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t=e.get(i);t&&r.set(i,{id:i,position:t.position||{x:0,y:0},distance:{x:n.x-t.internals.positionAbsolute.x,y:n.y-t.internals.positionAbsolute.y},extent:t.extent,parentId:t.parentId,origin:t.origin,expandParent:t.expandParent,internals:{positionAbsolute:t.internals.positionAbsolute||{x:0,y:0}},measured:{width:t.measured.width??0,height:t.measured.height??0}})}return r}(r,l,v,w),s.size>0&&(n||g||!w&&y)){const[e,t]=Ii({nodeId:w,dragItems:s,nodeLookup:r});n?.(o.sourceEvent,s,e,t),g?.(o.sourceEvent,e,t),w||y?.(o.sourceEvent,t)}}f=It(v);const C=Xt().clickDistance(x).on("start",e=>{const{domNode:n,nodeDragThreshold:o,transform:r,snapGrid:a,snapToGrid:s}=t();u=n?.getBoundingClientRect()||null,h=!1,p=!1,g=e.sourceEvent,0===o&&E(e);const 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t={x:e.internals.positionAbsolute.x+p,y:e.internals.positionAbsolute.y+g};o&&(t=Hr(t,r));const{position:i,positionAbsolute:s}=Sr({nodeId:e.id,nextPosition:t,nodeLookup:l,nodeExtent:n,nodeOrigin:c,onError:a});e.position=i,e.internals.positionAbsolute=s,u.set(e.id,e)}s(u)},[])}const Ns=(0,r.createContext)(null),Ss=Ns.Provider;Ns.Consumer;const Os=()=>(0,r.useContext)(Ns),js=e=>({connectOnClick:e.connectOnClick,noPanClassName:e.noPanClassName,rfId:e.rfId}),As=(0,r.memo)(as(function({type:e="source",position:t=br.Top,isValidConnection:n,isConnectable:r=!0,isConnectableStart:i=!0,isConnectableEnd:a=!0,id:s,onConnect:l,children:c,className:u,onMouseDown:d,onTouchStart:f,...h},p){const 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o?.(t.nativeEvent,{nodeId:v,handleId:g,handleType:e}),void m.setState({connectionClickStartHandle:{nodeId:v,type:e,id:g}});const h=oi(t.target),p=n||l,{connection:y,isValid:b}=zi.isValid(t.nativeEvent,{handle:{nodeId:v,id:g,type:e},connectionMode:s,fromNodeId:a.nodeId,fromHandleId:a.id||null,fromType:a.type,isValidConnection:p,flowId:u,doc:h,lib:c,nodeLookup:d});b&&y&&j(y);const w=structuredClone(f);delete w.inProgress,w.toPosition=w.toHandle?w.toHandle.position:null,r?.(t,w),m.setState({connectionClickStartHandle:null})}:void 0,ref:p,...h,children:c})})),Ps={ArrowUp:{x:0,y:-1},ArrowDown:{x:0,y:1},ArrowLeft:{x:-1,y:0},ArrowRight:{x:1,y:0}},Ts={input:function({data:e,isConnectable:t,sourcePosition:n=br.Bottom}){return(0,o.jsxs)(o.Fragment,{children:[e?.label,(0,o.jsx)(As,{type:"source",position:n,isConnectable:t})]})},default:function({data:e,isConnectable:t,targetPosition:n=br.Top,sourcePosition:r=br.Bottom}){return(0,o.jsxs)(o.Fragment,{children:[(0,o.jsx)(As,{type:"target",position:n,isConnectable:t}),e?.label,(0,o.jsx)(As,{type:"source",position:r,isConnectable:t})]})},output:function({data:e,isConnectable:t,targetPosition:n=br.Top}){return(0,o.jsxs)(o.Fragment,{children:[(0,o.jsx)(As,{type:"target",position:n,isConnectable:t}),e?.label]})},group:function(){return null}},Ms=e=>{const{width:t,height:n,x:o,y:r}=Cr(e.nodeLookup,{filter:e=>!!e.selected});return{width:zr(t)?t:null,height:zr(n)?n:null,userSelectionActive:e.userSelectionActive,transformString:`translate(${e.transform[0]}px,${e.transform[1]}px) 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qs({children:e,onPaneClick:t,onPaneMouseEnter:n,onPaneMouseMove:i,onPaneMouseLeave:a,onPaneContextMenu:s,onPaneScroll:l,paneClickDistance:c,deleteKeyCode:u,selectionKeyCode:d,selectionOnDrag:f,selectionMode:h,onSelectionStart:p,onSelectionEnd:g,multiSelectionKeyCode:y,panActivationKeyCode:m,zoomActivationKeyCode:v,elementsSelectable:b,zoomOnScroll:w,zoomOnPinch:x,panOnScroll:_,panOnScrollSpeed:k,panOnScrollMode:E,zoomOnDoubleClick:C,panOnDrag:N,defaultViewport:S,translateExtent:O,minZoom:j,maxZoom:A,preventScrolling:P,onSelectionContextMenu:T,noWheelClassName:M,noPanClassName:L,disableKeyboardA11y:D,onViewportChange:I,isControlledViewport:q}){const{nodesSelectionActive:R,userSelectionActive:B}=_a(Is),$=Wa(d,{target:Ds}),z=Wa(m,{target:Ds}),F=z||N,H=z||_,V=f&&!0!==F,U=$||B||V;return function({deleteKeyCode:e,multiSelectionKeyCode:t}){const 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