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194 lines
5.2 KiB
194 lines
5.2 KiB
/*
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RF MODULE
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Copyright (C) 2016-2018 by Xose Pérez <xose dot perez at gmail dot com>
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Module key prefix: rfb (shared with RFBridge)
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*/
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#if RF_SUPPORT
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#include <RCSwitch.h>
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RCSwitch * _rfModem;
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unsigned long _rf_learn_start = 0;
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unsigned char _rf_learn_id = 0;
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bool _rf_learn_status = true;
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bool _rf_learn_active = false;
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// -----------------------------------------------------------------------------
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// RF
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// -----------------------------------------------------------------------------
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unsigned long _rfRetrieve(unsigned char id, bool status) {
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String code = getSetting(status ? "rfbON" : "rfbOFF", id, "0");
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return strtoul(code.c_str(), 0, 16);
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}
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void _rfStore(unsigned char id, bool status, unsigned long code) {
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DEBUG_MSG_P(PSTR("[RF] Storing %d-%s => %X\n"), id, status ? "ON" : "OFF", code);
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char buffer[20];
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snprintf_P(buffer, sizeof(buffer), PSTR("%X"), code);
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setSetting(status ? "rfbON" : "rfbOFF", id, buffer);
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}
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void _rfLearn(unsigned char id, bool status) {
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_rf_learn_start = millis();
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_rf_learn_id = id;
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_rf_learn_status = status;
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_rf_learn_active = true;
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}
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void _rfForget(unsigned char id, bool status) {
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delSetting(status ? "rfbON" : "rfbOFF", id);
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// Websocket update
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#if WEB_SUPPORT
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char wsb[100];
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snprintf_P(wsb, sizeof(wsb), PSTR("{\"rfb\":[{\"id\": %d, \"status\": %d, \"data\": \"\"}]}"), id, status ? 1 : 0);
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wsSend(wsb);
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#endif
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}
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bool _rfMatch(unsigned long code, unsigned char& relayID, unsigned char& value) {
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bool found = false;
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DEBUG_MSG_P(PSTR("[RF] Trying to match code %X\n"), code);
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for (unsigned char i=0; i<relayCount(); i++) {
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unsigned long code_on = _rfRetrieve(i, true);
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unsigned long code_off = _rfRetrieve(i, false);
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if (code == code_on) {
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DEBUG_MSG_P(PSTR("[RF] Match ON code for relay %d\n"), i);
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value = 1;
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found = true;
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}
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if (code == code_off) {
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DEBUG_MSG_P(PSTR("[RF] Match OFF code for relay %d\n"), i);
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if (found) value = 2;
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found = true;
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}
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if (found) {
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relayID = i;
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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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// WEB
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// -----------------------------------------------------------------------------
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void _rfWebSocketOnSend(JsonObject& root) {
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char buffer[20];
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root["rfbVisible"] = 1;
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root["rfbCount"] = relayCount();
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JsonArray& rfb = root.createNestedArray("rfb");
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for (byte id=0; id<relayCount(); id++) {
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for (byte status=0; status<2; status++) {
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JsonObject& node = rfb.createNestedObject();
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snprintf_P(buffer, sizeof(buffer), PSTR("%X"), _rfRetrieve(id, status == 1));
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node["id"] = id;
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node["status"] = status;
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node["data"] = String(buffer);
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}
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}
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}
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void _rfWebSocketOnAction(uint32_t client_id, const char * action, JsonObject& data) {
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if (strcmp(action, "rfblearn") == 0) _rfLearn(data["id"], data["status"]);
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if (strcmp(action, "rfbforget") == 0) _rfForget(data["id"], data["status"]);
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if (strcmp(action, "rfbsend") == 0) _rfStore(data["id"], data["status"], data["data"].as<long>());
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}
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// -----------------------------------------------------------------------------
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void rfLoop() {
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if (_rfModem->available()) {
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static unsigned long last = 0;
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if (millis() - last > RF_DEBOUNCE) {
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last = millis();
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if (_rfModem->getReceivedValue() > 0) {
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unsigned long rf_code = _rfModem->getReceivedValue();
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DEBUG_MSG_P(PSTR("[RF] Received code: %X\n"), rf_code);
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if (_rf_learn_active) {
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_rf_learn_active = false;
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_rfStore(_rf_learn_id, _rf_learn_status, rf_code);
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// Websocket update
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#if WEB_SUPPORT
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char wsb[100];
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snprintf_P(
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wsb, sizeof(wsb),
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PSTR("{\"rfb\":[{\"id\": %d, \"status\": %d, \"data\": \"%X\"}]}"),
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_rf_learn_id, _rf_learn_status ? 1 : 0, rf_code);
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wsSend(wsb);
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#endif
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} else {
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unsigned char id;
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unsigned char value;
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if (_rfMatch(rf_code, id, value)) {
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if (2 == value) {
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relayToggle(id);
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} else {
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relayStatus(id, 1 == value);
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}
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}
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}
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}
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}
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_rfModem->resetAvailable();
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}
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if (_rf_learn_active && (millis() - _rf_learn_start > RF_LEARN_TIMEOUT)) {
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_rf_learn_active = false;
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}
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}
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void rfSetup() {
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_rfModem = new RCSwitch();
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_rfModem->enableReceive(RF_PIN);
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DEBUG_MSG_P(PSTR("[RF] RF receiver on GPIO %u\n"), RF_PIN);
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#if WEB_SUPPORT
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wsOnSendRegister(_rfWebSocketOnSend);
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wsOnActionRegister(_rfWebSocketOnAction);
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#endif
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// Register loop
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espurnaRegisterLoop(rfLoop);
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}
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#endif
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