All files / src/contexts PropsAPIContext.ts

55.56% Statements 25/45
0% Branches 0/2
13.33% Functions 2/15
54.55% Lines 24/44

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 1431x   1x             1x                                                                     1x               1x           10x 10x 10x 10x     1x           1x       1x             1x       1x             1x       1x       1x                                   1x       1x       1x       1x       1x     1x   1x      
import * as React from "react";
import { ICanvasData, ICanvasEdge, ICanvasNode } from "../components";
import {
  addEdge,
  addNode,
  deleteSelectedItems,
  getNodeById,
  updateNode
} from "../utils";
import {
  IZoomPanSettings,
  pan,
  resetZoom,
  TSetZoomPanSettings,
  zoom,
  zoomTo
} from "../utils/zoomAndPan";
 
export interface IPropsAPI {
  init(
    _setData: (data: ICanvasData) => void,
    _getData: () => ICanvasData,
    svgRef: React.RefObject<SVGSVGElement>,
    setZoomPanSettings: TSetZoomPanSettings
  ): void;
  getNodeById(id: string): ICanvasNode | void;
  read(data: ICanvasData): void;
  save(): ICanvasData;
  setData(data: ICanvasData): void;
  getData(): ICanvasData;
  addNode(node: ICanvasNode): void;
  addEdge(edge: ICanvasEdge): void;
  updateNode(id: string, patch: Partial<ICanvasNode>): ICanvasNode | false;
  delete(): void;
  zoom(scale: number): void;
  pan(dx: number, dy: number): void;
  resetZoom(): void;
  zoomTo(scale: number): void;
}
 
export interface IPropsAPIContext {
  propsAPI: IPropsAPI;
}
 
export class PropsAPI implements IPropsAPI {
  private _setData: (data: ICanvasData) => void;
  private _getData: () => ICanvasData;
  private _svgRef: React.RefObject<SVGSVGElement>;
  private _setZoomPanSettings: React.Dispatch<
    React.SetStateAction<IZoomPanSettings>
  >;
 
  public init(
    _setData: (data: ICanvasData) => void,
    _getData: () => ICanvasData,
    svgRef: React.RefObject<SVGSVGElement>,
    setZoomPanSettings: TSetZoomPanSettings
  ): void {
    this._setData = _setData;
    this._getData = _getData;
    this._svgRef = svgRef;
    this._setZoomPanSettings = setZoomPanSettings;
  }
 
  public getNodeById(id: string): ICanvasNode | void {
    const data = this._getData();
 
    return getNodeById(id, data);
  }
 
  public setData(data: ICanvasData): void {
    this._setData(data);
  }
 
  public read(data: ICanvasData): void {
    // tslint:disable-next-line: no-console
    console.warn('Deprecating. Please use "setData" instead');
 
    this.setData(data);
  }
 
  public getData(): ICanvasData {
    return this._getData();
  }
 
  public save(): ICanvasData {
    // tslint:disable-next-line: no-console
    console.warn('Deprecating. Please use "getData" instead');
 
    return this.getData();
  }
 
  public addNode(node: ICanvasNode): void {
    addNode(node, this._setData);
  }
 
  public addEdge(edge: ICanvasEdge): void {
    addEdge(edge, this._setData);
  }
 
  public updateNode(
    id: string,
    patch: Partial<ICanvasNode>
  ): ICanvasNode | false {
    const currentNode = this.getNodeById(id);
 
    if (!currentNode) {
      return false;
    }
 
    updateNode(id, patch, this._setData);
 
    return {
      ...currentNode,
      ...patch
    };
  }
 
  public delete(): void {
    deleteSelectedItems(this._setData);
  }
 
  public zoom(scale: number): void {
    zoom(scale, this._svgRef, this._setZoomPanSettings);
  }
 
  public pan(dx: number, dy: number): void {
    pan(dx, dy, this._setZoomPanSettings);
  }
 
  public resetZoom(): void {
    resetZoom(this._setZoomPanSettings);
  }
 
  public zoomTo(scale: number): void {
    zoomTo(scale, this._svgRef, this._setZoomPanSettings);
  }
}
 
export const PropsAPIContext = React.createContext<IPropsAPIContext>({
  propsAPI: new PropsAPI()
});