You've already forked TEF6686_ESP32
Added logbook function (not implemented yet)
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Sjef Verhoeven PE5PVB
@@ -8,6 +8,8 @@
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#include <TimeLib.h>
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#include <TFT_eSPI.h> // https://github.com/ohmytime/TFT_eSPI_DynamicSpeed/archive/refs/heads/master.zip (please then edit the User_Setup.h as described in the Wiki)
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#include <Hash.h> // https://github.com/bbx10/Hash_tng/archive/refs/heads/master.zip
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#include <WebServer.h>
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#include <SPIFFS.h>
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#include "src/WiFiConnect.h"
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#include "src/WiFiConnectParam.h"
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#include "src/FONT16.h"
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@@ -442,6 +444,8 @@ WiFiConnect wc;
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WiFiServer Server(7373);
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WiFiClient RemoteClient;
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WiFiUDP Udp;
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WebServer webserver(80);
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hw_timer_t *timScreensaver = NULL;
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byte screensaver_IRQ = OFF;
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@@ -636,6 +640,9 @@ void setup() {
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tft.init();
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tft.initDMA();
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webserver.on("/", handleRoot);
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webserver.on("/downloadCSV", HTTP_GET, handleDownloadCSV);
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doTheme();
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if (displayflip == 0) {
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@@ -672,6 +679,9 @@ void setup() {
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tft.setSwapBytes(true);
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tft.fillScreen(BackgroundColor);
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SPIFFS.begin();
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if (!SPIFFS.exists("/logbook.csv")) handleCreateNewLogbook();
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FrequencySprite.createSprite(200, 50);
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FrequencySprite.setTextDatum(TR_DATUM);
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FrequencySprite.setSwapBytes(true);
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@@ -918,6 +928,8 @@ void setup() {
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}
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void loop() {
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if (wifi) webserver.handleClient();
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if (hardwaremodel == PORTABLE_TOUCH_ILI9341 && touch_detect) {
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if (tft.getTouchRawZ() > 100) { // Check if the touch is active
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uint16_t x, y;
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@@ -5298,3 +5310,278 @@ void toggleiMSEQ() {
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}
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}
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}
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void handleRoot() {
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// Attempt to open the CSV file stored in SPIFFS (File System)
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fs::File file = SPIFFS.open("/logbook.csv", "r");
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if (!file) {
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// If the file could not be opened, send an error message to the browser
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webserver.send(500, "text/plain", "Failed to open logbook");
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return; // Exit the function if the file cannot be opened
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}
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// Start building the HTML page to send to the browser
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String html = "<!DOCTYPE html><html lang=\"en\"><head>";
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html += "<meta charset=\"UTF-8\">";
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html += "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">";
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// Add CSS styling for a modern, dark-themed look
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html += "<style>";
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html += "body {background-color: #1a1a1a; color: white; font-family: 'Arial', sans-serif; margin: 0; padding: 0;}";
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html += "h1 {text-align: center; color: #ffffff; margin-top: 20px; font-size: 32px;}"; // Change the color to white
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html += "img {display: block; margin: 0 auto; max-width: 100%; height: auto; padding-top: 20px;}";
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html += "table {width: 90%; margin: 0 auto; border-collapse: collapse; border-radius: 8px; overflow: hidden;}";
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html += "th {background-color: #333; color: white; padding: 12px; text-align: left; font-size: 18px;}"; // Keep header text color white
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html += "td {background-color: #2a2a2a; color: white; padding: 10px; text-align: left; font-size: 16px;}";
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html += "tr:nth-child(even) {background-color: #252525;}";
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html += "tr:hover {background-color: #444; cursor: pointer;}";
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html += "button {background-color: #ffcc00; color: black; border: none; padding: 12px 20px; font-size: 18px; cursor: pointer; border-radius: 5px; display: block; margin: 20px auto;}";
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html += "button:hover {background-color: #ff9900;}";
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html += "@media (max-width: 768px) { table {width: 100%;} th, td {font-size: 14px; padding: 8px;} }";
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html += ".go-to-bottom {position: fixed; bottom: 30px; right: 30px; background-color: #ffcc00; color: black; border: none; padding: 12px 20px; font-size: 18px; cursor: pointer; border-radius: 5px; z-index: 100;}"; // Position the button at the bottom-right corner
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html += "</style>";
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html += "</head><body>";
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// Add the logo image at the top of the page
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html += "<img src=\"https://fmdx.org/img/logo.png\" alt=\"FMdx Logo\">";
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// Add a header with a dynamic title from the language array (replace with actual language logic)
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html += "<h1>" + String(myLanguage[language][286]) + "</h1>";
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// Add the "Download CSV" button, which triggers a download action when clicked
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html += "<button onclick=\"window.location.href='/downloadCSV'\">" + String(myLanguage[language][287]) + "</button>";
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// Add "Go to Bottom" button
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html += "<button class=\"go-to-bottom\" onclick=\"scrollToBottom()\">" + String(myLanguage[language][289]) + "</button>";
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// Add JavaScript for scrolling to the bottom
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html += "<script>";
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html += "function scrollToBottom() {";
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html += " window.scrollTo(0, document.body.scrollHeight);";
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html += "}";
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html += "</script>";
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// Start the HTML table to display CSV data
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html += "<table>";
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// Read and process the first line (header row) from the CSV file
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String header = "";
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if (file.available()) {
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header = file.readStringUntil('\n'); // Read the first line containing the headers
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html += "<tr>"; // Start the header row in the table
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int startIndex = 0;
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// Split the header line by commas and create table headers (<th>) for each column
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while (startIndex < header.length()) {
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int endIndex = header.indexOf(',', startIndex);
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if (endIndex == -1) endIndex = header.length(); // Handle last column (no comma after it)
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String column = header.substring(startIndex, endIndex); // Extract the column name
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html += "<th>" + column + "</th>"; // Add the column as a table header
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startIndex = endIndex + 1; // Move to the next column
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}
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html += "</tr>"; // End the header row
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}
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// Variable to track if there is any data in the CSV file
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bool hasData = false;
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int rowCount = 0; // Counter for rows, used for alternating row colors
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// Process the remaining lines (data rows) in the CSV file
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while (file.available()) {
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String line = file.readStringUntil('\n'); // Read the next line (data row)
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if (line.length() > 0) {
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hasData = true; // Mark that data rows are present
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rowCount++; // Increment the row count
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html += "<tr>"; // Start a new row in the table
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int startIndex = 0;
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// Split the line by commas and create table data cells (<td>) for each column
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while (startIndex < line.length()) {
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int endIndex = line.indexOf(',', startIndex);
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if (endIndex == -1) endIndex = line.length(); // Handle the last column
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String cell = line.substring(startIndex, endIndex); // Extract the cell data
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html += "<td>" + cell + "</td>"; // Add the cell data to the table
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startIndex = endIndex + 1; // Move to the next column
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}
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html += "</tr>"; // End the data row
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}
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}
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file.close(); // Close the file after reading
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// If no data rows were found, display a "No data available" message in the table
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if (!hasData) {
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html += "<tr><td colspan=\"100%\" style=\"text-align: center; color: red;\">" + String(myLanguage[language][288]) + "</td></tr>";
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}
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// End the HTML table and body
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html += "</table>";
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html += "</body></html>"; // End the HTML page
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// Send the generated HTML content to the browser with a 200 OK response
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webserver.send(200, "text/html", html);
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}
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void handleDownloadCSV() {
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// Attempt to open the CSV file from SPIFFS in read mode
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fs::File file = SPIFFS.open("/logbook.csv", "r");
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// Check if the file was successfully opened
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if (!file) {
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// If the file could not be opened, send an error response
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webserver.send(500, "text/plain", "Failed to open logbook for download");
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return; // Exit the function if the file cannot be opened
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}
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// Set the headers to specify that the response will be a CSV file for download
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webserver.sendHeader("Content-Type", "text/csv"); // Set MIME type for CSV files
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webserver.sendHeader("Content-Disposition", "attachment; filename=logbook.csv"); // Suggests the file name for download
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// Stream the CSV file content directly to the browser
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webserver.streamFile(file, "text/csv");
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// Close the file after streaming the content to release resources
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file.close();
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}
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bool handleCreateNewLogbook() {
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// Check if the file "logbook.csv" already exists
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if (SPIFFS.exists("/logbook.csv")) {
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// If it exists, delete the file
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if (!SPIFFS.remove("/logbook.csv")) {
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// Return false if the file could not be deleted
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return false;
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}
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}
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// Create a new "logbook.csv" file in write mode
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fs::File file = SPIFFS.open("/logbook.csv", "w");
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// Check if the file was successfully created
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if (!file) {
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// Return false if file creation fails
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return false;
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}
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// Write the header to the new CSV file
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String header = "Date,Time,Frequency,PI code,Signal,PS,RadioText\n";
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file.print(header); // Ensure that the header is written properly
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// Make sure the data is written before closing the file
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file.flush(); // Ensure that everything is written to the file
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file.close(); // Close the file after writing
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// Return true if the function runs without problems
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return true;
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}
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bool addRowToCSV() {
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// Check if there is enough free space in SPIFFS (150 bytes or more)
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if (SPIFFS.totalBytes() - SPIFFS.usedBytes() < 150) {
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return false; // Return false if there is less than 150 bytes free
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}
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// Open the logbook.csv file in append mode
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fs::File file = SPIFFS.open("/logbook.csv", "a");
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// Check if the file could not be opened
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if (!file) {
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return false; // Return false if the file can't be opened
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}
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// Get the current date and time from ESP32 (using the built-in time functions)
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String currentDateTime = getCurrentDateTime(); // Get the current date and time
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// If time is not available, replace with "-"
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if (currentDateTime == "") {
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currentDateTime = "-,-"; // Set both date and time to "-"
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}
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// Convert frequency to a string format (XX.XX MHz)
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int freqInt = (int)frequency; // Assuming frequency is already a float or double, cast it to int
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// Apply the necessary conversion (if any) for frequency
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int convertedFreq = (freqInt + ConverterSet * 100) / 100;
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String frequencyFormatted = String(convertedFreq) + "." + ((freqInt + ConverterSet * 100) % 100 < 10 ? "0" : "") + String((freqInt + ConverterSet * 100) % 100) + " MHz"; // Add " MHz"
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// Format the signal strength (xx.x with the correct unit)
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int SStatusprint = 0;
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if (unit == 0) SStatusprint = SStatus;
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if (unit == 1) SStatusprint = ((SStatus * 100) + 10875) / 100;
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if (unit == 2) SStatusprint = round((float(SStatus) / 10.0 - 10.0 * log10(75) - 90.0) * 10.0);
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// Choose the correct unit suffix for signal based on the `unit` value
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String signal = String(SStatusprint / 10) + "." + String(abs(SStatusprint % 10));
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if (unit == 0) {
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signal += " dBμV"; // Unit for unit == 0
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} else if (unit == 1) {
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signal += " dBf"; // Unit for unit == 1
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} else if (unit == 2) {
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signal += " dBm"; // Unit for unit == 2
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}
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// Format the RadioText with enhanced option if available
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String radioText = String(radio.rds.stationText + " " + radio.rds.stationText32);
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if (radio.rds.hasEnhancedRT) {
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radioText += " eRT: " + String(radio.rds.enhancedRTtext);
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}
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// Replace commas in the station name and radioText just when adding to the row
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String stationName = radio.rds.stationName;
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String radioTextModified = radioText;
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stationName.replace(",", " "); // Temporarily replace commas in stationName
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radioTextModified.replace(",", " "); // Temporarily replace commas in radioText
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// Create the row data, replacing stationIDtext with picode
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String row = currentDateTime + "," + frequencyFormatted + "," + radio.rds.picode + "," + signal + "," + stationName + "," + radioTextModified + "\n";
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// Write the row to the CSV file
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if (file.print(row)) {
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// Successfully wrote to the file
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file.close();
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return true; // Return true when the row is successfully added
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} else {
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// Failed to write to the file
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file.close();
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return false; // Return false if there was an issue writing
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}
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}
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String getCurrentDateTime() {
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// Check if time has been set
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if (!rtcset) {
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return "-,-"; // Return placeholder when time is not set
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}
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// Use the ESP32's time functions (assuming time is set correctly via RDS)
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struct tm timeInfo;
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if (!getLocalTime(&timeInfo)) {
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return "-,-"; // Return placeholder if time is not available
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}
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// Format date-time based on the region
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char buf[20]; // Buffer size for formatted date string
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if (radio.rds.region == 1) {
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// USA format: MM/DD/YYYY, HH:MM AM/PM
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strftime(buf, sizeof(buf), "%m/%d/%Y", &timeInfo); // MM/DD/YYYY format
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// Format time in 12-hour format with AM/PM
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int hour = timeInfo.tm_hour;
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String ampm = (hour >= 12) ? "PM" : "AM";
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if (hour == 0) hour = 12; // Midnight case
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else if (hour > 12) hour -= 12; // Convert PM to 12-hour format
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String timeWithAMPM = String(hour) + ":" + (timeInfo.tm_min < 10 ? "0" : "") + String(timeInfo.tm_min) + " " + ampm;
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// Return final formatted date-time for USA
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return String(buf) + "," + timeWithAMPM;
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} else {
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// European format: DD/MM/YYYY, HH:MM
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strftime(buf, sizeof(buf), "%d-%m-%Y", &timeInfo); // DD/MM/YYYY format
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String timeEuropean = String(timeInfo.tm_hour) + ":" + (timeInfo.tm_min < 10 ? "0" : "") + String(timeInfo.tm_min); // Add leading 0 for minutes if necessary
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return String(buf) + "," + timeEuropean;
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}
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}
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