OpenDTU/src/WebApi_power.cpp
2022-10-04 23:33:09 +02:00

121 lines
3.5 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2022 Thomas Basler and others
*/
#include "WebApi_power.h"
#include "ArduinoJson.h"
#include "AsyncJson.h"
#include "Hoymiles.h"
void WebApiPowerClass::init(AsyncWebServer* server)
{
using std::placeholders::_1;
_server = server;
_server->on("/api/power/status", HTTP_GET, std::bind(&WebApiPowerClass::onPowerStatus, this, _1));
_server->on("/api/power/config", HTTP_POST, std::bind(&WebApiPowerClass::onPowerPost, this, _1));
}
void WebApiPowerClass::loop()
{
}
void WebApiPowerClass::onPowerStatus(AsyncWebServerRequest* request)
{
AsyncJsonResponse* response = new AsyncJsonResponse();
JsonObject root = response->getRoot();
for (uint8_t i = 0; i < Hoymiles.getNumInverters(); i++) {
auto inv = Hoymiles.getInverterByPos(i);
// Inverter Serial is read as HEX
char buffer[sizeof(uint64_t) * 8 + 1];
snprintf(buffer, sizeof(buffer), "%0x%08x",
((uint32_t)((inv->serial() >> 32) & 0xFFFFFFFF)),
((uint32_t)(inv->serial() & 0xFFFFFFFF)));
LastCommandSuccess status = inv->PowerCommand()->getLastPowerCommandSuccess();
String limitStatus = "Unknown";
if (status == LastCommandSuccess::CMD_OK) {
limitStatus = "Ok";
}
else if (status == LastCommandSuccess::CMD_NOK) {
limitStatus = "Failure";
}
else if (status == LastCommandSuccess::CMD_PENDING) {
limitStatus = "Pending";
}
root[buffer]["power_set_status"] = limitStatus;
}
response->setLength();
request->send(response);
}
void WebApiPowerClass::onPowerPost(AsyncWebServerRequest* request)
{
AsyncJsonResponse* response = new AsyncJsonResponse();
JsonObject retMsg = response->getRoot();
retMsg[F("type")] = F("warning");
if (!request->hasParam("data", true)) {
retMsg[F("message")] = F("No values found!");
response->setLength();
request->send(response);
return;
}
String json = request->getParam("data", true)->value();
if (json.length() > 1024) {
retMsg[F("message")] = F("Data too large!");
response->setLength();
request->send(response);
return;
}
DynamicJsonDocument root(1024);
DeserializationError error = deserializeJson(root, json);
if (error) {
retMsg[F("message")] = F("Failed to parse data!");
response->setLength();
request->send(response);
return;
}
if (!(root.containsKey("serial")
&& root.containsKey("power"))) {
retMsg[F("message")] = F("Values are missing!");
response->setLength();
request->send(response);
return;
}
if (root[F("serial")].as<uint64_t>() == 0) {
retMsg[F("message")] = F("Serial must be a number > 0!");
response->setLength();
request->send(response);
return;
}
uint64_t serial = strtoll(root[F("serial")].as<String>().c_str(), NULL, 16);
uint16_t power = root[F("power")].as<bool>();
auto inv = Hoymiles.getInverterBySerial(serial);
if (inv == nullptr) {
retMsg[F("message")] = F("Invalid inverter specified!");
response->setLength();
request->send(response);
return;
}
inv->sendPowerControlRequest(Hoymiles.getRadio(), power);
retMsg[F("type")] = F("success");
retMsg[F("message")] = F("Settings saved!");
response->setLength();
request->send(response);
}