#include "main.h"
#include "Can.h"
#include "config.h"
#include "gd32c10x.h"
#include "initial.h"
#include "sys/OTA.h"
#include "sys/initial.h"
#include "sys/systick.h"
#include <cstdio>
#include <gd32c10x_fmc.h>

extern CAN_transmiter CAN0_transmiter; // CAN初始化
BootloaderSystem sys;
extern OTAHandler ota;

void BootloaderSystem::initHardware() {
	systick_config(); // 系统时钟初始化
	// USART0_init();	  // 调试串口初始化

	CAN0_transmiter.init();
	check_sleep();
}

void BootloaderSystem::run() {
	volatile u32 *flash_ptr = (volatile u32 *)n_APP_LATEST_EN_ADDR;
	u32 app_enable = *flash_ptr;
	flash_ptr = (volatile u32 *)n_APP_LATEST_CHECK_ADDR;
	u32 app_check = *flash_ptr;
	if (app_check == OTA_AVAL and
		app_enable == OTA_AVAL) { // APP已确认且激活，直接进入
#if OTA_DEBUG
		printf("Normal Mode\r\n");
#endif
		// 正常模式：跳转到APP
		ota.jumpToApplication();
	} else if (app_check == OTA_AVAL and
			   app_enable == OTA_NOT_AVAL) { // 手动禁用APP，进入OTA模式
#if OTA_DEBUG
		printf("OTA Mode1\r\n");
#endif
		// OTA模式
		while (1) {
			CAN0_transmiter.communication_check();
			ota.process();
		}
	} else { // APP无效，确认backup
		volatile u32 *flash_ptr = (volatile u32 *)n_APP_BACKUP_AVAL_ADDR;
		u32 back_aval = *flash_ptr;
		flash_ptr = (volatile u32 *)n_APP_BACKUP_CHECK_ADDR;
		u32 back_check = *flash_ptr;
		if (back_check == OTA_AVAL and
			back_aval == OTA_AVAL) { // backup已确认且激活，复制到主APP区域
#if OTA_DEBUG
			printf("OTA Mode3\r\n");
#endif
			CAN0_transmiter.sendBackup();
			move_app_data();		 // 恢复BACKUP
			ota.jumpToApplication(); // 跳转到APP
		} else {					 // backup无效，进入OTA模式
#if OTA_DEBUG
			printf("OTA Mode4\r\n");
#endif
			// OTA模式
			while (1) {
				CAN0_transmiter.communication_check();
				ota.process();
			}
		}
	}
}
int main(void) {
	sys.initHardware();
	// scanAppFlashContent();
	// test_decrypt();
	sys.run();

	while (1)
		; // 不应该执行到这里
}