Error handling + fixed pin connecting

package-lock.json

@@ -2194,6 +2194,11 @@
                 }
             }
         },
+        "classnames": {
+            "version": "2.2.6",
+            "resolved": "https://registry.npmjs.org/classnames/-/classnames-2.2.6.tgz",
+            "integrity": "sha512-JR/iSQOSt+LQIWwrwEzJ9uk0xfN3mTVYMwt1Ir5mUcSN6pU+V4zQFFaJsclJbPuAUQH+yfWef6tm7l1quW3C8Q=="
+        },
         "clean-css": {
             "version": "4.2.1",
             "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.1.tgz",
@@ -3058,6 +3063,14 @@
                 "utila": "~0.4"
             }
         },
+        "dom-helpers": {
+            "version": "3.4.0",
+            "resolved": "https://registry.npmjs.org/dom-helpers/-/dom-helpers-3.4.0.tgz",
+            "integrity": "sha512-LnuPJ+dwqKDIyotW1VzmOZ5TONUN7CwkCR5hrgawTUbkBGYdeoNLZo6nNfGkCrjtE1nXXaj7iMMpDa8/d9WoIA==",
+            "requires": {
+                "@babel/runtime": "^7.1.2"
+            }
+        },
         "dom-serializer": {
             "version": "0.1.1",
             "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.1.1.tgz",
@@ -7715,6 +7728,11 @@
             "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.8.6.tgz",
             "integrity": "sha512-aUk3bHfZ2bRSVFFbbeVS4i+lNPZr3/WM5jT2J5omUVV1zzcs1nAaf3l51ctA5FFvCRbhrH0bdAsRRQddFJZPtA=="
         },
+        "react-lifecycles-compat": {
+            "version": "3.0.4",
+            "resolved": "https://registry.npmjs.org/react-lifecycles-compat/-/react-lifecycles-compat-3.0.4.tgz",
+            "integrity": "sha512-fBASbA6LnOU9dOU2eW7aQ8xmYBSXUIWr+UmF9b1efZBazGNO+rcXT/icdKnYm2pTwcRylVUYwW7H1PHfLekVzA=="
+        },
         "react-router": {
             "version": "5.0.1",
             "resolved": "https://registry.npmjs.org/react-router/-/react-router-5.0.1.tgz",
@@ -7761,6 +7779,28 @@
                 "tiny-warning": "^1.0.0"
             }
         },
+        "react-toastify": {
+            "version": "5.3.2",
+            "resolved": "https://registry.npmjs.org/react-toastify/-/react-toastify-5.3.2.tgz",
+            "integrity": "sha512-YHTTey7JWqXVkkBIeJ34PAvQELmGfLEGCx9bu68aIZYd+kRU2u9k/nG3AydgbX/uevIb4QNpeeE98DjkooMs5w==",
+            "requires": {
+                "@babel/runtime": "^7.4.2",
+                "classnames": "^2.2.6",
+                "prop-types": "^15.7.2",
+                "react-transition-group": "^2.6.1"
+            }
+        },
+        "react-transition-group": {
+            "version": "2.9.0",
+            "resolved": "https://registry.npmjs.org/react-transition-group/-/react-transition-group-2.9.0.tgz",
+            "integrity": "sha512-+HzNTCHpeQyl4MJ/bdE0u6XRMe9+XG/+aL4mCxVN4DnPBQ0/5bfHWPDuOZUzYdMj94daZaZdCCc1Dzt9R/xSSg==",
+            "requires": {
+                "dom-helpers": "^3.4.0",
+                "loose-envify": "^1.4.0",
+                "prop-types": "^15.6.2",
+                "react-lifecycles-compat": "^3.0.4"
+            }
+        },
         "read-pkg": {
             "version": "1.1.0",
             "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",

package.json

@@ -44,6 +44,7 @@
         "react": "^16.8.6",
         "react-dom": "^16.8.6",
         "react-router-dom": "^5.0.1",
+        "react-toastify": "^5.3.2",
         "rxjs": "^6.5.2",
         "rxjs-hooks": "^0.5.1"
     }

src/main.tsx

@@ -2,5 +2,8 @@ import React from 'react'
 import App from './modules/core/components/App'
 
 import { render } from 'react-dom'
+import { handleErrors } from './modules/errors/helpers/handlErrors'
 
 render(<App />, document.getElementById('app'))
+
+handleErrors()

src/modules/core/components/App.scss

@@ -8,4 +8,5 @@ body {
 
 canvas {
     background-color: #222222;
+    z-index: -1;
 }

src/modules/core/components/App.tsx

@@ -1,10 +1,26 @@
 import React from 'react'
 import '../styles/reset'
 import './App.scss'
+import 'react-toastify/dist/ReactToastify.css'
 import Canvas from './Canvas'
+import { ToastContainer } from 'react-toastify'
 
 const App = () => {
-    return <Canvas />
+    return (
+        <>
+            <ToastContainer
+                position="top-left"
+                autoClose={5000}
+                hideProgressBar={false}
+                newestOnTop={false}
+                closeOnClick
+                rtl={false}
+                draggable
+                pauseOnHover
+            />
+            <Canvas />
+        </>
+    )
 }
 
 export default App

src/modules/errors/classes/SimulationError.ts

@@ -0,0 +1,9 @@
+export class SimulationError extends Error {
+    public constructor(public mesagge: string = '') {
+        super()
+    }
+
+    public toString() {
+        return `SimulationError: ${this.mesagge}`
+    }
+}

src/modules/errors/helpers/handlErrors.ts

@@ -0,0 +1,14 @@
+import { toast } from 'react-toastify'
+import { createToastArguments } from '../../toasts/helpers/createToastArguments'
+
+export const handleErrors = () => {
+    window.onerror = (a, b, c, d, error) => {
+        if (error) {
+            const args = createToastArguments(error.toString())
+
+            toast.error(...args)
+        }
+
+        console.log(a)
+    }
+}

src/modules/saving/helpers/getState.ts

@@ -1,15 +1,18 @@
 import { SimulationRenderer } from '../../simulationRenderer/classes/SimulationRenderer'
-import { Gate } from '../../simulation/classes/Gate'
+import { Gate, PinWrapper } from '../../simulation/classes/Gate'
 import {
     GateState,
     TransformState,
     RendererState,
     CameraState,
-    SimulationState
+    SimulationState,
+    WireState,
+    WireLimit
 } from '../types/SimulationSave'
 import { Transform } from '../../../common/math/classes/Transform'
 import { Camera } from '../../simulationRenderer/classes/Camera'
 import { Simulation } from '../../simulation/classes/Simulation'
+import { Wire } from '../../simulation/classes/Wire'
 
 export const getTransformState = (transform: Transform): TransformState => {
     return {
@@ -25,9 +28,26 @@ export const getCameraState = (camera: Camera): CameraState => {
     }
 }
 
+export const getWireLimit = (pin: PinWrapper): WireLimit => {
+    return {
+        id: pin.value.gate.id,
+        index: pin.index
+    }
+}
+
+export const getWireState = (wire: Wire): WireState => {
+    return {
+        from: getWireLimit(wire.start),
+        to: getWireLimit(wire.end),
+        id: wire.id
+    }
+}
+
 export const getSimulationState = (simulation: Simulation): SimulationState => {
     return {
-        gates: Array.from(simulation.gates).map(getGateState)
+        gates: Array.from(simulation.gates).map(getGateState),
+        wires: simulation.wires.map(getWireState),
+        mode: simulation.mode
     }
 }
 

src/modules/saving/types/SimulationSave.ts

@@ -1,5 +1,7 @@
 import { vector2 } from '../../../common/math/classes/Transform'
 
+export type simulationMode = 'ic' | 'project'
+
 export interface TransformState {
     position: vector2
     scale: vector2
@@ -16,8 +18,22 @@ export interface CameraState {
     transform: TransformState
 }
 
+export interface WireLimit {
+    id: number
+    index: number
+}
+
+export interface WireState {
+    from: WireLimit
+    to: WireLimit
+    id: number
+}
+
 export interface SimulationState {
     gates: GateState[]
+    wires: WireState[]
+
+    mode: simulationMode
 }
 
 export interface RendererState {

src/modules/simulation/classes/Gate.ts

@@ -3,6 +3,7 @@ import { Pin } from './Pin'
 import merge from 'deepmerge'
 import { GateTemplate, PinCount } from '../types/GateTemplate'
 import { DefaultGateTemplate } from '../constants'
+import { idStore } from '../stores/idStore'
 
 export interface GatePins {
     inputs: Pin[]
@@ -16,22 +17,30 @@ export interface PinWrapper {
 }
 
 export class Gate {
-    public static lastId = 0
-
     public transform = new Transform()
-    public id = Gate.lastId++
     public _pins: GatePins = {
         inputs: [],
         outputs: []
     }
 
+    public id: number
     public template: GateTemplate
 
-    public constructor(template: DeepPartial<GateTemplate> = {}) {
+    public constructor(template: DeepPartial<GateTemplate> = {}, id?: number) {
         this.template = merge(DefaultGateTemplate, template) as GateTemplate
 
-        this._pins.inputs = Gate.generatePins(this.template.pins.inputs, 1)
+        this._pins.inputs = Gate.generatePins(
-        this._pins.outputs = Gate.generatePins(this.template.pins.outputs, 2)
+            this.template.pins.inputs,
+            1,
+            this
+        )
+        this._pins.outputs = Gate.generatePins(
+            this.template.pins.outputs,
+            2,
+            this
+        )
+
+        this.id = id !== undefined ? id : idStore.generate()
     }
 
     private wrapPins(pins: Pin[]) {
@@ -58,7 +67,9 @@ export class Gate {
         return result
     }
 
-    private static generatePins(options: PinCount, type: number) {
+    private static generatePins(options: PinCount, type: number, gate: Gate) {
-        return [...Array(options.count)].fill(true).map(() => new Pin(type))
+        return [...Array(options.count)]
+            .fill(true)
+            .map(() => new Pin(type, gate))
     }
 }

src/modules/simulation/classes/Pin.ts

@@ -1,5 +1,6 @@
 import { SubscriptionData } from '../types/SubscriptionData'
 import { BehaviorSubject } from 'rxjs'
+import { Gate } from './Gate'
 
 /* Types:
 
@@ -9,24 +10,25 @@ Second bit = output
 */
 export class Pin {
     public state = new BehaviorSubject(false)
-    public connectedTo = new Set<Pin>()
+    public pairs = new Set<Pin>()
 
-    private pairs = new Set<Pin>()
     private subscriptions: SubscriptionData<Pin>[] = []
 
-    public constructor(public type = 0b01) {}
+    public constructor(public type = 0b01, public gate: Gate) {}
 
-    public addPair(pin: Pin) {
+    public addPair(pin: Pin, subscribe = false) {
         this.pairs.add(pin)
 
-        const rawSubscription = pin.state.subscribe(state => {
+        if (subscribe) {
-            this.state.next(state)
+            const rawSubscription = pin.state.subscribe(state => {
-        })
+                this.state.next(state)
+            })
 
-        this.subscriptions.push({
+            this.subscriptions.push({
-            data: pin,
+                data: pin,
-            subscription: rawSubscription
+                subscription: rawSubscription
-        })
+            })
+        }
     }
 
     public removePair(pin: Pin) {

src/modules/simulation/classes/Simulation.ts

@@ -1,9 +1,14 @@
 import { Gate } from './Gate'
 import { GateStorage } from './GateStorage'
 import { LruCacheNode } from '@eix-js/utils'
+import { Wire } from './Wire'
+import { simulationMode } from '../../saving/types/SimulationSave'
 
 export class Simulation {
     public gates = new GateStorage()
+    public wires: Wire[] = []
+
+    public constructor(public mode: simulationMode = 'project') {}
 
     public push(...gates: Gate[]) {
         for (const gate of gates) {

src/modules/simulation/classes/Wire.ts

@@ -0,0 +1,27 @@
+import { idStore } from '../stores/idStore'
+import { PinWrapper } from './Gate'
+import { SimulationError } from '../../errors/classes/SimulationError'
+
+export class Wire {
+    public id: number
+
+    public constructor(
+        public start: PinWrapper,
+        public end: PinWrapper,
+        id?: number
+    ) {
+        if (end.value.pairs.size !== 0) {
+            throw new SimulationError('An input pin can only have 1 pair')
+        }
+
+        end.value.addPair(start.value, true)
+        start.value.addPair(end.value)
+
+        this.id = id !== undefined ? id : idStore.generate()
+    }
+
+    public dispose() {
+        this.end.value.removePair(this.start.value)
+        this.start.value.removePair(this.end.value)
+    }
+}

src/modules/simulation/stores/idStore.ts

@@ -0,0 +1,12 @@
+import { LocalStore } from '../../storage/classes/LocalStore'
+
+const store = new LocalStore<number>('id')
+
+export const idStore = {
+    generate() {
+        const current = store.get()
+        store.set(current + 1)
+
+        return current + 1
+    }
+}

src/modules/simulationRenderer/classes/SimulationRenderer.ts

@@ -14,6 +14,7 @@ import { getPinPosition } from '../helpers/pinPosition'
 import { pointInCircle } from '../../../common/math/helpers/pointInCircle'
 import { SelectedPins } from '../types/SelectedPins'
 import { getRendererState } from '../../saving/helpers/getState'
+import { Wire } from '../../simulation/classes/Wire'
 
 export class SimulationRenderer {
     public mouseDownOutput = new Subject<MouseEventInfo>()
@@ -104,11 +105,21 @@ export class SimulationRenderer {
                             }
                         }
 
-                        if (this.selectedPins.start && this.selectedPins.end) {
+                        if (
-                            console.log('Connecting!')
+                            this.selectedPins.start &&
-                            console.log(getRendererState(this))
+                            this.selectedPins.end &&
+                            this.selectedPins.end.wrapper.value.pairs.size === 0
+                        ) {
+                            this.simulation.wires.push(
+                                new Wire(
+                                    this.selectedPins.start.wrapper,
+                                    this.selectedPins.end.wrapper
+                                )
+                            )
                             this.selectedPins.start = null
                             this.selectedPins.end = null
+
+                            console.log(getRendererState(this))
                         }
                     }
                 }

src/modules/simulationRenderer/constants.ts

@@ -8,9 +8,14 @@ export const defaultSimulationRendererOptions: SimulationRendererOptions = {
         connectionLength: 30,
         pinRadius: 10,
         pinStrokeColor: '#888888',
-        pinStrokeWidth: 3
+        pinStrokeWidth: 3,
+        pinFill: {
+            open: 'rgb(255,216,20)',
+            closed: 'rgb(90,90,90)'
+        }
     },
     wires: {
-        temporaryWireColor: `rgba(128,128,128,0.5)`
+        temporaryWireColor: `rgba(128,128,128,0.5)`,
+        curvePointOffset: 100
     }
 }

src/modules/simulationRenderer/helpers/pinFill.ts

@@ -1,13 +1,14 @@
 import { Pin } from '../../simulation/classes/Pin'
+import { SimulationRenderer } from '../classes/SimulationRenderer'
 
-export const pinFill = (pin: Pin) => {
+export const pinFill = (renderer: SimulationRenderer, pin: Pin) => {
     let color = 'rgba(0,0,0,0)'
 
-    if (pin.connectedTo.size) {
+    if (pin.pairs.size) {
-        if (pin.state) {
+        if (pin.state.value) {
-            color = 'yellow'
+            color = renderer.options.gates.pinFill.open
         } else {
-            color = 'grey'
+            color = renderer.options.gates.pinFill.closed
         }
     }
 

src/modules/simulationRenderer/helpers/renderPins.ts

@@ -23,7 +23,7 @@ export const renderPins = (
     ctx.lineWidth = pinStrokeWidth
 
     for (const pin of gate.pins) {
-        ctx.fillStyle = pinFill(pin.value)
+        ctx.fillStyle = pinFill(renderer, pin.value)
 
         // render little connection
         const start = calculatePinStart(

src/modules/simulationRenderer/helpers/renderSimulation.ts

@@ -3,6 +3,7 @@ import { invert } from '../../vector2/helpers/basic'
 import { renderGate } from './renderGate'
 import { clearCanvas } from '../../../common/canvas/helpers/clearCanvas'
 import { renderClickedPins } from './renderClickedPins'
+import { renderWires } from './renderWires'
 
 export const renderSimulation = (
     ctx: CanvasRenderingContext2D,
@@ -12,7 +13,10 @@ export const renderSimulation = (
 
     ctx.translate(...renderer.camera.transform.position)
 
-    // render gates
+    for (const wire of renderer.simulation.wires) {
+        renderWires(ctx, renderer, wire)
+    }
+
     for (const gate of renderer.simulation.gates) {
         renderGate(ctx, renderer, gate)
     }

src/modules/simulationRenderer/helpers/renderWires.ts

@@ -0,0 +1,94 @@
+import { SimulationRenderer } from '../classes/SimulationRenderer'
+import { pinFill } from './pinFill'
+import { getPinPosition } from './pinPosition'
+import { Wire } from '../../simulation/classes/Wire'
+import { wireRadius } from './wireRadius'
+import { clamp } from '../../simulation/helpers/clamp'
+
+export const renderWires = (
+    ctx: CanvasRenderingContext2D,
+    renderer: SimulationRenderer,
+    wire: Wire
+) => {
+    const { start, end } = wire
+    const startPosition = getPinPosition(
+        renderer,
+        start.value.gate.transform,
+        start
+    )
+    const endPosition = getPinPosition(renderer, end.value.gate.transform, end)
+    const length = renderer.options.wires.curvePointOffset
+    const centerY = (startPosition[1] + endPosition[1]) / 2
+    const controlPostions = [startPosition[0] + length, endPosition[0] - length]
+
+    ctx.strokeStyle = pinFill(renderer, start.value)
+    ctx.lineWidth = wireRadius(renderer)
+    ctx.lineCap = 'round'
+
+    ctx.beginPath()
+    ctx.moveTo(...startPosition)
+
+    if (startPosition[0] < endPosition[0]) {
+        ctx.bezierCurveTo(
+            controlPostions[0],
+            startPosition[1],
+            controlPostions[1],
+            endPosition[1],
+            ...endPosition
+        )
+    } else {
+        const { abs, PI } = Math
+
+        const baseFactor = startPosition[1] < endPosition[1] ? 1 : -1
+        const factors = [baseFactor, baseFactor]
+
+        const radiuses = [...Array(2)].fill(
+            abs((centerY - startPosition[1]) / 2)
+        )
+
+        const limit = 70
+        if (radiuses[0] < limit) {
+            factors[0] *= -1
+            radiuses[0] = limit
+            radiuses[1] = abs(
+                (startPosition[1] +
+                    factors[0] * 2 * radiuses[0] -
+                    endPosition[1]) /
+                    2
+            )
+            // radiuses[0] =
+        }
+
+        const centerPosition = [
+            startPosition[1] + factors[0] * radiuses[0],
+            endPosition[1] - factors[1] * radiuses[1]
+        ]
+
+        ctx.arc(
+            controlPostions[0],
+            centerPosition[0],
+            radiuses[0],
+            (-factors[0] * PI) / 2,
+            (factors[0] * PI) / 2,
+            factors[0] !== 1
+        )
+
+        ctx.lineTo(
+            controlPostions[1],
+            endPosition[1] - factors[1] * 2 * radiuses[1]
+        )
+
+        ctx.arc(
+            controlPostions[1],
+            centerPosition[1],
+            radiuses[1],
+            (-factors[1] * PI) / 2,
+            (factors[1] * PI) / 2,
+            factors[1] === 1
+        )
+
+        ctx.lineTo(...endPosition)
+    }
+
+    ctx.stroke()
+}

src/modules/simulationRenderer/helpers/wireRadius.ts

@@ -0,0 +1,9 @@
+import { SimulationRenderer } from '../classes/SimulationRenderer'
+
+export const wireRadius = (renderer: SimulationRenderer) => {
+    return (
+        2 *
+        (renderer.options.gates.pinRadius -
+            renderer.options.gates.pinStrokeWidth)
+    )
+}

src/modules/simulationRenderer/types/SimulationRendererOptions.ts

@@ -7,8 +7,13 @@ export interface SimulationRendererOptions {
         pinRadius: number
         pinStrokeColor: string
         pinStrokeWidth: number
+        pinFill: {
+            open: string
+            closed: string
+        }
     }
     wires: {
         temporaryWireColor: string
+        curvePointOffset: number
     }
 }

src/modules/storage/classes/LocalStore.ts

@@ -0,0 +1,56 @@
+import { CacheInstancesByKey } from '@eix-js/utils'
+
+@CacheInstancesByKey(Infinity)
+export class LocalStore<T> {
+    public constructor(public name: string) {
+        if (!localStorage.getItem(name)) {
+            localStorage.setItem(name, '{}')
+        }
+    }
+
+    public getAll(): Record<string, T> {
+        const raw = localStorage.getItem(this.name)
+
+        if (!raw)
+            throw new Error(
+                `An error occured when accesing ${
+                    this.name
+                } in the local storage!`
+            )
+        else {
+            return JSON.parse(raw)
+        }
+    }
+
+    public ls(): string[] {
+        return Object.keys(this.getAll())
+    }
+
+    public *[Symbol.iterator](): Iterable<T> {
+        for (const item of this.ls()) {
+            return this.get(item)
+        }
+    }
+
+    public get(key = 'index') {
+        return this.getAll()[key]
+    }
+
+    public set(key: string | T = 'index', value?: T) {
+        if (typeof key !== 'string' || value === undefined) {
+            localStorage.setItem(
+                this.name,
+                JSON.stringify({
+                    index: key
+                })
+            )
+        } else {
+            localStorage.setItem(
+                this.name,
+                JSON.stringify({
+                    [key]: value
+                })
+            )
+        }
+    }
+}

src/modules/toasts/helpers/createToastArguments.ts

@@ -0,0 +1,15 @@
+import { ToastOptions } from 'react-toastify'
+
+export const createToastArguments = (
+    message: string
+): [string, ToastOptions] => [
+    message,
+    {
+        position: 'top-left',
+        autoClose: 5000,
+        hideProgressBar: false,
+        closeOnClick: true,
+        pauseOnHover: true,
+        draggable: true
+    }
+]

webpack.config.js

@@ -17,18 +17,27 @@ const babelRule = {
     use: 'babel-loader'
 }
 
+const cssAndSass = [
+    isProduction
+        ? MiniCssExtractPlugin.loader
+        : {
+              loader: 'style-loader',
+              options: {
+                  singleton: true
+              }
+          },
+    'css-loader'
+]
+
+const cssRule = {
+    test: /\.css$/,
+    use: cssAndSass
+}
+
 const sassRule = {
     test: /\.scss$/,
     use: [
-        isProduction
+        ...cssAndSass,
-            ? MiniCssExtractPlugin.loader
-            : {
-                  loader: 'style-loader',
-                  options: {
-                      singleton: true
-                  }
-              },
-        { loader: 'css-loader' },
         {
             loader: 'sass-loader',
             options: {
@@ -47,7 +56,7 @@ const baseConfig = {
         publicPath: '/'
     },
     module: {
-        rules: [babelRule, sassRule]
+        rules: [babelRule, sassRule, cssRule]
     },
     resolve: {
         extensions: ['.js', '.ts', '.tsx', '.scss']