#include "Exti.h"
#include "gd32f30x_libopt.h"
#include "main.h"

#define INPUT_PIN_1   GPIO_PIN_0
#define INPUT_PIN_2   GPIO_PIN_1
#define SWTICH_PIN    GPIO_PIN_8
#define KEY_BEEP_PIN  GPIO_PIN_5

//#define EXIT_INPUT_PIN_1  EXTI_SOURCE_PIN0
//#define EXIT_INPUT_PIN_2 	EXTI_SOURCE_PIN1
//#define SWITCH_INPUT_PIN  EXTI_SOURCE_PIN8
//#define EXIT_KEY_BEEP_PIN     GPIO_PIN_5



#define INPUT_EXIT_1 			EXTI_0
#define INPUT_EXIT_2      EXTI_1
#define SWITCH_EXTI       EXTI_8
#define KEY_BEEP_EXTI     EXTI_5

static void read_switch_level();

static uint8_t get_exti_input2(void);
static uint8_t get_exti_input1(void);

void sts_exti_init(void)
{
	rcu_periph_clock_enable(RCU_GPIOB);
	rcu_periph_clock_enable(RCU_GPIOC);
	rcu_periph_clock_enable(RCU_AF);
	gpio_init(GPIOB,GPIO_MODE_IN_FLOATING,GPIO_OSPEED_50MHZ,INPUT_PIN_1 | INPUT_PIN_2);
	gpio_init(GPIOC,GPIO_MODE_IN_FLOATING,GPIO_OSPEED_50MHZ,SWTICH_PIN);
	gpio_init(GPIOC,GPIO_MODE_IN_FLOATING,GPIO_OSPEED_50MHZ,KEY_BEEP_PIN);
	//nvic_irq_enable(EXTI0_IRQn,0,0);
	//nvic_irq_enable(EXTI1_IRQn,0,0);
	nvic_irq_enable(EXTI5_9_IRQn,0,2);
	//gpio_exti_source_select(GPIO_PORT_SOURCE_GPIOB, GPIO_PIN_SOURCE_0);
	//gpio_exti_source_select(GPIO_PORT_SOURCE_GPIOB, GPIO_PIN_SOURCE_1);
	gpio_exti_source_select(GPIO_PORT_SOURCE_GPIOC, GPIO_PIN_SOURCE_8);
	gpio_exti_source_select(GPIO_PORT_SOURCE_GPIOC, GPIO_PIN_SOURCE_5);
	
	//exti_init(INPUT_EXIT_1,EXTI_INTERRUPT,EXTI_TRIG_BOTH);
	//exti_init(INPUT_EXIT_2,EXTI_INTERRUPT,EXTI_TRIG_BOTH);
	exti_init(SWITCH_EXTI,EXTI_INTERRUPT,EXTI_TRIG_BOTH);
	exti_init(KEY_BEEP_EXTI,EXTI_INTERRUPT,EXTI_TRIG_FALLING);
	
	//exti_interrupt_flag_clear(INPUT_EXIT_1);
	//exti_interrupt_flag_clear(INPUT_EXIT_2);
	exti_interrupt_flag_clear(SWITCH_EXTI);
	exti_interrupt_flag_clear(KEY_BEEP_EXTI);
	
	sts_data_t * data = get_sts();
	data->read_switch_level = read_switch_level;
	data->get_input1_level = get_exti_input1;
	data->get_input2_level = get_exti_input2;
	data->exit_init_flag = 1;
}


uint8_t get_exti_switch(void)
{
	if(gpio_input_bit_get(GPIOC,SWTICH_PIN))
	{
		return 0;
	}else 
		return 1;
}

static uint8_t get_exti_input1(void)
{
	if(gpio_input_bit_get(GPIOB,INPUT_PIN_1))
	{
		return 0;
	}else 
		return 1;
}


static uint8_t get_exti_input2(void)
{
	if(gpio_input_bit_get(GPIOB,INPUT_PIN_2))
	{
		return 0;
	}else 
		return 1;
}


static void read_switch_level()
{
	sts_data_t * data = get_sts();
	data->switch_status = get_exti_switch();
}
int  up_count = 0;
//int  down_count = 0;

void EXTI0_IRQHandler(void)
{
#if 0
	sts_data_t * data = get_sts();
	if(RESET != exti_interrupt_flag_get(INPUT_EXIT_1))
	{
		exti_interrupt_flag_clear(INPUT_EXIT_1);
		if(gpio_input_bit_get(GPIOB,INPUT_PIN_1) == SET) 					//rising
		{
			
			data->input_1_up_flag = 1;
		}else	if(gpio_input_bit_get(GPIOB,INPUT_PIN_1)== RESET) 															//falling
		{
			
			data->input_1_down_flag = 1;
			data->m_data.input_status.input_status[INPUT_CHANNEL_1] = 1;
		}
	}
#endif
}


void EXTI1_IRQHandler(void)
{
#if 0
	sts_data_t * data = get_sts();
	if(RESET != exti_interrupt_flag_get(INPUT_EXIT_2))
	{
		exti_interrupt_flag_clear(INPUT_EXIT_2);
		if(gpio_input_bit_get(GPIOB,INPUT_PIN_2)== SET)				//rising
		{
			data->input_2_up_flag = 1;
		}else if(gpio_input_bit_get(GPIOB,INPUT_PIN_2) == RESET) 															//falling
		{
			data->input_2_down_flag = 1;
			data->m_data.input_status.input_status[INPUT_CHANNEL_2] = 1;
		}
	}	
#endif
}
uint8_t value = 0;
uint8_t chiose_1_flag = 0;
uint8_t chiose_2_flag = 0;
extern void beep_timer_start(int cou2,uint32_t inval);


void EXTI5_9_IRQHandler(void)
{
	sts_data_t * data = get_sts();

	if(RESET != exti_interrupt_flag_get(SWITCH_EXTI))
	{
		exti_interrupt_flag_clear(SWITCH_EXTI);
		for(int i = 0;i < 10;i++);
		value = get_exti_switch();
		if(value == RESET)     //rising
		{
			if(data->m_data.m_r.r_data.input_status.input_status[INPUT_CHANNEL_1])
			{				
				if(data->m_data.m_rw.rw_data.chiose_ch != INPUT_CHANNEL_1){
					data->chiose_flag = 1;
					data->chiose_count_max = 500;
					data->chiose_counter = 0;
					beep_timer_start(3,500);
					//data->choise_input(INPUT_CHANNEL_1);
				}
			}
		}else														//falling
		{
			if(data->m_data.m_r.r_data.input_status.input_status[INPUT_CHANNEL_2])
			{
				if(data->m_data.m_rw.rw_data.chiose_ch != INPUT_CHANNEL_2){
					data->chiose_flag = 2;
					data->chiose_count_max = 500;
					data->chiose_counter = 0;
					beep_timer_start(3,500);
					//data->choise_input(INPUT_CHANNEL_2);
				}
			}
		}
	}
	if(RESET != exti_interrupt_flag_get(KEY_BEEP_EXTI))
	{
		exti_interrupt_flag_clear(KEY_BEEP_EXTI);
		for(int i = 0;i < 10;i++);
		if(gpio_input_bit_get(GPIOC,KEY_BEEP_PIN) == RESET)
		{
			data->beep_flag = 0;
			data->i_beep_flag[0].beep_waning = 0;
			data->i_beep_flag[1].beep_waning = 0;
			data->o_beep_flag.beep_waning = 0;
			beep_timer_stop();
			data->clear_beep();
		}
	}
}