/**
 * @file FluxUart.h
 * @brief 串口通讯头文件
 * 
 * 用于数据收发及解析工作（重要！）
 * 
 * @author wang xiang en
 * @date 2025-04-19
 * @version 版本号
 * @copyright 版权声明（(C)2025, YUWELL MEDTECH Co.ltd）
 */
#ifndef _FLUX_UART_H
#define _FLUX_UART_H

#ifdef __cplusplus
extern "C" {
#endif

#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/uart.h"
#include "driver/gpio.h"
#include "sdkconfig.h"
#include "esp_log.h"


/* UART */
/* UART1 RT-2 TX-1*/
/* UART2 RT-46 TX-45*/
#if 1

#define ECHO_TEST_TXD2 GPIO_NUM_45
#define ECHO_TEST_RXD2 GPIO_NUM_46
#define ECHO_UART_PORT_NUM2      (UART_NUM_2)

#define ECHO_TEST_TXD1 GPIO_NUM_1
#define ECHO_TEST_RXD1 GPIO_NUM_2
#define ECHO_UART_PORT_NUM1      (UART_NUM_1)

#else

#define ECHO_TEST_TXD2 GPIO_NUM_1 
#define ECHO_TEST_RXD2 GPIO_NUM_2 
#define ECHO_UART_PORT_NUM2      (UART_NUM_2)

#define ECHO_TEST_TXD1 GPIO_NUM_45
#define ECHO_TEST_RXD1 GPIO_NUM_46
#define ECHO_UART_PORT_NUM1      (UART_NUM_1)

#endif

/*不使用RTS CTS*/
#define ECHO_TEST_RTS (UART_PIN_NO_CHANGE)
#define ECHO_TEST_CTS (UART_PIN_NO_CHANGE)

/* 通讯参数设置 */
#define ECHO_UART_BAUD_RATE     (9600)
#define ECHO_TASK_STACK_SIZE    (8*1024)

/* 选择使用大端/小端模式 */
#define BIG_ENDIAN_USED  0
#define LITTLE_ENDIAN_USED  !BIG_ENDIAN_USED

/* 流量计通讯参数设定 地址、功能码 */
#define FLUX_ADDR 0x01
#define FLUX_FUNC_READ 0x03
#define FLUX_FUNC_SET 0x10
#define FLUX_FUNC_SET_SINGLE 0x06

/* 启动指令下发事件组标志位 */
#define START_TEST_EVENT_BIT BIT0

/* 定义缓冲大小 */
#define BUF_SIZE (1024)

/*定义工作模式*/
enum FluxMachineWorkMode{
    FLUX_MODE_NORMAL,
    FLUX_MODE_TIMER,
    FLUX_MODE_VOLUME,
    FLUX_MODE_REV,
};

/**
 * @brief RTU通讯帧
 *
 */
struct ModbusRTU_Frame
{
    unsigned char ADDR;
    unsigned char FUNC;
    unsigned char DATA[4];
    unsigned char CRC[2];
};

/**
 * @brief 32位RTU通讯帧
 *
 */
struct ModbusRTU_Frame2Reg
{
    unsigned char ADDR;
    unsigned char FUNC;

    unsigned short regAddr;
    unsigned short regNum;
    uint8_t ByteNum;

    uint8_t DATA[4];
    unsigned char CRC[2];
};

/**
 * @brief 当前机器状态
 *
 */
struct FluxMachineData
{
    enum FluxMachineWorkMode workMode;
    float time;
    float volume;
    float rev;

    float breathTimes;
    int32_t breathRate;

    unsigned short finishFlag;
    float liquidTemperature;
    float cumulativeVolume;
};

/* 记录当前呼吸频率、累计流量、累计体积、累计时间等数据 */
extern struct FluxMachineData FluxMachineData;

/* 通讯帧结构体 */
extern struct ModbusRTU_Frame2Reg flux_frame2Reg;

/* 通讯帧结构体 */
extern struct ModbusRTU_Frame flux_frame;
extern struct ModbusRTU_Frame breath_frame;

/* 定义用于下发启动指令的帧 */
extern struct ModbusRTU_Frame flux_frame_start;

/* 启动指令下发事件组 */
extern EventGroupHandle_t start_state_event_group;

/* 导出当前工作模式的变量 */
extern bool is_test_mode_nom;

/**
 * @brief 启动指令下发宏函数
 * 
 */
#define FLUX_TEST_START  	flux_frame_start.ADDR = FLUX_ADDR;\
	                        flux_frame_start.FUNC = FLUX_FUNC_SET_SINGLE;\
                             \
                            flux_frame_start.DATA[0] = 0x00;\
                            flux_frame_start.DATA[1] = 0x01;\
                            flux_frame_start.DATA[2] = 0x00;\
                            flux_frame_start.DATA[3] = 0x01;\
                            ESP_ERROR_CHECK(ModbusRTU_Send_0306(ECHO_UART_PORT_NUM1,&flux_frame_start));\
                            ESP_LOGI("FLUX_TEST_START","send start");

/**
 * @brief 测试正确显示
 * 
 */
#define RESULT_RIGHT lv_obj_set_style_bg_color(ui_pageHome_panelTestResult,lv_color_hex(0x00FF00),LV_PART_MAIN);\
        			 lv_label_set_text(ui_pageHome_labelTestResult,"V");

/**
 * @brief 测试错误显示
 * 
 */
#define RESULT_FAULT lv_obj_set_style_bg_color(ui_pageHome_panelTestResult,lv_color_hex(0xFF0000),LV_PART_MAIN);\
        			 lv_label_set_text(ui_pageHome_labelTestResult,"X");

/* 定义主界面进度条显示控制函数 */
#define FLUX_PROGRESS_BAR_CONTROL(x) lv_bar_set_value(ui_pageHome_BarTestProgBS, x, LV_ANIM_ON);
    
/**
 * @brief 串口1收发任务 （流量计）
 *
 * @param[in] arg not used
 * 
 */
void uart1_echoTask(void* arg);

/**
 * @brief 串口2收发任务 （呼吸模拟器）
 *
 * @param[in] arg not used
 * 
 */
void uart2_echoTask(void* arg);

/**
 * @brief 测试任务
 *
 * @param[in] arg not used
 * 
 */
void test_task(void *arg);

/**
 * @brief CRC16 校验函数
 *
 * @param[in] pchMsg 输入的数据
 * @param[in] wDataLen 数据长度
 * 
 */
unsigned short CRC16(unsigned char* pchMsg, unsigned short wDataLen);

/**
 * @brief 封装03 06指令函数 单寄存器写、多寄存器读
 *
 * @param[in] uart_num 串口号
 * @param[in] frame 需要发送的数据帧
 * 
 */
esp_err_t ModbusRTU_Send_0306(uart_port_t uart_num, struct ModbusRTU_Frame *frame);

#if USART_USE_10_COMMAND
/**
 * @brief 封装多寄存器写函数 0x10指令
 *
 * @param[in] uart_num 串口号
 * @param[in] frame 需要发送的数据帧
 * 
 */
esp_err_t ModbusRTU_Send_0x10(uart_port_t uart_num, struct ModbusRTU_Frame2Reg *frame);
#endif

/**
 * @brief 封装05指令，修改单个寄存器开关量
 *
 * @param[in] uart_num 串口号
 * @param[in] frame 需要发送的数据帧
 * 
 */
esp_err_t ModbusRTU_Send_0x05(uint32_t ADDR);

/**
 * @brief 根据主界面内容刷新测试结果
 * 
 */
esp_err_t RefreshResult(void);


#ifdef __cplusplus
} /*extern "C"*/
#endif

#endif