69,6 +114,11 @@ class MyExampleUsermod : public Usermod {
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* Instead, use a timer check as shown here.
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*/
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void loop() {
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// if usermod is disabled or called during strip updating just exit
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// NOTE: on very long strips strip.isUpdating() may always return true so update accordingly
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if (!enabled || strip.isUpdating()) return;
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// do your magic here
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if (millis() - lastTime > 1000) {
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//Serial.println("I'm alive!");
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lastTime = millis();
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@ -81,19 +131,25 @@ class MyExampleUsermod : public Usermod {
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* Creating an "u" object allows you to add custom key/value pairs to the Info section of the WLED web UI.
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* Below it is shown how this could be used for e.g. a light sensor
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*/
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/*
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void addToJsonInfo(JsonObject& root)
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{
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int reading = 20;
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//this code adds "u":{"Light":[20," lux"]} to the info object
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// if "u" object does not exist yet wee need to create it
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JsonObject user = root["u"];
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if (user.isNull()) user = root.createNestedObject("u");
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JsonArray lightArr = user.createNestedArray("Light"); //name
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lightArr.add(reading); //value
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lightArr.add(" lux"); //unit
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//this code adds "u":{"ExampleUsermod":[20," lux"]} to the info object
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//int reading = 20;
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//JsonArray lightArr = user.createNestedArray(FPSTR(_name))); //name
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//lightArr.add(reading); //value
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//lightArr.add(F(" lux")); //unit
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// if you are implementing a sensor usermod, you may publish sensor data
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//JsonObject sensor = root[F("sensor")];
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//if (sensor.isNull()) sensor = root.createNestedObject(F("sensor"));
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//temp = sensor.createNestedArray(F("light"));
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//temp.add(reading);
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//temp.add(F("lux"));
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}
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*/
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/*
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@ -102,7 +158,12 @@ class MyExampleUsermod : public Usermod {
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*/
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void addToJsonState(JsonObject& root)
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{
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//root["user0"] = userVar0;
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if (!initDone || !enabled) return; // prevent crash on boot applyPreset()
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JsonObject usermod = root[FPSTR(_name)];
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if (usermod.isNull()) usermod = root.createNestedObject(FPSTR(_name));
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//usermod["user0"] = userVar0;
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}
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@ -112,7 +173,14 @@ class MyExampleUsermod : public Usermod {
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*/
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void readFromJsonState(JsonObject& root)
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{
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userVar0 = root["user0"] | userVar0; //if "user0" key exists in JSON, update, else keep old value
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if (!initDone) return; // prevent crash on boot applyPreset()
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JsonObject usermod = root[FPSTR(_name)];
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if (!usermod.isNull()) {
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// expect JSON usermod data in usermod name object: {"ExampleUsermod:{"user0":10}"}
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userVar0 = usermod["user0"] | userVar0; //if "user0" key exists in JSON, update, else keep old value
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}
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// you can as well check WLED state JSON keys
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//if (root["bri"] == 255) Serial.println(F("Don't burn down your garage!"));
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}
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@ -154,8 +222,10 @@ class MyExampleUsermod : public Usermod {
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*/
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void addToConfig(JsonObject& root)
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{
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JsonObject top = root.createNestedObject("exampleUsermod");
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top["great"] = userVar0; //save these vars persistently whenever settings are saved
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JsonObject top = root.createNestedObject(FPSTR(_name));
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top[FPSTR(_enabled)] = enabled;
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//save these vars persistently whenever settings are saved
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top["great"] = userVar0;
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top["testBool"] = testBool;
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top["testInt"] = testInt;
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top["testLong"] = testLong;
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@ -188,7 +258,7 @@ class MyExampleUsermod : public Usermod {
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// default settings values could be set here (or below using the 3-argument getJsonValue()) instead of in the class definition or constructor
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// setting them inside readFromConfig() is slightly more robust, handling the rare but plausible use case of single value being missing after boot (e.g. if the cfg.json was manually edited and a value was removed)
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JsonObject top = root["exampleUsermod"];
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JsonObject top = root[FPSTR(_name)];
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bool configComplete = !top.isNull();
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@ -201,6 +271,8 @@ class MyExampleUsermod : public Usermod {
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// A 3-argument getJsonValue() assigns the 3rd argument as a default value if the Json value is missing
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configComplete &= getJsonValue(top["testInt"], testInt, 42);
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configComplete &= getJsonValue(top["testLong"], testLong, -42424242);
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// "pin" fields have special handling in settings page (or some_pin as well)
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configComplete &= getJsonValue(top["pin"][0], testPins[0], -1);
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configComplete &= getJsonValue(top["pin"][1], testPins[1], -1);
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@ -208,6 +280,21 @@ class MyExampleUsermod : public Usermod {
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}
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/*
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* appendConfigData() is called when user enters usermod settings page
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* it may add additional metadata for certain entry fields (adding drop down is possible)
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* be careful not to add too much as oappend() buffer is limited to 3k
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*/
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void appendConfigData()
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{
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oappend(SET_F("addInfo('")); oappend(String(FPSTR(_name)).c_str()); oappend(SET_F(":great")); oappend(SET_F("',1,'<i>(this is a great config value)</i>');"));
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oappend(SET_F("addInfo('")); oappend(String(FPSTR(_name)).c_str()); oappend(SET_F(":testString")); oappend(SET_F("',1,'enter any string you want');"));
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oappend(SET_F("dd=addDropdown('")); oappend(String(FPSTR(_name)).c_str()); oappend(SET_F("','testInt');"));
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oappend(SET_F("addOption(dd,'Nothing',0);"));
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oappend(SET_F("addOption(dd,'Everything',42);"));
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}
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/*
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* handleOverlayDraw() is called just before every show() (LED strip update frame) after effects have set the colors.
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* Use this to blank out some LEDs or set them to a different color regardless of the set effect mode.
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@ -218,7 +305,72 @@ class MyExampleUsermod : public Usermod {
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//strip.setPixelColor(0, RGBW32(0,0,0,0)) // set the first pixel to black
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}
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/**
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* handleButton() can be used to override default button behaviour. Returning true
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* will prevent button working in a default way.
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* Replicating button.cpp
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*/
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bool handleButton(uint8_t b) {
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yield();
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// ignore certain button types as they may have other consequences
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if (!enabled
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|| buttonType[b] == BTN_TYPE_NONE
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|| buttonType[b] == BTN_TYPE_RESERVED
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|| buttonType[b] == BTN_TYPE_PIR_SENSOR
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|| buttonType[b] == BTN_TYPE_ANALOG
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|| buttonType[b] == BTN_TYPE_ANALOG_INVERTED) {
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return false;
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}
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bool handled = false;
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// do your button handling here
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return handled;
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}
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#ifndef WLED_DISABLE_MQTT
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/**
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* handling of MQTT message
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* topic only contains stripped topic (part after /wled/MAC)
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*/
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bool onMqttMessage(char* topic, char* payload) {
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// check if we received a command
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//if (strlen(topic) == 8 && strncmp_P(topic, PSTR("/command"), 8) == 0) {
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// String action = payload;
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// if (action == "on") {
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// enabled = true;
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// return true;
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// } else if (action == "off") {
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// enabled = false;
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// return true;
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// } else if (action == "toggle") {
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// enabled = !enabled;
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// return true;
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// }
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//}
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return false;
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}
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/**
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* onMqttConnect() is called when MQTT connection is established
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*/
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void onMqttConnect(bool sessionPresent) {
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// do any MQTT related initialisation here
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//publishMqtt("I am alive!");
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}
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#endif
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/**
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* onStateChanged() is used to detect WLED state change
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* @mode parameter is CALL_MODE_... parameter used for notifications
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*/
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void onStateChange(uint8_t mode) {
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// do something if WLED state changed (color, brightness, effect, preset, etc)
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}
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/*
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* getId() allows you to optionally give your V2 usermod an unique ID (please define it in const.h!).
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* This could be used in the future for the system to determine whether your usermod is installed.
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@ -230,4 +382,25 @@ class MyExampleUsermod : public Usermod {
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//More methods can be added in the future, this example will then be extended.
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//Your usermod will remain compatible as it does not need to implement all methods from the Usermod base class!
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};
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};
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// add more strings here to reduce flash memory usage
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const char MyExampleUsermod::_name[] PROGMEM = "ExampleUsermod";
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const char MyExampleUsermod::_enabled[] PROGMEM = "enabled";
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// implementation of non-inline member methods
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void MyExampleUsermod::publishMqtt(const char* state, bool retain)
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{
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#ifndef WLED_DISABLE_MQTT
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//Check if MQTT Connected, otherwise it will crash the 8266
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if (WLED_MQTT_CONNECTED) {
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char subuf[64];
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strcpy(subuf, mqttDeviceTopic);
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strcat_P(subuf, PSTR("/example"));
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mqtt->publish(subuf, 0, retain, state);
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}
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#endif
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}
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@ -370,6 +370,17 @@ public:
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sensor[F("motion")] = sensorPinState || offTimerStart>0 ? true : false;
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}
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/**
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* onStateChanged() is used to detect WLED state change
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*/
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void onStateChange(uint8_t mode) {
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if (PIRtriggered) {
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DEBUG_PRINTLN(F("PIR canceled."));
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offTimerStart = 0;
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PIRtriggered = false;
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}
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}
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/**
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* addToJsonState() can be used to add custom entries to the /json/state part of the JSON API (state object).
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* Values in the state object may be modified by connected clients
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@ -264,19 +264,20 @@ class Usermod {
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virtual ~Usermod() { if (um_data) delete um_data; }
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virtual void setup() = 0; // pure virtual, has to be overriden
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virtual void loop() = 0; // pure virtual, has to be overriden
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virtual void handleOverlayDraw() {}
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virtual bool handleButton(uint8_t b) { return false; }
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virtual bool getUMData(um_data_t **data) { if (data) *data = nullptr; return false; };
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virtual void connected() {}
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virtual void appendConfigData() {}
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virtual void addToJsonState(JsonObject& obj) {}
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virtual void addToJsonInfo(JsonObject& obj) {}
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virtual void readFromJsonState(JsonObject& obj) {}
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virtual void addToConfig(JsonObject& obj) {}
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virtual void handleOverlayDraw() {} // called after all effects have been processed, just before strip.show()
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virtual bool handleButton(uint8_t b) { return false; } // button overrides are possible here
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virtual bool getUMData(um_data_t **data) { if (data) *data = nullptr; return false; }; // usermod data exchange [see examples for audio effects]
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virtual void connected() {} // called when WiFi is (re)connected
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virtual void appendConfigData() {} // helper function called from usermod settings page to add metadata for entry fields
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virtual void addToJsonState(JsonObject& obj) {} // add JSON objects for WLED state
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virtual void addToJsonInfo(JsonObject& obj) {} // add JSON objects for UI Info page
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virtual void readFromJsonState(JsonObject& obj) {} // process JSON messages received from web server
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virtual void addToConfig(JsonObject& obj) {} // add JSON entries that go to cfg.json
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virtual bool readFromConfig(JsonObject& obj) { return true; } // Note as of 2021-06 readFromConfig() now needs to return a bool, see usermod_v2_example.h
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virtual void onMqttConnect(bool sessionPresent) {}
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virtual bool onMqttMessage(char* topic, char* payload) { return false; }
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virtual void onUpdateBegin(bool) {}
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virtual void onMqttConnect(bool sessionPresent) {} // fired when MQTT connection is established (so usermod can subscribe)
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virtual bool onMqttMessage(char* topic, char* payload) { return false; } // fired upon MQTT message received (wled topic)
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virtual void onUpdateBegin(bool) {} // fired prior to and after unsuccessful firmware update
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virtual void onStateChange(uint8_t mode) {} // fired upon WLED state change
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virtual uint16_t getId() {return USERMOD_ID_UNSPECIFIED;}
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};
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@ -301,6 +302,7 @@ class UsermodManager {
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void onMqttConnect(bool sessionPresent);
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bool onMqttMessage(char* topic, char* payload);
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void onUpdateBegin(bool);
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void onStateChange(uint8_t);
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bool add(Usermod* um);
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Usermod* lookup(uint16_t mod_id);
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byte getModCount() {return numMods;};
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@ -129,6 +129,9 @@ void stateUpdated(byte callMode) {
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//deactivate nightlight if target brightness is reached
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if (bri == nightlightTargetBri && callMode != CALL_MODE_NO_NOTIFY && nightlightMode != NL_MODE_SUN) nightlightActive = false;
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// notify usermods of state change
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usermods.onStateChange(callMode);
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if (fadeTransition) {
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//set correct delay if not using notification delay
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if (callMode != CALL_MODE_NOTIFICATION && !jsonTransitionOnce) transitionDelayTemp = transitionDelay; // load actual transition duration
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@ -40,6 +40,7 @@ bool UsermodManager::onMqttMessage(char* topic, char* payload) {
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return false;
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}
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void UsermodManager::onUpdateBegin(bool init) { for (byte i = 0; i < numMods; i++) ums[i]->onUpdateBegin(init); } // notify usermods that update is to begin
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void UsermodManager::onStateChange(uint8_t mode) { for (byte i = 0; i < numMods; i++) ums[i]->onStateChange(mode); } // notify usermods that WLED state changed
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/*
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* Enables usermods to lookup another Usermod.
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@ -8,7 +8,7 @@
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*/
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// version code in format yymmddb (b = daily build)
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#define VERSION 2301290
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#define VERSION 2302050
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//uncomment this if you have a "my_config.h" file you'd like to use
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//#define WLED_USE_MY_CONFIG
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