#include <WiFi.h>
#include <HTTPClient.h>
#include <ArduinoJson.h>
#include <Adafruit_GFX.h>
#include <Adafruit_ST7735.h>

//const char* ssid = "Wokwi-GUEST";
//const char* password = "";

#define BTN_PIN 5
#define TFT_DC 2
#define TFT_CS 15
#define TFT_RST 4

char * sssid = "123456789012345";

//Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);
Adafruit_ST7735 tft = Adafruit_ST7735(TFT_CS, TFT_DC, TFT_RST);

const String url = "https://v2.jokeapi.dev/joke/Programming";

String getJoke() {
  HTTPClient http;
  http.useHTTP10(true);
  http.begin(url);
  http.GET();
  String result = http.getString();

  DynamicJsonDocument doc(2048);
  DeserializationError error = deserializeJson(doc, result);

  // Test if parsing succeeds.
  if (error) {
    Serial.print("deserializeJson() failed: ");
    Serial.println(error.c_str());
    return "<error>";
  }

  String type = doc["type"].as<String>();
  String joke = doc["joke"].as<String>();
  String setup = doc["setup"].as<String>();
  String delivery = doc["delivery"].as<String>();
  http.end();
  return type.equals("single") ? joke : setup + "  " + delivery;
}

void nextJoke() {
  tft.setTextColor(ST7735_WHITE);
  tft.println("\nLoading joke...");

  String joke = getJoke();
  tft.setTextColor(ST7735_GREEN);
  tft.println(joke);
}

void setup() {
  pinMode(BTN_PIN, INPUT_PULLUP);

  Serial.begin(115200);

  ///WiFi.begin((const char *)sssid, "", 6);

  tft.initR(INITR_GREENTAB); 
  //tft.setRotation(0);
  tft.fillScreen(ST7735_BLACK);
  tft.println("start");

  tft.setTextColor(ST7735_WHITE);
  tft.setTextSize(1);

  WiFi.mode(WIFI_STA);

  tft.println("Scanning...");

  int n = WiFi.scanNetworks();
  tft.println("Scan done!");
  if (n == 0) {
    tft.println("No networks found.");
    while (1);
  }
  tft.print(n);
  tft.println(" networks found");
  for (int i = 0; i < n; ++i) {
    if (WiFi.encryptionType(0) == WIFI_AUTH_OPEN) {
      tft.println(WiFi.SSID(0));
      //strcpy(sssid, WiFi.SSID(0).c_str());
      WiFi.begin(WiFi.SSID(i).c_str());
      break;
    }
  }

  tft.print("Connecting to WiFi");

  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    tft.print(".");
  }

  tft.print("\nOK! IP=");
  tft.println(WiFi.localIP());

  nextJoke();
}

void loop() {

  delay(100);
}