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import { action, computed } from "mobx";
import { Document } from "../../../fields/Document";
import { ListField } from "../../../fields/ListField";
import React = require("react");
import { KeyStore } from "../../../fields/KeyStore";
import { Opt, FieldWaiting } from "../../../fields/Field";
import { undoBatch } from "../../util/UndoManager";
import { DragManager } from "../../util/DragManager";
import { DocumentView } from "../nodes/DocumentView";
import { Documents, DocumentOptions } from "../../documents/Documents";
import { Key } from "../../../fields/Key";
import { Transform } from "../../util/Transform";
export interface CollectionViewProps {
fieldKey: Key;
Document: Document;
ScreenToLocalTransform: () => Transform;
isSelected: () => boolean;
isTopMost: boolean;
select: (ctrlPressed: boolean) => void;
BackgroundView?: () => JSX.Element;
}
export interface SubCollectionViewProps extends CollectionViewProps {
active: () => boolean;
addDocument: (doc: Document) => void;
removeDocument: (doc: Document) => boolean;
CollectionView: any;
}
export class CollectionViewBase extends React.Component<SubCollectionViewProps> {
private dropDisposer?: DragManager.DragDropDisposer;
protected createDropTarget = (ele: HTMLDivElement) => {
if (this.dropDisposer) {
this.dropDisposer();
}
if (ele) {
this.dropDisposer = DragManager.MakeDropTarget(ele, { handlers: { drop: this.drop.bind(this) } });
}
}
@undoBatch
@action
protected drop(e: Event, de: DragManager.DropEvent) {
const doc: DocumentView = de.data["document"];
if (doc.props.ContainingCollectionView && doc.props.ContainingCollectionView !== this.props.CollectionView) {
if (doc.props.RemoveDocument) {
doc.props.RemoveDocument(doc.props.Document);
}
this.props.addDocument(doc.props.Document);
}
e.stopPropagation();
}
@action
protected onDrop(e: React.DragEvent, options: DocumentOptions): void {
e.stopPropagation()
e.preventDefault()
let fReader = new FileReader()
let file = e.dataTransfer.items[0].getAsFile();
let that = this;
fReader.addEventListener("load", action("drop", () => {
if (fReader.result) {
let url = "" + fReader.result;
let doc = Documents.ImageDocument(url, options)
let docs = that.props.Document.GetT(KeyStore.Data, ListField);
if (docs != FieldWaiting) {
if (!docs) {
docs = new ListField<Document>();
that.props.Document.Set(KeyStore.Data, docs)
}
docs.Data.push(doc);
}
}
}), false)
if (file) {
fReader.readAsDataURL(file)
}
}
}
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