/*
ESP32 HTTPClient Example
https://wokwi.com/arduino/projects/324787238284034642
*/
// void sendData() {
// if (http.begin(client, url)) {
// String datas = "{\"var1\":";
// datas = datas + var1 + ",\"var2\":";
// datas = datas + var2 + ",\"var3\":";
// datas = datas + var3+ ",\"var4\":";
// datas = datas + var4 + "}";
//
// int data = data.length();
//
// http.addHeader("Content-Type", "application/json");
// http.addHeader("Accept", "*/*");
// http.addHeader("Content-Length", String(data));
//
// int httpCode = http.POST(datas);
// http.setTimeout(500);
// String payload = http.getString();
// http.end();
// }
// }
#include <WiFi.h>
#include <HTTPClient.h>
#include <LiquidCrystal_I2C.h>
const char* ssid = "Wokwi-GUEST";
const char* password = "";
const String url = "https://uqfholeibiattsbqjoui.supabase.co/rest/v1/tabela01?select=*";
LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);
HTTPClient http;
void spinner() {
static int8_t counter = 0;
const char* glyphs = "\xa1\xa5\xdb";
LCD.setCursor(15, 1);
LCD.print(glyphs[counter++]);
if (counter == strlen(glyphs)) {
counter = 0;
}
}
void setup() {
Serial.begin(115200);
while (!Serial) { }
LCD.init();
LCD.backlight();
LCD.clear();
WiFi.begin("Wokwi-GUEST", "");
LCD.setCursor(0, 0);
LCD.print("Conectando-se a ");
LCD.setCursor(0, 1);
LCD.print("Rede WiFi ");
while (WiFi.status() != WL_CONNECTED) {
delay(250);
spinner();
}
LCD.clear();
LCD.setCursor(0, 0);
LCD.print("Endereco IP: ");
LCD.setCursor(0, 1);
LCD.print(WiFi.localIP());
delay(1000);
}
void loop() {
LCD.setCursor(11, 1);
LCD.print("FETCH");
Serial.println("Requisicao: FETCH");
//Serial.print("Fetching " + url + "... ");
http.begin(url);
http.addHeader("apikey", "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6InVxZmhvbGVpYmlhdHRzYnFqb3VpIiwicm9sZSI6ImFub24iLCJpYXQiOjE3MDE0NTI1ODUsImV4cCI6MjAxNzAyODU4NX0.i0mY4GA26iYrEE3NyWqRBPXIy9dmQrfHZ73KnyYqBLI");
http.addHeader("Authorization", "Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6InVxZmhvbGVpYmlhdHRzYnFqb3VpIiwicm9sZSI6ImFub24iLCJpYXQiOjE3MDE0NTI1ODUsImV4cCI6MjAxNzAyODU4NX0.i0mY4GA26iYrEE3NyWqRBPXIy9dmQrfHZ73KnyYqBLI");
int statusCode = http.GET();
Serial.print("Status: ");
Serial.println(statusCode);
if (statusCode > 0) {
String response = http.getString();
Serial.println("Retorno: ");
Serial.println(response);
}
LCD.setCursor(11, 1);
LCD.print(" SHOW");
delay(15000);
}