GetTime.cpp (domgiles)

#include "digole.h""

bool makeRequest = true;
bool waitForResponse = false;
bool getResponse = false;
int lastStepTime = 0;
char response[600];
int responseIndex = 0;

DigoleSerialDisp mydisp(SS);

void setup() {
  Serial.begin(9600);
    Serial.println("setup");
    pinMode(D0, OUTPUT);
    mydisp.begin();
    mydisp.clearScreen();
    mydisp.setFont(10);
    delay(1000);
    mydisp.println("Starting...");
    String time = http_get("www.timeapi.org", "/utc/now");
    mydisp.println(time);
    mydisp.println("Second Attempt");
    String time2 = http_get("www.timeapi.org", "/utc/now?\\s");
    mydisp.println(time2);
    mydisp.println("Finishing");
}

TCPClient client;
char buffer[512];
String http_get(char const* hostname, String path) {

    if (client.connect(hostname, 80)) {
        client.print("GET ");
        client.print(path);
        client.print(" HTTP/1.0\n");
        client.print("HOST: ");
        client.println(hostname);
        client.print("\n");
        //  client.print("Connection: close\n\n");
        client.flush();
    } else {
        Serial.println("connection failed");
        mydisp.println("Connection Failed...");
        client.stop();
        return NULL;
    }


    uint32_t startTime = millis();
    int i = 0;
    while(!client.available() && (millis() - startTime) < 5000);
    while (client.available()) {
        char c = client.read();
        if (c == -1) break;
        Serial.print(c);
        buffer[i] = c;
        i++;
    }

    client.stop();
    mydisp.println(buffer);

    String response(buffer);
    int bodyPos = response.indexOf("\r\n\r\n");
    if (bodyPos == -1) {
        Serial.println("can not find http reponse body");
        mydisp.println("Can not find http reponse body...");
        return NULL;
    }
    return response.substring(bodyPos + 4);
}

void loop() {

}