/*
 * Copyright (C) 2020  Max Regan
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include <cinttypes>
#include "printf.h"

#include "Bsp/Drivers/GpioDriver.h"
#include "Bsp/Drivers/RtcDriver.h"
#include "Bsp/Drivers/UsartDriver.h"
#include "Bsp/Drivers/LowPower.h"
#include "Bsp/LowPowerTaskScheduler.h"
#include "Bsp/macros.h"

#include "test.h"

#include "Mcu.h"

using BSP::Time;
using BSP::ReturnCode;
using BSP::SystemTimer;
using BSP::time_t;

static BSP::Schedule::LowPowerTaskScheduler<1> g_sched;
static BSP::UsartDriver g_test_uart(USART1, g_sched);
static BSP::GpioDriver g_gpioa(GPIOA);
static BSP::GpioPin g_test_pin(g_gpioa, 6);

static time_t get_time() {
    time_t time;
    ReturnCode rc = SystemTimer::get_time(time);
    if (rc != ReturnCode::OK) {
        g_test_uart.tx_blocking("Failed while getting the time\r\n");
        g_test_uart.tx_blocking(test_fail_text);
        TEST_SPIN();
    }
    return time;
}


[[noreturn]] void main() {

    BSP::RtcDriver::init();
    SystemTimer::set_timer(BSP::RtcDriver::get_system_timer());
    BSP::LowPower::init();

    g_gpioa.enable();
    g_test_pin.configure_alternate_function(1);
    g_test_uart.init();

    g_test_uart.tx_blocking(test_start_text);

    const time_t end = get_time() + Time::millis(5100);
    const uint32_t pre_alarms = BSP::RtcDriver::get_alarm_count();
    while (get_time() < end) {}
    const uint32_t alarms = BSP::RtcDriver::get_alarm_count() - pre_alarms;

    static char buffer[128] = { 0 };
    snprintf(buffer, sizeof(buffer),
             "Got %" PRId32 " alarms, expected around %" PRId32 "\r\n",
             alarms, 5);
    g_test_uart.tx_blocking(buffer);

    if (alarms > 6 || alarms < 5) {
            g_test_uart.tx_blocking(test_fail_text);
    } else {
        g_test_uart.tx_blocking(test_pass_text);
    }

    TEST_SPIN();
}