feat: 달력 5행 동적 높이 조정 및 연차 메인 화면 연동

- 달력 5행일 때 아이템 높이를 동적으로 계산하여 화면 꽉 채우기
- 메인 화면 tvAnnualLeave에 남은 연차 표시 기능 추가
- onResume에서 연차 정보 자동 업데이트

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)
Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

app/src/main/java/com/example/shiftalarm/CalendarAdapter.kt

@@ -22,9 +22,9 @@ data class DayShift(
 class CalendarAdapter(
  var days: List<DayShift>,
  private val listener: OnDayClickListener,
-    var showHolidays: Boolean = true
+ var showHolidays: Boolean = true,
+ private val rowCount: Int = 6 // Default to 6 rows
 ) : RecyclerView.Adapter<CalendarAdapter.ViewHolder>() {
-
     interface OnDayClickListener {
         fun onDayClick(date: LocalDate, currentShift: String)
     }
@@ -52,6 +52,20 @@ class CalendarAdapter(
  val item = days[position]
  val context = holder.itemView.context
 
+ // Dynamically adjust item height based on row count (5 or 6 rows)
+ val displayMetrics = context.resources.displayMetrics
+ val screenWidth = displayMetrics.widthPixels
+ val itemWidth = screenWidth / 7 // Each cell width
+ val itemHeight = if (rowCount == 5) {
+ (itemWidth * 1.2).toInt() // Taller items for 5 rows to fill space
+ } else {
+ itemWidth // Square items for 6 rows
+ }
+
+ val layoutParams = holder.itemView.layoutParams
+ layoutParams.height = itemHeight
+ holder.itemView.layoutParams = layoutParams
+
  if (item.date == null) {
  holder.itemView.visibility = View.INVISIBLE
  return

app/src/main/java/com/example/shiftalarm/MainActivity.kt

@@ -202,6 +202,17 @@ class MainActivity : AppCompatActivity() {
  lifecycleScope.launch {
  syncAllAlarms(this@MainActivity)
  }
+
+ // 연차 정보 업데이트
+ lifecycleScope.launch {
+ val repo = ShiftRepository(this@MainActivity)
+ val annualLeave = repo.getAnnualLeave()
+ annualLeave?.let {
+ binding.tvAnnualLeave.text = "연차: ${String.format("%.1f", it.remainingDays)}"
+ } ?: run {
+ binding.tvAnnualLeave.text = "연차: --"
+ }
+ }
  }
 
     private fun showMonthYearPicker() {
@@ -257,6 +268,7 @@ class MainActivity : AppCompatActivity() {
 
  private fun setupCalendar() {
  binding.calendarGrid.layoutManager = GridLayoutManager(this, 7)
+ binding.calendarGrid.setHasFixedSize(false) // Allow dynamic item sizing
  updateCalendar()
  }
 
@@ -296,11 +308,17 @@ class MainActivity : AppCompatActivity() {
 
  val days = generateDaysForMonthWithData(currentViewMonth, currentViewTeam, factory, overrides, memos)
 
+ // Calculate row count (5 or 6 rows)
+ val daysInMonth = currentViewMonth.lengthOfMonth()
+ val firstDayOfMonth = currentViewMonth.atDay(1).dayOfWeek.value % 7
+ val actualDayCount = firstDayOfMonth + daysInMonth
+ val rowCount = if (actualDayCount <= 35) 5 else 6
+
  val adapter = CalendarAdapter(days, object : CalendarAdapter.OnDayClickListener {
  override fun onDayClick(date: LocalDate, currentShift: String) {
  showDaySettingsDialog(date, currentShift)
  }
-            }, binding.cbShowHolidays.isChecked)
+ }, binding.cbShowHolidays.isChecked, rowCount)
 
             binding.calendarGrid.adapter = adapter
             binding.monthTitle.text = currentViewMonth.format(DateTimeFormatter.ofPattern("yyyy년 MM월"))
@@ -316,8 +334,15 @@ class MainActivity : AppCompatActivity() {
                 binding.todayStatusText.text = "오늘의 근무: $shiftForViewingTeam$teamSuffix"
  binding.todayStatusText.setTextColor(androidx.core.content.ContextCompat.getColor(this@MainActivity, R.color.text_secondary))
  }
-        }
 
+ // Update Annual Leave display
+ val annualLeave = withContext(Dispatchers.IO) { repo.getAnnualLeave() }
+ annualLeave?.let {
+ binding.tvAnnualLeave.text = "연차: ${String.format("%.1f", it.remainingDays)}"
+ } ?: run {
+ binding.tvAnnualLeave.text = "연차: --"
+ }
+ }
         updateOtherTeamsLayout(today, factory, prefs)
     }
 
@@ -377,7 +402,7 @@ class MainActivity : AppCompatActivity() {
  if (currentViewTeam != t) {
  currentViewTeam = t
  updateCalendar()
-                            Toast.makeText(context, "${t}반 근무표를 표시합니다.", Toast.LENGTH_SHORT).show()
+ showCustomToast(context, "${t}반 근무표를 표시합니다.")
  }
  }
                 }