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MyDiagramContainer.tsx
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MyDiagramContainer.tsx
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import React from 'react';
import MyDiagram from './MyDiagram';
import { DiagramState, modelSelector, NodeModel } from '../reducers/diagramReducer';
import { connect } from 'react-redux';
import { Dispatch } from 'redux';
import {
nodeSelected,
nodeDeselected,
removeNode,
removeLink,
UpdateNodeTextEvent,
UpdateNodeText
} from '../actions/diagram';
import { DiagramModel, LinkModel, ModelChangeEvent, ModelChangeEventType } from 'react-gojs';
import { Action } from 'typescript-fsa';
interface MyDiagramContainerStateProps {
model: DiagramModel<NodeModel, LinkModel>;
}
interface MyDiagramContainerDispatchProps {
onNodeSelection: (key: string, isSelected: boolean) => void;
onModelChange: (event: ModelChangeEvent<NodeModel, LinkModel>) => void;
onTextChange: (event: UpdateNodeTextEvent) => void;
}
const mapStateToProps = (state: DiagramState) => {
return {
model: modelSelector(state)
};
};
const mapDispatchToProps = (
dispatch: Dispatch<Action<string> | Action<LinkModel> | Action<UpdateNodeTextEvent>>
): MyDiagramContainerDispatchProps => {
return {
onNodeSelection: (key: string, isSelected: boolean) => {
if (isSelected) {
dispatch(nodeSelected(key));
} else {
dispatch(nodeDeselected(key));
}
},
onModelChange: (event: ModelChangeEvent<NodeModel, LinkModel>) => {
switch (event.eventType) {
case ModelChangeEventType.Remove:
if (event.nodeData) {
dispatch(removeNode(event.nodeData.key));
}
if (event.linkData) {
dispatch(removeLink(event.linkData));
}
break;
default:
break;
}
},
onTextChange: (event: UpdateNodeTextEvent) => {
dispatch(UpdateNodeText(event));
}
};
};
const MyDiagramContainer = ({
model,
onNodeSelection,
onModelChange,
onTextChange
}: MyDiagramContainerStateProps & MyDiagramContainerDispatchProps) => {
return (
<MyDiagram
model={model}
onNodeSelection={onNodeSelection}
onModelChange={onModelChange}
onTextChange={onTextChange}
/>
);
};
export default connect(
mapStateToProps,
mapDispatchToProps
)(MyDiagramContainer);