add arrows visualisation

app/src/main/java/com/iqball/app/component/Actions.kt

@@ -0,0 +1,330 @@
+package com.iqball.app.component
+
+import androidx.compose.ui.geometry.Rect
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.Path
+import androidx.compose.ui.graphics.PathEffect
+import androidx.compose.ui.graphics.drawscope.ContentDrawScope
+import androidx.compose.ui.graphics.drawscope.DrawScope
+import androidx.compose.ui.graphics.drawscope.Fill
+import androidx.compose.ui.graphics.drawscope.Stroke
+import androidx.compose.ui.graphics.drawscope.rotate
+import arrow.core.Either
+import com.iqball.app.geo.Vector
+import com.iqball.app.model.tactic.Action
+import com.iqball.app.model.tactic.ActionType
+import com.iqball.app.model.tactic.ComponentId
+import com.iqball.app.model.tactic.Segment
+import com.iqball.app.model.tactic.StepContent
+import kotlin.math.cos
+import kotlin.math.pow
+import kotlin.math.sin
+
+private const val ArrowWidthPx = 5F
+private const val ArrowHeadHeightPx = 35F
+
+fun drawActions(
+    drawer: ContentDrawScope,
+    content: StepContent,
+    offsets: Map<String, Vector>,
+    area: Rect,
+    playersPixelsRadius: Float
+) {
+    for (component in content.components) {
+        val originPos = offsets[component.id]!!
+        for (action in component.actions) {
+
+            val type = action.type
+
+            val forceStraight = type == ActionType.Shoot
+
+            val strokeStyle = when (type) {
+                ActionType.Screen, ActionType.Move, ActionType.Dribble -> Stroke(width = ArrowWidthPx)
+                ActionType.Shoot -> Stroke(
+                    width = ArrowWidthPx,
+                    pathEffect = PathEffect.dashPathEffect(floatArrayOf(15F, 15F))
+                )
+            }
+
+            // draw the arrow body
+            if (forceStraight) {
+                val targetOffset = when (val value = action.target) {
+                    is Either.Left -> offsets[value.value]!!
+                    is Either.Right -> value.value.posWithinArea(area)
+                }
+                val path = Path()
+                val pathStart = constraintInCircle(
+                    originPos,
+                    getOrientationPointFromSegmentBounds(
+                        action.segments,
+                        originPos,
+                        offsets,
+                        area,
+                        false
+                    ),
+                    playersPixelsRadius
+                )
+                val pathEnd = constraintInCircle(
+                    targetOffset,
+                    getOrientationPointFromSegmentBounds(
+                        action.segments,
+                        originPos,
+                        offsets,
+                        area,
+                        true
+                    ),
+                    playersPixelsRadius + ArrowHeadHeightPx
+                )
+                path.moveTo(pathStart.x, pathStart.y)
+                path.lineTo(pathEnd.x, pathEnd.y)
+                drawer.drawPath(
+                    path = path,
+                    color = Color.Black,
+                    style = strokeStyle
+                )
+            } else {
+                drawer.drawPath(
+                    path = computeSegmentsToPath(
+                        originPos,
+                        action.segments,
+                        offsets,
+                        area,
+                        type == ActionType.Dribble,
+                        playersPixelsRadius
+                    ),
+                    color = Color.Black,
+                    style = strokeStyle
+                )
+            }
+
+            drawArrowHead(drawer, originPos, action, offsets, area, playersPixelsRadius)
+        }
+    }
+}
+
+private fun drawArrowHead(
+    drawer: DrawScope,
+    originPos: Vector,
+    action: Action,
+    offsets: Map<ComponentId, Vector>,
+    area: Rect,
+    playersPixelsRadius: Float
+) {
+    val segments = action.segments
+    val lastSegment = segments.last()
+    val target = lastSegment.next
+    var targetPos = extractPos(target, offsets, area)
+    val segmentOrientationPoint =
+        getOrientationPointFromSegmentBounds(segments, originPos, offsets, area, true)
+
+    targetPos = constraintInCircle(targetPos, segmentOrientationPoint, playersPixelsRadius)
+
+    val pathAngleToTarget = -targetPos.angleDegWith(segmentOrientationPoint)
+
+    drawer.rotate(pathAngleToTarget, pivot = targetPos.toOffset()) {
+
+        val path =
+            if (action.type == ActionType.Screen) getRectangleHeadPath(targetPos) else getTriangleHeadPath(
+                targetPos
+            )
+        drawPath(path = path, color = Color.Black, style = Fill)
+    }
+}
+
+private fun getTriangleHeadPath(start: Vector): Path {
+    val path = Path()
+    path.moveTo(start.x, start.y)
+    path.relativeLineTo(-ArrowHeadHeightPx, -ArrowHeadHeightPx)
+    path.relativeLineTo(ArrowHeadHeightPx * 2, 0F)
+    return path
+}
+
+private fun getRectangleHeadPath(start: Vector): Path {
+    val path = Path()
+    path.moveTo(start.x, start.y - ArrowHeadHeightPx / 2F)
+    path.relativeLineTo(-ArrowHeadHeightPx, 0F)
+    path.relativeLineTo(0F, -ArrowHeadHeightPx / 2F)
+    path.relativeLineTo(ArrowHeadHeightPx * 2, 0F)
+    path.relativeLineTo(0F, ArrowHeadHeightPx / 2F)
+    return path
+}
+
+private fun getOrientationPointFromSegmentBounds(
+    segments: List<Segment>,
+    originPos: Vector,
+    offsets: Map<ComponentId, Vector>,
+    area: Rect,
+    head: Boolean
+): Vector {
+    val boundSegment = if (head) segments.last() else segments.first()
+    return boundSegment
+        .controlPoint?.posWithinArea(area)
+        ?: if (segments.size == 1)
+            if (head) originPos else extractPos(segments.last().next, offsets, area)
+        else run {
+            val referenceSegment = if (head) segments[segments.size - 2] else segments[1]
+            extractPos(referenceSegment.next, offsets, area)
+        }
+}
+
+private fun computeSegmentsToPath(
+    originPos: Vector,
+    segments: List<Segment>,
+    offsets: Map<ComponentId, Vector>,
+    area: Rect,
+    wavy: Boolean,
+    playersPixelsRadius: Float
+): Path {
+    val path = Path()
+
+
+    val firstSegment = segments.first()
+
+    var segmentStart = constraintInCircle(
+        originPos,
+        getOrientationPointFromSegmentBounds(segments, originPos, offsets, area, false),
+        playersPixelsRadius
+    )
+
+    var lastSegmentCp =
+        firstSegment.controlPoint?.posWithinArea(area) ?: (segmentStart + extractPos(
+            firstSegment.next, offsets, area
+        ) / 2F)
+
+    path.moveTo(segmentStart.x, segmentStart.y)
+
+
+    for (i in segments.indices) {
+        val segment = segments[i]
+        var nextPos = extractPos(segment.next, offsets, area)
+
+        if (i == segments.size - 1) {
+            // if it is the last segment, the next position must be constrained to the player's radius
+            nextPos = constraintInCircle(
+                nextPos,
+                getOrientationPointFromSegmentBounds(
+                    segments,
+                    originPos,
+                    offsets,
+                    area,
+                    true
+                ),
+                playersPixelsRadius + ArrowHeadHeightPx
+            )
+        }
+
+        val segmentCp = segment.controlPoint?.posWithinArea(area) ?: ((segmentStart + nextPos) / 2F)
+        val castedCp =
+            if (i == 0) segmentCp else segmentStart + (segmentStart - lastSegmentCp)
+
+        if (wavy) {
+            wavyBezier(segmentStart, castedCp, segmentCp, nextPos, 7, 15, path)
+        } else {
+            path.cubicTo(castedCp.x, castedCp.y, segmentCp.x, segmentCp.y, nextPos.x, nextPos.y)
+        }
+
+        lastSegmentCp = segmentCp
+        segmentStart = nextPos
+    }
+
+    return path
+}
+
+private fun cubicBeziersDerivative(
+    start: Vector,
+    cp1: Vector,
+    cp2: Vector,
+    end: Vector,
+    t: Float
+): Vector = ((cp1 - start) * 3F * (1 - t).pow(2)) +
+        ((cp2 - cp1) * 6F * (1 - t) * t) +
+        ((end - cp2) * 3F * t.pow(2))
+
+
+private fun cubicBeziers(
+    start: Vector,
+    cp1: Vector,
+    cp2: Vector,
+    end: Vector,
+    t: Float
+): Vector = (start * (1 - t).pow(3)) +
+        (cp1 * 3F * t * (1 - t).pow(2)) +
+        (cp2 * 3F * t.pow(2) * (1 - t)) +
+        (end * t.pow(3))
+
+private fun wavyBezier(
+    start: Vector,
+    cp1: Vector,
+    cp2: Vector,
+    end: Vector,
+    wavesPer100Px: Int,
+    amplitude: Int,
+    path: Path
+) {
+
+    fun getVerticalDerivativeProjectionAmplification(t: Float): Vector {
+        val velocity = cubicBeziersDerivative(start, cp1, cp2, end, t)
+        val velocityLength = velocity.norm()
+        val projection = Vector(velocity.y, -velocity.x)
+
+        return (projection / velocityLength) * amplitude
+    }
+
+
+    val dist = start.distanceFrom(cp1) + cp1.distanceFrom(cp2) + cp2.distanceFrom(end)
+
+    val waveLength = (dist / 100) * wavesPer100Px * 2
+    val step = 1F / waveLength
+
+    // 0 : middle to up
+    // 1 : up to middle
+    // 2 : middle to down
+    // 3 : down to middle
+    var phase = 0
+
+    var t = step
+    while (t <= 1) {
+        val pos = cubicBeziers(start, cp1, cp2, end, t)
+        val amplification = getVerticalDerivativeProjectionAmplification(t)
+
+        val nextPos = when (phase) {
+            1, 3 -> pos
+            0 -> pos + amplification
+            else -> pos - amplification
+        }
+
+        val controlPointBase = cubicBeziers(start, cp1, cp2, end, t - step / 2)
+        val controlPoint =
+            if (phase == 0 || phase == 1) controlPointBase + amplification else controlPointBase - amplification
+        path.quadraticBezierTo(controlPoint.x, controlPoint.y, nextPos.x, nextPos.y)
+        phase = (phase + 1) % 4
+        t += step
+        if (t < 1 && t > 1 - step) t = 1F
+    }
+}
+
+/**
+ * Given a circle shaped by a central position, and a radius, return
+ * a position that is constrained on its perimeter, pointing to the direction
+ * between the circle's center and the reference position.
+ * @param center circle's center.
+ * @param reference a reference point used to create the angle where the returned position
+ * will point to on the circle's perimeter
+ * @param radius circle's radius.
+ */
+private fun constraintInCircle(center: Vector, reference: Vector, radius: Float): Vector {
+    val theta = center.angleRadWith(reference)
+    return Vector(
+        x = center.x - sin(theta) * radius,
+        y = center.y - cos(theta) * radius
+    )
+}
+
+private fun extractPos(
+    next: Either<ComponentId, Vector>,
+    offsets: Map<ComponentId, Vector>,
+    area: Rect
+) = when (next) {
+    is Either.Left -> offsets[next.value]!!
+    is Either.Right -> next.value.posWithinArea(area)
+}

app/src/main/java/com/iqball/app/component/BasketCourt.kt

@@ -2,19 +2,32 @@ package com.iqball.app.component
 
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
-import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.IntrinsicSize
-import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.width
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateMapOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.drawWithContent
+import androidx.compose.ui.geometry.Offset
+import androidx.compose.ui.geometry.Rect
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.layout.boundsInRoot
+import androidx.compose.ui.layout.onGloballyPositioned
+import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.unit.dp
 import com.iqball.app.R
 import com.iqball.app.domains.getPlayerInfo
+import com.iqball.app.geo.toVector
 import com.iqball.app.model.tactic.BallComponent
+import com.iqball.app.model.tactic.ComponentId
 import com.iqball.app.model.tactic.CourtType
 import com.iqball.app.model.tactic.PlayerLike
 import com.iqball.app.model.tactic.StepContent
@@ -31,40 +44,73 @@ fun BasketCourt(content: StepContent, type: CourtType) {
     val zoomState = rememberZoomState()
     val components = content.components
 
-    Row(
+    val componentsOffset = remember { mutableStateMapOf<ComponentId, Offset>() }
+    var courtArea by remember { mutableStateOf(Rect.Zero) }
+
+    val playersPixelsRadius = LocalDensity.current.run { PlayerPieceDiameterDp.dp.toPx() / 2 }
+
+    Box(
         modifier = Modifier
             .background(Color.LightGray)
-            .fillMaxSize()
+            .fillMaxSize(),
-            .zoomable(zoomState),
+        contentAlignment = Alignment.Center
-        horizontalArrangement = Arrangement.Center,
-        verticalAlignment = Alignment.CenterVertically
     ) {
-        Box {
+        Box(
+            modifier = Modifier
+                .width(IntrinsicSize.Min)
+                .zoomable(zoomState),
+            contentAlignment = Alignment.Center,
+        ) {
             Image(
                 painter = painterResource(id = courtImg),
                 contentDescription = "court",
                 modifier = Modifier
                     .background(Color.White)
-                    .align(Alignment.Center)
+                    .fillMaxSize()
-                    .fillMaxHeight()
             )
 
-            for (component in components) {
+            Box(
-                when (component) {
+                modifier = Modifier
-                    is PlayerLike -> {
+                    .fillMaxSize()
-                        val info = getPlayerInfo(component, content)
+                    .onGloballyPositioned {
-                        PlayerPiece(
+                        if (courtArea == Rect.Zero)
-                            player = info,
+                            courtArea = it.boundsInRoot()
-                            modifier = Modifier.align(info.pos.toBiasAlignment())
+                    }
-                        )
+                    .drawWithContent {
+                        val relativeOffsets =
+                            componentsOffset.mapValues { (it.value - courtArea.topLeft).toVector() }
+                        drawActions(this, content, relativeOffsets, courtArea, playersPixelsRadius)
+                        drawContent()
                     }
+            ) {
+                for (component in components) {
+                    val modifier = Modifier
+                        .onGloballyPositioned {
+                            if (!componentsOffset.containsKey(component.id))
+                                componentsOffset[component.id] = it.boundsInRoot().center
+                        }
+                    when (component) {
+                        is PlayerLike -> {
+                            val info = getPlayerInfo(component, content)
+                            PlayerPiece(
+                                player = info,
+                                modifier = modifier
+                                    .align(info.pos.toBiasAlignment())
 
-                    is BallComponent -> BallPiece(
+                            )
-                        modifier = Modifier.align(component.pos.toPos().toBiasAlignment())
+                        }
-                    )
+
+                        is BallComponent -> BallPiece(
+                            modifier = modifier
+                                .align(
+                                    component.pos
+                                        .toPos()
+                                        .toBiasAlignment()
+                                )
+                        )
+                    }
                 }
             }
         }
     }
-
 }

app/src/main/java/com/iqball/app/component/StepTree.kt

@@ -38,14 +38,17 @@ fun StepsTree(root: StepNodeInfo, selectedNodeId: Int, onNodeSelected: (StepNode
 
     val scrollState = rememberFreeScrollState()
     val nodesOffsets = remember { mutableStateMapOf<StepNodeInfo, Rect>() }
-    var globalOffset by remember { mutableStateOf(Offset(0F, 0F)) }
+    var globalOffset by remember { mutableStateOf(Offset.Zero) }
 
     Box(
         modifier = Modifier
             .fillMaxSize()
             .background(Color.LightGray)
             .freeScroll(scrollState)
-            .onGloballyPositioned { globalOffset = it.boundsInRoot().topLeft }
+            .onGloballyPositioned {
+                if (globalOffset == Offset.Zero)
+                    globalOffset = it.boundsInRoot().topLeft
+            }
             .drawWithContent {
 
                 if (nodesOffsets.isEmpty()) {
@@ -56,10 +59,15 @@ fun StepsTree(root: StepNodeInfo, selectedNodeId: Int, onNodeSelected: (StepNode
                 val toDraw = mutableListOf(root)
                 while (toDraw.isNotEmpty()) {
                     val parent = toDraw.removeLast()
-                    val parentCenter = nodesOffsets[parent]!!.center.minus(globalOffset)
+                    val parentCenter = nodesOffsets[parent]!!.center - globalOffset
                     for (children in parent.children) {
-                        val childrenCenter = nodesOffsets[children]!!.center.minus(globalOffset)
+                        val childrenCenter = nodesOffsets[children]!!.center - globalOffset
-                        drawLine(Color.Black, start = parentCenter, end = childrenCenter, strokeWidth = 5F)
+                        drawLine(
+                            Color.Black,
+                            start = parentCenter,
+                            end = childrenCenter,
+                            strokeWidth = 5F
+                        )
                         toDraw += children
                     }
                 }
@@ -92,7 +100,8 @@ private fun StepsTreeContent(
             modifier = Modifier
                 .padding(10.dp)
                 .onGloballyPositioned {
-                    nodesOffsets[node] = it.boundsInRoot()
+                    if (!nodesOffsets.containsKey(node))
+                        nodesOffsets[node] = it.boundsInRoot()
                 }
         )
 

app/src/main/java/com/iqball/app/domains/PlayerDomains.kt

@@ -46,11 +46,11 @@ fun computePhantomPosition(phantom: PhantomComponent, content: StepContent): Vec
                     ?.merge()
                 ?: computeComponentPosition(phantomBefore, content)
 
-            val axisSegment = (referentPos - directionalPos)
+            val axisSegment = (directionalPos - referentPos)
             val segmentLength = axisSegment.norm()
             val projectedVector = Vector(
-                x = (axisSegment.x / segmentLength) * 0.05,
+                x = (axisSegment.x / segmentLength) * 0.05F,
-                y = (axisSegment.y / segmentLength) * 0.05,
+                y = (axisSegment.y / segmentLength) * 0.05F,
             )
 
             referentPos + projectedVector

app/src/main/java/com/iqball/app/geo/Area.kt

@@ -1,3 +0,0 @@
-package com.iqball.app.geo
-
-data class Area(val pos: Vector, val width: Float, val height: Float)

app/src/main/java/com/iqball/app/geo/Vector.kt

@@ -1,25 +1,45 @@
 package com.iqball.app.geo
 
 import androidx.compose.ui.BiasAlignment
+import androidx.compose.ui.geometry.Offset
+import androidx.compose.ui.geometry.Rect
+import kotlin.math.atan2
 import kotlin.math.sqrt
 
 typealias Pos = Vector
 
-data class Vector(val x: Double, val y: Double) {
+data class Vector(val x: Float, val y: Float) {
     fun toBiasAlignment(): BiasAlignment =
-        BiasAlignment((x * 2 - 1).toFloat(), (y * 2 - 1).toFloat())
+        BiasAlignment((x * 2 - 1), (y * 2 - 1))
 
     infix operator fun minus(other: Vector) = Vector(x - other.x, y - other.y)
     infix operator fun plus(other: Vector) = Vector(x + other.x, y + other.y)
+    infix operator fun div(other: Vector) = Vector(x / other.x, y / other.y)
+    infix operator fun div(n: Float) = Vector(x / n, y / n)
 
-    fun distanceWith(other: Vector) =
+    infix operator fun times(other: Vector) = Vector(x * other.x, y * other.y)
+    infix operator fun times(n: Float) = Vector(x * n, y * n)
+    infix operator fun times(n: Int) = Vector(x * n, y * n)
+
+
+    fun angleRadWith(other: Vector): Float {
+        val (x, y) = this - other
+        return atan2(x, y)
+    }
+
+    fun angleDegWith(other: Vector): Float = (angleRadWith(other) * (180 / Math.PI)).toFloat()
+
+
+    fun distanceFrom(other: Vector) =
         sqrt(((x - other.x) * (x - other.x) + (y - other.y) * (y - other.y)))
 
-    fun norm() = NullVector.distanceWith(this)
+    fun norm() = NullVector.distanceFrom(this)
+
+    fun posWithinArea(area: Rect) = Vector(x * area.width, y * area.height)
 
-    fun posWithinArea(area: Area) = Vector(x * area.width, y * area.height)
+    fun toOffset() = Offset(x, y)
-    fun ratioWithinArea(area: Area) =
-        Vector((x - area.pos.x) * area.width, (y - area.pos.y) * area.height)
 }
 
-val NullVector = Vector(.0, .0)
+val NullVector = Vector(0F, 0F)
+
+fun Offset.toVector() = Vector(x, y)

app/src/main/java/com/iqball/app/model/tactic/Action.kt

@@ -1,6 +1,7 @@
 package com.iqball.app.model.tactic
 
 import arrow.core.Either
+import arrow.core.NonEmptyList
 import com.iqball.app.geo.Vector
 
 

app/src/main/java/com/iqball/app/model/tactic/Positioning.kt

@@ -4,6 +4,6 @@ import com.iqball.app.geo.Pos
 
 sealed interface Positioning
 data class RelativePositioning(val attach: ComponentId) : Positioning
-data class FixedPosition(val x: Double, val y: Double) : Positioning {
+data class FixedPosition(val x: Float, val y: Float) : Positioning {
     fun toPos() = Pos(x, y)
 }

app/src/main/java/com/iqball/app/serialization/EitherTypeAdapter.kt

@@ -2,27 +2,46 @@ package com.iqball.app.serialization
 
 import arrow.core.Either
 import com.squareup.moshi.JsonAdapter
+import com.squareup.moshi.JsonDataException
 import com.squareup.moshi.JsonReader
 import com.squareup.moshi.JsonWriter
 import com.squareup.moshi.Moshi
 import com.squareup.moshi.rawType
-import java.lang.ClassCastException
 import java.lang.reflect.ParameterizedType
 import java.lang.reflect.Type
 
 
-private class EitherTypeAdapter(val leftType: JsonPrimitiveType, val rightType: JsonPrimitiveType) :
+private class EitherTypeAdapter(
-    JsonAdapter<Either<*, *>>() {
+    val leftType: Class<*>,
+    val rightType: Class<*>,
+    private val moshi: Moshi
+) : JsonAdapter<Either<*, *>>() {
+
+    private val leftJsonType = leftType.getJsonPrimitive()
+    private val rightJsonType = rightType.getJsonPrimitive()
+
     override fun fromJson(reader: JsonReader): Either<*, *>? {
-        val value = reader.readJsonValue() ?: return null
 
-        val valueJsonType = value.javaClass.getJsonPrimitive()
+        val valueJsonType = when (val token = reader.peek()) {
-        if (valueJsonType == leftType)
+            JsonReader.Token.BEGIN_ARRAY -> JsonPrimitiveType.Array
+            JsonReader.Token.BEGIN_OBJECT -> JsonPrimitiveType.Object
+            JsonReader.Token.STRING -> JsonPrimitiveType.String
+            JsonReader.Token.NUMBER -> JsonPrimitiveType.Number
+            JsonReader.Token.BOOLEAN -> JsonPrimitiveType.Boolean
+            JsonReader.Token.NULL -> return null
+            else -> throw JsonDataException("unexpected token : $token")
+        }
+
+        if (valueJsonType == leftJsonType) {
+            val value = moshi.adapter<Any>(leftType).fromJson(reader)
             return Either.Left(value)
+        }
 
-        if (valueJsonType == rightType)
+        if (valueJsonType == rightJsonType) {
+            val value = moshi.adapter<Any>(rightType).fromJson(reader)
             return Either.Right(value)
-        throw ClassCastException("Cannot cast a value of type " + value.javaClass + " as either " + leftType.name.lowercase() + " or " + rightType.name.lowercase())
+        }
+        throw ClassCastException("Cannot cast a json value of type " + valueJsonType + " as either " + leftType.name.lowercase() + " or " + rightType.name.lowercase())
     }
 
 
@@ -37,7 +56,7 @@ private class EitherTypeAdapter(val leftType: JsonPrimitiveType, val rightType:
 
 }
 
-object EitherTypeAdapterFactory: JsonAdapter.Factory {
+object EitherTypeAdapterFactory : JsonAdapter.Factory {
     override fun create(
         type: Type,
         annotations: MutableSet<out Annotation>,
@@ -47,12 +66,12 @@ object EitherTypeAdapterFactory: JsonAdapter.Factory {
             return null
         if (type.rawType != Either::class.java)
             return null
-        val leftType = type.actualTypeArguments[0].rawType.getJsonPrimitive()
+        val leftType = type.actualTypeArguments[0].rawType
-        val rightType = type.actualTypeArguments[1].rawType.getJsonPrimitive()
+        val rightType = type.actualTypeArguments[1].rawType
-        if (leftType == rightType) {
+        if (leftType.getJsonPrimitive() == rightType.getJsonPrimitive()) {
             throw UnsupportedOperationException("Cannot handle Either types with both sides being object, array, string or number. Provided type is : $type")
         }
-        return EitherTypeAdapter(leftType, rightType)
+        return EitherTypeAdapter(leftType, rightType, moshi)
     }
 }
 
@@ -60,12 +79,13 @@ private enum class JsonPrimitiveType {
     Array,
     Object,
     String,
-    Number;
+    Number,
+    Boolean
 }
 
 private fun Class<*>.getJsonPrimitive(): JsonPrimitiveType {
     if (isPrimitive)
-        return JsonPrimitiveType.Number
+        return if (java.lang.Boolean.TYPE == this) JsonPrimitiveType.Boolean else JsonPrimitiveType.Number
     if (isArray)
         return JsonPrimitiveType.Array
     if (this == String::class.java)

gradle/libs.versions.toml

@@ -5,6 +5,7 @@ composeFreeScroll = "0.2.2"
 converterGson = "2.9.0"
 converterMoshi = "2.5.0"
 converterMoshiVersion = "2.5.0"
+graphicsShapes = "1.0.0-alpha05"
 kotlin = "1.9.0"
 coreKtx = "1.12.0"
 junit = "4.13.2"
@@ -26,6 +27,7 @@ zoomable = "1.6.1"
 
 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
+androidx-graphics-shapes = { module = "androidx.graphics:graphics-shapes", version.ref = "graphicsShapes" }
 arrow-core = { module = "io.arrow-kt:arrow-core", version.ref = "arrowCore" }
 compose-free-scroll = { module = "com.github.chihsuanwu:compose-free-scroll", version.ref = "composeFreeScroll" }
 converter-moshi-v250 = { module = "com.squareup.retrofit2:converter-moshi", version.ref = "converterMoshiVersion" }