#include "driver/uart.h"
#include "osapi.h"
#include "smartconfig.h"
#include "user_interface.h"
#include "osapi.h"
#include "ip_addr.h"
#include"syp_server.h"
#include "sntp.h"
#include "gpio.h"

void ICACHE_FLASH_ATTR to_scan(void);
void ICACHE_FLASH_ATTR syp_smartconfig_done_cb(void);

ETSTimer gpio_timer;

//=================================================================

/** 開關輸入相關 巨集定義 */
#define SWITCH_Pin_NUM         5
#define SWITCH_Pin_FUNC        FUNC_GPIO5
#define SWITCH_Pin_MUX         PERIPHS_IO_MUX_GPIO5_U

#define SWITCH_Pin_Rd_Init()   GPIO_DIS_OUTPUT(SWITCH_Pin_NUM)
#define SWITCH_Pin_Wr_Init()   GPIO_OUTPUT_SET(SWITCH_Pin_NUM,0)
#define SWITCH_Pin_Set_High()  GPIO_OUTPUT_SET(SWITCH_Pin_NUM,1)
#define SWITCH_Pin_Set_Low()   GPIO_OUTPUT_SET(SWITCH_Pin_NUM,0)
#define SWITCH_Pin_State       ( GPIO_INPUT_GET(SWITCH_Pin_NUM) != 0 )
//=================================================================

#define  bond 52
unsigned int hw_test_timer_num = 0;

char send_flag = 0;
char send_char_date;

char recive_flag = 0;
char recive_char_date;

void hw_test_timer_cb(void){
	static char num = 0;
	static char recive_num = 0;
	char flag;
	if(send_flag){
		num++;
		if(num < 2){// tou
			gpio_output_set(0, BIT4, BIT4, 0); //0
		}else if (num == 19){
			gpio_output_set(BIT4, 0, BIT4, 0); //1
		}else if (num == 20){
			send_flag = 0;
		}else if((num % 2) == 1){
			flag = (send_char_date >> (num / 2 - 1)) & 0x01;
			if (flag) {
				gpio_output_set(BIT4, 0, BIT4, 0); //1
				//uart0_sendStr("0");
			} else {
				gpio_output_set(0, BIT4, BIT4, 0); //0
				//uart0_sendStr("1");
			}
		}
	}else{
		num = 0;
	}
	//====================================================
	if(recive_flag){
		recive_num++;
		if(recive_num < 3){
			recive_char_date = 0;
		}else if (19 == recive_num){ //接收完成
			recive_flag = 0;

			 /** 讀取GPIO中斷狀態 */
			    u32 pin_status = GPIO_REG_READ( GPIO_STATUS_ADDRESS );
			    /** 清除GPIO中斷標誌 */
			    GPIO_REG_WRITE( GPIO_STATUS_W1TC_ADDRESS, pin_status );
			    ETS_GPIO_INTR_ENABLE();
			//uart0_sendStr("0");
			uart_tx_one_char(UART0, recive_char_date);

		}else if((recive_num % 2) == 1){//接收資料
			if(SWITCH_Pin_State){
				//recive_char_date = recive_char_date | (1 << ( recive_num / 2 - 2));
				recive_char_date = recive_char_date | (1 << ( (recive_num+1) / 2 - 2));
			}
		}
	}else{
		recive_num = 0;
	}

}


void ICACHE_FLASH_ATTR gpio_send_char(char c){
	send_flag = 1;
	send_char_date = c;


}
void ICACHE_FLASH_ATTR gpio_read(void *arg){

	char i;
	//uart0_sendStr("gpio_read\r\n");
	gpio_send_char(0x38);

}


//========================================================================
static void GPIO_ISR_Handler( void )
{
    /** 讀取GPIO中斷狀態 */
    u32 pin_status = GPIO_REG_READ( GPIO_STATUS_ADDRESS );

    /** 關閉GPIO中斷 */
    ETS_GPIO_INTR_DISABLE();

    /** 清除GPIO中斷標誌 */
    GPIO_REG_WRITE( GPIO_STATUS_W1TC_ADDRESS, pin_status );

    /** 檢測是否已開關輸入引腳中斷 */
    if ( pin_status & BIT( SWITCH_Pin_NUM ) )
    {
    	recive_flag = 1;

    }
    //uart0_sendStr("I");

    /** 開啟GPIO中斷 */
    //ETS_GPIO_INTR_ENABLE();
}
static void drv_Input_Init( void )
{
    PIN_FUNC_SELECT( SWITCH_Pin_MUX, SWITCH_Pin_FUNC );

    SWITCH_Pin_Rd_Init();

    ETS_GPIO_INTR_DISABLE();

    ETS_GPIO_INTR_ATTACH( &GPIO_ISR_Handler, NULL );

    gpio_pin_intr_state_set( GPIO_ID_PIN( SWITCH_Pin_NUM ),
    		GPIO_PIN_INTR_NEGEDGE );

    /** 清除該引腳的GPIO中斷標誌 */
    GPIO_REG_WRITE( GPIO_STATUS_W1TC_ADDRESS, BIT(SWITCH_Pin_NUM) );

    ETS_GPIO_INTR_ENABLE();
}
//=================================================================

void user_init()          //程式入口
{

	struct station_config config;

	//syp_system_init();

	//wifi_station_get_config(&config);

	uart_init(115200, 115200);

	uart0_sendStr("\r\n ===uart0===  \r\n");
	os_printf("\r\n ===uart1=== \r\n");

	hw_timer_init (0,1);
	hw_timer_set_func(hw_test_timer_cb);
	hw_timer_arm (bond);

	PIN_FUNC_SELECT(PERIPHS_IO_MUX_GPIO4_U, FUNC_GPIO4);
	PIN_FUNC_SELECT(PERIPHS_IO_MUX_MTMS_U,FUNC_GPIO14);
	gpio_output_set(0, BIT14, BIT14, 0); //0
	gpio_output_set(BIT4, 0, BIT4, 0); //1

	drv_Input_Init();

	os_timer_disarm(&gpio_timer); //關閉定時器,connect_timer使能定時器
	os_timer_setfn(&gpio_timer, gpio_read, NULL);          //定時器回撥函式
	os_timer_arm(&gpio_timer, 200, 1); //定時器2s掃描一次

}


void user_rf_pre_init() {

}