OpenDTU-old/src/WebApi_ws_live.cpp
2022-06-17 13:29:21 +02:00

88 lines
3.1 KiB
C++

#include "WebApi_ws_live.h"
#include "AsyncJson.h"
#include "Configuration.h"
void WebApiWsLiveClass::init(AsyncWebSocket* ws)
{
_ws = ws;
}
void WebApiWsLiveClass::loop()
{
// do nothing if no WS client is connected
if (_ws->count() == 0) {
return;
}
if (millis() - _lastInvUpdateCheck < 1000) {
return;
}
_lastInvUpdateCheck = millis();
uint32_t maxTimeStamp = 0;
for (uint8_t i = 0; i < Hoymiles.getNumInverters(); i++) {
auto inv = Hoymiles.getInverterByPos(i);
if (inv->getLastStatsUpdate() > maxTimeStamp) {
maxTimeStamp = inv->getLastStatsUpdate();
}
}
// Update on every inverter change or at least after 10 seconds
if (millis() - _lastWsPublish > (10 * 1000) || (maxTimeStamp != _newestInverterTimestamp)) {
DynamicJsonDocument root(40960);
// Loop all inverters
for (uint8_t i = 0; i < Hoymiles.getNumInverters(); i++) {
auto inv = Hoymiles.getInverterByPos(i);
char buffer[sizeof(uint64_t) * 8 + 1];
sprintf(buffer, "%0lx%08lx",
((uint32_t)((inv->serial() >> 32) & 0xFFFFFFFF)),
((uint32_t)(inv->serial() & 0xFFFFFFFF)));
root[i]["serial"] = String(buffer);
root[i]["name"] = inv->name();
root[i]["data_age"] = (millis() - inv->getLastStatsUpdate()) / 1000;
root[i]["age_critical"] = ((millis() - inv->getLastStatsUpdate()) / 1000) > Configuration.get().Dtu_PollInterval * 5;
// Loop all channels
for (uint8_t c = 0; c <= inv->getChannelCount(); c++) {
addField(root, i, inv, c, FLD_UDC);
addField(root, i, inv, c, FLD_IDC);
addField(root, i, inv, c, FLD_PDC);
addField(root, i, inv, c, FLD_YD);
addField(root, i, inv, c, FLD_YT);
addField(root, i, inv, c, FLD_UAC);
addField(root, i, inv, c, FLD_IAC);
addField(root, i, inv, c, FLD_PAC);
addField(root, i, inv, c, FLD_F);
addField(root, i, inv, c, FLD_T);
addField(root, i, inv, c, FLD_PCT);
addField(root, i, inv, c, FLD_EFF);
addField(root, i, inv, c, FLD_IRR);
}
if (inv->getLastStatsUpdate() > _newestInverterTimestamp) {
_newestInverterTimestamp = inv->getLastStatsUpdate();
}
}
size_t len = measureJson(root);
AsyncWebSocketMessageBuffer* buffer = _ws->makeBuffer(len); // creates a buffer (len + 1) for you.
if (buffer) {
serializeJson(root, (char*)buffer->get(), len + 1);
_ws->textAll(buffer);
}
_lastWsPublish = millis();
}
}
void WebApiWsLiveClass::addField(JsonDocument& root, uint8_t idx, std::shared_ptr<InverterAbstract> inv, uint8_t channel, uint8_t fieldId)
{
if (inv->hasValue(channel, fieldId)) {
root[idx][String(channel)][inv->getName(channel, fieldId)]["v"] = inv->getValue(channel, fieldId);
root[idx][String(channel)][inv->getName(channel, fieldId)]["u"] = inv->getUnit(channel, fieldId);
}
}