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import { observer } from "mobx-react";
import React = require("react");
import { computed, observable, action } from "mobx";
import { KeyStore, Key } from "../../fields/Key";
import { NumberField } from "../../fields/NumberField";
import { TextField } from "../../fields/TextField";
import { DocumentViewModel } from "../../viewmodels/DocumentViewModel";
import { ListField } from "../../fields/ListField";
import { FieldTextBox } from "../nodes/FieldTextBox"
import { Document } from "../../fields/Document";
import { CollectionFreeFormView } from "../freeformcanvas/CollectionFreeFormView"
import "./NodeView.scss"
import { SelectionManager } from "../../util/SelectionManager";
import { DocumentDecorations } from "../../DocumentDecorations";
import { ContextMenu } from "../ContextMenu";
import { Opt } from "../../fields/Field";
const JsxParser = require('react-jsx-parser').default;//TODO Why does this need to be imported like this?
interface IProps {
Document: Document;
ContainingCollectionView: Opt<object>;
ContainingDocumentView: Opt<DocumentView>
}
@observer
class DocumentContents extends React.Component<IProps> {
@computed
get layout(): string {
return this.props.Document.GetFieldValue(KeyStore.Layout, TextField, String("<p>Error loading layout data</p>"));
}
@computed
get layoutKeys(): Key[] {
return this.props.Document.GetFieldValue(KeyStore.LayoutKeys, ListField, new Array<Key>());
}
@computed
get layoutFields(): Key[] {
return this.props.Document.GetFieldValue(KeyStore.LayoutFields, ListField, new Array<Key>());
}
render() {
let doc = this.props.Document;
let bindings: any = {
doc: doc,
// isSelected: this.props.isSelected
};
for (const key of this.layoutKeys) {
bindings[key.Name + "Key"] = key;
}
for (const key of this.layoutFields) {
let field = doc.GetField(key);
if (field) {
bindings[key.Name] = field.GetValue();
}
}
return <JsxParser
components={{ FieldTextBox, CollectionFreeFormView }}
bindings={bindings}
jsx={this.layout}
showWarnings={true}
onError={(test: any) => { console.log(test) }}
/>
}
}
@observer
export class DocumentView extends React.Component<IProps> {
private _mainCont = React.createRef<HTMLDivElement>();
private _contextMenuCanOpen = false;
private _downX:number = 0;
private _downY:number = 0;
private _lastX:number = 0;
private _lastY:number = 0;
get screenRect(): ClientRect | DOMRect {
if (this._mainCont.current) {
return this._mainCont.current.getBoundingClientRect();
}
return new DOMRect();
}
@computed
get x(): number {
return this.props.Document.GetFieldValue(KeyStore.X, NumberField, Number(0));
}
@computed
get y(): number {
return this.props.Document.GetFieldValue(KeyStore.Y, NumberField, Number(0));
}
set x(x: number) {
this.props.Document.SetFieldValue(KeyStore.X, x, NumberField)
}
set y(y: number) {
this.props.Document.SetFieldValue(KeyStore.Y, y, NumberField)
}
@computed
get transform(): string {
return `translate(${this.x}px, ${this.y}px)`;
}
@computed
get width(): number {
return this.props.Document.GetFieldValue(KeyStore.Width, NumberField, Number(0));
}
set width(w: number) {
this.props.Document.SetFieldValue(KeyStore.Width, w, NumberField)
}
@computed
get height(): number {
return this.props.Document.GetFieldValue(KeyStore.Height, NumberField, Number(0));
}
set height(h: number) {
this.props.Document.SetFieldValue(KeyStore.Height, h, NumberField)
}
componentDidMount() {
// if(this._mainCont.current) {
// DragManager.MakeDraggable(this._mainCont.current, {
// buttons: 2,
// handlers: {
// dragComplete: () => {},
// dragStart: () => {}
// }
// })
// }
}
@computed
get active() : boolean {
return SelectionManager.IsSelected(this) || (this.props.ContainingCollectionView instanceof CollectionFreeFormView && this.props.ContainingCollectionView.active);
}
onPointerDown = (e: React.PointerEvent): void => {
this._downX = e.pageX;
this._downY = e.pageY;
this._lastX = e.pageX;
this._lastY = e.pageY;
this._contextMenuCanOpen = e.button == 2;
document.removeEventListener("pointermove", this.onPointerMove);
document.addEventListener("pointermove", this.onPointerMove);
document.removeEventListener("pointerup", this.onPointerUp);
document.addEventListener("pointerup", this.onPointerUp);
}
onPointerUp = (e: PointerEvent): void => {
document.removeEventListener("pointermove", this.onPointerMove);
document.removeEventListener("pointerup", this.onPointerUp);
if (!e.cancelBubble) {
e.stopPropagation();
e.preventDefault();
DocumentDecorations.Instance.opacity = 1;
if (this._downX == e.pageX && this._downY == e.pageY) {
SelectionManager.SelectDoc(this, e.ctrlKey)
}
}
}
onPointerMove = (e: PointerEvent): void => {
if (this.active && !e.cancelBubble) {
e.stopPropagation();
e.preventDefault();
this._contextMenuCanOpen = false
let me = this;
var dx = e.pageX - this._lastX;
var dy = e.pageY - this._lastY;
this._lastX = e.pageX;
this._lastY = e.pageY;
let currScale:number = 1;
if (me.props.ContainingDocumentView != undefined) {
let pme = me.props.ContainingDocumentView!.props.Document;
currScale = pme.GetFieldValue(KeyStore.Scale, NumberField, Number(0));
if (me.props.ContainingDocumentView!.props.ContainingDocumentView != undefined) {
let pme = me.props.ContainingDocumentView!.props.ContainingDocumentView!.props.Document;
currScale *= pme.GetFieldValue(KeyStore.Scale, NumberField, Number(0));
}
}
this.x += dx/currScale;
this.y += dy/currScale;
DocumentDecorations.Instance.opacity = 0;
}
}
onDragStart = (e: React.DragEvent<HTMLDivElement>): void => {
if (this._mainCont.current !== null) {
this._mainCont.current.style.opacity = "0";
// e.dataTransfer.setDragImage()
}
}
onClick = (e: React.MouseEvent): void => { }
deleteClicked = (e: React.MouseEvent): void => {
if (this.props.ContainingCollectionView instanceof CollectionFreeFormView) {
this.props.ContainingCollectionView.removeDocument(this.props.Document)
}
}
@action
onContextMenu = (e: React.MouseEvent): void => {
e.preventDefault()
if (!this._contextMenuCanOpen) {
return;
}
var topMost = this.props.ContainingCollectionView == undefined;
if (topMost) {
ContextMenu.Instance.clearItems()
}
else {
// DocumentViews should stop propogation of this event
e.stopPropagation();
ContextMenu.Instance.clearItems();
ContextMenu.Instance.addItem({description: "Delete", event: this.deleteClicked})
ContextMenu.Instance.displayMenu(e.pageX, e.pageY)
}
}
render() {
return (
<div className="node" ref={this._mainCont} style={{
transform: this.transform,
width: this.width,
height: this.height,
}}
onContextMenu={this.onContextMenu}
onPointerDown={this.onPointerDown}
onClick={this.onClick}>
<DocumentContents {...this.props} />
</div>
);
}
}
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