#include "device_ctrl_service.h"

#include "app_event_distribute.h"
#include "board/board_battery_state.h"
#include "board/board_beep_ctrl.h"
#include "board/board_button.h"
#include "board/board_light_ctrl.h"
#include "board/board_sdcard_driver.h"
#include "heart_wave_sample_service.h"
#include "sample_data_manager_service.h"
#include "zble_module.h"
#include "zdatachannel_service.h"
//
APP_TIMER_DEF(m_state_machine_driver_tmr);                               // 状态机驱动定时器
static device_state_t m_device_state           = kdevice_state_standby;  // 设备状态
static uint32_t       m_change_to_cur_state_tp = 0;                      // 切换到当前状态的时间戳
static int            m_sample_data_fd         = -1;                     // 采集数据文件描述符

/*******************************************************************************
 *                                  函数列表                                   *
 *******************************************************************************/

void           DeviceCtrl_change_to_state(device_state_t state);
uint32_t       DeviceCtrl_cur_state_haspassed_ms();
device_state_t DeviceCtrl_now_state();

/*******************************************************************************
 *                                  事件路由                                   *
 *******************************************************************************/

static void state_machine_driver_tmr_cb(void* p_context) {  //
  static app_event_t appevent;
  appevent.eventType = kevent_tmr_scheduler;
  AppEvent_pushEvent(&appevent);
}
/**
 * @brief 按键事件处理
 */
static void board_button_cb(ButtonIndex_t pin_no, ButtonAction_t button_action) {  //
  static app_event_t event;
  event.eventType = button_action == kButtonAction_push ? kevent_button_push_event : kevent_button_release_event;
  AppEvent_pushEvent(&event);
}

static void zble_event_listener(zble_event_t* ble_event) {  //
  static app_event_t event;
  if (ble_event->eventType == kzble_event_connected) {
    event.eventType = kevent_ble_connect_event;
    AppEvent_pushEvent(&event);
  } else if (ble_event->eventType == kzble_event_disconnected) {
    event.eventType = kevent_ble_disconnect_event;
    AppEvent_pushEvent(&event);
  }
}

/*******************************************************************************
 *                                  事件处理                                   *
 *******************************************************************************/
static bool m_ispoweron            = false;
static bool m_drop_state_triggered = false;
static void poweroff() {
  if (!m_ispoweron) return;
  BoardBeepCtrl_unload();
  BoardLight_unload();
  BoardBattery_unload();
  BoardButton_unload();
  SampleDataMgr_unloadDriver();
  hwss_unload();
  DeviceCtrl_change_to_state(kdevice_state_standby);
  zble_module_stop_adv();
  BoardLight_setGreenLightEffect(kLightEffect_close);

  // 进入深度睡眠前，使能唤醒引脚
  BoardButton_enable_sense();
  app_timer_stop_all();
  // 系统进入深度睡眠
  sd_power_system_off();
  NVIC_SystemReset();
  m_ispoweron = false;
}
static void poweron() {
  if (m_ispoweron) {
    return;
  }

  BoardBeepCtrl_load();
  BoardLight_load();
  BoardBattery_load();
  BoardButton_load();
  SampleDataMgr_loadDriver();
  hwss_load();
  DeviceCtrl_change_to_state(kdevice_state_ready);
  zble_module_start_adv();
  BoardLight_setGreenLightEffect(kLightEffect_slowFlash);
  m_ispoweron = true;
}

static sample_data_filename_t* cratefilename() {
  static ztm_t                  tm;
  static sample_data_filename_t sampledata_file_name;
  memset(&sampledata_file_name, 0, sizeof(sampledata_file_name));
  znordic_rtc_gettime(&tm);

  sampledata_file_name.year  = tm.tm_year + 1900 - 2000;
  sampledata_file_name.month = tm.tm_mon + 1;
  sampledata_file_name.day   = tm.tm_mday;
  sampledata_file_name.hour  = tm.tm_hour;
  sampledata_file_name.min   = tm.tm_min;
  sampledata_file_name.sec   = tm.tm_sec;
  return &sampledata_file_name;
}

static void prvf_change_to_standby_state() {
  poweroff();
  DeviceCtrl_change_to_state(kdevice_state_standby);
}
static void prvf_change_to_ready_state() {
  poweron();
  DeviceCtrl_change_to_state(kdevice_state_ready);
  BoardBeepCtrl_setEffect(kBoardBeepEffect_oneShortBeep);
}
static const char* dropstate(uint8_t drop0, uint8_t drop1) {
  static char state[128];
  sprintf(state, "drop0:%d%d%d%d-%d%d%d%d drop1:%d%d%d%d-%d%d%d%d",                                //
          drop0 & 0x80 ? 1 : 0, drop0 & 0x40 ? 1 : 0, drop0 & 0x20 ? 1 : 0, drop0 & 0x10 ? 1 : 0,  //
          drop0 & 0x08 ? 1 : 0, drop0 & 0x04 ? 1 : 0, drop0 & 0x02 ? 1 : 0, drop0 & 0x01 ? 1 : 0,  //
          drop1 & 0x80 ? 1 : 0, drop1 & 0x40 ? 1 : 0, drop1 & 0x20 ? 1 : 0, drop1 & 0x10 ? 1 : 0,  //
          drop1 & 0x08 ? 1 : 0, drop1 & 0x04 ? 1 : 0, drop1 & 0x02 ? 1 : 0, drop1 & 0x01 ? 1 : 0   //
  );
  return state;
}
static void prvf_change_to_sample_state() {  //
  if (m_device_state == kdevice_state_sampling) {
    return;
  }
  DeviceCtrl_change_to_state(kdevice_state_sampling);
}

static void app_event_listener(void* p_event_data, uint16_t event_size) {  //
  app_event_t* event = (app_event_t*)p_event_data;
  static bool  inited;
  if (!inited) {
    nrf_gpio_cfg_input(BUTTON_PIN, NRF_GPIO_PIN_NOPULL);
    inited = true;
  }
  ZLOGI("button %d", nrf_gpio_pin_read(BUTTON_PIN));

  /*******************************************************************************
   *                              状态无关事件处理                               *
   *******************************************************************************/
  if (event->eventType == kevent_ble_connect_event) {
    BoardLight_setGreenLightEffect(kLightEffect_open);
    return;
  } else if (event->eventType == kevent_ble_disconnect_event) {
    BoardLight_setGreenLightEffect(kLightEffect_slowFlash);
    return;
  }

  /*******************************************************************************
   *                                   状态机                                    *
   *******************************************************************************/
  // ZLOGI("state %d", m_device_state);
  if (m_device_state == kdevice_state_standby) {
    // 休眠模式现在是深度睡眠，所以永远不会触发这个回调
  }

  //
  else if (m_device_state == kdevice_state_ready) {
    if (!zble_module_is_connected() && DeviceCtrl_cur_state_haspassed_ms() > APP_AUTO_SLEEP_TIMEOUT_MS) {
      ZLOGI("auto sleep");
      prvf_change_to_standby_state();
    }

    if (event->eventType == kevent_start_sample_cmd_event) {
      ZLOGI("start sample");
      // SD卡连接到单片机
      SampleDataMgr_changeToLocalMode();
      // 创建文件
      m_sample_data_fd = SampleDataMgr_open(cratefilename(), kwrflag_write_only);
      ZASSERT(m_sample_data_fd > 0);
      // 切换到采集状态
      prvf_change_to_sample_state();
      // 开始采集
      hwss_start_capture();

      {
        static app_event_t event;
        event.eventType = kevent_sample_start_event;
        AppEvent_pushEvent(&event);
      }

      BoardBeepCtrl_setEffect(kBoardBeepEffect_oneShortBeep);
    }
  }
  //
  else if (m_device_state == kdevice_state_sampling) {
    // 采集的字节长度超过最大字节长度，停止采集

    if (event->eventType == kevent_capture_data_block_event) {
      SampleDataMgr_write(m_sample_data_fd, (uint8_t*)event->val.block_sensor_data.data, event->val.block_sensor_data.len);
    }

    uint8_t drop0 = hwss_get_drop_state0();
    uint8_t drop1 = hwss_get_drop_state1();

    if ((drop0 || drop1) && event->eventType == kevent_tmr_scheduler) {
      ZLOGI("[%d] drop %s", znordic_getpower_on_ms(), dropstate(drop0, drop1));
    }

    bool stopcapture = false;
    if (SampleDataMgr_getFileSizeByFd(m_sample_data_fd) > SDCARD_MAX_FILE_SIZE) {
      ZLOGI("stop sample because file size is too large");
      stopcapture = true;
    } else if (event->eventType == kevent_stop_sample_cmd_event) {
      ZLOGI("stop sample because stop sample event");
      stopcapture = true;
    }

    if (stopcapture) {
      // 关闭文件
      SampleDataMgr_close(m_sample_data_fd);
      // SD卡连接到外部typec
      SampleDataMgr_changeToExtMode();
      // 停止采集
      hwss_stop_capture();
      // 切换到待机状态
      prvf_change_to_ready_state();

      {
        static app_event_t event;
        event.eventType = kevent_sample_stop_event;
        AppEvent_pushEvent(&event);
      }
    }
  }
}

void DeviceCtrl_startSample() {
  ZLOGI("start sample");
  static app_event_t event;
  event.eventType = kevent_start_sample_cmd_event;
  AppEvent_pushEvent(&event);
}
void DeviceCtrl_stopSample() {
  ZLOGI("stop sample");
  static app_event_t event;
  event.eventType = kevent_stop_sample_cmd_event;
  AppEvent_pushEvent(&event);
}

/*******************************************************************************
 *                                   EXTERN                                    *
 *******************************************************************************/

void DeviceCtrl_init() {
  // 蜂鸣器初始化
  BoardBeepCtrl_init();
  // 板载指示灯初始化
  BoardLight_Init();
  // 按键初始化
  BoardButton_Init(board_button_cb);
  // 电池初始化
  BoardBattery_init();
  // SD卡初始化
  SampleDataMgr_init();
  // 心电采集服务初始化
  hwss_init();
  // 注册事件监听
  AppEvent_regListener(app_event_listener);
  // 监听蓝牙事件
  zble_module_reglistener(zble_event_listener);
  // 切换到待机状态
  prvf_change_to_ready_state();

  ZERROR_CHECK(app_timer_create(&m_state_machine_driver_tmr, APP_TIMER_MODE_REPEATED, state_machine_driver_tmr_cb));
  ZERROR_CHECK(app_timer_start(m_state_machine_driver_tmr, APP_TIMER_TICKS(100), NULL));  // 200HZ采样
}

/*******************************************************************************
 *                                    UTILS                                    *
 *******************************************************************************/
void DeviceCtrl_change_to_state(device_state_t state) {
  ZLOGI("change state from %s to %s", ds2str(m_device_state), ds2str(state));
  m_device_state           = state;
  m_change_to_cur_state_tp = znordic_getpower_on_ms();
}
uint32_t       DeviceCtrl_cur_state_haspassed_ms() { return znordic_haspassed_ms(m_change_to_cur_state_tp); }
device_state_t DeviceCtrl_now_state() { return m_device_state; }

#if 0
static void DeviceCtrl_test() {
  /**
   * @brief
   *  1. 测试蜂鸣器
   *  2. 测试按键
   *  3. 测试LED
   *  4. 测试指示灯
   *   . SD卡
   *  5. 测试电池电量采集
   */
#if 0
  //蜂鸣器测试
  BoardBeepCtrl_init();
  BoardBeepCtrl_load();
  BoardBeepCtrl_setEffect(kBoardBeepEffect_continuousShortBeep);
#endif

#if 1
  // BoardButton_Init(board_button_cb);

#endif

#if 0
  BoardLight_Init();
  BoardLight_load();
  BoardLight_setGreenLightEffect(kLightEffect_slowFlash);
#endif
#if 0
  Board_sdcardInit();
  Board_sdcardConnectToInternal();
  Board_sdcardConnectToExt();

  Board_sdcardConnectToInternal();
  Board_sdcardConnectToExt();

#endif
#if 0
  sample_data_mgr_init();
  sample_data_mgr_loadDriver();
  sample_data_mgr_change_to_local_mode();

  sample_data_filename_t filename;
  int                    fd = sample_data_mgr_open(&filename, kwrflag_write_only);
  sample_data_mgr_write(fd, "123456", 6);
  sample_data_mgr_close(fd);
  sample_data_mgr_change_to_ext_mode();
#endif
#if 1
  // 蜂鸣器测试

#endif
}
#endif