Add arrows to drag and drop on the court

front/assets/icon/remove.svg

@@ -1,4 +1,4 @@
-<svg width="80" height="49" viewBox="0 0 80 49" fill="none" xmlns="http://www.w3.org/2000/svg">
+<svg  viewBox="0 0 80 49" fill="none" xmlns="http://www.w3.org/2000/svg">
     <path d="M24.5 4.5H55.5C66.5457 4.5 75.5 13.4543 75.5 24.5C75.5 35.5457 66.5457 44.5 55.5 44.5H24.5C13.4543 44.5 4.5 35.5457 4.5 24.5C4.5 13.4543 13.4543 4.5 24.5 4.5Z"
           stroke="black" stroke-width="9"/>
     <line x1="24.5" y1="24.5" x2="55.5" y2="24.5" stroke="black" stroke-width="9" stroke-linecap="round"/>

front/components/actions/ArrowAction.tsx

@@ -0,0 +1,52 @@
+import "../../style/actions/arrow_action.css"
+import Draggable from "react-draggable"
+import {RefObject, useRef} from "react"
+import Xarrow, {useXarrow, Xwrapper} from "react-xarrows"
+
+export interface ArrowActionProps {
+    originRef: RefObject<HTMLDivElement>
+    onArrowDropped: (arrowHead: DOMRect) => void
+}
+
+export default function ArrowAction({
+                                        originRef,
+                                        onArrowDropped,
+                                    }: ArrowActionProps) {
+    const arrowHeadRef = useRef<HTMLDivElement>(null)
+    const updateXarrow = useXarrow()
+
+    return (
+        <div className="arrow-action">
+            <div className="arrow-action-pin"/>
+
+            <Xwrapper>
+                <Draggable
+                    nodeRef={arrowHeadRef}
+                    onDrag={updateXarrow}
+                    onStop={() => {
+                        const headBounds =
+                            arrowHeadRef.current!.getBoundingClientRect()
+                        updateXarrow()
+                        onArrowDropped(headBounds)
+                    }}
+                    position={{x: 0, y: 0}}>
+                    <div
+                        style={{
+                            position: "absolute",
+                        }}
+                        ref={arrowHeadRef}
+                        className="arrow-head-pick"
+                        onMouseDown={updateXarrow}/>
+                </Draggable>
+
+                <div className={"arrow-head-xarrow"}>
+                    <Xarrow
+                        start={originRef}
+                        end={arrowHeadRef}
+                        startAnchor={"auto"}
+                    />
+                </div>
+            </Xwrapper>
+        </div>
+    )
+}

front/components/actions/BallAction.tsx

@@ -0,0 +1,12 @@
+import {BallPiece} from "../editor/BallPiece";
+
+
+export interface BallActionProps {
+    onDrop: (el: HTMLElement) => void
+}
+
+export default function BallAction({onDrop}: BallActionProps) {
+    return (
+        <BallPiece onDrop={onDrop} />
+    )
+}

front/components/actions/RemoveAction.tsx

@@ -0,0 +1,15 @@
+import RemoveIcon from "../../assets/icon/remove.svg?react"
+import "../../style/actions/remove_action.css"
+
+export interface RemoveActionProps {
+    onRemove: () => void
+}
+
+export default function RemoveAction({ onRemove }: RemoveActionProps) {
+    return (
+        <RemoveIcon
+            className="remove-action"
+            onClick={onRemove}
+        />
+    )
+}

front/components/editor/BallPiece.tsx

@@ -1,7 +1,8 @@
+import React from "react"
+
 import "../../style/ball.css"
 
 import BallSvg from "../../assets/icon/ball.svg?react"
-import { Ball } from "../../tactic/CourtObjects"
 
 export function BallPiece() {
     return <BallSvg className={"ball"} />

front/components/editor/BasketCourt.tsx

@@ -1,16 +1,23 @@
 import "../../style/basket_court.css"
-import { RefObject } from "react"
+import {ReactElement, RefObject} from "react"
 import CourtPlayer from "./CourtPlayer"
-
-import { Player } from "../../tactic/Player"
-import { CourtObject } from "../../tactic/CourtObjects"
-import { CourtBall } from "./CourtBall"
+import {Player} from "../../tactic/Player"
+import {Action, MovementActionKind} from "../../tactic/Action"
+import RemoveAction from "../actions/RemoveAction"
+import ArrowAction from "../actions/ArrowAction"
+import {useXarrow} from "react-xarrows"
+import BallAction from "../actions/BallAction";
+import {CourtObject} from "../../tactic/CourtObjects";
+import {CourtBall} from "./CourtBall";
 
 export interface BasketCourtProps {
     players: Player[]
+    actions: Action[]
     objects: CourtObject[]
-
+    renderAction: (a: Action) => ReactElement
+    setActions: (f: (a: Action[]) => Action[]) => void
     onPlayerRemove: (p: Player) => void
+    onBallDrop: (ref: HTMLElement) => void
     onPlayerChange: (p: Player) => void
 
     onBallRemove: () => void
@@ -24,6 +31,10 @@ export interface BasketCourtProps {
 export function BasketCourt({
     players,
     objects,
+    actions,
+    renderAction,
+    setActions,
+    onBallDrop,
     onPlayerRemove,
     onBallRemove,
     onBallMoved,
@@ -31,24 +42,66 @@ export function BasketCourt({
     courtImage,
     courtRef,
 }: BasketCourtProps) {
+    function bindArrowToPlayer(
+        originRef: RefObject<HTMLDivElement>,
+        arrowHead: DOMRect,
+    ) {
+        for (const player of players) {
+            if (player.id == originRef.current!.id) {
+                continue
+            }
+
+            const playerBounds = document
+                .getElementById(player.id)!
+                .getBoundingClientRect()
+
+            if (
+                !(
+                    playerBounds.top > arrowHead.bottom ||
+                    playerBounds.right < arrowHead.left ||
+                    playerBounds.bottom < arrowHead.top ||
+                    playerBounds.left > arrowHead.right
+                )
+            ) {
+                const action = {
+                    type: MovementActionKind.SCREEN,
+                    moveFrom: originRef.current!.id,
+                    moveTo: player.id,
+                }
+                setActions((actions) => [...actions, action])
+            }
+        }
+    }
+
+    const updateArrows = useXarrow()
+
     return (
-        <div
-            id="court-container"
-            ref={courtRef}
-            style={{ position: "relative" }}>
+        <div id="court-container" ref={courtRef} style={{ position: "relative" }}>
             <img src={courtImage} alt={"court"} id="court-svg" />
-            {players.map((player) => {
-                return (
-                    <CourtPlayer
-                        key={player.team + player.role}
-                        player={player}
-                        onChange={onPlayerChange}
-                        onRemove={() => onPlayerRemove(player)}
-                        onBallDrop={onBallMoved}
-                        parentRef={courtRef}
-                    />
-                )
-            })}
+            {players.map((player) => (
+                <CourtPlayer
+                    key={player.id}
+                    player={player}
+                    onDrag={updateArrows}
+                    onChange={onPlayerChange}
+                    onRemove={() => onPlayerRemove(player)}
+                    parentRef={courtRef}
+                    availableActions={(pieceRef) => [
+                        <RemoveAction
+                            key={1}
+                            onRemove={() => onPlayerRemove(player)}
+                        />,
+                        <ArrowAction
+                            key={2}
+                            originRef={pieceRef}
+                            onArrowDropped={(headRect) =>
+                                bindArrowToPlayer(pieceRef, headRect)
+                            }
+                        />,
+                        player.hasBall && <BallAction key={3} onDrop={onBallDrop}/>
+                    ]}
+                />
+            ))}
 
             {objects.map((object) => {
                 if (object.type == "ball") {
@@ -63,6 +116,8 @@ export function BasketCourt({
                 }
                 throw new Error("unknown court object", object.type)
             })}
+
+            {actions.map(renderAction)}
         </div>
     )
 }

front/components/editor/CourtPlayer.tsx

@@ -1,41 +1,43 @@
-import { RefObject, useRef } from "react"
+
+import {ReactNode, RefObject, useRef} from "react"
 import "../../style/player.css"
-import { BallPiece } from "./BallPiece"
 import Draggable from "react-draggable"
-import { PlayerPiece } from "./PlayerPiece"
-import { Player } from "../../tactic/Player"
-import { calculateRatio } from "../../Utils"
+import {PlayerPiece} from "./PlayerPiece"
+import {Player} from "../../tactic/Player"
+import {calculateRatio} from "../../Utils"
 
-export interface PlayerProps {
+export interface PlayerProps<A extends ReactNode> {
     player: Player
+    onDrag: () => void,
     onChange: (p: Player) => void
     onRemove: () => void
-    onBallDrop: (bounds: DOMRect) => void
     parentRef: RefObject<HTMLDivElement>
+    availableActions: (ro: RefObject<HTMLDivElement>) => A[]
 }
 
 /**
  * A player that is placed on the court, which can be selected, and moved in the associated bounds
  * */
-export default function CourtPlayer({
+export default function CourtPlayer<A extends ReactNode>({
     player,
+    onDrag,
     onChange,
     onRemove,
-    onBallDrop,
     parentRef,
-}: PlayerProps) {
-    const pieceRef = useRef<HTMLDivElement>(null)
-    const ballPiece = useRef<HTMLDivElement>(null)
-
+    availableActions,
+}: PlayerProps<A>) {
     const x = player.rightRatio
     const y = player.bottomRatio
     const hasBall = player.hasBall
 
+    const pieceRef = useRef<HTMLDivElement>(null);
+
     return (
         <Draggable
-            handle={".player-piece"}
+            handle=".player-piece"
             nodeRef={pieceRef}
             position={{ x, y }}
+            onDrag={onDrag}
             onStop={() => {
                 const pieceBounds = pieceRef.current!.getBoundingClientRect()
                 const parentBounds = parentRef.current!.getBoundingClientRect()
@@ -49,44 +51,23 @@ export default function CourtPlayer({
                     team: player.team,
                     role: player.role,
                     hasBall: player.hasBall,
-                })
+                } as Player)
             }}>
             <div
+                id={player.id}
                 ref={pieceRef}
-                className={"player"}
+                className="player"
                 style={{
                     position: "absolute",
                     left: `${x * 100}%`,
                     top: `${y * 100}%`,
                 }}>
-                <div
-                    id={player.id}
-                    tabIndex={0}
-                    className="player-content"
-                    onKeyUp={(e) => {
-                        if (e.key == "Delete") onRemove()
-                    }}>
-                    <div className="player-selection-tab">
-                        {hasBall && (
-                            <Draggable
-                                nodeRef={ballPiece}
-                                onStop={() =>
-                                    onBallDrop(
-                                        ballPiece.current!.getBoundingClientRect(),
-                                    )
-                                }
-                                position={{ x: 0, y: 0 }}>
-                                <div ref={ballPiece}>
-                                    <BallPiece />
-                                </div>
-                            </Draggable>
-                        )}
-                    </div>
-                    <PlayerPiece
-                        team={player.team}
-                        text={player.role}
-                        hasBall={hasBall}
-                    />
+                <div tabIndex={0} className="player-content"
+                     onKeyUp={(e) => {
+                          if (e.key == "Delete") onRemove()
+                     }}>
+                    <div className="player-actions">{availableActions(pieceRef)}</div>
+                    <PlayerPiece team={player.team} text={player.role} hasBall={hasBall} />
                 </div>
             </div>
         </Draggable>

front/style/actions/arrow_action.css

@@ -0,0 +1,33 @@
+
+
+.arrow-action {
+    height: 50%;
+}
+
+.arrow-action-pin, .arrow-head-pick {
+    position: absolute;
+    min-width: 10px;
+    min-height: 10px;
+    border-radius: 100px;
+    background-color: red;
+    cursor: grab;
+}
+
+.arrow-head-pick {
+    background-color: red;
+}
+
+.arrow-head-xarrow {
+    visibility: hidden;
+}
+
+.arrow-action:active .arrow-head-xarrow {
+    visibility: visible;
+}
+
+.arrow-action:active .arrow-head-pick {
+    min-height: unset;
+    min-width: unset;
+    width: 0;
+    height: 0;
+}

front/style/actions/remove_action.css

@@ -0,0 +1,14 @@
+.remove-action {
+    height: 100%;
+}
+
+.remove-action * {
+    stroke: red;
+    fill: white;
+}
+
+.remove-action:hover * {
+    fill: #f1dbdb;
+    stroke: #ff331a;
+    cursor: pointer;
+}

front/style/player.css

@@ -1,9 +1,3 @@
-/**
-as the .player div content is translated,
-the real .player div position is not were the user can expect.
-Disable pointer events to this div as it may overlap on other components
-on the court.
-*/
 .player {
     pointer-events: none;
 }
@@ -42,38 +36,26 @@ on the court.
     border-color: var(--player-piece-ball-border-color);
 }
 
-.player-selection-tab {
-    display: none;
+.player-actions {
+    display: flex;
 
     position: absolute;
-    margin-bottom: -20%;
-    justify-content: center;
-
-    width: fit-content;
-    transform: translateY(-20px);
-}
-
-.player-selection-tab-remove {
+    flex-direction: row;
+    justify-content: space-between;
+    align-content: space-between;
+    align-items: center;
     visibility: hidden;
-    pointer-events: all;
-    width: 25px;
-    height: 17px;
-    justify-content: center;
-}
 
-.player-selection-tab-remove * {
-    stroke: red;
-    fill: white;
-}
+    height: 75%;
+    width: 300%;
+    margin-bottom: 10%;
+    transform: translateY(-20px);
 
-.player-selection-tab-remove:hover * {
-    fill: #f1dbdb;
-    stroke: #ff331a;
-    cursor: pointer;
 }
 
-.player:focus-within .player-selection-tab {
-    display: flex;
+.player:focus-within .player-actions {
+    visibility: visible;
+    pointer-events: all;
 }
 
 .player:focus-within .player-piece {

front/style/theme/default.css

@@ -19,5 +19,6 @@
     --editor-court-selection-background: #5f8fee;
     --editor-court-selection-buttons: #acc4f3;
 
+    --player-piece-ball-border-color: #000000;
     --text-main-font: "Roboto", sans-serif;
 }

front/tactic/Action.ts

@@ -0,0 +1,14 @@
+import { PlayerId } from "./Player"
+
+export enum MovementActionKind {
+    SCREEN = "SCREEN",
+    DRIBBLE = "DRIBBLE",
+    MOVE = "MOVE",
+}
+
+export type Action = {type: MovementActionKind } & MovementAction
+
+export interface MovementAction {
+    moveFrom: PlayerId
+    moveTo: PlayerId
+}

front/tactic/Player.ts

@@ -1,7 +1,10 @@
 import { Team } from "./Team"
 
+export type PlayerId = string
+
 export interface Player {
-    readonly id: string
+    readonly id: PlayerId,
+
     /**
      * the player's team
      * */
@@ -22,5 +25,8 @@ export interface Player {
      */
     readonly rightRatio: number
 
+    /**
+     * True if the player has a basketball
+     */
     readonly hasBall: boolean
 }

front/tactic/Tactic.ts

@@ -1,5 +1,6 @@
 import { Player } from "./Player"
 import { CourtObject } from "./CourtObjects"
+import { Action } from "./Action"
 
 export interface Tactic {
     id: number
@@ -10,4 +11,5 @@ export interface Tactic {
 export interface TacticContent {
     players: Player[]
     objects: CourtObject[]
+    actions: Action[]
 }

front/views/Editor.tsx

@@ -1,35 +1,26 @@
-import {
-    CSSProperties,
-    Dispatch,
-    SetStateAction,
-    useCallback,
-    useRef,
-    useState,
-} from "react"
+import {CSSProperties, Dispatch, SetStateAction, useCallback, useRef, useState,} from "react"
 import "../style/editor.css"
 import TitleInput from "../components/TitleInput"
-import { BasketCourt } from "../components/editor/BasketCourt"
+import {BasketCourt} from "../components/editor/BasketCourt"
 
 import plainCourt from "../assets/court/full_court.svg"
 import halfCourt from "../assets/court/half_court.svg"
 
-import { BallPiece } from "../components/editor/BallPiece"
+import {BallPiece} from "../components/editor/BallPiece"
 
-import { Rack } from "../components/Rack"
-import { PlayerPiece } from "../components/editor/PlayerPiece"
-import { Player } from "../tactic/Player"
+import {Rack} from "../components/Rack"
+import {PlayerPiece} from "../components/editor/PlayerPiece"
+import {Player} from "../tactic/Player"
 
-import { Tactic, TacticContent } from "../tactic/Tactic"
-import { fetchAPI } from "../Fetcher"
-import { Team } from "../tactic/Team"
-import { calculateRatio } from "../Utils"
+import {Tactic, TacticContent} from "../tactic/Tactic"
+import {fetchAPI} from "../Fetcher"
+import {Team} from "../tactic/Team"
+import {calculateRatio} from "../Utils"
 
-import SavingState, {
-    SaveState,
-    SaveStates,
-} from "../components/editor/SavingState"
+import SavingState, {SaveState, SaveStates,} from "../components/editor/SavingState"
+import {renderAction} from "./editor/ActionsRender"
 
-import { CourtObject } from "../tactic/CourtObjects"
+import {CourtObject} from "../tactic/CourtObjects"
 
 const ERROR_STYLE: CSSProperties = {
     borderColor: "red",
@@ -166,6 +157,7 @@ function EditorView({
                         hasBall: false,
                     },
                 ],
+                actions: content.actions,
             }
         })
     }
@@ -362,7 +354,7 @@ function EditorView({
                         }}
                     />
                 </div>
-                <div id="topbar-right"></div>
+                <div id="topbar-right"/>
             </div>
             <div id="edit-div">
                 <div id="racks">
@@ -423,6 +415,14 @@ function EditorView({
                                 courtType == "PLAIN" ? plainCourt : halfCourt
                             }
                             courtRef={courtDivContentRef}
+                            actions={content.actions}
+                            setActions={(actions) =>
+                                setContent((c) => ({
+                                    players: c.players,
+                                    actions: actions(c.actions),
+                                }))
+                            }
+                            renderAction={renderAction}
                             onPlayerChange={(player) => {
                                 const playerBounds = document
                                     .getElementById(player.id)!
@@ -438,14 +438,13 @@ function EditorView({
                                         player,
                                         true,
                                     ),
+                                    actions: content.actions,
                                 }))
                             }}
                             onPlayerRemove={(player) => {
                                 removePlayer(player)
                             }}
-                            onBallRemove={() => {
-                                removeCourtBall()
-                            }}
+                            onBallRemove={removeCourtBall}
                         />
                     </div>
                 </div>

front/views/editor/ActionsRender.tsx

@@ -0,0 +1,35 @@
+import { Action, MovementActionKind } from "../../tactic/Action"
+import Xarrow, { Xwrapper } from "react-xarrows"
+import { xarrowPropsType } from "react-xarrows/lib/types"
+
+
+export function renderAction(action: Action) {
+
+    const from = action.moveFrom;
+    const to = action.moveTo;
+
+    let arrowStyle: xarrowPropsType = {start: from, end: to, color: "var(--arrows-color)"}
+
+    switch (action.type) {
+        case MovementActionKind.DRIBBLE:
+            arrowStyle.dashness = {
+                animation: true,
+                strokeLen: 5,
+                nonStrokeLen: 5
+            }
+            break
+        case MovementActionKind.SCREEN:
+            arrowStyle.headShape = "circle"
+            arrowStyle.headSize = 2.5
+            break
+        case MovementActionKind.MOVE:
+    }
+
+
+
+    return (
+        <Xwrapper key={`${action.type}-${from}-${to}`}>
+            <Xarrow {...arrowStyle}/>
+        </Xwrapper>
+    )
+}

package.json

@@ -13,6 +13,7 @@
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-draggable": "^4.4.6",
+    "react-xarrows": "^2.0.2",
     "typescript": "^5.2.2",
     "vite": "^4.5.0",
     "vite-plugin-css-injected-by-js": "^3.3.0"
@@ -32,8 +33,8 @@
   },
   "devDependencies": {
     "@vitejs/plugin-react": "^4.1.0",
-    "vite-plugin-svgr": "^4.1.0",
     "prettier": "^3.1.0",
-    "typescript": "^5.2.2"
+    "typescript": "^5.2.2",
+    "vite-plugin-svgr": "^4.1.0"
   }
 }

sql/setup-tables.sql

@@ -16,10 +16,10 @@ CREATE TABLE Account
 CREATE TABLE Tactic
 (
     id            integer PRIMARY KEY AUTOINCREMENT,
-    name          varchar                                          NOT NULL,
-    creation_date timestamp DEFAULT CURRENT_TIMESTAMP              NOT NULL,
-    owner         integer                                          NOT NULL,
-    content       varchar   DEFAULT '{"players": [], "objects": []}'              NOT NULL,
+    name          varchar                             NOT NULL,
+    creation_date timestamp DEFAULT CURRENT_TIMESTAMP NOT NULL,
+    owner         integer                             NOT NULL,
+    content       varchar   DEFAULT '{"players": [], "actions": [], "objects": []}' NOT NULL,
     court_type    varchar CHECK ( court_type IN ('HALF', 'PLAIN')) NOT NULL,
     FOREIGN KEY (owner) REFERENCES Account
 );

src/App/Controller/EditorController.php

@@ -42,7 +42,7 @@ class EditorController {
         return ViewHttpResponse::react("views/Editor.tsx", [
             "id" => -1, //-1 id means that the editor will not support saves
             "name" => TacticModel::TACTIC_DEFAULT_NAME,
-            "content" => '{"players": [], "objects": []}',
+            "content" => '{"players": [], "objects": [], "actions": []}',
             "courtType" => $courtType->name(),
         ]);
     }