forked from airgradienthq/arduino
208 lines
7.3 KiB
C++
208 lines
7.3 KiB
C++
#include "LocalServer.h"
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LocalServer::LocalServer(Stream &log, OpenMetrics &openMetrics,
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Measurements &measure, Configuration &config,
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WifiConnector &wifiConnector)
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: PrintLog(log, "LocalServer"), openMetrics(openMetrics), measure(measure),
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config(config), wifiConnector(wifiConnector) {}
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LocalServer::~LocalServer() {}
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bool LocalServer::begin(void) {
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server.on("/measures/current", HTTP_GET, [this]() { _GET_measure(); });
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server.on(openMetrics.getApi(), HTTP_GET, [this]() { _GET_metrics(); });
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server.on("/config", HTTP_GET, [this]() { _GET_config(); });
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server.on("/config", HTTP_PUT, [this]() { _PUT_config(); });
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server.on("/dashboard", HTTP_GET, [this]() { _GET_dashboard(); });
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server.on("/storage/download", HTTP_GET, [this]() { _GET_storage(); });
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server.on("/storage/reset", HTTP_POST, [this]() { _POST_storage(); });
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server.on("/timestamp", HTTP_POST, [this]() { _POST_time(); });
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server.begin();
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if (xTaskCreate(
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[](void *param) {
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LocalServer *localServer = (LocalServer *)param;
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for (;;) {
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localServer->_handle();
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}
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},
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"webserver", 1024 * 4, this, 5, NULL) != pdTRUE) {
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Serial.println("Create task handle webserver failed");
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}
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logInfo("Init: " + getHostname() + ".local");
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return true;
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}
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void LocalServer::setAirGraident(AirGradient *ag) { this->ag = ag; }
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String LocalServer::getHostname(void) {
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return "airgradient_" + ag->deviceId();
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}
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void LocalServer::_handle(void) { server.handleClient(); }
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void LocalServer::_GET_config(void) {
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if(ag->isOne()) {
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server.send(200, "application/json", config.toString());
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} else {
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server.send(200, "application/json", config.toString(fwMode));
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}
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}
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void LocalServer::_PUT_config(void) {
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String data = server.arg(0);
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String response = "";
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int statusCode = 400; // Status code for data invalid
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if (config.parse(data, true)) {
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statusCode = 200;
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response = "Success";
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} else {
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response = config.getFailedMesage();
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}
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server.send(statusCode, "text/plain", response);
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}
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void LocalServer::_GET_metrics(void) {
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server.send(200, openMetrics.getApiContentType(), openMetrics.getPayload());
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}
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void LocalServer::_GET_measure(void) {
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String toSend = measure.toString(true, fwMode, wifiConnector.RSSI(), *ag, config);
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server.send(200, "application/json", toSend);
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}
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void LocalServer::_GET_dashboard(void) {
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String timestamp = ag->getCurrentTime();
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server.send(200, "text/html", htmlDashboard(timestamp));
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}
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void LocalServer::_GET_storage(void) {
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char *data = measure.getLocalStorage();
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if (data != nullptr) {
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String filename =
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"measurements-" + ag->deviceId().substring(8) + ".csv"; // measurements-fdsa.csv
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server.sendHeader("Content-Disposition", "attachment; filename=\"" + filename + "\"");
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server.send(200, "text/plain", data);
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free(data);
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} else {
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server.send(204, "text/plain", "No data");
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}
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}
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void LocalServer::_POST_storage(void) {
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if (!measure.resetLocalStorage()) {
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server.send(500, "text/plain", "Failed reset local storage, unknown error");
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return;
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}
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server.send(200, "text/plain", "Success reset storage");
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}
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void LocalServer::_POST_time(void) {
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String epochTime = server.arg(0);
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Serial.printf("Received epoch: %s \n", epochTime.c_str());
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if (epochTime.isEmpty()) {
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server.send(400, "text/plain", "Time query not provided");
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return;
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}
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long _epochTime = epochTime.toInt();
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if (_epochTime == 0) {
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server.send(400, "text/plain", "Time format is not in epoch time");
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return;
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}
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ag->setCurrentTime(_epochTime);
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server.send(200, "text/plain", "Success set new time");
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}
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void LocalServer::setFwMode(AgFirmwareMode fwMode) { this->fwMode = fwMode; }
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String LocalServer::htmlDashboard(String timestamp) {
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String page = "";
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page += "<!DOCTYPE html>";
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page += "<html lang=\"en\">";
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page += "<head>";
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page += " <meta charset=\"UTF-8\">";
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page += " <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">";
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page += " <title>AirGradient Local Storage Mode</title>";
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page += " <style>";
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page += " body {";
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page += " font-family: Arial, sans-serif;";
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page += " display: flex;";
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page += " flex-direction: column;";
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page += " align-items: center;";
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page += " margin-top: 50px;";
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page += " }";
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page += "";
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page += " button {";
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page += " display: block;";
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page += " margin: 10px 0;";
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page += " padding: 10px 20px;";
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page += " font-size: 16px;";
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page += " cursor: pointer;";
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page += " }";
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page += " .datetime-container {";
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page += " display: flex;";
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page += " align-items: center;";
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page += " margin: 10px 0;";
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page += " }";
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page += " .datetime-container input[type=\"datetime-local\"] {";
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page += " margin-left: 10px;";
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page += " padding: 5px;";
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page += " font-size: 14px;";
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page += " }";
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page += " button.reset-button {";
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page += " background-color: red;";
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page += " color: white;";
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page += " border: none;";
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page += " padding: 10px 20px;";
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page += " font-size: 16px;";
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page += " cursor: pointer;";
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page += " }";
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page += " .spacer {";
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page += " height: 50px;";
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page += " }";
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page += " </style>";
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page += "</head>";
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page += "<body>";
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page += " <h1>";
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page += timestamp;
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page += " </h1>";
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page += " <form action=\"/storage/download\" method=\"GET\">";
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page += " <button type=\"submit\">Download Measurements</button>";
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page += " </form>";
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page += " <form id=\"timestampForm\" method=\"POST\" action=\"/timestamp\">";
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page += " <input type=\"datetime-local\" id=\"timestampInput\" required>";
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page += " <button type=\"submit\">Set Timestamp</button>";
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page += " <input type=\"hidden\" name=\"timestamp\" id=\"epochInput\">";
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page += " </form>";
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page += " <div class=\"spacer\"></div>";
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page += " <form action=\"/storage/reset\" method=\"POST\"";
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page += " onsubmit=\"return confirm('Are you sure you want to reset the measurements? "
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"This action will permanently delete the existing measurement files!');\">";
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page += " <button class=\"reset-button\" type=\"submit\">Reset Measurements</button>";
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page += " </form>";
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page += "</body>";
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page += "<script>";
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page += " document.querySelector('#timestampForm').onsubmit = function (event) {";
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page += " const datetimeInput = document.querySelector('#timestampInput').value;";
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page += " const localDate = new Date(datetimeInput);";
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page += " const epochTimeUTC = Math.floor(Date.UTC(";
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page += " localDate.getFullYear(),";
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page += " localDate.getMonth(),";
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page += " localDate.getDate(),";
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page += " localDate.getHours(),";
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page += " localDate.getMinutes()";
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page += " ) / 1000);";
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page += " document.querySelector('#epochInput').value = epochTimeUTC;";
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page += " return true;";
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page += " };";
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page += "</script>";
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page += "</html>";
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return page;
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} |