#include "mywin_inc.h"

// 清零定时器
int WIN_TimerReload(int timerId) {
  WIN_GetWinStruct()->softTimer[timerId - 1].time_ms = 0;
  return 0;
}

// 设置定时器周期
int WIN_SetTimerCycle(int timerId, int cycle) {
  WIN_GetWinStruct()->softTimer[timerId - 1].cycle_ms = cycle;
  return 0;
}

// 添加定时器,成功返回id，失败返回0
int WIN_CreatTimer(WIN_WindowStruct *win, u32 ms) {
  for (int i = 0; i < WIN_SOFTTIMER_MAXNUM; i++) {
    if (WIN_GetWinStruct()->softTimer[i].win == 0) {
      WIN_GetWinStruct()->softTimer[i].win = win;
      WIN_GetWinStruct()->softTimer[i].cycle_ms = ms;
      WIN_GetWinStruct()->softTimer[i].time_ms = 0;
      return i + 1;
    }
  }
  return 0;
}

// 删除指定定时器失败返回-1，成功返回0
int WIN_DeleteTimer(int id) {
  if (id >= WIN_SOFTTIMER_MAXNUM)
    return -1;
  if (id <= 0)
    return -1;
  WIN_GetWinStruct()->softTimer[id - 1].win = 0;
  return 0;
}

// 删除窗口创建的所有定时器
int WIN_WinDeleteTimer(WIN_WindowStruct *win) {
  for (int i = 0; i < WIN_SOFTTIMER_MAXNUM; i++) {
    if (WIN_GetWinStruct()->softTimer[i].win == win) {
      WIN_GetWinStruct()->softTimer[i].win = 0;
    }
  }
  return 0;
}

// 定时器工作
void WIN_TimerWork(void) {
  WIN_MsgStruct msg = {0};
  u32 timePast = WIN_GetTimePast();
  for (int i = 0; i < WIN_SOFTTIMER_MAXNUM; i++) {
    if (WIN_GetWinStruct()->softTimer[i].win) {
      WIN_GetWinStruct()->softTimer[i].time_ms += timePast;
      if (WIN_GetWinStruct()->softTimer[i].time_ms >=
          WIN_GetWinStruct()->softTimer[i].cycle_ms) {
        WIN_GetWinStruct()->softTimer[i].time_ms = 0;
        msg.msg = WIN_MSG_TIMER;
        msg.data.v = i + 1; // 填充定时器id
        WIN_SendMsg(0, WIN_GetWinStruct()->softTimer[i].win, &msg);
      }
    }
  }
}