/*
 * Copyright (C) 2017 Inria
 *               2017 Inria Chile
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */

/**
 * @ingroup     tests
 *
 * @file
 * @brief       Semtech LoRaMAC test application
 *
 * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
 * @author      Jose Alamos <jose.alamos@inria.cl>
 */

#include <stdio.h>

#ifdef MODULE_SEMTECH_LORAMAC_RX
#include "thread.h"
#include "msg.h"
#endif

#include "shell.h"
#include "semtech_loramac.h"

extern semtech_loramac_t loramac;

#ifdef MODULE_SEMTECH_LORAMAC_RX
#define LORAMAC_RECV_MSG_QUEUE                   (4U)
static msg_t _loramac_recv_queue[LORAMAC_RECV_MSG_QUEUE];
static char _recv_stack[THREAD_STACKSIZE_DEFAULT];

static void *_wait_recv(void *arg)
{
    msg_init_queue(_loramac_recv_queue, LORAMAC_RECV_MSG_QUEUE);

    (void)arg;
    while (1) {
        /* blocks until something is received */
        switch (semtech_loramac_recv(&loramac)) {
            case SEMTECH_LORAMAC_RX_DATA:
                loramac.rx_data.payload[loramac.rx_data.payload_len] = 0;
                printf("Data received: %s, port: %d\n",
                (char *)loramac.rx_data.payload, loramac.rx_data.port);
                break;

            case SEMTECH_LORAMAC_RX_LINK_CHECK:
                printf("Link check information:\n"
                   "  - Demodulation margin: %d\n"
                   "  - Number of gateways: %d\n",
                   loramac.link_chk.demod_margin,
                   loramac.link_chk.nb_gateways);
                break;

            case SEMTECH_LORAMAC_RX_CONFIRMED:
                puts("Received ACK from network");
                break;

            case SEMTECH_LORAMAC_TX_SCHEDULE:
                puts("The Network Server has pending data");
                break;

            default:
                break;
        }
    }
    return NULL;
}
#endif

/* loramac shell command handler is implemented in
   sys/shell/commands/sc_loramac.c */

int main(void)
{
#ifdef MODULE_SEMTECH_LORAMAC_RX
    thread_create(_recv_stack, sizeof(_recv_stack),
                  THREAD_PRIORITY_MAIN - 1, 0, _wait_recv, NULL, "recv thread");
#endif

    puts("All up, running the shell now");
    char line_buf[SHELL_DEFAULT_BUFSIZE];
    shell_run(NULL, line_buf, SHELL_DEFAULT_BUFSIZE);
}