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import { action, makeObservable, observable, runInAction } from 'mobx';
import { Doc, Opt } from '../../fields/Doc';
import { List } from '../../fields/List';
import { listSpec } from '../../fields/Schema';
import { Cast, DocCast } from '../../fields/Types';
import { CollectionViewType, DocumentType } from '../documents/DocumentTypes';
import { DocumentView } from '../views/nodes/DocumentView';
import { LinkManager } from './LinkManager';
import { ScriptingGlobals } from './ScriptingGlobals';
import { UndoManager } from './UndoManager';
export class SelectionManager {
// eslint-disable-next-line no-use-before-define
private static _manager: SelectionManager;
private static get Instance() {
return SelectionManager._manager ?? new SelectionManager();
}
@observable.shallow SelectedViews: DocumentView[] = [];
@observable IsDragging: boolean = false;
@observable SelectedSchemaDocument: Doc | undefined = undefined;
private constructor() {
SelectionManager._manager = this;
makeObservable(this);
DocumentView.DeselectAll = SelectionManager.DeselectAll;
DocumentView.DeselectView = SelectionManager.DeselectView;
DocumentView.SelectView = SelectionManager.SelectView;
DocumentView.SelectedDocs = SelectionManager.Docs;
DocumentView.Selected = SelectionManager.Views;
DocumentView.SelectSchemaDoc = SelectionManager.SelectSchemaViewDoc;
DocumentView.SelectedSchemaDoc = () => this.SelectedSchemaDocument;
}
@action
public static SelectSchemaViewDoc = (doc: Opt<Doc>, deselectAllFirst?: boolean) => {
if (deselectAllFirst) this.DeselectAll();
this.Instance.SelectedSchemaDocument = doc;
};
public static SelectView = action((docView: DocumentView | undefined, extendSelection: boolean): void => {
if (!docView) this.DeselectAll();
else if (!docView.IsSelected) {
if (!extendSelection) this.DeselectAll();
this.Instance.SelectedViews.push(docView);
docView.IsSelected = true;
docView._props.whenChildContentsActiveChanged(true);
docView.ComponentView?.select?.(false, false);
}
});
public static DeselectView = action((docView?: DocumentView): void => {
if (docView && this.Instance.SelectedViews.includes(docView)) {
docView.IsSelected = false;
this.Instance.SelectedViews.splice(this.Instance.SelectedViews.indexOf(docView), 1);
docView._props.whenChildContentsActiveChanged(false);
}
});
public static DeselectAll = (except?: Doc): void => {
const found = this.Instance.SelectedViews.find(dv => dv.Document === except);
runInAction(() => {
if (LinkManager.Instance) {
LinkManager.Instance.currentLink = undefined;
LinkManager.Instance.currentLinkAnchor = undefined;
}
this.Instance.SelectedSchemaDocument = undefined;
});
this.Instance.SelectedViews.forEach(dv => {
dv.IsSelected = false;
dv._props.whenChildContentsActiveChanged(false);
});
runInAction(() => {
this.Instance.SelectedViews.length = 0;
});
if (found) this.SelectView(found, false);
};
public static Views() { return SelectionManager.Instance.SelectedViews; } // prettier-ignore
public static get SelectedSchemaDoc() { return SelectionManager.Instance.SelectedSchemaDocument; } // prettier-ignore
public static Docs() { return SelectionManager.Instance.SelectedViews.map(dv => dv.Document).filter(doc => doc?._type_collection !== CollectionViewType.Docking); } // prettier-ignore
}
// eslint-disable-next-line prefer-arrow-callback
ScriptingGlobals.add(function SelectedDocType(type: string, expertMode: boolean, checkContext?: boolean) {
if (Doc.noviceMode && expertMode) return false;
if (type === 'tab') {
return DocumentView.Selected().lastElement()?._props.renderDepth === 0;
}
const selected = (sel => (checkContext ? DocCast(sel?.embedContainer) : sel))(DocumentView.SelectedSchemaDoc() ?? SelectionManager.Docs().lastElement());
const matchOverlayFreeform = type === CollectionViewType.Freeform && DocumentView.Selected().lastElement()?.ComponentView?.annotationKey;
return matchOverlayFreeform || selected?.type === type || selected?.type_collection === type || !type;
});
// eslint-disable-next-line prefer-arrow-callback
ScriptingGlobals.add(function deselectAll() {
SelectionManager.DeselectAll();
});
// eslint-disable-next-line prefer-arrow-callback
ScriptingGlobals.add(function undo() {
SelectionManager.DeselectAll();
return UndoManager.Undo();
});
export function ShowUndoStack() {
SelectionManager.DeselectAll();
let buffer = '';
UndoManager.undoStack.forEach((batch, i) => {
buffer += 'Batch => ' + UndoManager.undoStackNames[i] + '\n';
// /batch.forEach(undo => (buffer += ' ' + undo.prop + '\n'));
});
alert(buffer);
}
// eslint-disable-next-line prefer-arrow-callback
ScriptingGlobals.add(function redo() {
SelectionManager.DeselectAll();
return UndoManager.Redo();
});
// eslint-disable-next-line prefer-arrow-callback
ScriptingGlobals.add(function selectedDocs(container: Doc, excludeCollections: boolean, prevValue: Doc[]) {
const docs = SelectionManager.Docs().filter(d => !Doc.AreProtosEqual(d, container) && !d.annotationOn && d.type !== DocumentType.KVP && (!excludeCollections || d.type !== DocumentType.COL || !Cast(d.data, listSpec(Doc), null)));
return docs.length ? new List(docs) : prevValue;
});
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