gciotconfig.c

/*
 * Copyright 2017, Helium Systems, Inc.
 * All Rights Reserved. See LICENCE.txt for license information
 */

#include "Arduino.h"
#include "Board.h"
#include "Helium.h"
#include "HeliumUtil.h"

#define CHANNEL_NAME "googleiot-test"
#define CONFIG_INTERVAL_KEY "channel.interval_ms"
#define CONFIG_STATE_KEY "channel.state"

Helium  helium(&atom_serial);
Channel channel(&helium);
Config  config(&channel);

int32_t send_interval;
int32_t state = 2;
void
update_config(bool stale)
{
    if (stale)
    {
        DBG_PRINT(F("Fetching Config - "));
        int status = config.get(CONFIG_INTERVAL_KEY, &send_interval, 5000);
        // report_status(status);

        status = config.get(CONFIG_STATE_KEY, &state, 2);
        report_status(status);

        if (status == helium_status_OK)
        {
            DBG_PRINT(F("Updating Config - "));
            status = config.set(CONFIG_INTERVAL_KEY, send_interval);
            // report_status(status);
            status = config.set(CONFIG_STATE_KEY, state);
            report_status(status);
        }
    }
}

void
setup()
{
    Serial.begin(9600);
    DBG_PRINTLN(F("Starting"));
    helium.begin(HELIUM_BAUD_RATE);

    // Connect the Atom to the Helium Network
    helium_connect(&helium);
    // and do a channel connect
    channel_create(&channel, CHANNEL_NAME);

    // Get the initial interval
    update_config(true);
}


void
loop()
{
    const char * data = "Hello Helium!";
    Serial.println(state);
    switch(state) {
      case 1:              
        channel_send(&channel, CHANNEL_NAME, data, strlen(data));    
        // Wait till the next time
        delay(send_interval);
        break;
      case 2:
        Serial.println("idle");
        // Wait till the next time
        delay(send_interval);
        break;
      default: 
        Serial.println("defaulting");  
    }
    update_config(true);
}