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OpenDTU-old/src/WebApi_Huawei.cpp

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2022-2024 Thomas Basler and others
*/
#include "WebApi_Huawei.h"
#include "Huawei_can.h"
#include "Configuration.h"
#include "MessageOutput.h"
#include "PinMapping.h"
#include "WebApi.h"
#include "WebApi_errors.h"
#include <AsyncJson.h>
#include <Hoymiles.h>
void WebApiHuaweiClass::init(AsyncWebServer& server, Scheduler& scheduler)
{
using std::placeholders::_1;
_server = &server;
_server->on("/api/huawei/status", HTTP_GET, std::bind(&WebApiHuaweiClass::onStatus, this, _1));
_server->on("/api/huawei/config", HTTP_GET, std::bind(&WebApiHuaweiClass::onAdminGet, this, _1));
_server->on("/api/huawei/config", HTTP_POST, std::bind(&WebApiHuaweiClass::onAdminPost, this, _1));
_server->on("/api/huawei/limit/config", HTTP_POST, std::bind(&WebApiHuaweiClass::onPost, this, _1));
}
void WebApiHuaweiClass::getJsonData(JsonVariant& root) {
const RectifierParameters_t * rp = HuaweiCan.get();
root["data_age"] = (millis() - HuaweiCan.getLastUpdate()) / 1000;
root["input_voltage"]["v"] = rp->input_voltage;
root["input_voltage"]["u"] = "V";
root["input_current"]["v"] = rp->input_current;
root["input_current"]["u"] = "A";
root["input_power"]["v"] = rp->input_power;
root["input_power"]["u"] = "W";
root["output_voltage"]["v"] = rp->output_voltage;
root["output_voltage"]["u"] = "V";
root["output_current"]["v"] = rp->output_current;
root["output_current"]["u"] = "A";
root["max_output_current"]["v"] = rp->max_output_current;
root["max_output_current"]["u"] = "A";
root["output_power"]["v"] = rp->output_power;
root["output_power"]["u"] = "W";
root["input_temp"]["v"] = rp->input_temp;
root["input_temp"]["u"] = "°C";
root["output_temp"]["v"] = rp->output_temp;
root["output_temp"]["u"] = "°C";
root["efficiency"]["v"] = rp->efficiency * 100;
root["efficiency"]["u"] = "%";
}
void WebApiHuaweiClass::onStatus(AsyncWebServerRequest* request)
{
if (!WebApi.checkCredentialsReadonly(request)) {
return;
}
AsyncJsonResponse* response = new AsyncJsonResponse();
auto& root = response->getRoot();
getJsonData(root);
response->setLength();
request->send(response);
}
void WebApiHuaweiClass::onPost(AsyncWebServerRequest* request)
{
if (!WebApi.checkCredentials(request)) {
return;
}
AsyncJsonResponse* response = new AsyncJsonResponse();
auto& retMsg = response->getRoot();
retMsg["type"] = "warning";
if (!request->hasParam("data", true)) {
retMsg["message"] = "No values found!";
retMsg["code"] = WebApiError::GenericNoValueFound;
response->setLength();
request->send(response);
return;
}
String json = request->getParam("data", true)->value();
if (json.length() > 1024) {
retMsg["message"] = "Data too large!";
retMsg["code"] = WebApiError::GenericDataTooLarge;
response->setLength();
request->send(response);
return;
}
DynamicJsonDocument root(1024);
DeserializationError error = deserializeJson(root, json);
float value;
uint8_t online = true;
float minimal_voltage;
if (error) {
retMsg["message"] = "Failed to parse data!";
retMsg["code"] = WebApiError::GenericParseError;
response->setLength();
request->send(response);
return;
}
if (root.containsKey("online")) {
online = root["online"].as<bool>();
if (online) {
minimal_voltage = HUAWEI_MINIMAL_ONLINE_VOLTAGE;
} else {
minimal_voltage = HUAWEI_MINIMAL_OFFLINE_VOLTAGE;
}
} else {
retMsg["message"] = "Could not read info if data should be set for online/offline operation!";
retMsg["code"] = WebApiError::LimitInvalidType;
response->setLength();
request->send(response);
return;
}
if (root.containsKey("voltage_valid")) {
if (root["voltage_valid"].as<bool>()) {
if (root["voltage"].as<float>() < minimal_voltage || root["voltage"].as<float>() > 58) {
retMsg["message"] = "voltage not in range between 42 (online)/48 (offline and 58V !";
retMsg["code"] = WebApiError::LimitInvalidLimit;
retMsg["param"]["max"] = 58;
retMsg["param"]["min"] = minimal_voltage;
response->setLength();
request->send(response);
return;
} else {
value = root["voltage"].as<float>();
if (online) {
HuaweiCan.setValue(value, HUAWEI_ONLINE_VOLTAGE);
} else {
HuaweiCan.setValue(value, HUAWEI_OFFLINE_VOLTAGE);
}
}
}
}
if (root.containsKey("current_valid")) {
if (root["current_valid"].as<bool>()) {
if (root["current"].as<float>() < 0 || root["current"].as<float>() > 60) {
retMsg["message"] = "current must be in range between 0 and 60!";
retMsg["code"] = WebApiError::LimitInvalidLimit;
retMsg["param"]["max"] = 60;
retMsg["param"]["min"] = 0;
response->setLength();
request->send(response);
return;
} else {
value = root["current"].as<float>();
if (online) {
HuaweiCan.setValue(value, HUAWEI_ONLINE_CURRENT);
} else {
HuaweiCan.setValue(value, HUAWEI_OFFLINE_CURRENT);
}
}
}
}
retMsg["type"] = "success";
retMsg["message"] = "Settings saved!";
retMsg["code"] = WebApiError::GenericSuccess;
response->setLength();
request->send(response);
}
void WebApiHuaweiClass::onAdminGet(AsyncWebServerRequest* request)
{
if (!WebApi.checkCredentialsReadonly(request)) {
return;
}
AsyncJsonResponse* response = new AsyncJsonResponse();
auto& root = response->getRoot();
const CONFIG_T& config = Configuration.get();
root["enabled"] = config.Huawei.Enabled;
root["verbose_logging"] = config.Huawei.VerboseLogging;
root["can_controller_frequency"] = config.Huawei.CAN_Controller_Frequency;
root["auto_power_enabled"] = config.Huawei.Auto_Power_Enabled;
root["auto_power_batterysoc_limits_enabled"] = config.Huawei.Auto_Power_BatterySoC_Limits_Enabled;
root["emergency_charge_enabled"] = config.Huawei.Emergency_Charge_Enabled;
root["voltage_limit"] = static_cast<int>(config.Huawei.Auto_Power_Voltage_Limit * 100) / 100.0;
root["enable_voltage_limit"] = static_cast<int>(config.Huawei.Auto_Power_Enable_Voltage_Limit * 100) / 100.0;
root["lower_power_limit"] = config.Huawei.Auto_Power_Lower_Power_Limit;
root["upper_power_limit"] = config.Huawei.Auto_Power_Upper_Power_Limit;
root["stop_batterysoc_threshold"] = config.Huawei.Auto_Power_Stop_BatterySoC_Threshold;
response->setLength();
request->send(response);
}
void WebApiHuaweiClass::onAdminPost(AsyncWebServerRequest* request)
{
if (!WebApi.checkCredentials(request)) {
return;
}
AsyncJsonResponse* response = new AsyncJsonResponse();
auto& retMsg = response->getRoot();
retMsg["type"] = "warning";
if (!request->hasParam("data", true)) {
retMsg["message"] = "No values found!";
retMsg["code"] = WebApiError::GenericNoValueFound;
response->setLength();
request->send(response);
return;
}
String json = request->getParam("data", true)->value();
if (json.length() > 1024) {
retMsg["message"] = "Data too large!";
retMsg["code"] = WebApiError::GenericDataTooLarge;
response->setLength();
request->send(response);
return;
}
DynamicJsonDocument root(1024);
DeserializationError error = deserializeJson(root, json);
if (error) {
retMsg["message"] = "Failed to parse data!";
retMsg["code"] = WebApiError::GenericParseError;
response->setLength();
request->send(response);
return;
}
if (!(root.containsKey("enabled")) ||
!(root.containsKey("can_controller_frequency")) ||
!(root.containsKey("auto_power_enabled")) ||
!(root.containsKey("emergency_charge_enabled")) ||
!(root.containsKey("voltage_limit")) ||
!(root.containsKey("lower_power_limit")) ||
!(root.containsKey("upper_power_limit"))) {
retMsg["message"] = "Values are missing!";
retMsg["code"] = WebApiError::GenericValueMissing;
response->setLength();
request->send(response);
return;
}
CONFIG_T& config = Configuration.get();
config.Huawei.Enabled = root["enabled"].as<bool>();
config.Huawei.VerboseLogging = root["verbose_logging"];
config.Huawei.CAN_Controller_Frequency = root["can_controller_frequency"].as<uint32_t>();
config.Huawei.Auto_Power_Enabled = root["auto_power_enabled"].as<bool>();
config.Huawei.Auto_Power_BatterySoC_Limits_Enabled = root["auto_power_batterysoc_limits_enabled"].as<bool>();
config.Huawei.Emergency_Charge_Enabled = root["emergency_charge_enabled"].as<bool>();
config.Huawei.Auto_Power_Voltage_Limit = root["voltage_limit"].as<float>();
config.Huawei.Auto_Power_Enable_Voltage_Limit = root["enable_voltage_limit"].as<float>();
config.Huawei.Auto_Power_Lower_Power_Limit = root["lower_power_limit"].as<float>();
config.Huawei.Auto_Power_Upper_Power_Limit = root["upper_power_limit"].as<float>();
config.Huawei.Auto_Power_Stop_BatterySoC_Threshold = root["stop_batterysoc_threshold"];
WebApi.writeConfig(retMsg);
response->setLength();
request->send(response);
// TODO(schlimmchen): HuaweiCan has no real concept of the fact that the
// config might change. at least not regarding CAN parameters. until that
// changes, the ESP must restart for configuration changes to take effect.
yield();
delay(1000);
yield();
ESP.restart();
const PinMapping_t& pin = PinMapping.get();
// Properly turn this on
if (config.Huawei.Enabled) {
MessageOutput.println("Initialize Huawei AC charger interface... ");
if (PinMapping.isValidHuaweiConfig()) {
MessageOutput.printf("Huawei AC-charger miso = %d, mosi = %d, clk = %d, irq = %d, cs = %d, power_pin = %d\r\n", pin.huawei_miso, pin.huawei_mosi, pin.huawei_clk, pin.huawei_irq, pin.huawei_cs, pin.huawei_power);
HuaweiCan.updateSettings(pin.huawei_miso, pin.huawei_mosi, pin.huawei_clk, pin.huawei_irq, pin.huawei_cs, pin.huawei_power);
MessageOutput.println("done");
} else {
MessageOutput.println("Invalid pin config");
}
}
// Properly turn this off
if (!config.Huawei.Enabled) {
HuaweiCan.setValue(0, HUAWEI_ONLINE_CURRENT);
delay(500);
HuaweiCan.setMode(HUAWEI_MODE_OFF);
return;
}
if (config.Huawei.Auto_Power_Enabled) {
HuaweiCan.setMode(HUAWEI_MODE_AUTO_INT);
return;
}
HuaweiCan.setMode(HUAWEI_MODE_AUTO_EXT);
}
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