97 lines
2.1 KiB
Arduino
97 lines
2.1 KiB
Arduino
#include <WiFi.h>
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#include <WebServer.h>
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#include <ArduinoJson.h>
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#include "structs.h"
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const char* ssid = "PPIA";
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const char* password = "pawelpdaldonejta";
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WebServer server(80);
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Pixel new_image[16][16];
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void handleRoot()
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{
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server.send(200, "text/html", index_html);
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}
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void handleUpload()
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{
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if (server.hasArg("plain") == false)
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{
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server.send(400, "text/plain", "body not received");
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return;
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}
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String body = server.arg("plain");
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DynamicJsonDocument doc(8192);
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deserializeJson(doc, body);
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JsonArray arr = doc.as<JsonArray>();
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int row = 0;
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for (JsonVariant val : arr)
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{
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int col = 0;
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for (JsonVariant val2 : val.as<JsonArray>())
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{
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unsigned long color = strtoul(val2.as<const char*>(), NULL, 16);
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new_image[row][col] = { (unsigned short)col, (unsigned short)row, (uint32_t)color };
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col++;
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}
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row++;
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}
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// Save the new image to the next slot
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if (saved_images_count >= MAX_IMAGES_SAVED) {
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saved_images_count = 0;
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}
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// Copy new_image data to saved_images array
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for (int r = 0; r < 16; r++)
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{
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for (int c = 0; c < 16; c++)
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{
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uint32_t color = new_image[r][c].color;
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RGB rgb = {(unsigned char)((color >> 16) & 0xFF), (unsigned char)((color >> 8) & 0xFF), (unsigned char)(color & 0xFF)};
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saved_images[saved_images_count].pixels[r][c] = rgb;
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}
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}
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saved_images[saved_images_count].width = 16;
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saved_images[saved_images_count].height = 16;
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pixels.clear();
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drawImageFromMemoryByIndex(saved_images_count, 0, 0);
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pixels.show();
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server.send(200, "text/plain", "OK");
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saved_images_count++;
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}
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void handleShowSaved()
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{
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pixels.clear();
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drawImageFromMemoryByIndex(0, 0, 0);
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pixels.show();
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server.send(200, "text/plain", "OK");
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}
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void start_server()
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{
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WiFi.begin(ssid, password);
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while (WiFi.status() != WL_CONNECTED)
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{
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delay(1000);
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Serial.println("Connecting to WiFi...");
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}
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Serial.println("Connected to WiFi");
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Serial.println(WiFi.localIP());
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server.on("/", handleRoot);
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server.on("/show-saved", handleShowSaved);
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server.on("/upload", HTTP_POST, handleUpload);
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server.begin();
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}
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void handle_server()
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{
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server.handleClient();
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}
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