/*
|
|
|
|
ALEXA MODULE
|
|
|
|
Copyright (C) 2016-2019 by Xose Pérez <xose dot perez at gmail dot com>
|
|
|
|
*/
|
|
|
|
#include "alexa.h"
|
|
|
|
#if ALEXA_SUPPORT
|
|
|
|
#include <queue>
|
|
|
|
#include "api.h"
|
|
#include "light.h"
|
|
#include "mqtt.h"
|
|
#include "relay.h"
|
|
#include "rpc.h"
|
|
#include "web.h"
|
|
#include "ws.h"
|
|
|
|
#include <fauxmoESP.h>
|
|
#include <ArduinoJson.h>
|
|
|
|
namespace {
|
|
|
|
struct AlexaEvent {
|
|
AlexaEvent() = delete;
|
|
AlexaEvent(unsigned char id, bool state, unsigned char value) :
|
|
_id(id),
|
|
_state(state),
|
|
_value(value)
|
|
{}
|
|
|
|
unsigned char id() const {
|
|
return _id;
|
|
}
|
|
|
|
unsigned char value() const {
|
|
return _value;
|
|
}
|
|
|
|
bool state() const {
|
|
return _state;
|
|
}
|
|
|
|
private:
|
|
unsigned char _id;
|
|
bool _state;
|
|
unsigned char _value;
|
|
};
|
|
|
|
std::queue<AlexaEvent> _alexa_events;
|
|
|
|
fauxmoESP _alexa;
|
|
|
|
} // namespace
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// ALEXA
|
|
// -----------------------------------------------------------------------------
|
|
|
|
bool _alexaWebSocketOnKeyCheck(const char * key, JsonVariant& value) {
|
|
return (strncmp(key, "alexa", 5) == 0);
|
|
}
|
|
|
|
void _alexaWebSocketOnConnected(JsonObject& root) {
|
|
root["alexaEnabled"] = alexaEnabled();
|
|
root["alexaName"] = getSetting("alexaName");
|
|
}
|
|
|
|
void _alexaConfigure() {
|
|
_alexa.enable(wifiConnected() && alexaEnabled());
|
|
}
|
|
|
|
#if WEB_SUPPORT
|
|
bool _alexaBodyCallback(AsyncWebServerRequest *request, uint8_t *data, size_t len, size_t index, size_t total) {
|
|
return _alexa.process(request->client(), request->method() == HTTP_GET, request->url(), String((char *)data));
|
|
}
|
|
|
|
bool _alexaRequestCallback(AsyncWebServerRequest *request) {
|
|
String body = (request->hasParam("body", true)) ? request->getParam("body", true)->value() : String();
|
|
return _alexa.process(request->client(), request->method() == HTTP_GET, request->url(), body);
|
|
}
|
|
#endif
|
|
|
|
#if LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
|
|
|
|
void _alexaUpdateLights() {
|
|
_alexa.setState(static_cast<unsigned char>(0u), lightState(), lightState() ? 255u : 0u);
|
|
|
|
auto channels = lightChannels();
|
|
for (decltype(channels) channel = 0; channel < channels; ++channel) {
|
|
auto value = lightChannel(channel);
|
|
_alexa.setState(channel + 1, value > 0, value);
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
#if RELAY_SUPPORT
|
|
|
|
void _alexaUpdateRelay(size_t id, bool status) {
|
|
_alexa.setState(id, status, status ? 255 : 0);
|
|
}
|
|
|
|
#endif
|
|
// -----------------------------------------------------------------------------
|
|
|
|
bool alexaEnabled() {
|
|
return getSetting("alexaEnabled", 1 == ALEXA_ENABLED);
|
|
}
|
|
|
|
void alexaLoop() {
|
|
|
|
_alexa.handle();
|
|
|
|
while (!_alexa_events.empty()) {
|
|
auto& event = _alexa_events.front();
|
|
DEBUG_MSG_P(PSTR("[ALEXA] Device #%hhu state=#%s value=%hhu\n"),
|
|
event.id(), event.state() ? 't' : 'f', event.value());
|
|
|
|
#if LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
|
|
if (0 == event.id()) {
|
|
lightState(event.state());
|
|
} else {
|
|
lightState(event.id() - 1, event.state());
|
|
lightChannel(event.id() - 1, event.value());
|
|
lightUpdate();
|
|
}
|
|
#else
|
|
relayStatus(event.id(), event.state());
|
|
#endif
|
|
|
|
_alexa_events.pop();
|
|
}
|
|
|
|
}
|
|
|
|
constexpr bool _alexaCreateServer() {
|
|
return !WEB_SUPPORT;
|
|
}
|
|
|
|
constexpr const char* _alexaHostname() {
|
|
return ALEXA_HOSTNAME;
|
|
}
|
|
|
|
|
|
void _alexaSettingsMigrate(int version) {
|
|
if (version && (version < 3)) {
|
|
moveSetting("fauxmoEnabled", "alexaEnabled");
|
|
}
|
|
}
|
|
|
|
void alexaSetup() {
|
|
// Backwards compatibility
|
|
_alexaSettingsMigrate(migrateVersion());
|
|
|
|
// Basic fauxmoESP configuration
|
|
_alexa.createServer(_alexaCreateServer());
|
|
_alexa.setPort(80);
|
|
|
|
// Use custom alexa hostname if defined, device hostname otherwise
|
|
String hostname = getSetting("alexaName", _alexaHostname());
|
|
if (!hostname.length()) {
|
|
hostname = getSetting("hostname", getIdentifier());
|
|
}
|
|
|
|
auto deviceName = [&](size_t index) {
|
|
auto name = hostname;
|
|
name += ' ';
|
|
name += index;
|
|
return name;
|
|
};
|
|
|
|
#if LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
|
|
// 1st is the global state, the rest are mapped to channel values
|
|
_alexa.addDevice(hostname.c_str());
|
|
for (size_t channel = 1; channel <= lightChannels(); ++channel) {
|
|
_alexa.addDevice(deviceName(channel).c_str());
|
|
}
|
|
|
|
// Relays are mapped 1-to-1
|
|
#elif RELAY_SUPPORT
|
|
auto relays = relayCount();
|
|
if (relays > 1) {
|
|
for (decltype(relays) id = 1; id <= relays; ++id) {
|
|
_alexa.addDevice(deviceName(id).c_str());
|
|
}
|
|
} else {
|
|
_alexa.addDevice(hostname.c_str());
|
|
}
|
|
|
|
#endif
|
|
|
|
// Load & cache settings
|
|
_alexaConfigure();
|
|
|
|
// Websockets
|
|
#if WEB_SUPPORT
|
|
webBodyRegister(_alexaBodyCallback);
|
|
webRequestRegister(_alexaRequestCallback);
|
|
wsRegister()
|
|
.onVisible([](JsonObject& root) { root["alexaVisible"] = 1; })
|
|
.onConnected(_alexaWebSocketOnConnected)
|
|
.onKeyCheck(_alexaWebSocketOnKeyCheck);
|
|
#endif
|
|
|
|
// Register wifi callback
|
|
wifiRegister([](wifi::Event event) {
|
|
if ((event == wifi::Event::StationConnected)
|
|
|| (event == wifi::Event::StationDisconnected)) {
|
|
_alexaConfigure();
|
|
}
|
|
});
|
|
|
|
// Callback
|
|
_alexa.onSetState([&](unsigned char device_id, const char*, bool state, unsigned char value) {
|
|
_alexa_events.emplace(device_id, state, value);
|
|
});
|
|
|
|
// Register main callbacks
|
|
#if LIGHT_PROVIDER != LIGHT_PROVIDER_NONE
|
|
lightSetReportListener(_alexaUpdateLights);
|
|
#else
|
|
relaySetStatusChange(_alexaUpdateRelay);
|
|
#endif
|
|
|
|
espurnaRegisterReload(_alexaConfigure);
|
|
espurnaRegisterLoop(alexaLoop);
|
|
|
|
}
|
|
|
|
#endif
|