Fixes spacing and dimension issues

app/src/main/java/net/pokeranalytics/android/ui/view/GridSpacingItemDecoration.kt

@@ -7,7 +7,11 @@ import androidx.recyclerview.widget.RecyclerView
 /**
  * Manage spacing for recycler view & grid layout manager
  */
-class GridSpacingItemDecoration(val spanCount: Int, val spacing: Int, val includeEdge: Boolean) :
+class GridSpacingItemDecoration(
+	private val spanCount: Int,
+	private val spacing: Int,
+	private val includeEdge: Boolean
+) :
 	RecyclerView.ItemDecoration() {
 
 	override fun getItemOffsets(outRect: Rect, view: View, parent: RecyclerView, state: RecyclerView.State) {

app/src/main/java/net/pokeranalytics/android/ui/view/RowViewType.kt

@@ -599,25 +599,29 @@ enum class RowViewType(private var layoutRes: Int) : ViewIdentifier {
 
 			itemView.findViewById<RecyclerView?>(R.id.recyclerView)?.let { recyclerView ->
 
+				setLayoutManager(this.spanCount)
+
 //				val spanCount = row.unit.spanCount
-				val spacing = 4.px
+				val spacing = 2.px
 				val includeEdge = true
-
-				val viewManager = object : GridLayoutManager(itemView.context, spanCount) {
-					override fun checkLayoutParams(lp: RecyclerView.LayoutParams?): Boolean {
-						val side = width / this.spanCount - 4.px
-						lp?.let { params ->
-							params.width = side
-							params.height = side
-						}
-						return true
-					}
-				}
+//
+//				val viewManager = object : GridLayoutManager(itemView.context, spanCount) {
+//					override fun checkLayoutParams(lp: RecyclerView.LayoutParams?): Boolean {
+//						val side = width / this.spanCount - 4.px
+//						lp?.let { params ->
+//							params.width = side
+//							params.height = side
+//						}
+//						return true
+//					}
+//				}
 
 				recyclerView.apply {
 					setHasFixedSize(true)
-					layoutManager = viewManager
-					addItemDecoration(GridSpacingItemDecoration(spanCount, spacing, includeEdge))
+					addItemDecoration(ItemOffsetDecoration(spacing))
+
+//					layoutManager = viewManager
+//					addItemDecoration(GridSpacingItemDecoration(spanCount, spacing, includeEdge))
 				}
 
 			}
@@ -628,7 +632,7 @@ enum class RowViewType(private var layoutRes: Int) : ViewIdentifier {
 
 				val viewManager = object : GridLayoutManager(itemView.context, spanCount) {
 					override fun checkLayoutParams(lp: RecyclerView.LayoutParams?): Boolean {
-						val side = width / spanCount - 4.px
+						val side = width / spanCount - 3.px
 						lp?.let { params ->
 							params.width = side
 							params.height = side

app/src/main/java/net/pokeranalytics/android/ui/view/SpacesItemDecoration.kt

@@ -0,0 +1,38 @@
+package net.pokeranalytics.android.ui.view
+
+import android.graphics.Rect
+import android.view.View
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerView.ItemDecoration
+
+class SpacesItemDecoration(private val space: Int) : ItemDecoration() {
+
+	override fun getItemOffsets(
+		outRect: Rect,
+		view: View,
+		parent: RecyclerView,
+		state: RecyclerView.State
+	) {
+		outRect.left = space
+		outRect.right = space
+		outRect.bottom = space
+
+		// Add top margin only for the first item to avoid double space between items
+		if (parent.getChildLayoutPosition(view) == 0) {
+			outRect.top = space
+		} else {
+			outRect.top = 0
+		}
+	}
+
+}
+
+class ItemOffsetDecoration(private val mItemOffset: Int) : ItemDecoration() {
+
+	override fun getItemOffsets(outRect: Rect, view: View, parent: RecyclerView,
+	                            state: RecyclerView.State) {
+		super.getItemOffsets(outRect, view, parent, state)
+		outRect[mItemOffset, mItemOffset, mItemOffset] = mItemOffset
+	}
+
+}

app/src/main/res/layout/cell_calendar_grid.xml

@@ -20,6 +20,7 @@
         android:id="@+id/recyclerView"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:layout_marginTop="4dp"
         app:layout_constraintTop_toBottomOf="@id/title"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintEnd_toEndOf="parent"