/****************************************************************************
** BLE.c
**
** Copyright (c) Siargo Ltd. 2020
** All Rights Reserved.
**
** BY DMY
**
** 蓝牙无线通讯模块
**
**
** 历史文件
** 2026-03-09  V1000 
*****************************************************************************/

/* Includes ----------------------------------------------------------------*/
#include "../main/SystemInclude.h"
/* -------------------定义变量--------------------------------------*/
extern DMA_HandleTypeDef		DMA_Handle_UartRx , DMA_Handle_UartTx ;	

static u8 BLE_resp = BLE_WAIT;

uint8_t Series[12]={0,1,2,3,4,5,6,7,8,9,10,11};
uint8_t BLE_count;
uint8_t BLE_flag;

u8 BLE_at_response_check(u8 *resp, u8 check_resp)
{// 等待处理模组返回的信息
    u8 count = 0;
    while(*resp != check_resp)
	{
        delay_ms(10);
        count++;
        if(count == 100) //等待1s，如果仍然没有更新，则表示模组没有返回，可能卡死了
            return 1;
    }
	return 0;
}

u8 BLE_at_cmd_write(char *pbuf)
{
  BLE_resp = BLE_WAIT;
  BLE_SendData((u8*)pbuf, strlen(pbuf));
  return BLE_at_response_check(&BLE_resp, BLE_OK);
}

u8 BLE_at_rec_process(char *inbuf, u8 data_len)// 处理模组传给MCU的数据，根据需求自行填写
{
  int i = 0;
  u8 resp;
  if (strstr(inbuf,"ERROR\r"))
  {
      resp = BLE_ERROR;
  } else if(strstr(inbuf,"OK\r")) {
      resp = BLE_OK;
  } else {
      resp = BLE_OTHER;
  }
  return resp;
}

void BLE_lp_exit(void)
{
  LHL_GPIO_WritePin(BLE_CTS_GPIO, BLE_CTS_PIN, GPIO_PIN_SET);
  delay_ms(1);
  LHL_GPIO_WritePin(BLE_CTS_GPIO, BLE_CTS_PIN, GPIO_PIN_RESET);
  delay_ms(1);
}
void BLE_lp_enter(void)
{
  BLE_at_cmd_write("AT+SLEEP=0,1\r\n");

}
void BLE_metering_packet_send(void)
{
  char tx_buf[256];
  BLE_lp_exit();
  BLE_at_cmd_write(tx_buf);
  BLE_at_cmd_write("AT+ADS=1,0,1000\r\n"); 
}
void BLE_identification_packet_send(void)
{
  char tx_buf[256];
  BLE_lp_exit();
  
  BLE_at_cmd_write(tx_buf);
  BLE_at_cmd_write("AT+ADS=1,0,100\r\n"); 
}
void BLE_beacon_check(void)
{
  BLE_count++;
  if(BLE_count == 236)
    BLE_flag = BLE_FLAG_ID;// 计时到，标记发送 ID 包
  else if(BLE_count == 240){
    BLE_count = 0;;// 计时到，重置计数器
    BLE_flag = BLE_FLAG_METER;// 标记发送计量包
  }
  else
    ;
}
void BLE_beacon_done(void)
{
  if(BLE_flag == BLE_FLAG_METER){
    BLE_metering_packet_send();
    BLE_flag = 0;
  }
  else if(BLE_flag == BLE_FLAG_ID){
    BLE_identification_packet_send();
    BLE_flag = 0;
  }
  else
    ;
}
/**
 * @brief 清除接收标志
 */
static inline void ClearRxFlag(void)
{
    comState.state.ReceivedData = 0;
}

/******蓝牙部分*************************************************************************************************************/
void BLE_init(void)
{
	GPIO_InitTypeDef GPIO_InitStruct;
  // CTS 输入模式 (用于流控检测)
	GPIO_InitStruct.Pin = BLE_CTS_PIN;               
	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStruct.Current = GPIO_CURRENT_2mA;
	GPIO_InitStruct.Pull = GPIO_PULLUP;
	GPIO_InitStruct.SchmittTrigger = ENABLE;
	GPIO_InitStruct.Alternate = GPIOx_AF_GPIO;         // // AF为普通IO
	LHL_GPIO_Init(BLE_CTS_GPIO, &GPIO_InitStruct);  
  
  // RST
	GPIO_InitStruct.Pin = BLE_RST_PIN;               
	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
	GPIO_InitStruct.Current = GPIO_CURRENT_2mA;
	GPIO_InitStruct.Pull = GPIO_NOPULL;
	GPIO_InitStruct.SchmittTrigger = ENABLE;
	GPIO_InitStruct.Alternate = GPIOx_AF_GPIO;         // // AF为普通IO
	LHL_GPIO_Init(BLE_RST_GPIO, &GPIO_InitStruct);
	
	//3. 默认拉高复位脚
	LHL_GPIO_WritePin(BLE_CTS_GPIO, BLE_CTS_PIN, GPIO_PIN_RESET);
	LHL_GPIO_WritePin(BLE_RST_GPIO, BLE_RST_PIN, GPIO_PIN_SET);
	delay_ms(1000);
	
	char tx_buf[256];
    BLE_at_cmd_write("+++"); // 进入 AT 指令模式
  // 设置蓝牙名称：SIARGO + 序列号 (Hex格式)
   sprintf(tx_buf, "AT+NAME=1,53494152%x%x%x%x%x%x%x%x%x%x\r\n", Series[1], Series[2], Series[3], 
                Series[4], Series[5], Series[6], Series[7], Series[8], Series[9], Series[10] );
  BLE_at_cmd_write(tx_buf);
  // 发送 AT+EXIT 退出 AT 模式，进入透传模式
  // 此后，模块将不再解析 AT 指令，所有串口数据将直接透传给 MCU
  BLE_at_cmd_write("AT+EXIT\r\n");  
	
}
void BLE_HardwareReset(void)
{
    // 拉低复位
    LHL_GPIO_WritePin(BLE_RST_GPIO, BLE_RST_PIN, GPIO_PIN_RESET);
    delay_ms(BLE_RESET_HOLD_TIME);
    
    // 拉高释放
    LHL_GPIO_WritePin(BLE_RST_GPIO, BLE_RST_PIN, GPIO_PIN_SET);
    delay_ms(BLE_RESET_WAIT_TIME); 
}

void BLE_SendData(uint8_t *pData, uint16_t len)
{
    if (pData == NULL || len == 0) return;
    // 停止之前传输
//    LHL_DMA_Stop(&DMA_Handle_UartTx); 
//    // 拷贝并发送
//    memcpy(comState.TxdData, pData, len);
    MBBuf.TxdLen = len;
	MBBuf.TxPointer =pData ;
    StartDMAForTxdMainUartData();
}


void BLEModBusReturnDevice(void)
{
   MBBuf.RxPointer[0] = 0x01; // 从机地址
   MBBuf.RxPointer[1] = 0x2B; // 功能码 (自定义)
   MBBuf.RxPointer[2] = 0x0E; // 长度
   MBBuf.RxPointer[3] = 0x01;
   MBBuf.RxPointer[4] = 0x01;
   MBBuf.RxPointer[5] = 0xFF;
   MBBuf.RxPointer[6] = 0x05;
   MBBuf.RxPointer[7] = 0x03;
   MBBuf.RxPointer[8] = 0x00;
   MBBuf.RxPointer[9] = 0x0D;
   // 硬编码字符串 "SIARGO-MF5700"
   MBBuf.RxPointer[10] = 0x53;//S
   MBBuf.RxPointer[11] = 0x49; //I
   MBBuf.RxPointer[12] = 0x41;//A
   MBBuf.RxPointer[13] = 0x52;//R
   MBBuf.RxPointer[14] = 0x47;//G
   MBBuf.RxPointer[15] = 0x4F;//O
   MBBuf.RxPointer[16] = 0x2D;//-
   MBBuf.RxPointer[10] = 0x56; // V
	MBBuf.RxPointer[11] = 0x4D; // M
	MBBuf.RxPointer[12] = 0x31; // 1
	MBBuf.RxPointer[13] = 0x30; // 0
	MBBuf.RxPointer[14] = 0x30; // 0
	MBBuf.RxPointer[15] = 0x30; // 0
   MBBuf.RxPointer[23] = 0x02;//XULEIHAO (类型号?)
   MBBuf.RxPointer[24] = 0x0C;   // 序列号长度
   MBBuf.RxPointer[25] = Series[0]; // 填充10位序列号
   MBBuf.RxPointer[26] = Series[1];
   MBBuf.RxPointer[27] = Series[2];
   MBBuf.RxPointer[28] = Series[3];
   MBBuf.RxPointer[29] = Series[4];
   MBBuf.RxPointer[30] = Series[5];
   MBBuf.RxPointer[31] = Series[6];
   MBBuf.RxPointer[32] = Series[7];
   MBBuf.RxPointer[33] = Series[8];
   MBBuf.RxPointer[34] = Series[9];
   MBBuf.RxPointer[35] = Series[10];
   MBBuf.RxPointer[36] = Series[11];
   MBBuf.RxPointer[37] = 0x02;
   MBBuf.RxPointer[38] = 0x04;
//   MBBuf.RxPointer[39] = MAJ_VERSION; // 固件版本
//   MBBuf.RxPointer[40] = SUB_VERSION;
//   MBBuf.RxPointer[41] = REV_VERSION;
//   MBBuf.RxPointer[42] = BUD_VERSION;
   MBBuf.RxPointer[39] = 0x0a; // 固件版本
   MBBuf.RxPointer[40] = 0x0b;
   MBBuf.RxPointer[41] = 0x0c;
   MBBuf.RxPointer[42] = 0x0d;
   MBBuf.RxPointer[43] = 0x03;
   MBBuf.RxPointer[44] = 0x01;
   MBBuf.RxPointer[45] = 0x00;
   MBBuf.RxPointer[46] = 0x04;
   MBBuf.RxPointer[47] = 0x01;
   MBBuf.RxPointer[48] = 0x00;

  MBBuf.TxdLen =49;
}

void BLEModBusReturnData(void)
{
  
  u8   tx_Length;
  
   tx_Length = 0;  
   MBBuf.RxPointer[tx_Length++] = 0x01;
   MBBuf.RxPointer[tx_Length++] = 0x42;
   MBBuf.RxPointer[tx_Length++] = 0x0c;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x3A;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x3C;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x3E;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x37;
   //MBBuf.RxPointer[tx_Length++] = 0x00; 
  // MBBuf.RxPointer[tx_Length++] = 0x48;
   MBBuf.RxPointer[tx_Length++] = 0x00;   
   MBBuf.RxPointer[tx_Length++] = 0x50;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x51;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x90; 
   
   MBBuf.RxPointer[2] = tx_Length - 3;
   MBBuf.TxdLen=tx_Length;
   
}

void BLEModBusReturnparameter(void)
{ 
  u8   tx_Length;
  
   tx_Length = 0;  
   MBBuf.RxPointer[tx_Length++] = 0x01;
   MBBuf.RxPointer[tx_Length++] = 0x43;   
   MBBuf.RxPointer[tx_Length++] = 0x12;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x83;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x85;   
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x8B; 
   MBBuf.RxPointer[tx_Length++] = 0x00; 
   MBBuf.RxPointer[tx_Length++] = 0x96;
   MBBuf.RxPointer[tx_Length++] = 0x00;   
   MBBuf.RxPointer[tx_Length++] = 0x98;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x9A;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0x9C; 
   MBBuf.RxPointer[tx_Length++] = 0x00; 
   MBBuf.RxPointer[tx_Length++] = 0xF2;
   MBBuf.RxPointer[tx_Length++] = 0x00;
   MBBuf.RxPointer[tx_Length++] = 0xF0;
   MBBuf.RxPointer[2] = tx_Length - 3; 
   MBBuf.TxdLen=tx_Length;   
}

/**
 * @brief 启动蓝牙初始化流程
 * @note 此函数只做硬件复位和设置开始标志，不会阻塞
 */
void BLE_Application_Init(void)
{
    /* ==================== 第 1 步：硬件初始化 ==================== */
    // 1.1 调用底层驱动初始化 GPIO (CTS/RTS/RST)
    BLE_init();
	//硬件复位
//    LHL_GPIO_WritePin(BLE_RST_GPIO, BLE_RST_PIN, GPIO_PIN_RESET); 
}