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+import { action, IReactionDisposer, reaction } from "mobx";
+import { baseKeymap } from "prosemirror-commands";
+import { history, redo, undo } from "prosemirror-history";
+import { keymap } from "prosemirror-keymap";
+import { schema } from "prosemirror-schema-basic";
+import { EditorState, Transaction } from "prosemirror-state";
+import { EditorView } from "prosemirror-view";
+import { Opt } from "../../fields/Field";
+import { SelectionManager } from "../../util/SelectionManager";
+import "./FormattedTextBox.scss";
+import React = require("react")
+import { RichTextField } from "../../fields/RichTextField";
+import { FieldViewProps, FieldView } from "./FieldView";
+import { CollectionFreeFormDocumentView } from "./CollectionFreeFormDocumentView";
+
+
+// FormattedTextBox: Displays an editable plain text node that maps to a specified Key of a Document
+//
+// HTML Markup: <FormattedTextBox Doc={Document's ID} FieldKey={Key's name + "Key"}
+//
+// In Code, the node's HTML is specified in the document's parameterized structure as:
+// document.SetField(KeyStore.Layout, "<FormattedTextBox doc={doc} fieldKey={<KEYNAME>Key} />");
+// and the node's binding to the specified document KEYNAME as:
+// document.SetField(KeyStore.LayoutKeys, new ListField([KeyStore.<KEYNAME>]));
+// The Jsx parser at run time will bind:
+// 'fieldKey' property to the Key stored in LayoutKeys
+// and 'doc' property to the document that is being rendered
+//
+// When rendered() by React, this extracts the TextController from the Document stored at the
+// specified Key and assigns it to an HTML input node. When changes are made tot his node,
+// this will edit the document and assign the new value to that field.
+//
+export class FormattedTextBox extends React.Component<FieldViewProps> {
+
+ public static LayoutString() { return FieldView.LayoutString("FormattedTextBox"); }
+ private _ref: React.RefObject<HTMLDivElement>;
+ private _editorView: Opt<EditorView>;
+ private _reactionDisposer: Opt<IReactionDisposer>;
+
+ constructor(props: FieldViewProps) {
+ super(props);
+
+ this._ref = React.createRef();
+
+ this.onChange = this.onChange.bind(this);
+ }
+
+ dispatchTransaction = (tx: Transaction) => {
+ if (this._editorView) {
+ const state = this._editorView.state.apply(tx);
+ this._editorView.updateState(state);
+ const { doc, fieldKey } = this.props;
+ doc.SetFieldValue(fieldKey, JSON.stringify(state.toJSON()), RichTextField);
+ }
+ }
+
+ componentDidMount() {
+ let state: EditorState;
+ const { doc, fieldKey } = this.props;
+ const config = {
+ schema,
+ plugins: [
+ history(),
+ keymap({ "Mod-z": undo, "Mod-y": redo }),
+ keymap(baseKeymap)
+ ]
+ };
+
+ let field = doc.GetFieldT(fieldKey, RichTextField);
+ if (field) {
+ state = EditorState.fromJSON(config, JSON.parse(field.Data));
+ } else {
+ state = EditorState.create(config);
+ }
+ if (this._ref.current) {
+ this._editorView = new EditorView(this._ref.current, {
+ state,
+ dispatchTransaction: this.dispatchTransaction
+ });
+ }
+
+ this._reactionDisposer = reaction(() => {
+ const field = this.props.doc.GetFieldT(this.props.fieldKey, RichTextField);
+ return field ? field.Data : undefined;
+ }, (field) => {
+ if (field && this._editorView) {
+ this._editorView.updateState(EditorState.fromJSON(config, JSON.parse(field)));
+ }
+ })
+ }
+
+ componentWillUnmount() {
+ if (this._editorView) {
+ this._editorView.destroy();
+ }
+ if (this._reactionDisposer) {
+ this._reactionDisposer();
+ }
+ }
+
+ shouldComponentUpdate() {
+ return false;
+ }
+
+ @action
+ onChange(e: React.ChangeEvent<HTMLInputElement>) {
+ const { fieldKey, doc } = this.props;
+ doc.SetFieldValue(fieldKey, e.target.value, RichTextField);
+ }
+ onPointerDown = (e: React.PointerEvent): void => {
+ let me = this;
+ if (e.buttons === 1 && me.props.DocumentViewForField instanceof CollectionFreeFormDocumentView && SelectionManager.IsSelected(me.props.DocumentViewForField)) {
+ e.stopPropagation();
+ }
+ }
+ render() {
+ return (<div className="formattedTextBox-cont"
+ style={{
+ color: "initial",
+ whiteSpace: "initial"
+ }}
+ onPointerDown={this.onPointerDown}
+ ref={this._ref} />)
+ }
+} \ No newline at end of file