[스터디 상세보기 뷰] 스터디 시작 시 보여질 요일 선택 뷰를 구현합니다.

android/app/src/main/java/com/created/team201/presentation/common/customview/dayofselector/DayOfWeek.kt

@@ -0,0 +1,22 @@
+package com.created.team201.presentation.common.customview.dayofselector
+
+import androidx.annotation.StringRes
+import com.created.team201.R
+
+enum class DayOfWeek(@StringRes val stringRes: Int) {
+    MONDAY(R.string.monday),
+    TUESDAY(R.string.tuesday),
+    WEDNESDAY(R.string.wednesday),
+    THURSDAY(R.string.thursday),
+    FRIDAY(R.string.friday),
+    SATURDAY(R.string.saturday),
+    SUNDAY(R.string.sunday),
+    ;
+
+    companion object {
+        fun getValuesWithStartDay(startDay: DayOfWeek = MONDAY): List<DayOfWeek> {
+            val values = DayOfWeek.values()
+            return values.slice(startDay.ordinal until values.size) + values.slice(0 until startDay.ordinal)
+        }
+    }
+}

android/app/src/main/java/com/created/team201/presentation/common/customview/dayofselector/DayOfWeekSelector.kt

@@ -0,0 +1,169 @@
+package com.created.team201.presentation.common.customview.dayofselector
+
+import android.content.Context
+import android.content.res.TypedArray
+import android.graphics.drawable.Drawable
+import android.util.AttributeSet
+import android.view.LayoutInflater
+import android.widget.TextView
+import androidx.annotation.DrawableRes
+import androidx.constraintlayout.widget.ConstraintLayout
+import androidx.core.content.res.ResourcesCompat
+import androidx.core.view.children
+import androidx.databinding.BindingAdapter
+import com.created.team201.R
+import com.created.team201.databinding.ViewDayOfWeekSelectorBinding
+
+class DayOfWeekSelector @JvmOverloads constructor(
+    context: Context,
+    attrs: AttributeSet? = null,
+) : ConstraintLayout(context, attrs) {
+
+    private val binding: ViewDayOfWeekSelectorBinding by lazy {
+        ViewDayOfWeekSelectorBinding.inflate(LayoutInflater.from(context), this, true)
+    }
+
+    private val dayTextViews: Map<DayOfWeek, TextView> by lazy { initDayTextViews() }
+
+    private val textViewDays: Map<TextView, DayOfWeek> by lazy { initTextViewDays() }
+
+    private var canMultiSelect: Boolean = false
+
+    private var dayOnClick: DayOnClickListener? = null
+
+    fun interface DayOnClickListener {
+        fun onClick(day: DayOfWeek)
+    }
+
+    init {
+        attrs?.let { setTypedArray(getAttrs(it)) }
+        setupDayTexts()
+        setupDayClickListeners()
+    }
+
+    private fun initDayTextViews(): Map<DayOfWeek, TextView> =
+        DayOfWeek.getValuesWithStartDay()
+            .zip(binding.clDayOfWeekBackground.children.filterIsInstance<TextView>().toList())
+            .toMap()
+
+    private fun initTextViewDays(): Map<TextView, DayOfWeek> =
+        dayTextViews.entries.associateBy({ it.value }, { it.key })
+
+    private fun getAttrs(attrs: AttributeSet): TypedArray {
+        return context.obtainStyledAttributes(attrs, R.styleable.DayOfWeekSelector)
+    }
+
+    private fun setTypedArray(typedArray: TypedArray) {
+        canMultiSelect =
+            typedArray.getBoolean(R.styleable.DayOfWeekSelector_canMultipleSelect, false)
+
+        if (canMultiSelect) {
+            dayTextViews.values.forEach {
+                it.background = getBackground(R.drawable.bg_day_of_week_selector_multi_select)
+            }
+        } else {
+            dayTextViews.values.forEach {
+                it.background = getBackground(R.drawable.bg_day_of_week_selector_single_select)
+            }
+        }
+
+        typedArray.recycle()
+    }
+
+    private fun getBackground(@DrawableRes id: Int): Drawable? = ResourcesCompat.getDrawable(
+        resources,
+        id,
+        null,
+    )
+
+    private fun setupDayClickListeners() {
+        dayTextViews.values.forEach { dayTextView ->
+            dayTextView.setOnClickListener { it ->
+                val clickedDay: DayOfWeek =
+                    requireNotNull(textViewDays[it]) { "$it 에 해당하는 요일이 존재하지 않습니다." }
+                if (canMultiSelect) {
+                    selectDayTextView(dayTextView)
+                    dayOnClick?.onClick(clickedDay)
+                    return@setOnClickListener
+                }
+
+                if (it.isSelected) return@setOnClickListener
+
+                selectDayTextView(dayTextView)
+
+                dayTextViews.values
+                    .filterNot { it == dayTextView }
+                    .forEach { it.isSelected = false }
+                dayOnClick?.onClick(clickedDay)
+            }
+        }
+    }
+
+    private fun setupDayTexts() {
+        val days: List<DayOfWeek> = DayOfWeek.getValuesWithStartDay()
+        dayTextViews.values.forEachIndexed { index, textView ->
+            textView.text = resources.getString(days[index].stringRes)
+        }
+    }
+
+    fun setSelectableDays(selectableDays: List<DayOfWeek>) {
+        dayTextViews.keys.forEach {
+            if (selectableDays.contains(it)) {
+                dayTextViews[it]?.isEnabled = true
+                return@forEach
+            }
+            dayTextViews[it]?.isEnabled = false
+        }
+    }
+
+    fun selectDay(day: DayOfWeek) {
+        dayTextViews[day]?.isSelected = true
+    }
+
+    fun selectDays(days: List<DayOfWeek>) {
+        days.forEach { day ->
+            val textView: TextView =
+                requireNotNull(dayTextViews[day]) { "$day 에 해당하는 TextView가 존재하지 않습니다." }
+
+            textView.isSelected = !(textView.isSelected)
+        }
+    }
+
+    private fun selectDayTextView(day: TextView) {
+        day.isSelected = !day.isSelected
+    }
+
+    fun getSelectedDays(): List<DayOfWeek> {
+        val selectedDayTextViews: List<TextView> = dayTextViews.values.filter { it.isSelected }
+        return selectedDayTextViews.map { requireNotNull(textViewDays[it]) { "$it 에 해당하는 요일이 존재하지 않습니다." } }
+    }
+
+    fun setDayOnClickListener(dayOnClickListener: DayOnClickListener) {
+        dayOnClick = dayOnClickListener
+    }
+
+    fun getSelectedDaysSize(): Int {
+        return dayTextViews.values.count { it.isSelected }
+    }
+
+    companion object {
+
+        @JvmStatic
+        @BindingAdapter("selectableDays")
+        fun setSelectableDays(
+            dayOfWeekSelector: DayOfWeekSelector,
+            selectableDays: List<DayOfWeek>,
+        ) {
+            dayOfWeekSelector.setSelectableDays(selectableDays)
+        }
+
+        @JvmStatic
+        @BindingAdapter("dayOnClick")
+        fun setDayOnClickListener(
+            dayOfWeekSelector: DayOfWeekSelector,
+            dayOnClickListener: DayOnClickListener,
+        ) {
+            dayOfWeekSelector.setDayOnClickListener(dayOnClickListener)
+        }
+    }
+}

android/app/src/main/java/com/created/team201/presentation/studyDetail/StudyDetailActivity.kt

@@ -21,6 +21,7 @@ import com.created.team201.presentation.report.model.ReportCategory
 import com.created.team201.presentation.studyDetail.StudyDetailState.Guest
 import com.created.team201.presentation.studyDetail.StudyDetailState.Master
 import com.created.team201.presentation.studyDetail.adapter.StudyParticipantsAdapter
+import com.created.team201.presentation.studyDetail.bottomSheet.StudyStartBottomSheetFragment
 import com.created.team201.presentation.studyDetail.model.PeriodFormat
 import com.created.team201.presentation.studyDetail.model.StudyDetailUIModel
 import dagger.hilt.android.AndroidEntryPoint
@@ -154,7 +155,11 @@ class StudyDetailActivity :
     }
 
     private fun onMasterClickMainButton() {
-        studyDetailViewModel.startStudy(studyId)
+        val studyStartBottomSheetFragment = StudyStartBottomSheetFragment.newInstance(studyId)
+        studyStartBottomSheetFragment.show(
+            supportFragmentManager,
+            studyStartBottomSheetFragment.tag,
+        )
     }
 
     private fun onNothingClickMainButton() {
@@ -165,7 +170,7 @@ class StudyDetailActivity :
         removeAllFragment()
         LoginBottomSheetFragment().show(
             supportFragmentManager,
-            LoginBottomSheetFragment.TAG_LOGIN_BOTTOM_SHEET
+            LoginBottomSheetFragment.TAG_LOGIN_BOTTOM_SHEET,
         )
     }
 

android/app/src/main/java/com/created/team201/presentation/studyDetail/bottomSheet/StudyStartBottomSheetFragment.kt

@@ -0,0 +1,79 @@
+package com.created.team201.presentation.studyDetail.bottomSheet
+
+import android.os.Bundle
+import android.view.View
+import android.widget.Toast
+import androidx.fragment.app.activityViewModels
+import com.created.team201.R
+import com.created.team201.databinding.FragmentStudyStartBottomSheetBinding
+import com.created.team201.presentation.common.BindingBottomSheetFragment
+import com.created.team201.presentation.studyDetail.StudyDetailViewModel
+
+class StudyStartBottomSheetFragment :
+    BindingBottomSheetFragment<FragmentStudyStartBottomSheetBinding>(
+        R.layout.fragment_study_start_bottom_sheet,
+    ) {
+    private val studyDetailViewModel: StudyDetailViewModel by activityViewModels()
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        initBinding()
+        setupDayOnClickListener()
+    }
+
+    private fun initBinding() {
+        binding.viewModel = studyDetailViewModel
+        binding.onCancelClickListener = { dismiss() }
+        binding.onStartClickListener = ::onStartButtonClick
+        binding.lifecycleOwner = viewLifecycleOwner
+    }
+
+    private fun setupDayOnClickListener() {
+        binding.dowsStudyStartBottomSheetDayOfWeekSelector.setDayOnClickListener {
+            val selectedDaysSize: Int =
+                binding.dowsStudyStartBottomSheetDayOfWeekSelector.getSelectedDaysSize()
+
+            if (selectedDaysSize > 0) {
+                binding.tvStudyStartBottomSheetBtnStart.isEnabled = true
+                return@setDayOnClickListener
+            }
+            binding.tvStudyStartBottomSheetBtnStart.isEnabled = false
+        }
+    }
+
+    private fun onStartButtonClick() {
+//        val studyId = arguments?.getLong(KEY_STUDY_ID) ?: INVALID_STUDY_ID
+//        validateStudyId(studyId)
+//        studyDetailViewModel.startStudy(studyId) ToDo: 서버 연결시 수정
+        Toast.makeText(
+            context,
+            binding.dowsStudyStartBottomSheetDayOfWeekSelector.getSelectedDays().toString(),
+            Toast.LENGTH_SHORT,
+        ).show()
+        dismiss()
+    }
+
+    private fun validateStudyId(studyId: Long) {
+        if (studyId == INVALID_STUDY_ID) {
+            Toast.makeText(
+                context,
+                getString(R.string.study_start_bottom_sheet_dialog_fragment_not_valid_study),
+                Toast.LENGTH_SHORT,
+            ).show()
+            dismiss()
+        }
+    }
+
+    companion object {
+        private const val KEY_STUDY_ID: String = "KEY_STUDY_ID"
+        private const val INVALID_STUDY_ID: Long = 0L
+
+        fun newInstance(studyId: Long): StudyStartBottomSheetFragment =
+            StudyStartBottomSheetFragment().apply {
+                arguments = Bundle().apply {
+                    putLong(KEY_STUDY_ID, studyId)
+                }
+            }
+    }
+}

android/app/src/main/res/drawable/bg_day_of_week_selector.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <corners android:radius="10dp" />
+        </shape>
+    </item>
+</selector>

android/app/src/main/res/drawable/bg_day_of_week_selector_multi_select.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:state_selected="true">
+        <shape android:angle="0" android:shape="oval" android:useLevel="false">
+
+            <solid android:color="@color/green10_CC3AD353" />
+        </shape>
+    </item>
+
+</selector>

android/app/src/main/res/drawable/bg_day_of_week_selector_single_select.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:state_enabled="true" android:state_selected="true">
+        <shape android:angle="0" android:shape="oval" android:useLevel="false">
+
+            <solid android:color="@color/green10_CC3AD353" />
+        </shape>
+    </item>
+
+    <item android:state_enabled="true" android:state_selected="false">
+        <shape android:angle="0" android:shape="oval" android:useLevel="false">
+
+            <solid android:color="@color/green03_016D32" />
+        </shape>
+    </item>
+
+</selector>

android/app/src/main/res/drawable/ic_close.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="32dp"
+    android:height="32dp"
+    android:viewportWidth="32"
+    android:viewportHeight="32">
+  <path
+      android:pathData="M17.414,16L24,9.414L22.586,8L16,14.586L9.414,8L8,9.414L14.586,16L8,22.586L9.414,24L16,17.414L22.586,24L24,22.586L17.414,16Z"
+      android:fillColor="#ffffff"/>
+</vector>

android/app/src/main/res/drawable/selector_study_start_bottom_sheet_btn_start_text_color.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_enabled="false" android:color="@color/green09_799E82" />
+    <item android:color="#ffffff"/>
+</selector>