fix(analytics): 🐛 Analytics board

apps/builder/components/shared/Graph/Edges/DropOffEdge.tsx

@@ -0,0 +1,100 @@
+import { VStack, Tag, Text } from '@chakra-ui/react'
+import { useGraph } from 'contexts/GraphContext'
+import { useTypebot } from 'contexts/TypebotContext'
+import React, { useMemo } from 'react'
+import { AnswersCount } from 'services/analytics'
+import {
+  getEndpointTopOffset,
+  computeSourceCoordinates,
+  computeDropOffPath,
+} from 'services/graph'
+import { byId, isDefined } from 'utils'
+
+type Props = {
+  blockId: string
+  answersCounts: AnswersCount[]
+}
+
+export const DropOffEdge = ({ answersCounts, blockId }: Props) => {
+  const { sourceEndpoints, graphPosition, blocksCoordinates } = useGraph()
+  const { publishedTypebot } = useTypebot()
+
+  const totalAnswers = useMemo(
+    () => answersCounts.find((a) => a.blockId === blockId)?.totalAnswers,
+    [answersCounts, blockId]
+  )
+
+  const { totalDroppedUser, dropOffRate } = useMemo(() => {
+    if (!publishedTypebot || totalAnswers === undefined)
+      return { previousTotal: undefined, dropOffRate: undefined }
+    const previousBlockIds = publishedTypebot.edges
+      .map((edge) =>
+        edge.to.blockId === blockId ? edge.from.blockId : undefined
+      )
+      .filter(isDefined)
+    const previousTotal = answersCounts
+      .filter((a) => previousBlockIds.includes(a.blockId))
+      .reduce((prev, acc) => acc.totalAnswers + prev, 0)
+    if (previousTotal === 0)
+      return { previousTotal: undefined, dropOffRate: undefined }
+    const totalDroppedUser = previousTotal - totalAnswers
+
+    return {
+      totalDroppedUser,
+      dropOffRate: Math.round((totalDroppedUser / previousTotal) * 100),
+    }
+  }, [answersCounts, blockId, totalAnswers, publishedTypebot])
+
+  const block = publishedTypebot?.blocks.find(byId(blockId))
+  const sourceTop = useMemo(
+    () =>
+      getEndpointTopOffset(
+        graphPosition,
+        sourceEndpoints,
+        block?.steps[block.steps.length - 1].id,
+        true
+      ),
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    [block?.steps, graphPosition, sourceEndpoints, blocksCoordinates]
+  )
+
+  const labelCoordinates = useMemo(() => {
+    if (!blocksCoordinates[blockId]) return
+    return computeSourceCoordinates(blocksCoordinates[blockId], sourceTop ?? 0)
+  }, [blocksCoordinates, blockId, sourceTop])
+
+  if (!labelCoordinates) return <></>
+  return (
+    <>
+      <path
+        d={computeDropOffPath(
+          { x: labelCoordinates.x - 300, y: labelCoordinates.y },
+          sourceTop ?? 0
+        )}
+        stroke="#e53e3e"
+        strokeWidth="2px"
+        markerEnd="url(#red-arrow)"
+        fill="none"
+      />
+      <foreignObject
+        width="80"
+        height="80"
+        x={labelCoordinates.x - 20}
+        y={labelCoordinates.y + 80}
+      >
+        <VStack
+          bgColor={'red.500'}
+          color="white"
+          rounded="md"
+          p="2"
+          justifyContent="center"
+          w="full"
+          h="full"
+        >
+          <Text>{dropOffRate}%</Text>
+          <Tag colorScheme="red">{totalDroppedUser} users</Tag>
+        </VStack>
+      </foreignObject>
+    </>
+  )
+}

apps/builder/components/shared/Graph/Edges/Edge.tsx

@@ -22,6 +22,7 @@ export const Edge = ({ edge }: { edge: EdgeProps }) => {
     targetEndpoints,
     graphPosition,
     blocksCoordinates,
+    isReadOnly,
   } = useGraph()
   const isPreviewing = previewingEdge?.id === edge.id
 
@@ -35,14 +36,21 @@ export const Edge = ({ edge }: { edge: EdgeProps }) => {
       getEndpointTopOffset(
         graphPosition,
         sourceEndpoints,
-        getSourceEndpointId(edge)
+        getSourceEndpointId(edge),
+        isReadOnly
       ),
 
     // eslint-disable-next-line react-hooks/exhaustive-deps
     [edge, graphPosition, sourceEndpoints, sourceBlockCoordinates?.y]
   )
   const targetTop = useMemo(
-    () => getEndpointTopOffset(graphPosition, targetEndpoints, edge?.to.stepId),
+    () =>
+      getEndpointTopOffset(
+        graphPosition,
+        targetEndpoints,
+        edge?.to.stepId,
+        isReadOnly
+      ),
     // eslint-disable-next-line react-hooks/exhaustive-deps
     [graphPosition, targetEndpoints, edge?.to.stepId, targetBlockCoordinates?.y]
   )

apps/builder/components/shared/Graph/Edges/Edges.tsx

@@ -1,13 +1,16 @@
 import { chakra } from '@chakra-ui/system'
 import { Edge as EdgeProps } from 'models'
 import React from 'react'
+import { AnswersCount } from 'services/analytics'
 import { DrawingEdge } from './DrawingEdge'
+import { DropOffEdge } from './DropOffEdge'
 import { Edge } from './Edge'
 
 type Props = {
   edges: EdgeProps[]
+  answersCounts?: AnswersCount[]
 }
-export const Edges = ({ edges }: Props) => {
+export const Edges = ({ edges, answersCounts }: Props) => {
   return (
     <chakra.svg
       width="full"
@@ -21,6 +24,13 @@ export const Edges = ({ edges }: Props) => {
       {edges.map((edge) => (
         <Edge key={edge.id} edge={edge} />
       ))}
+      {answersCounts?.slice(1)?.map((answerCount) => (
+        <DropOffEdge
+          key={answerCount.blockId}
+          answersCounts={answersCounts}
+          blockId={answerCount.blockId}
+        />
+      ))}
       <marker
         id={'arrow'}
         refX="8"
@@ -51,6 +61,21 @@ export const Edges = ({ edges }: Props) => {
           fill="#1a5fff"
         />
       </marker>
+      <marker
+        id={'red-arrow'}
+        refX="8"
+        refY="4"
+        orient="auto"
+        viewBox="0 0 20 20"
+        markerUnits="userSpaceOnUse"
+        markerWidth="20"
+        markerHeight="20"
+      >
+        <path
+          d="M7.07138888,5.50174526 L2.43017246,7.82235347 C1.60067988,8.23709976 0.592024983,7.90088146 0.177278692,7.07138888 C0.0606951226,6.83822174 0,6.58111307 0,6.32042429 L0,1.67920787 C0,0.751806973 0.751806973,0 1.67920787,0 C1.93989666,0 2.19700532,0.0606951226 2.43017246,0.177278692 L7,3 C7.82949258,3.41474629 8.23709976,3.92128809 7.82235347,4.75078067 C7.6598671,5.07575341 7.39636161,5.33925889 7.07138888,5.50174526 Z"
+          fill="#e53e3e"
+        />
+      </marker>
     </chakra.svg>
   )
 }