#include "main.h"
#include "LoRa.h"

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "stdint.h"
#include "stm32l4xx_hal.h"

//GPIO_TypeDef *PA0_GPIO_Port;
//uint16_t PA0_Pin;
#define SIZE 256

extern UART_HandleTypeDef hlpuart1;
extern uint8_t isPrintf; // 定义于 main 函数: 是否打印日志
#define LPUART1_REC_LEN 1024
uint8_t bRxBufferUart1[1];               // 接收数据
uint8_t LPUART1_RX_BUF[LPUART1_REC_LEN]; // 缓存数据
volatile uint16_t LPUART1_RX_LEN = 0;
uint8_t LPUART1_RX_STA[SIZE];
uint8_t Tran_Data[SIZE];
#define CMD_LEN 100
char cmdSend[CMD_LEN];         // 发送上报数据的 AT 指令
uint32_t DefaultTimeout = 300; // 超时
/*LoRa 模块 AT 指令发送

* 参数: uint_t *cmd，需要发送的命令
* uint8_t *result，期望获得的结果
* uint32_t timeOut，等待期望结果的时间
* uint8_t isPrintf，是否打印 Log
*/
void LoRa_SendCmd(uint8_t *cmd, uint8_t *result, uint32_t timeOut, uint8_t isPrintf)
{
//  char *pos;
  HAL_UART_Transmit(&hlpuart1, cmd, strlen((const char *)cmd), 0xff); // 发送AT 指令
 //HAL_UART_Receive_IT(&hlpuart1, bRxBufferUart1, 1);                  // 启动低功耗串口接收中断
  HAL_Delay(timeOut);                                                 // 延时等待
//  while (1)
//  {
//    pos = strstr((const char *)LPUART1_RX_BUF, (const char *)result); // 期望结果，如 "OK"
//    printf("receive:%s\r\n", LPUART1_RX_BUF);                         // 打印 AT 指令返回的数据
//    if (pos)
//    {
//      printf("Success!\r\n");
//      LPUART1_RX_LEN = 0;
//      memset(LPUART1_RX_BUF, 0, strlen((const char *)LPUART1_RX_BUF));
//      // 清除缓存
//      break; // 不清空数据，待处理
//    }
//    else
//    {
//      printf("Fail!\r\n");
//      LPUART1_RX_LEN = 0;
//      memset(LPUART1_RX_BUF, 0, strlen((const char *)LPUART1_RX_BUF)); // 清除缓存
//      HAL_UART_Transmit(&hlpuart1, cmd, strlen((const char *)cmd), 0xff);
//      // error 或者无应答，再次发送
//      HAL_UART_Receive_IT(&hlpuart1, bRxBufferUart1, 1); // 启动低功耗串口接收中断
//      HAL_Delay(timeOut);
//    }
//  }
}
/*LoRa 模块，透明传输点对点模式配置
 * uint8_t isPrintf:是否打印 Log
 * uint8_t isReboot:是否重启
 * 模块地址：10086 通信信道：10 发射功率：11dbm
 */
void LoRa_T_P_Attach(uint8_t isPrintf, uint8_t isReboot)
{
  if (isReboot == 1)
  {
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_SET);
    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_SET);
    HAL_Delay(1000);
    // Configure UART settings
    LoRa_SendCmd((uint8_t *)"AT+UART=7,0\r\n", (uint8_t *)"OK",
           DefaultTimeout, isPrintf);
    // Configure wireless rate
    LoRa_SendCmd((uint8_t *)"AT+WLRATE=10,5\r\n", (uint8_t *)"OK",
           DefaultTimeout, isPrintf);
    // Configure transmit power
    LoRa_SendCmd((uint8_t *)"AT+TPOWER=0\r\n", (uint8_t *)"OK",
           DefaultTimeout, isPrintf);
    // Configure transmission mode
    LoRa_SendCmd((uint8_t *)"AT+TMODE=0\r\n", (uint8_t *)"OK",
           DefaultTimeout, isPrintf);
    // Configure wireless time
    LoRa_SendCmd((uint8_t *)"AT+WLTIME=0\r\n", (uint8_t *)"OK",
           DefaultTimeout, isPrintf);
    // Configure wireless mode
    LoRa_SendCmd((uint8_t *)"AT+CWMODE=0\r\n", (uint8_t *)"OK",
           DefaultTimeout, isPrintf);
    // Configure address
    LoRa_SendCmd((uint8_t *)"AT+ADDR=27,66\r\n", (uint8_t *)"OK",
           DefaultTimeout, isPrintf);
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_RESET);
    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_RESET);
    printf("Attach!\r\n");
  }
}
/*
 * LoRa 模块，透明传输广播模式配置
 * uint8_t isPrintf:是否打印 Log
 * uint8_t isReboot:是否重启
 * 模块地址：0xFFFF 通信信道：10 发射功率：11dbm
 */
void LoRa_T_V_Attach(uint8_t isPrintf, uint8_t isReboot)
{
  if (isReboot == 1)
  {
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_SET);
	  HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_SET);
    HAL_Delay(1000);
    LoRa_SendCmd((uint8_t *)"AT+UART=7,0\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+WLRATE=11,5\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+TPOWER=0\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+TMODE=0\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+WLTIME=0\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+CWMODE=0\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+ADDR=FF,FF\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_RESET);
    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_RESET);
    printf("Attach!\r\n");
  }
}
/*
 * LoRa 模块，定向传输点对点模式配置
 * uint8_t isPrintf:是否打印 Log
 * uint8_t isReboot:是否重启
 */
void LoRa_D_P_Attach(uint8_t isPrintf, uint8_t isReboot)
{
  if (isReboot == 1)
  {
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_SET);
	 HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_SET);
    LoRa_SendCmd((uint8_t *)"AT+UART=7,0\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+WLRATE=10,5\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+TPOWER=0\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+TMODE=1\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+WLTIME=0\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+CWMODE=0\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+ADDR=27,66\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_RESET);
    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_RESET);
    printf("Attach!\r\n");
    // 请补充代码
  }
}
/*
 * LoRa 模块，定向传输广播模式配置
 * uint8_t isPrintf:是否打印 Log
 * uint8_t isReboot:是否重启
 */
void LoRa_D_V_Attach(uint8_t isPrintf, uint8_t isReboot)
{
  if (isReboot == 1)
  {
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_SET);
	  HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_SET);
    LoRa_SendCmd((uint8_t *)"AT+UART=7,0\r\n", (uint8_t *)"OK",
                 DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+WLRATE=10,5\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+TPOWER=0\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+TMODE=1\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+WLTIME=0\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+CWMODE=0\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    LoRa_SendCmd((uint8_t *)"AT+ADDR=FF,FF\r\n", (uint8_t *)"OK",
                  DefaultTimeout, isPrintf);
    //HAL_GPIO_WritePin(PA0_GPIO_Port, PA0_Pin, GPIO_PIN_RESET);
    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0, GPIO_PIN_RESET);
    printf("Attach!\r\n");
    // 请补充代码
  }
}