/*****************************************************************************
 * Copyright (c) 2019, Nations Technologies Inc.
 *
 * All rights reserved.
 * ****************************************************************************
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Nations' name may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY NATIONS "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * DISCLAIMED. IN NO EVENT SHALL NATIONS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * ****************************************************************************/

/**
 * @file main.c
 * @author Nations
 * @version v1.0.0
 *
 * @copyright Copyright (c) 2019, Nations Technologies Inc. All rights reserved.
 */

#include <rtthread.h>
#include "drv_gpio.h"
#include "pin.h"
#include "dac.h"

#ifdef RT_USING_DFS
/* dfs filesystem:ELM filesystem init */
#include <dfs_elm.h>
/* dfs Filesystem APIs */
#include <dfs_fs.h>
#endif

#ifdef RT_USING_RTGUI
#include <rtgui/rtgui.h>
#include <rtgui/rtgui_server.h>
#include <rtgui/rtgui_system.h>
#include <rtgui/driver.h>
#include <rtgui/calibration.h>
#endif

ALIGN(RT_ALIGN_SIZE)
static rt_uint8_t test0_stack[ 512 ], test1_stack[ 512 ];

static struct rt_thread test0_thread;
static struct rt_thread test1_thread;

#define LED0_PIN        GET_PIN(B, 10)

/**
 * @brief  test0 thread entry
 */
static void test0_thread_entry(void* parameter)
{
    while(1)
    {
        rt_thread_delay(25);    //delay 250ms
        rt_pin_write(LED0_PIN, PIN_HIGH);
        rt_thread_delay(25);    //delay 250ms
        rt_pin_write(LED0_PIN, PIN_LOW);
    }
}

/**
 * @brief  test1 thread entry
 */
static void test1_thread_entry(void* parameter)
{
    rt_adc_device_t adc_dev;
    rt_dac_device_t dac_dev;
    uint16_t adc_converted_value = 0;
    static uint16_t dac_set_value = 0;
    
    adc_dev = (rt_adc_device_t)rt_device_find("adc1");
    rt_adc_enable(adc_dev, ADC1_Channel_06_PC0);
    
    dac_dev = (rt_dac_device_t)rt_device_find("dac1");
    rt_dac_enable(dac_dev, DAC_CHANNEL_1);

    if(adc_dev && dac_dev)
    {
        while(1)
        {
            rt_thread_delay(10);
            dac_set_value += 64;
            rt_dac_write(dac_dev, DAC_CHANNEL_1, dac_set_value);
            adc_converted_value = rt_adc_read(adc_dev, ADC1_Channel_06_PC0);
            rt_kprintf("the PC0 voltage value is %d\r\n", adc_converted_value);
            if(dac_set_value > 4096)
            {
                dac_set_value = 0;
            }
        }
        
    }
}

#ifdef RT_USING_RTGUI
rt_bool_t cali_setup(void)
{
    rt_kprintf("cali setup entered\n");
    return RT_FALSE;
}

void cali_store(struct calibration_data *data)
{
    rt_kprintf("cali finished (%d, %d), (%d, %d)\n",
               data->min_x,
               data->max_x,
               data->min_y,
               data->max_y);
}
#endif /* RT_USING_RTGUI */

/**
 * @brief  Main program
 */
int main(void)
{
    rt_err_t result;

    rt_pin_mode(LED0_PIN, PIN_MODE_OUTPUT);

    /* init test0 thread */
    result = rt_thread_init(&test0_thread, "test0", test0_thread_entry, RT_NULL, (rt_uint8_t*)&test0_stack[0], sizeof(test0_stack), 4, 5);
    if (result == RT_EOK)
    {
        rt_thread_startup(&test0_thread);
    }
    /* init test1 thread */
    result = rt_thread_init(&test1_thread, "test1", test1_thread_entry, RT_NULL, (rt_uint8_t*)&test1_stack[0], sizeof(test1_stack), 5, 5);
    if (result == RT_EOK)
    {
        rt_thread_startup(&test1_thread);
    }

    while(1)
    {
        rt_thread_delay(50);
    }
}

/*@}*/
