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simpy_terms/frontend/dist/assets/index-CclG6ywK.js

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Загрузить файлы в «frontend/dist/assets»
2026-06-20 13:29:08 +03:00
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float circleSD(vec2 p, float r) {
return distance(vec2(0), p) - r; // signed distance
}
`,fI=`
float rectangleSD(vec2 p, vec2 b) {
vec2 d = abs(p)-b;
return distance(vec2(0),max(d,0.0)) + min(max(d.x,d.y),0.0);
}
`,cI=`
float roundRectangleSD(vec2 p, vec2 b, vec4 cr) {
cr.xy = (p.x > 0.0) ? cr.xy : cr.zw;
cr.x = (p.y > 0.0) ? cr.x : cr.y;
vec2 q = abs(p) - b + cr.x;
return min(max(q.x, q.y), 0.0) + distance(vec2(0), max(q, 0.0)) - cr.x;
}
`,vI=`
float ellipseSD(vec2 p, vec2 ab) {
p = abs( p ); // symmetry
// find root with Newton solver
vec2 q = ab*(p-ab);
float w = (q.x<q.y)? 1.570796327 : 0.0;
for( int i=0; i<5; i++ ) {
vec2 cs = vec2(cos(w),sin(w));
vec2 u = ab*vec2( cs.x,cs.y);
vec2 v = ab*vec2(-cs.y,cs.x);
w = w + dot(p-u,v)/(dot(p-u,u)+dot(v,v));
}
// compute final point and distance
float d = length(p-ab*vec2(cos(w),sin(w)));
// return signed distance
return (dot(p/ab,p/ab)>1.0) ? d : -d;
}
`,vs={SCREEN:{name:"screen",screen:!0},PICKING:{name:"picking",picking:!0}},Pf={IGNORE:1,USE_BB:2},sg=0,iC=1,uC=2,og=3,Nu=4,df=5,rs=6,as=7,dI=(function(){function t(e,r,a){ii(this,t),this.r=e,this.gl=r,this.maxInstances=a.webglBatchSize,this.atlasSize=a.webglTexSize,this.bgColor=a.bgColor,this.debug=a.webglDebug,this.batchDebugInfo=[],a.enableWrapping=!0,a.createTextureCanvas=jP,this.atlasManager=new lI(e,a),this.batchManager=new sI(a),this.simpleShapeOptions=new Map,this.program=this._createShaderProgram(vs.SCREEN),this.pickingProgram=this._createShaderProgram(vs.PICKING),this.vao=this._createVAO()}return ui(t,[{key:"addAtlasCollection",value:function(r,a){this.atlasManager.addAtlasCollection(r,a)}},{key:"addTextureAtlasRenderType",value:function(r,a){this.atlasManager.addRenderType(r,a)}},{key:"addSimpleShapeRenderType",value:function(r,a){this.simpleShapeOptions.set(r,a)}},{key:"invalidate",value:function(r){var a=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{},i=a.type,l=this.atlasManager;return i?l.invalidate(r,{filterType:function(o){return o===i},forceRedraw:!0}):l.invalidate(r)}},{key:"gc",value:function(){this.atlasManager.gc()}},{key:"_createShaderProgram",value:function(r){var a=this.gl,i=`#version 300 es
precision highp float;
uniform mat3 uPanZoomMatrix;
uniform int uAtlasSize;
// instanced
in vec2 aPosition; // a vertex from the unit square
in mat3 aTransform; // used to transform verticies, eg into a bounding box
in int aVertType; // the type of thing we are rendering
// the z-index that is output when using picking mode
in vec4 aIndex;
// For textures
in int aAtlasId; // which shader unit/atlas to use
in vec4 aTex; // x/y/w/h of texture in atlas
// for edges
in vec4 aPointAPointB;
in vec4 aPointCPointD;
in vec2 aLineWidth; // also used for node border width
// simple shapes
in vec4 aCornerRadius; // for round-rectangle [top-right, bottom-right, top-left, bottom-left]
in vec4 aColor; // also used for edges
in vec4 aBorderColor; // aLineWidth is used for border width
// output values passed to the fragment shader
out vec2 vTexCoord;
out vec4 vColor;
out vec2 vPosition;
// flat values are not interpolated
flat out int vAtlasId;
flat out int vVertType;
flat out vec2 vTopRight;
flat out vec2 vBotLeft;
flat out vec4 vCornerRadius;
flat out vec4 vBorderColor;
flat out vec2 vBorderWidth;
flat out vec4 vIndex;
void main(void) {
int vid = gl_VertexID;
vec2 position = aPosition; // TODO make this a vec3, simplifies some code below
if(aVertType == `.concat(sg,`) {
float texX = aTex.x; // texture coordinates
float texY = aTex.y;
float texW = aTex.z;
float texH = aTex.w;
if(vid == 1 || vid == 2 || vid == 4) {
texX += texW;
}
if(vid == 2 || vid == 4 || vid == 5) {
texY += texH;
}
float d = float(uAtlasSize);
vTexCoord = vec2(texX / d, texY / d); // tex coords must be between 0 and 1
gl_Position = vec4(uPanZoomMatrix * aTransform * vec3(position, 1.0), 1.0);
}
else if(aVertType == `).concat(Nu," || aVertType == ").concat(as,`
|| aVertType == `).concat(df," || aVertType == ").concat(rs,`) { // simple shapes
// the bounding box is needed by the fragment shader
vBotLeft = (aTransform * vec3(0, 0, 1)).xy; // flat
vTopRight = (aTransform * vec3(1, 1, 1)).xy; // flat
vPosition = (aTransform * vec3(position, 1)).xy; // will be interpolated
// calculations are done in the fragment shader, just pass these along
vColor = aColor;
vCornerRadius = aCornerRadius;
vBorderColor = aBorderColor;
vBorderWidth = aLineWidth;
gl_Position = vec4(uPanZoomMatrix * aTransform * vec3(position, 1.0), 1.0);
}
else if(aVertType == `).concat(iC,`) {
vec2 source = aPointAPointB.xy;
vec2 target = aPointAPointB.zw;
// adjust the geometry so that the line is centered on the edge
position.y = position.y - 0.5;
// stretch the unit square into a long skinny rectangle
vec2 xBasis = target - source;
vec2 yBasis = normalize(vec2(-xBasis.y, xBasis.x));
vec2 point = source + xBasis * position.x + yBasis * aLineWidth[0] * position.y;
gl_Position = vec4(uPanZoomMatrix * vec3(point, 1.0), 1.0);
vColor = aColor;
}
else if(aVertType == `).concat(uC,`) {
vec2 pointA = aPointAPointB.xy;
vec2 pointB = aPointAPointB.zw;
vec2 pointC = aPointCPointD.xy;
vec2 pointD = aPointCPointD.zw;
// adjust the geometry so that the line is centered on the edge
position.y = position.y - 0.5;
vec2 p0, p1, p2, pos;
if(position.x == 0.0) { // The left side of the unit square
p0 = pointA;
p1 = pointB;
p2 = pointC;
pos = position;
} else { // The right side of the unit square, use same approach but flip the geometry upside down
p0 = pointD;
p1 = pointC;
p2 = pointB;
pos = vec2(0.0, -position.y);
}
vec2 p01 = p1 - p0;
vec2 p12 = p2 - p1;
vec2 p21 = p1 - p2;
// Find the normal vector.
vec2 tangent = normalize(normalize(p12) + normalize(p01));
vec2 normal = vec2(-tangent.y, tangent.x);
// Find the vector perpendicular to p0 -> p1.
vec2 p01Norm = normalize(vec2(-p01.y, p01.x));
// Determine the bend direction.
float sigma = sign(dot(p01 + p21, normal));
float width = aLineWidth[0];
if(sign(pos.y) == -sigma) {
// This is an intersecting vertex. Adjust the position so that there's no overlap.
vec2 point = 0.5 * width * normal * -sigma / dot(normal, p01Norm);
gl_Position = vec4(uPanZoomMatrix * vec3(p1 + point, 1.0), 1.0);
} else {
// This is a non-intersecting vertex. Treat it like a mitre join.
vec2 point = 0.5 * width * normal * sigma * dot(normal, p01Norm);
gl_Position = vec4(uPanZoomMatrix * vec3(p1 + point, 1.0), 1.0);
}
vColor = aColor;
}
else if(aVertType == `).concat(og,` && vid < 3) {
// massage the first triangle into an edge arrow
if(vid == 0)
position = vec2(-0.15, -0.3);
if(vid == 1)
position = vec2( 0.0, 0.0);
if(vid == 2)
position = vec2( 0.15, -0.3);
gl_Position = vec4(uPanZoomMatrix * aTransform * vec3(position, 1.0), 1.0);
vColor = aColor;
}
else {
gl_Position = vec4(2.0, 0.0, 0.0, 1.0); // discard vertex by putting it outside webgl clip space
}
vAtlasId = aAtlasId;
vVertType = aVertType;
vIndex = aIndex;
}
`),l=this.batchManager.getIndexArray(),s=`#version 300 es
precision highp float;
// declare texture unit for each texture atlas in the batch
`.concat(l.map(function(c){return"uniform sampler2D uTexture".concat(c,";")}).join(`
`),`
uniform vec4 uBGColor;
uniform float uZoom;
in vec2 vTexCoord;
in vec4 vColor;
in vec2 vPosition; // model coordinates
flat in int vAtlasId;
flat in vec4 vIndex;
flat in int vVertType;
flat in vec2 vTopRight;
flat in vec2 vBotLeft;
flat in vec4 vCornerRadius;
flat in vec4 vBorderColor;
flat in vec2 vBorderWidth;
out vec4 outColor;
`).concat(oI,`
`).concat(fI,`
`).concat(cI,`
`).concat(vI,`
vec4 blend(vec4 top, vec4 bot) { // blend colors with premultiplied alpha
return vec4(
top.rgb + (bot.rgb * (1.0 - top.a)),
top.a + (bot.a * (1.0 - top.a))
);
}
vec4 distInterp(vec4 cA, vec4 cB, float d) { // interpolate color using Signed Distance
// scale to the zoom level so that borders don't look blurry when zoomed in
// note 1.5 is an aribitrary value chosen because it looks good
return mix(cA, cB, 1.0 - smoothstep(0.0, 1.5 / uZoom, abs(d)));
}
void main(void) {
if(vVertType == `).concat(sg,`) {
// look up the texel from the texture unit
`).concat(l.map(function(c){return"if(vAtlasId == ".concat(c,") outColor = texture(uTexture").concat(c,", vTexCoord);")}).join(`
else `),`
}
else if(vVertType == `).concat(og,`) {
// mimics how canvas renderer uses context.globalCompositeOperation = 'destination-out';
outColor = blend(vColor, uBGColor);
outColor.a = 1.0; // make opaque, masks out line under arrow
}
else if(vVertType == `).concat(Nu,` && vBorderWidth == vec2(0.0)) { // simple rectangle with no border
outColor = vColor; // unit square is already transformed to the rectangle, nothing else needs to be done
}
else if(vVertType == `).concat(Nu," || vVertType == ").concat(as,`
|| vVertType == `).concat(df," || vVertType == ").concat(rs,`) { // use SDF
float outerBorder = vBorderWidth[0];
float innerBorder = vBorderWidth[1];
float borderPadding = outerBorder * 2.0;
float w = vTopRight.x - vBotLeft.x - borderPadding;
float h = vTopRight.y - vBotLeft.y - borderPadding;
vec2 b = vec2(w/2.0, h/2.0); // half width, half height
vec2 p = vPosition - vec2(vTopRight.x - b[0] - outerBorder, vTopRight.y - b[1] - outerBorder); // translate to center
float d; // signed distance
if(vVertType == `).concat(Nu,`) {
d = rectangleSD(p, b);
} else if(vVertType == `).concat(as,` && w == h) {
d = circleSD(p, b.x); // faster than ellipse
} else if(vVertType == `).concat(as,`) {
d = ellipseSD(p, b);
} else {
d = roundRectangleSD(p, b, vCornerRadius.wzyx);
}
// use the distance to interpolate a color to smooth the edges of the shape, doesn't need multisampling
// we must smooth colors inwards, because we can't change pixels outside the shape's bounding box
if(d > 0.0) {
if(d > outerBorder) {
discard;
} else {
outColor = distInterp(vBorderColor, vec4(0), d - outerBorder);
}
} else {
if(d > innerBorder) {
vec4 outerColor = outerBorder == 0.0 ? vec4(0) : vBorderColor;
vec4 innerBorderColor = blend(vBorderColor, vColor);
outColor = distInterp(innerBorderColor, outerColor, d);
}
else {
vec4 outerColor;
if(innerBorder == 0.0 && outerBorder == 0.0) {
outerColor = vec4(0);
} else if(innerBorder == 0.0) {
outerColor = vBorderColor;
} else {
outerColor = blend(vBorderColor, vColor);
}
outColor = distInterp(vColor, outerColor, d - innerBorder);
}
}
}
else {
outColor = vColor;
}
`).concat(r.picking?`if(outColor.a == 0.0) discard;
else outColor = vIndex;`:"",`
}
`),o=FP(a,i,s);o.aPosition=a.getAttribLocation(o,"aPosition"),o.aIndex=a.getAttribLocation(o,"aIndex"),o.aVertType=a.getAttribLocation(o,"aVertType"),o.aTransform=a.getAttribLocation(o,"aTransform"),o.aAtlasId=a.getAttribLocation(o,"aAtlasId"),o.aTex=a.getAttribLocation(o,"aTex"),o.aPointAPointB=a.getAttribLocation(o,"aPointAPointB"),o.aPointCPointD=a.getAttribLocation(o,"aPointCPointD"),o.aLineWidth=a.getAttribLocation(o,"aLineWidth"),o.aColor=a.getAttribLocation(o,"aColor"),o.aCornerRadius=a.getAttribLocation(o,"aCornerRadius"),o.aBorderColor=a.getAttribLocation(o,"aBorderColor"),o.uPanZoomMatrix=a.getUniformLocation(o,"uPanZoomMatrix"),o.uAtlasSize=a.getUniformLocation(o,"uAtlasSize"),o.uBGColor=a.getUniformLocation(o,"uBGColor"),o.uZoom=a.getUniformLocation(o,"uZoom"),o.uTextures=[];for(var v=0;v<this.batchManager.getMaxAtlasesPerBatch();v++)o.uTextures.push(a.getUniformLocation(o,"uTexture".concat(v)));return o}},{key:"_createVAO",value:function(){var r=[0,0,1,0,1,1,0,0,1,1,0,1];this.vertexCount=r.length/2;var a=this.maxInstances,i=this.gl,l=this.program,s=i.createVertexArray();return i.bindVertexArray(s),JP(i,"vec2",l.aPosition,r),this.transformBuffer=eI(i,a,l.aTransform),this.indexBuffer=Na(i,a,"vec4",l.aIndex),this.vertTypeBuffer=Na(i,a,"int",l.aVertType),this.atlasIdBuffer=Na(i,a,"int",l.aAtlasId),this.texBuffer=Na(i,a,"vec4",l.aTex),this.pointAPointBBuffer=Na(i,a,"vec4",l.aPointAPointB),this.pointCPointDBuffer=Na(i,a,"vec4",l.aPointCPointD),this.lineWidthBuffer=Na(i,a,"vec2",l.aLineWidth),this.colorBuffer=Na(i,a,"vec4",l.aColor),this.cornerRadiusBuffer=Na(i,a,"vec4",l.aCornerRadius),this.borderColorBuffer=Na(i,a,"vec4",l.aBorderColor),i.bindVertexArray(null),s}},{key:"buffers",get:function(){var r=this;return this._buffers||(this._buffers=Object.keys(this).filter(function(a){return Yn(a,"Buffer")}).map(function(a){return r[a]})),this._buffers}},{key:"startFrame",value:function(r){var a=arguments.length>1&&arguments[1]!==void 0?arguments[1]:vs.SCREEN;this.panZoomMatrix=r,this.renderTarget=a,this.batchDebugInfo=[],this.wrappedCount=0,this.simpleCount=0,this.startBatch()}},{key:"startBatch",value:function(){this.instanceCount=0,this.batchManager.startBatch()}},{key:"endFrame",value:function(){this.endBatch()}},{key:"_isVisible",value:function(r,a){return r.visible()?a&&a.isVisible?a.isVisible(r):!0:!1}},{key:"drawTexture",value:function(r,a,i){var l=this.atlasManager,s=this.batchManager,o=l.getRenderTypeOpts(i);if(this._isVisible(r,o)&&!(r.isEdge()&&!this._isValidEdge(r))){if(this.renderTarget.picking&&o.getTexPickingMode){var v=o.getTexPickingMode(r);if(v===Pf.IGNORE)return;if(v==Pf.USE_BB){this.drawPickingRectangle(r,a,i);return}}var c=l.getAtlasInfo(r,i),d=jr(c),g;try{for(d.s();!(g=d.n()).done;){var p=g.value,y=p.atlas,b=p.tex1,x=p.tex2;s.canAddToCurrentBatch(y)||this.endBatch();for(var E=s.getAtlasIndexForBatch(y),S=0,T=[[b,!0],[x,!1]];S<T.length;S++){var C=nr(T[S],2),_=C[0],R=C[1];if(_.w!=0){var M=this.instanceCount;this.vertTypeBuffer.getView(M)[0]=sg;var A=this.indexBuffer.getView(M);zu(a,A);var O=this.atlasIdBuffer.getView(M);O[0]=E;var B=this.texBuffer.getView(M);B[0]=_.x,B[1]=_.y,B[2]=_.w,B[3]=_.h;var z=this.transformBuffer.getMatrixView(M);this.setTransformMatrix(r,z,o,p,R),this.instanceCount++,R||this.wrappedCount++,this.instanceCount>=this.maxInstances&&this.endBatch()}}}}catch(N){d.e(N)}finally{d.f()}}}},{key:"setTransformMatrix",value:function(r,a,i,l){var s=arguments.length>4&&arguments[4]!==void 0?arguments[4]:!0,o=0;if(i.shapeProps&&i.shapeProps.padding&&(o=r.pstyle(i.shapeProps.padding).pfValue),l){var v=l.bb,c=l.tex1,d=l.tex2,g=c.w/(c.w+d.w);s||(g=1-g);var p=this._getAdjustedBB(v,o,s,g);this._applyTransformMatrix(a,p,i,r)}else{var y=i.getBoundingBox(r),b=this._getAdjustedBB(y,o,!0,1);this._applyTransformMatrix(a,b,i,r)}}},{key:"_applyTransformMatrix",value:function(r,a,i,l){var s,o;aC(r);var v=i.getRotation?i.getRotation(l):0;if(v!==0){var c=i.getRotationPoint(l),d=c.x,g=c.y;Tf(r,r,[d,g]),nC(r,r,v);var p=i.getRotationOffset(l);s=p.x+(a.xOffset||0),o=p.y+(a.yOffset||0)}else s=a.x1,o=a.y1;Tf
`);return`${e.label}
${r}`}}function eV({store:t,onReady:e}){const r=kt.useRef(null);return kt.useEffect(()=>{if(!r.current)return;const a=new J8(r.current,t);return e(a),()=>{a.destroy(),e(void 0)}},[e,t]),xe.jsx("div",{ref:r,className:"graph-canvas","aria-label":"Graph visualization"})}const Mb="0";class tV{nodes=new Map;edges=[];listeners=new Set;frame=0;time;recentFrames=[];selectedNode;topologyVersion=0;subscribe(e){return this.listeners.add(e),e(this.snapshot()),()=>{this.listeners.delete(e)}}applyTopology(e){this.nodes.clear(),this.frame=0,this.time=void 0,this.recentFrames=[],this.selectedNode=void 0;for(const r of e.nodes){const a=new Map,i=e.values?.[r.id]??r.value;if(typeof i=="object"&&i!==null)for(const[l,s]of Object.entries(i))a.set(l,$n(s));for(const l of r.pins??[Mb])a.has(l)||a.set(l,$n(typeof i=="string"?i:r.value));a.size===0&&a.set(Mb,"N"),this.nodes.set(r.id,{id:r.id,label:r.label??r.id,pins:a})}this.edges=e.edges.map((r,a)=>({id:r.id??`${r.source}->${r.target}:${a}`,source:r.source,target:r.target,label:r.label??""})),this.topologyVersion+=1,this.emit()}applyFrame(e){const r={frame:e.frame,time:typeof e.time=="number"?e.time:void 0,changed:e.changed.map(a=>this.applyChange(a))};this.frame=r.frame,this.time=r.time,this.recentFrames=[...this.recentFrames,r].slice(-200),this.emit()}setSelectedNode(e){e!==void 0&&!this.nodes.has(e)||(this.selectedNode=e,this.emit())}snapshot(){return{frame:this.frame,time:this.time,nodes:Array.from(this.nodes.values()).map(e=>this.nodeViewModel(e)),edges:this.edges,recentFrames:this.recentFrames,selectedNode:this.selectedNode,topologyVersion:this.topologyVersion}}applyChange(e){const r=this.ensureNode(e.node),a=$n(e.from),i=$n(e.to);return r.pins.set(e.pin,i),{node:e.node,pin:e.pin,from:a,to:i}}ensureNode(e){const r=this.nodes.get(e);if(r)return r;const a={id:e,label:e,pins:new Map([[Mb,"N"]])};return this.nodes.set(e,a),this.topologyVersion+=1,a}nodeViewModel(e){const r=Array.from(e.pins.entries()).map(([a,i])=>({id:a,value:i}));return{id:e.id,label:e.label,pins:r,primaryValue:r[0]?.value??"N"}}emit(){const e=this.snapshot();for(const r of this.listeners)r(e)}}class V1 extends Error{constructor(e,r){super(`${e} at ${r}`),this.position=r}position}function rV(t,e="Imported graph"){return new nV(aV(t),e).parse()}function aV(t){const e=[];let r=0;for(;r<t.length;){const a=t[r];if(/\s/.test(a)){r+=1;continue}if(a==="#"||t.startsWith("//",r)){const s=t.indexOf(`
`,r);r=s===-1?t.length:s+1;continue}if(t.startsWith("/*",r)){const s=t.indexOf("*/",r+2);r=s===-1?t.length:s+2;continue}if(t.startsWith("->",r)){e.push({kind:"arrow",value:"->",position:r}),r+=2;continue}if("{}[]=,;".includes(a)){e.push({kind:"punct",value:a,position:r}),r+=1;continue}if(a==='"'){const s=r;r+=1;let o="";for(;r<t.length;){const v=t[r];if(v==="\\"){const c=t[r+1];o+=c==="n"?`
`:c??"",r+=2;continue}if(v==='"'){r+=1;break}o+=v,r+=1}e.push({kind:"string",value:o,position:s});continue}const i=r;let l="";for(;r<t.length&&!/\s/.test(t[r])&&!"{}[]=,;".includes(t[r])&&!t.startsWith("->",r);)l+=t[r],r+=1;if(!l)throw new V1(`Unexpected character "${a}"`,r);e.push({kind:"id",value:l,position:i})}return e.push({kind:"eof",value:"",position:t.length}),e}class nV{constructor(e,r){this.tokens=e,this.graphName=r}tokens;index=0;nodes=new Map;values={};edges=[];graphName;parse(){this.acceptId("strict");const e=this.readId();if(!e||!["digraph","graph"].includes(e.toLowerCase()))throw this.error("Expected digraph");if(!this.peekPunct("{")){const r=this.readIdOrString();r&&(this.graphName=r)}for(this.expectPunct("{");!this.peekPunct("}")&&!this.peek("eof");)this.parseStatement(),this.acceptPunct(";");return this.expectPunct("}"),{name:this.graphName,graph:{nodes:Array.from(this.nodes.values()),edges:this.edges,values:this.values}}}parseStatement(){if(this.acceptPunct(";"),this.peekPunct("}")||this.peek("eof"))return;const e=this.readIdOrString();if(!e)throw this.error("Expected statement");if(["graph","node","edge"].includes(e.toLowerCase())&&this.peekPunct("[")){this.readAttrs();return}if(this.peek("arrow")){this.parseEdgeStatement(e);return}const r=this.peekPunct("[")?this.readAttrs():{};this.upsertNode({id:e,attrs:r})}parseEdgeStatement(e){const r=[e];for(;this.accept("arrow");){const i=this.readIdOrString();if(!i)throw this.error("Expected edge target");r.push(i)}const a=this.peekPunct("[")?this.readAttrs():{};for(let i=0;i<r.length-1;i+=1){const l=r[i],s=r[i+1];this.ensureNode(l),this.ensureNode(s),this.edges.push({id:`${l}->${s}:${this.edges.length}`,source:l,target:s,label:a.label??a.pin??""})}}upsertNode(e){const r=this.ensureNode(e.id);r.label=e.attrs.label??r.label;const a=iV(e.attrs);a.length&&(r.pins=a);const i=e.attrs.value??e.attrs.state;i!==void 0&&((r.pins?.length??0)>1?this.values[r.id]=Object.fromEntries((r.pins??["0"]).map(l=>[l,$n(i)])):this.values[r.id]=$n(i),r.value=$n(i))}ensureNode(e){const r=this.nodes.get(e);if(r)return r;const a={id:e,label:e,pins:["0"],value:"N"};return this.nodes.set(e,a),this.values[e]="N",a}readAttrs(){const e={};for(this.expectPunct("[");!this.peekPunct("]")&&!this.peek("eof");){const r=this.readIdOrString();if(!r)throw this.error("Expected attribute key");let a="true";this.acceptPunct("=")&&(a=this.readIdOrString()??""),e[r]=a,this.acceptPunct(","),this.acceptPunct(";")}return this.expectPunct("]"),e}readId(){if(this.peek("id"))return this.tokens[this.index++].value}readIdOrString(){if(this.peek("id")||this.peek("string"))return this.tokens[this.index++].value}accept(e){return this.peek(e)?(this.index+=1,!0):!1}acceptId(e){return this.peek("id")&&this.tokens[this.index].value.toLowerCase()===e.toLowerCase()?(this.index+=1,!0):!1}acceptPunct(e){return this.peekPunct(e)?(this.index+=1,!0):!1}expectPunct(e){if(!this.acceptPunct(e))throw this.error(`Expected "${e}"`)}peek(e){return this.tokens[this.index]?.kind===e}peekPunct(e){const r=this.tokens[this.index];return r?.kind==="punct"&&r.value===e}error(e){return new V1(e,this.tokens[this.index]?.position??0)}}function iV(t){const e=t.pins??t.pin;return e?e.split(/[,\s]+/).map(r=>r.trim()).filter(Boolean):[]}const uV={state:"idle",paused:!1,buffered:0};class lV{constructor(e,r=""){this.store=e,this.apiBase=r}store;apiBase;eventSource;statusListeners=new Set;status=uV;paused=!1;bufferedFrames=[];connectionGeneration=0;sessionId="simpy";subscribe(e){return this.statusListeners.add(e),e(this.status),()=>{this.statusListeners.delete(e)}}async connect(e=this.sessionId){const r=this.connectionGeneration+1;this.connectionGeneration=r,this.sessionId=e,this.bufferedFrames=[],this.updateStatus({state:"connecting",message:void 0});try{const a=await this.fetchTopology(e);if(r!==this.connectionGeneration)return;this.store.applyTopology(a),this.openEventSource(r,e)}catch(a){if(r!==this.connectionGeneration)return;this.updateStatus({state:"error",message:a instanceof Error?a.message:"Cannot connect to graph stream"})}}pause(){this.p
A [value="0"];
B [value="+"];
A -> 3 [label="0"];
A -> 1 [label="+"];
1 -> 2 [label="0"];
1 -> B [label="+"];
2 -> 3 [label="0"];
2 -> C [label="+"];
}`,fV=["0","N","+"];function cV(){const t=kt.useMemo(()=>new tV,[]),e=kt.useMemo(()=>new lV(t),[t]),r=kt.useRef(void 0),[a,i]=kt.useState(()=>t.snapshot()),[l,s]=kt.useState(sV),[o,v]=kt.useState([]),[c,d]=kt.useState("simpy"),[g,p]=kt.useState("Imported graph"),[y,b]=kt.useState(oV),[x,E]=kt.useState(),[S,T]=kt.useState(!1);kt.useEffect(()=>t.subscribe(i),[t]);const C=kt.useCallback(async()=>{const q=await e.listSessions();v(q)},[e]),_=kt.useCallback(async q=>{d(q),await e.connect(q)},[e]);kt.useEffect(()=>{const q=e.subscribe(s);return(async()=>{try{await C(),await e.connect(c)}catch(U){E(U instanceof Error?U.message:"Cannot initialize graph UI")}})(),()=>{q(),e.close()}},[e,C]);const R=kt.useCallback(q=>{r.current=q},[]),M=()=>{l.paused?e.resume():e.pause()},A=async()=>{E(void 0);try{await e.step(c)}catch(q){E(q instanceof Error?q.message:"Cannot step simulation")}},O=()=>{const q=r.current?.exportPng();if(!q)return;const U=document.createElement("a");U.href=q,U.download=`tern-graph-${c}-frame-${a.frame}.png`,U.click()},B=async q=>{await _(q.target.value)},z=async q=>{const U=q.target.files?.[0];U&&(b(await U.text()),p(U.name.replace(/\.[^.]+$/,"")||"Imported graph"),q.target.value="")},N=async()=>{T(!0),E(void 0);try{const q=rV(y,g),U=await e.createSession(g.trim()||q.name,q.graph);await C(),await _(U.session.id)}catch(q){q instanceof V1?E(q.message):E(q instanceof Error?q.message:"Cannot create graph session")}finally{T(!1)}},k=async(q,U,Y)=>{E(void 0);try{await e.setValue(q,U,Y)}catch(J){E(J instanceof Error?J.message:"Cannot update value")}},P=a.nodes.find(q=>q.id===a.selectedNode),G=o.find(q=>q.id===c),j=a.recentFrames.slice(-12).reverse();return xe.jsxs("div",{className:"app-shell",children:[xe.jsxs("header",{className:"topbar",children:[xe.jsxs("div",{className:"brand",children:[xe.jsx(XN,{size:18,"aria-hidden":"true"}),xe.jsx("span",{children:"SimPy Terns Graph"})]}),xe.jsx("select",{className:"session-select",value:c,onChange:B,"aria-label":"Session",children:o.map(q=>xe.jsx("option",{value:q.id,children:q.name},q.id))}),xe.jsx("button",{className:"icon-button",type:"button",onClick:()=>{C()},title:"Refresh sessions",children:xe.jsx($N,{size:18})}),xe.jsxs("div",{className:`connection-pill status-${l.state}`,children:[xe.jsx("span",{className:"status-dot"}),xe.jsx("span",{children:l.paused?"paused":l.state}),l.buffered>0?xe.jsx("strong",{children:l.buffered}):null]}),xe.jsxs("div",{className:"metric",children:[xe.jsx("span",{children:"frame"}),xe.jsx("strong",{children:a.frame})]}),typeof a.time=="number"?xe.jsxs("div",{className:"metric",children:[xe.jsx("span",{children:"t"}),xe.jsx("strong",{children:a.time.toFixed(1)})]}):null,xe.jsxs("div",{className:"toolbar",role:"toolbar","aria-label":"Graph controls",children:[xe.jsx("button",{className:"icon-button",type:"button",onClick:M,title:l.paused?"Resume stream":"Pause stream",children:l.paused?xe.jsx(KN,{size:18}):xe.jsx(YN,{size:18})}),xe.jsx("button",{className:"icon-button",type:"button",onClick:()=>{A()},disabled:!G?.steppable,title:G?.steppable?"Step simulation":"Session is not steppable",children:xe.jsx(ZN,{size:18})}),xe.jsx("button",{className:"icon-button",type:"button",onClick:()=>r.current?.fit(),title:"Fit graph",children:xe.jsx(FN,{size:18})}),xe.jsx("button",{className:"icon-button",type:"button",onClick:()=>r.current?.relayout(),title:"Run layout",children:xe.jsx(jN,{size:18})}),xe.jsx("button",{className:"icon-button",type:"button",onClick:()=>r.current?.zoomOut(),title:"Zoom out",children:xe.jsx(JN,{size:18})}),xe.jsx("button",{className:"icon-button",type:"button",onClick:()=>r.current?.zoomIn(),title:"Zoom in",children:xe.jsx(WN,{size:18})}),xe.jsx("button",{className:"icon-button",type:"button",onClick:O,title:"Export PNG",children:xe.jsx(HN,{size:18})})]})]}),xe.jsxs("main",{className:"workspace",children:[xe.jsx("section",{className:"graph-stage",children:xe.jsx(eV,{store:t,onReady:R})}),xe.jsxs("aside",{className:"side-panel",children:[xe.jsxs("section",{className:"panel-section",children:[xe.jsx("h2",{children:"Session"}),G?xe.jsxs(
Reference in a new issue Copy permalink