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115 lines
2.8 KiB
115 lines
2.8 KiB
7 years ago
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/*
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* web_interface.cpp
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*
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* Created on: Aug 6, 2017
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* Author: Elmar
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*/
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#include "web_interface.h"
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#include <SmingCore/SmingCore.h>
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//TODO remove this
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#include "ads101x.h"
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namespace rijnfel {
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cWebInterface *cWebInterface::s_instance = 0;
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static void onIndex(HttpRequest &request, HttpResponse &response) {
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cWebInterface::GetInstance()->OnIndex(request, response);
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}
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static void onRefresh(HttpRequest &request, HttpResponse &response) {
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cWebInterface::GetInstance()->OnRefresh(request, response);
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}
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cWebInterface::cWebInterface() :
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m_serverStarted(false) {
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for (int i = 0; i < 4; i++) {
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m_adc_value[i] = 0;
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}
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// TODO Auto-generated constructor stub
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}
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void onFile(HttpRequest &request, HttpResponse &response) {
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String file = request.getPath();
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if (file[0] == '/')
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file = file.substring(1);
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if (file[0] == '.')
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response.forbidden();
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else {
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response.setCache(86400, true); // It's important to use cache for better performance.
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response.sendFile(file);
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}
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}
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void cWebInterface::Start() {
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if (m_serverStarted)
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return;
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server.addPath("/", onIndex);
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server.addPath("/state", onRefresh);
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server.setDefaultHandler(onFile);
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server.listen(80);
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}
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void cWebInterface::Stop() {
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if (!m_serverStarted)
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return;
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m_serverStarted = false;
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}
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void cWebInterface::OnIndex(HttpRequest &request, HttpResponse &response) {
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response.setCache(86400, true); // It's important to use cache for better performance.
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response.sendFile("index.html");
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}
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void cWebInterface::OnRefresh(HttpRequest &request, HttpResponse &response) {
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JsonObjectStream* stream = new JsonObjectStream();
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JsonObject& json = stream->getRoot();
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json["adc_0"] = m_adc_value[0];
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json["adc_1"] = m_adc_value[1];
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json["adc_2"] = m_adc_value[2];
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json["adc_3"] = m_adc_value[3];
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response.sendJsonObject(stream);
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}
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void cWebInterface::UpdateAdc(cADC<ads::ads_sample_t, int32_t> & adc,
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cDoubleBuffer<ads::ads_sample_t>& adcBuffer) {
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ads::ads_sample_t * buf = &adcBuffer.GetReadyBuffer()[0];
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if (buf != NULL) {
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ads::ads_sample_t averageSample;
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averageSample.gain = buf->gain;
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averageSample.mux = buf->mux;
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int64_t average = 0;
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int size = adcBuffer.GetSize();
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for (int i = 0; i < size; i++) {
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average += buf[i].rawSample;
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}
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if (size != 0) {
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average /= size;
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}
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averageSample.rawSample = static_cast<int16_t>(average);
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int pos = averageSample.mux - ads::eInputMux::AIN_0;
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m_adc_value[pos] = adc.ConvertSample(averageSample);
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Serial.printf("Current mux: %d pos: %d \n\r", averageSample.mux, pos);
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Serial.printf("%d %d %d %d\n\r", m_adc_value[0], m_adc_value[1],
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m_adc_value[2], m_adc_value[3]);
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}
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}
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void cWebInterface::UpdateTemp(cDoubleBuffer<uint32_t>& adcBuffer) {
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}
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cWebInterface::~cWebInterface() {
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// TODO Auto-generated destructor stub
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}
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} /* namespace rijnfel */
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