Fork of the espurna firmware for `mhsw` switches
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6 years ago
  1. /*
  2. DOMOTICZ MODULE
  3. Copyright (C) 2016-2018 by Xose Pérez <xose dot perez at gmail dot com>
  4. */
  5. #if DOMOTICZ_SUPPORT
  6. #include <ArduinoJson.h>
  7. bool _dcz_enabled = false;
  8. //------------------------------------------------------------------------------
  9. // Private methods
  10. //------------------------------------------------------------------------------
  11. unsigned char _domoticzRelay(unsigned int idx) {
  12. for (unsigned char relayID=0; relayID<relayCount(); relayID++) {
  13. if (domoticzIdx(relayID) == idx) {
  14. return relayID;
  15. }
  16. }
  17. return -1;
  18. }
  19. void _domoticzMqttSubscribe(bool value) {
  20. String dczTopicOut = getSetting("dczTopicOut", DOMOTICZ_OUT_TOPIC);
  21. if (value) {
  22. mqttSubscribeRaw(dczTopicOut.c_str());
  23. } else {
  24. mqttUnsubscribeRaw(dczTopicOut.c_str());
  25. }
  26. }
  27. void _domoticzMqtt(unsigned int type, const char * topic, const char * payload) {
  28. if (!_dcz_enabled) return;
  29. String dczTopicOut = getSetting("dczTopicOut", DOMOTICZ_OUT_TOPIC);
  30. if (type == MQTT_CONNECT_EVENT) {
  31. // Subscribe to domoticz action topics
  32. mqttSubscribeRaw(dczTopicOut.c_str());
  33. // Send relays state on connection
  34. domoticzSendRelays();
  35. }
  36. if (type == MQTT_MESSAGE_EVENT) {
  37. // Check topic
  38. if (dczTopicOut.equals(topic)) {
  39. // Parse response
  40. DynamicJsonBuffer jsonBuffer;
  41. JsonObject& root = jsonBuffer.parseObject((char *) payload);
  42. if (!root.success()) {
  43. DEBUG_MSG_P(PSTR("[DOMOTICZ] Error parsing data\n"));
  44. return;
  45. }
  46. // IDX
  47. unsigned int idx = root["idx"];
  48. unsigned char relayID = _domoticzRelay(idx);
  49. if (relayID >= 0) {
  50. unsigned char value = root["nvalue"];
  51. DEBUG_MSG_P(PSTR("[DOMOTICZ] Received value %u for IDX %u\n"), value, idx);
  52. relayStatus(relayID, value == 1);
  53. }
  54. }
  55. }
  56. };
  57. #if WEB_SUPPORT
  58. bool _domoticzWebSocketOnReceive(const char * key, JsonVariant& value) {
  59. return (strncmp(key, "dcz", 3) == 0);
  60. }
  61. void _domoticzWebSocketOnSend(JsonObject& root) {
  62. root["dczVisible"] = 1;
  63. root["dczEnabled"] = getSetting("dczEnabled", DOMOTICZ_ENABLED).toInt() == 1;
  64. root["dczTopicIn"] = getSetting("dczTopicIn", DOMOTICZ_IN_TOPIC);
  65. root["dczTopicOut"] = getSetting("dczTopicOut", DOMOTICZ_OUT_TOPIC);
  66. JsonArray& relays = root.createNestedArray("dczRelays");
  67. for (unsigned char i=0; i<relayCount(); i++) {
  68. relays.add(domoticzIdx(i));
  69. }
  70. #if SENSOR_SUPPORT
  71. JsonArray& list = root.createNestedArray("dczMagnitudes");
  72. for (byte i=0; i<magnitudeCount(); i++) {
  73. JsonObject& element = list.createNestedObject();
  74. element["name"] = magnitudeName(i);
  75. element["type"] = magnitudeType(i);
  76. element["index"] = magnitudeIndex(i);
  77. element["idx"] = getSetting("dczMagnitude", i, 0).toInt();
  78. }
  79. #endif
  80. }
  81. #endif // WEB_SUPPORT
  82. void _domoticzConfigure() {
  83. bool enabled = getSetting("dczEnabled", DOMOTICZ_ENABLED).toInt() == 1;
  84. if (enabled != _dcz_enabled) _domoticzMqttSubscribe(enabled);
  85. _dcz_enabled = enabled;
  86. }
  87. //------------------------------------------------------------------------------
  88. // Public API
  89. //------------------------------------------------------------------------------
  90. template<typename T> void domoticzSend(const char * key, T nvalue, const char * svalue) {
  91. if (!_dcz_enabled) return;
  92. unsigned int idx = getSetting(key).toInt();
  93. if (idx > 0) {
  94. char payload[128];
  95. snprintf(payload, sizeof(payload), "{\"idx\": %u, \"nvalue\": %s, \"svalue\": \"%s\"}", idx, String(nvalue).c_str(), svalue);
  96. mqttSendRaw(getSetting("dczTopicIn", DOMOTICZ_IN_TOPIC).c_str(), payload);
  97. }
  98. }
  99. template<typename T> void domoticzSend(const char * key, T nvalue) {
  100. domoticzSend(key, nvalue, "");
  101. }
  102. void domoticzSendRelay(unsigned char relayID) {
  103. if (!_dcz_enabled) return;
  104. char buffer[15];
  105. snprintf_P(buffer, sizeof(buffer), PSTR("dczRelayIdx%u"), relayID);
  106. domoticzSend(buffer, relayStatus(relayID) ? "1" : "0");
  107. }
  108. void domoticzSendRelays() {
  109. for (uint8_t relayID=0; relayID < relayCount(); relayID++) {
  110. domoticzSendRelay(relayID);
  111. }
  112. }
  113. unsigned int domoticzIdx(unsigned char relayID) {
  114. char buffer[15];
  115. snprintf_P(buffer, sizeof(buffer), PSTR("dczRelayIdx%u"), relayID);
  116. return getSetting(buffer).toInt();
  117. }
  118. void domoticzSetup() {
  119. _domoticzConfigure();
  120. #if WEB_SUPPORT
  121. wsOnSendRegister(_domoticzWebSocketOnSend);
  122. wsOnReceiveRegister(_domoticzWebSocketOnReceive);
  123. #endif
  124. // Callbacks
  125. mqttRegister(_domoticzMqtt);
  126. espurnaRegisterReload(_domoticzConfigure);
  127. }
  128. bool domoticzEnabled() {
  129. return _dcz_enabled;
  130. }
  131. #endif