pulled from master

10 files changed, 906 insertions, 48 deletions

diff --git a/src/client/views/nodes/DocumentContentsView.tsx b/src/client/views/nodes/DocumentContentsView.tsx
index c73e960d8..d77662355 100644
--- a/src/client/views/nodes/DocumentContentsView.tsx
+++ b/src/client/views/nodes/DocumentContentsView.tsx
@@ -13,6 +13,7 @@ import { FormattedTextBox } from "./FormattedTextBox";
 import { ImageBox } from "./ImageBox";
 import { DragBox } from "./DragBox";
 import { ButtonBox } from "./ButtonBox";
+import { PresBox } from "./PresBox";
 import { IconBox } from "./IconBox";
 import { KeyValueBox } from "./KeyValueBox";
 import { PDFBox } from "./PDFBox";
@@ -67,7 +68,7 @@ export class DocumentContentsView extends React.Component<DocumentViewProps & {
     }
 
     get dataDoc() {
-        if (this.props.DataDoc === undefined && this.props.Document.layout instanceof Doc) {
+        if (this.props.DataDoc === undefined && (this.props.Document.layout instanceof Doc || this.props.Document instanceof Promise)) {
             // if there is no dataDoc (ie, we're not rendering a template layout), but this document
             // has a template layout document, then we will render the template layout but use 
             // this document as the data document for the layout.
@@ -107,7 +108,7 @@ export class DocumentContentsView extends React.Component<DocumentViewProps & {
         if (!this.layout && (this.props.layoutKey !== "overlayLayout" || !this.templates.length)) return (null);
         return <ObserverJsxParser
             blacklistedAttrs={[]}
-            components={{ FormattedTextBox, ImageBox, IconBox, DirectoryImportBox, DragBox, ButtonBox, FieldView, CollectionFreeFormView, CollectionDockingView, CollectionSchemaView, CollectionView, CollectionPDFView, CollectionVideoView, WebBox, KeyValueBox, PDFBox, VideoBox, AudioBox, HistogramBox, YoutubeBox }}
+            components={{ FormattedTextBox, ImageBox, IconBox, DirectoryImportBox, DragBox, ButtonBox, FieldView, CollectionFreeFormView, CollectionDockingView, CollectionSchemaView, CollectionView, CollectionPDFView, CollectionVideoView, WebBox, KeyValueBox, PDFBox, VideoBox, AudioBox, HistogramBox, PresBox, YoutubeBox }}
             bindings={this.CreateBindings()}
             jsx={this.finalLayout}
             showWarnings={true}
diff --git a/src/client/views/nodes/DocumentView.tsx b/src/client/views/nodes/DocumentView.tsx
index 900cd266e..9f1d98bb5 100644
--- a/src/client/views/nodes/DocumentView.tsx
+++ b/src/client/views/nodes/DocumentView.tsx
@@ -33,7 +33,6 @@ import { DocComponent } from "../DocComponent";
 import { EditableView } from '../EditableView';
 import { MainView } from '../MainView';
 import { OverlayView } from '../OverlayView';
-import { PresentationView } from "../presentationview/PresentationView";
 import { ScriptBox } from '../ScriptBox';
 import { ScriptingRepl } from '../ScriptingRepl';
 import { Template } from "./../Templates";
@@ -41,7 +40,7 @@ import { DocumentContentsView } from "./DocumentContentsView";
 import "./DocumentView.scss";
 import { FormattedTextBox } from './FormattedTextBox';
 import React = require("react");
-import { IDisposable } from '../../northstar/utils/IDisposable';
+import { PresBox } from './PresBox';
 const JsxParser = require('react-jsx-parser').default; //TODO Why does this need to be imported like this?
 
 library.add(fa.faTrash);
@@ -98,6 +97,7 @@ export interface DocumentViewProps {
     whenActiveChanged: (isActive: boolean) => void;
     bringToFront: (doc: Doc, sendToBack?: boolean) => void;
     addDocTab: (doc: Doc, dataDoc: Doc | undefined, where: string) => void;
+    pinToPres: (document: Doc) => void;
     collapseToPoint?: (scrpt: number[], expandedDocs: Doc[] | undefined) => void;
     zoomToScale: (scale: number) => void;
     backgroundColor: (doc: Doc) => string | undefined;
@@ -139,6 +139,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
     private _lastTap: number = 0;
     private _doubleTap = false;
     private _hitExpander = false;
+    private _hitTemplateDrag = false;
     private _mainCont = React.createRef<HTMLDivElement>();
     private _dropDisposer?: DragManager.DragDropDisposer;
     _animateToIconDisposer?: IReactionDisposer;
@@ -228,7 +229,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
     }
 
     get dataDoc() {
-        if (this.props.DataDoc === undefined && this.props.Document.layout instanceof Doc) {
+        if (this.props.DataDoc === undefined && (this.props.Document.layout instanceof Doc || this.props.Document instanceof Promise)) {
             // if there is no dataDoc (ie, we're not rendering a temlplate layout), but this document
             // has a template layout document, then we will render the template layout but use 
             // this document as the data document for the layout.
@@ -236,7 +237,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         }
         return this.props.DataDoc !== this.props.Document ? this.props.DataDoc : undefined;
     }
-    startDragging(x: number, y: number, dropAction: dropActionType, dragSubBullets: boolean) {
+    startDragging(x: number, y: number, dropAction: dropActionType, dragSubBullets: boolean, applyAsTemplate?: boolean) {
         if (this._mainCont.current) {
             let allConnected = [this.props.Document, ...(dragSubBullets ? DocListCast(this.props.Document.subBulletDocs) : [])];
             let alldataConnected = [this.dataDoc, ...(dragSubBullets ? DocListCast(this.props.Document.subBulletDocs) : [])];
@@ -247,6 +248,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
             dragData.xOffset = xoff;
             dragData.yOffset = yoff;
             dragData.moveDocument = this.props.moveDocument;
+            dragData.applyAsTemplate = applyAsTemplate;
             DragManager.StartDocumentDrag([this._mainCont.current], dragData, x, y, {
                 handlers: {
                     dragComplete: action(emptyFunction)
@@ -377,15 +379,19 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
             }
         }
     }
+
+
     onPointerDown = (e: React.PointerEvent): void => {
         if (e.nativeEvent.cancelBubble) return;
         this._downX = e.clientX;
         this._downY = e.clientY;
         this._hitExpander = DocListCast(this.props.Document.subBulletDocs).length > 0;
-        // if (e.shiftKey && e.buttons === 1 && CollectionDockingView.Instance) {
-        // CollectionDockingView.Instance.StartOtherDrag(e, [Doc.MakeAlias(this.props.Document)], [this.dataDoc]);
-        // e.stopPropagation();
-        // } else {
+        this._hitTemplateDrag = false;
+        for (let element = (e.target as any); element && !this._hitTemplateDrag; element = element.parentElement) {
+            if (element.className && element.className.toString() === "collectionViewBaseChrome-collapse") {
+                this._hitTemplateDrag = true;
+            }
+        }
         if (this.active) e.stopPropagation(); // events stop at the lowest document that is active.  
         document.removeEventListener("pointermove", this.onPointerMove);
         document.addEventListener("pointermove", this.onPointerMove);
@@ -399,7 +405,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
                 if (!e.altKey && !this.topMost && e.buttons === 1 && !BoolCast(this.props.Document.lockedPosition)) {
                     document.removeEventListener("pointermove", this.onPointerMove);
                     document.removeEventListener("pointerup", this.onPointerUp);
-                    this.startDragging(this._downX, this._downY, e.ctrlKey || e.altKey ? "alias" : undefined, this._hitExpander);
+                    this.startDragging(this._downX, this._downY, e.ctrlKey || e.altKey ? "alias" : undefined, this._hitExpander, this._hitTemplateDrag);
                 }
             }
             e.stopPropagation(); // doesn't actually stop propagation since all our listeners are listening to events on 'document'  however it does mark the event as cancelBubble=true which we test for in the move event handlers
@@ -457,6 +463,10 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
 
             DocUtils.MakeLink(annotationDoc, targetDoc, this.props.ContainingCollectionView!.props.Document, `Link from ${StrCast(annotationDoc.title)}`);
         }
+        if (de.data instanceof DragManager.DocumentDragData && de.data.applyAsTemplate) {
+            Doc.ApplyTemplateTo(de.data.draggedDocuments[0], this.props.Document, this.props.DataDoc);
+            e.stopPropagation();
+        }
         if (de.data instanceof DragManager.LinkDragData) {
             let sourceDoc = de.data.linkSourceDocument;
             let destDoc = this.props.Document;
@@ -573,21 +583,14 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         cm.addItem({ description: "Open...", subitems: subitems, icon: "external-link-alt" });
         let existingMake = ContextMenu.Instance.findByDescription("Make...");
         let makes: ContextMenuProps[] = existingMake && "subitems" in existingMake ? existingMake.subitems : [];
-        makes.push({ description: this.props.Document.isBackground ? "Remove Background" : "Make Background", event: this.makeBackground, icon: BoolCast(this.props.Document.lockedPosition) ? "unlock" : "lock" });
-        makes.push({ description: this.props.Document.isButton ? "Remove Button" : "Make Button", event: this.makeBtnClicked, icon: "concierge-bell" });
-        makes.push({ description: "Edit OnClick script", icon: "edit", event: () => ScriptBox.EditClickScript(this.props.Document, "onClick") });
+        makes.push({ description: this.props.Document.isBackground ? "Remove Background" : "Into Background", event: this.makeBackground, icon: BoolCast(this.props.Document.lockedPosition) ? "unlock" : "lock" });
+        makes.push({ description: this.props.Document.isButton ? "Remove Button" : "Into Button", event: this.makeBtnClicked, icon: "concierge-bell" });
+        makes.push({ description: "OnClick script", icon: "edit", event: () => ScriptBox.EditClickScript(this.props.Document, "onClick") });
         makes.push({
-            description: "Make Portal", event: () => {
+            description: "Into Portal", event: () => {
                 let portal = Docs.Create.FreeformDocument([], { width: this.props.Document[WidthSym]() + 10, height: this.props.Document[HeightSym](), title: this.props.Document.title + ".portal" });
-                //Doc.GetProto(this.props.Document).subBulletDocs = new List<Doc>([portal]);
-                //summary.proto!.maximizeLocation = "inTab";  // or "inPlace", or "onRight"
-                //Doc.GetProto(this.props.Document).templates = new List<string>([Templates.Bullet.Layout]);
-                //let coll = Docs.Create.StackingDocument([this.props.Document, portal], { x: NumCast(this.props.Document.x), y: NumCast(this.props.Document.y), width: this.props.Document[WidthSym]() + 10, height: this.props.Document[HeightSym](), title: this.props.Document.title + ".cont" });
-                //this.props.addDocument && this.props.addDocument(coll);
-                //this.props.removeDocument && this.props.removeDocument(this.props.Document);
                 DocUtils.MakeLink(this.props.Document, portal, undefined, this.props.Document.title + ".portal");
                 this.makeBtnClicked();
-
             }, icon: "window-restore"
         });
         !existingMake && cm.addItem({ description: "Make...", subitems: makes, icon: "hand-point-right" });
@@ -614,7 +617,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         let analyzers: ContextMenuProps[] = existingAnalyze && "subitems" in existingAnalyze ? existingAnalyze.subitems : [];
         analyzers.push({ description: "Transcribe Speech", event: this.listen, icon: "microphone" });
         !existingAnalyze && cm.addItem({ description: "Analyzers...", subitems: analyzers, icon: "hand-point-right" });
-        cm.addItem({ description: "Pin to Presentation", event: () => PresentationView.Instance.PinDoc(this.props.Document), icon: "map-pin" });
+        cm.addItem({ description: "Pin to Presentation", event: () => this.props.pinToPres(this.props.Document), icon: "map-pin" }); //I think this should work... and it does! A miracle!
         cm.addItem({ description: "Add Repl", icon: "laptop-code", event: () => OverlayView.Instance.addWindow(<ScriptingRepl />, { x: 300, y: 100, width: 200, height: 200, title: "Scripting REPL" }) });
         cm.addItem({
             description: "Download document", icon: "download", event: () => {
@@ -661,7 +664,7 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         try {
             let stuff = await rp.get(Utils.prepend(RouteStore.getUsers));
             const users: User[] = JSON.parse(stuff);
-            usersMenu = users.filter(({ email }) => email !== CurrentUserUtils.email).map(({ email, userDocumentId }) => ({
+            usersMenu = users.filter(({ email }) => email !== Doc.CurrentUserEmail).map(({ email, userDocumentId }) => ({
                 description: email, event: async () => {
                     const userDocument = await Cast(DocServer.GetRefField(userDocumentId), Doc);
                     if (!userDocument) {
@@ -684,6 +687,30 @@ export class DocumentView extends DocComponent<DocumentViewProps, Document>(Docu
         }
         runInAction(() => {
             cm.addItem({ description: "Share...", subitems: usersMenu, icon: "share" });
+            if (!ClientUtils.RELEASE) {
+                let setWriteMode = (mode: DocServer.WriteMode) => {
+                    DocServer.AclsMode = mode;
+                    const mode1 = mode;
+                    const mode2 = mode === DocServer.WriteMode.Default ? mode : DocServer.WriteMode.Playground;
+                    DocServer.setFieldWriteMode("x", mode1);
+                    DocServer.setFieldWriteMode("y", mode1);
+                    DocServer.setFieldWriteMode("width", mode1);
+                    DocServer.setFieldWriteMode("height", mode1);
+
+                    DocServer.setFieldWriteMode("panX", mode2);
+                    DocServer.setFieldWriteMode("panY", mode2);
+                    DocServer.setFieldWriteMode("scale", mode2);
+                    DocServer.setFieldWriteMode("viewType", mode2);
+                };
+                let aclsMenu: ContextMenuProps[] = [];
+                aclsMenu.push({ description: "Default (write/read all)", event: () => setWriteMode(DocServer.WriteMode.Default), icon: DocServer.AclsMode === DocServer.WriteMode.Default ? "check" : "exclamation" });
+                aclsMenu.push({ description: "Playground (write own/no read)", event: () => setWriteMode(DocServer.WriteMode.Playground), icon: DocServer.AclsMode === DocServer.WriteMode.Playground ? "check" : "exclamation" });
+                aclsMenu.push({ description: "Live Playground (write own/read others)", event: () => setWriteMode(DocServer.WriteMode.LivePlayground), icon: DocServer.AclsMode === DocServer.WriteMode.LivePlayground ? "check" : "exclamation" });
+                aclsMenu.push({ description: "Live Readonly (no write/read others)", event: () => setWriteMode(DocServer.WriteMode.LiveReadonly), icon: DocServer.AclsMode === DocServer.WriteMode.LiveReadonly ? "check" : "exclamation" });
+                cm.addItem({ description: "Collaboration ACLs...", subitems: aclsMenu, icon: "share" });
+                cm.addItem({ description: "Undo Debug Test", event: () => UndoManager.TraceOpenBatches(), icon: "exclamation" });
+            }
+
             if (!this.topMost) {
                 // DocumentViews should stop propagation of this event
                 e.stopPropagation();
diff --git a/src/client/views/nodes/FieldView.tsx b/src/client/views/nodes/FieldView.tsx
index 3287949e2..f0f1b3b73 100644
--- a/src/client/views/nodes/FieldView.tsx
+++ b/src/client/views/nodes/FieldView.tsx
@@ -39,6 +39,7 @@ export interface FieldViewProps {
     selectOnLoad: boolean;
     addDocument?: (document: Doc, allowDuplicates?: boolean) => boolean;
     addDocTab: (document: Doc, dataDoc: Doc | undefined, where: string) => void;
+    pinToPres: (document: Doc) => void;
     removeDocument?: (document: Doc) => boolean;
     moveDocument?: (document: Doc, targetCollection: Doc, addDocument: (document: Doc) => boolean) => boolean;
     ScreenToLocalTransform: () => Transform;
@@ -57,6 +58,7 @@ export interface FieldViewProps {
 export class FieldView extends React.Component<FieldViewProps> {
     public static LayoutString(fieldType: { name: string }, fieldStr: string = "data", fieldExt: string = "") {
         return `<${fieldType.name} {...props} fieldKey={"${fieldStr}"} fieldExt={"${fieldExt}"} />`;
+        //"<ImageBox {...props} />"
     }
 
     @computed
@@ -78,6 +80,9 @@ export class FieldView extends React.Component<FieldViewProps> {
         else if (field instanceof ImageField) {
             return <ImageBox {...this.props} leaveNativeSize={true} />;
         }
+        // else if (field instaceof PresBox) {
+        //    return <PresBox {...this.props} />;
+        // }
         else if (field instanceof IconField) {
             return <IconBox {...this.props} />;
         }
diff --git a/src/client/views/nodes/FormattedTextBox.tsx b/src/client/views/nodes/FormattedTextBox.tsx
index c2015a147..9ae092bad 100644
--- a/src/client/views/nodes/FormattedTextBox.tsx
+++ b/src/client/views/nodes/FormattedTextBox.tsx
@@ -1,6 +1,6 @@
 import { library } from '@fortawesome/fontawesome-svg-core';
-import { faEdit, faSmile, faTextHeight } from '@fortawesome/free-solid-svg-icons';
-import { action, computed, IReactionDisposer, Lambda, observable, reaction } from "mobx";
+import { faEdit, faSmile, faTextHeight, faUpload } from '@fortawesome/free-solid-svg-icons';
+import { action, computed, IReactionDisposer, Lambda, observable, reaction, runInAction } from "mobx";
 import { observer } from "mobx-react";
 import { baseKeymap } from "prosemirror-commands";
 import { history } from "prosemirror-history";
@@ -12,9 +12,9 @@ import { DateField } from '../../../new_fields/DateField';
 import { Doc, DocListCast, Opt, WidthSym } from "../../../new_fields/Doc";
 import { Copy, Id } from '../../../new_fields/FieldSymbols';
 import { List } from '../../../new_fields/List';
-import { RichTextField } from "../../../new_fields/RichTextField";
+import { RichTextField, ToPlainText, FromPlainText } from "../../../new_fields/RichTextField";
+import { BoolCast, Cast, NumCast, StrCast, DateCast } from "../../../new_fields/Types";
 import { createSchema, makeInterface } from "../../../new_fields/Schema";
-import { BoolCast, Cast, DateCast, NumCast, StrCast } from "../../../new_fields/Types";
 import { Utils } from '../../../Utils';
 import { DocServer } from "../../DocServer";
 import { Docs, DocUtils } from '../../documents/Documents';
@@ -29,17 +29,21 @@ import { TooltipTextMenu } from "../../util/TooltipTextMenu";
 import { undoBatch, UndoManager } from "../../util/UndoManager";
 import { DocComponent } from "../DocComponent";
 import { InkingControl } from "../InkingControl";
-import { MainOverlayTextBox } from '../MainOverlayTextBox';
 import { FieldView, FieldViewProps } from "./FieldView";
 import "./FormattedTextBox.scss";
 import React = require("react");
+import { GoogleApiClientUtils, Pulls, Pushes } from '../../apis/google_docs/GoogleApiClientUtils';
+import { DocumentDecorations } from '../DocumentDecorations';
+import { MainOverlayTextBox } from '../MainOverlayTextBox';
 
 library.add(faEdit);
-library.add(faSmile, faTextHeight);
+library.add(faSmile, faTextHeight, faUpload);
 
 // FormattedTextBox: Displays an editable plain text node that maps to a specified Key of a Document
 //
 
+export const Blank = `{"doc":{"type":"doc","content":[]},"selection":{"type":"text","anchor":0,"head":0}}`;
+
 export interface FormattedTextBoxProps {
     isOverlay?: boolean;
     hideOnLeave?: boolean;
@@ -53,9 +57,13 @@ const richTextSchema = createSchema({
     documentText: "string"
 });
 
+export const GoogleRef = "googleDocId";
+
 type RichTextDocument = makeInterface<[typeof richTextSchema]>;
 const RichTextDocument = makeInterface(richTextSchema);
 
+type PullHandler = (exportState: GoogleApiClientUtils.Docs.ReadResult, dataDoc: Doc) => void;
+
 @observer
 export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTextBoxProps), RichTextDocument>(RichTextDocument) {
     public static LayoutString(fieldStr: string = "data") {
@@ -73,8 +81,11 @@ export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTe
     private _textReactionDisposer: Opt<IReactionDisposer>;
     private _heightReactionDisposer: Opt<IReactionDisposer>;
     private _proxyReactionDisposer: Opt<IReactionDisposer>;
+    private pullReactionDisposer: Opt<IReactionDisposer>;
+    private pushReactionDisposer: Opt<IReactionDisposer>;
     private dropDisposer?: DragManager.DragDropDisposer;
     public get CurrentDiv(): HTMLDivElement { return this._ref.current!; }
+    private isGoogleDocsUpdate = false;
     @observable _entered = false;
 
     @observable public static InputBoxOverlay?: FormattedTextBox = undefined;
@@ -289,19 +300,55 @@ export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTe
                 }, { fireImmediately: true });
         }
 
+        this.pullFromGoogleDoc(this.checkState);
+        runInAction(() => DocumentDecorations.Instance.isAnimatingFetch = true);
+
         this._reactionDisposer = reaction(
             () => {
                 const field = this.dataDoc ? Cast(this.dataDoc[this.props.fieldKey], RichTextField) : undefined;
-                return field ? field.Data : `{"doc":{"type":"doc","content":[]},"selection":{"type":"text","anchor":0,"head":0}}`;
+                return field ? field.Data : Blank;
             },
-            field2 => this._editorView && !this._applyingChange &&
-                this._editorView.updateState(EditorState.fromJSON(config, JSON.parse(field2)))
+            incomingValue => {
+                if (this._editorView && !this._applyingChange) {
+                    let updatedState = JSON.parse(incomingValue);
+                    this._editorView.updateState(EditorState.fromJSON(config, updatedState));
+                    // manually sets cursor selection at the end of the text on focus
+                    if (this.isGoogleDocsUpdate) {
+                        this.isGoogleDocsUpdate = false;
+                        let end = this._editorView.state.doc.content.size - 1;
+                        updatedState.selection = { type: "text", anchor: end, head: end };
+                        this._editorView.updateState(EditorState.fromJSON(config, updatedState));
+                    }
+                    this.tryUpdateHeight();
+                }
+            }
+        );
+
+        this.pullReactionDisposer = reaction(
+            () => this.props.Document[Pulls],
+            () => {
+                if (!DocumentDecorations.hasPulledHack) {
+                    DocumentDecorations.hasPulledHack = true;
+                    let unchanged = this.dataDoc.unchanged;
+                    this.pullFromGoogleDoc(unchanged ? this.checkState : this.updateState);
+                }
+            }
         );
 
-        this.props.isOverlay && (this._heightReactionDisposer = reaction(
+        this.pushReactionDisposer = reaction(
+            () => this.props.Document[Pushes],
+            () => {
+                if (!DocumentDecorations.hasPushedHack) {
+                    DocumentDecorations.hasPushedHack = true;
+                    this.pushToGoogleDoc();
+                }
+            }
+        );
+
+        this._heightReactionDisposer = reaction(
             () => this.props.Document[WidthSym](),
             () => this.tryUpdateHeight()
-        ));
+        );
 
         this._textReactionDisposer = reaction(
             () => this.extensionDoc,
@@ -332,6 +379,83 @@ export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTe
         }, { fireImmediately: true });
     }
 
+    pushToGoogleDoc = async () => {
+        this.pullFromGoogleDoc(async (exportState: GoogleApiClientUtils.Docs.ReadResult, dataDoc: Doc) => {
+            let modes = GoogleApiClientUtils.Docs.WriteMode;
+            let mode = modes.Replace;
+            let reference: Opt<GoogleApiClientUtils.Docs.Reference> = Cast(this.dataDoc[GoogleRef], "string");
+            if (!reference) {
+                mode = modes.Insert;
+                reference = {
+                    title: StrCast(this.dataDoc.title),
+                    handler: id => this.dataDoc[GoogleRef] = id
+                };
+            }
+            let redo = async () => {
+                let data = Cast(this.dataDoc.data, RichTextField);
+                if (this._editorView && reference && data) {
+                    let content = data[ToPlainText]();
+                    let response = await GoogleApiClientUtils.Docs.write({ reference, content, mode });
+                    let pushSuccess = response !== undefined && !("errors" in response);
+                    dataDoc.unchanged = pushSuccess;
+                    DocumentDecorations.Instance.startPushOutcome(pushSuccess);
+                }
+            };
+            let undo = () => {
+                let content = exportState.body;
+                if (reference && content) {
+                    GoogleApiClientUtils.Docs.write({ reference, content, mode });
+                }
+            };
+            UndoManager.AddEvent({ undo, redo });
+            redo();
+        });
+    }
+
+    pullFromGoogleDoc = async (handler: PullHandler) => {
+        let dataDoc = this.dataDoc;
+        let documentId = StrCast(dataDoc[GoogleRef]);
+        let exportState: GoogleApiClientUtils.Docs.ReadResult = {};
+        if (documentId) {
+            exportState = await GoogleApiClientUtils.Docs.read({ documentId });
+        }
+        UndoManager.RunInBatch(() => handler(exportState, dataDoc), Pulls);
+    }
+
+    updateState = (exportState: GoogleApiClientUtils.Docs.ReadResult, dataDoc: Doc) => {
+        let pullSuccess = false;
+        if (exportState !== undefined && exportState.body !== undefined && exportState.title !== undefined) {
+            let data = Cast(dataDoc.data, RichTextField);
+            if (data) {
+                pullSuccess = true;
+                this.isGoogleDocsUpdate = true;
+                dataDoc.data = new RichTextField(data[FromPlainText](exportState.body));
+                dataDoc.title = exportState.title;
+                dataDoc.unchanged = true;
+            }
+        } else {
+            delete dataDoc[GoogleRef];
+        }
+        DocumentDecorations.Instance.startPullOutcome(pullSuccess);
+        this.tryUpdateHeight();
+    }
+
+    checkState = (exportState: GoogleApiClientUtils.Docs.ReadResult, dataDoc: Doc) => {
+        if (exportState !== undefined && exportState.body !== undefined && exportState.title !== undefined) {
+            let data = Cast(dataDoc.data, RichTextField);
+            if (data) {
+                let storedPlainText = data[ToPlainText]() + "\n";
+                let receivedPlainText = exportState.body;
+                let storedTitle = dataDoc.title;
+                let receivedTitle = exportState.title;
+                let unchanged = storedPlainText === receivedPlainText && storedTitle === receivedTitle;
+                dataDoc.unchanged = unchanged;
+                DocumentDecorations.Instance.setPullState(unchanged);
+            }
+        }
+    }
+
+
     clipboardTextSerializer = (slice: Slice): string => {
         let text = "", separated = true;
         const from = 0, to = slice.content.size;
@@ -450,8 +574,8 @@ export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTe
         if (this.props.selectOnLoad) {
             if (!this.props.isOverlay) this.props.select(false);
             else this._editorView!.focus();
-            this.tryUpdateHeight();
         }
+        this.tryUpdateHeight();
     }
 
     componentWillUnmount() {
@@ -459,6 +583,8 @@ export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTe
         this._reactionDisposer && this._reactionDisposer();
         this._proxyReactionDisposer && this._proxyReactionDisposer();
         this._textReactionDisposer && this._textReactionDisposer();
+        this.pushReactionDisposer && this.pushReactionDisposer();
+        this.pullReactionDisposer && this.pullReactionDisposer();
         this._heightReactionDisposer && this._heightReactionDisposer();
         this._searchReactionDisposer && this._searchReactionDisposer();
     }
@@ -612,9 +738,10 @@ export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTe
 
     @action
     tryUpdateHeight() {
-        if (this.props.Document.autoHeight && this.props.isOverlay) {
+        if (this.props.Document.autoHeight && this._ref.current!.scrollHeight !== 0) {
+            console.log("DT = " + this.props.Document.title + " " + this._ref.current!.clientHeight + " " + this._ref.current!.scrollHeight + " " + this._ref.current!.textContent);
             let xf = this._ref.current!.getBoundingClientRect();
-            let scrBounds = this.props.ScreenToLocalTransform().transformBounds(0, 0, xf.width, xf.height);
+            let scrBounds = this.props.ScreenToLocalTransform().transformBounds(0, 0, xf.width, this._ref.current!.textContent === "" ? 35 : this._ref.current!.scrollHeight);
             let nh = this.props.Document.isTemplate ? 0 : NumCast(this.dataDoc.nativeHeight, 0);
             let dh = NumCast(this.props.Document.height, 0);
             let sh = scrBounds.height;
@@ -641,6 +768,8 @@ export class FormattedTextBox extends DocComponent<(FieldViewProps & FormattedTe
         // });
         // ContextMenu.Instance.addItem({ description: "Text Funcs...", subitems: subitems, icon: "text-height" });
     }
+
+
     render() {
         let self = this;
         let style = this.props.isOverlay ? "scroll" : "hidden";
diff --git a/src/client/views/nodes/ImageBox.tsx b/src/client/views/nodes/ImageBox.tsx
index 708e00576..6fc94a140 100644
--- a/src/client/views/nodes/ImageBox.tsx
+++ b/src/client/views/nodes/ImageBox.tsx
@@ -89,10 +89,7 @@ export class ImageBox extends DocComponent<FieldViewProps, ImageDocument>(ImageD
     drop = (e: Event, de: DragManager.DropEvent) => {
         if (de.data instanceof DragManager.DocumentDragData) {
             de.data.droppedDocuments.forEach(action((drop: Doc) => {
-                if (de.mods === "CtrlKey") {
-                    Doc.ApplyTemplateTo(drop, this.props.Document, this.props.DataDoc);
-                    e.stopPropagation();
-                } else if (de.mods === "AltKey" && /*this.dataDoc !== this.props.Document &&*/ drop.data instanceof ImageField) {
+                if (de.mods === "AltKey" && /*this.dataDoc !== this.props.Document &&*/ drop.data instanceof ImageField) {
                     Doc.GetProto(this.dataDoc)[this.props.fieldKey] = new ImageField(drop.data.url);
                     e.stopPropagation();
                 } else if (de.mods === "MetaKey") {
@@ -321,7 +318,7 @@ export class ImageBox extends DocComponent<FieldViewProps, ImageDocument>(ImageD
                 let rotation = NumCast(this.dataDoc.rotation) % 180;
                 let realsize = rotation === 90 || rotation === 270 ? { height: size.width, width: size.height } : size;
                 let aspect = realsize.height / realsize.width;
-                if (Math.abs(NumCast(layoutdoc.height) - realsize.height) > 1 || Math.abs(NumCast(layoutdoc.width) - realsize.width) > 1) {
+                if (layoutdoc.nativeHeight !== 0 && layoutdoc.nativeWidth !== 0 && (Math.abs(NumCast(layoutdoc.height) - realsize.height) > 1 || Math.abs(NumCast(layoutdoc.width) - realsize.width) > 1)) {
                     setTimeout(action(() => {
                         layoutdoc.height = layoutdoc[WidthSym]() * aspect;
                         layoutdoc.nativeHeight = realsize.height;
diff --git a/src/client/views/nodes/KeyValuePair.tsx b/src/client/views/nodes/KeyValuePair.tsx
index 534a42efc..8001b24a7 100644
--- a/src/client/views/nodes/KeyValuePair.tsx
+++ b/src/client/views/nodes/KeyValuePair.tsx
@@ -68,6 +68,7 @@ export class KeyValuePair extends React.Component<KeyValuePairProps> {
             PanelWidth: returnZero,
             PanelHeight: returnZero,
             addDocTab: returnZero,
+            pinToPres: returnZero,
             ContentScaling: returnOne
         };
         let contents = <FieldView {...props} />;
diff --git a/src/client/views/nodes/LinkMenu.tsx b/src/client/views/nodes/LinkMenu.tsx
index fe7d88457..16e318f7a 100644
--- a/src/client/views/nodes/LinkMenu.tsx
+++ b/src/client/views/nodes/LinkMenu.tsx
@@ -12,9 +12,6 @@ import { library } from "@fortawesome/fontawesome-svg-core";
 import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
 
 library.add(faTrash);
-import { Cast, FieldValue, StrCast } from "../../../new_fields/Types";
-import { Id } from "../../../new_fields/FieldSymbols";
-import { DocumentType } from "../../documents/Documents";
 
 interface Props {
     docView: DocumentView;
diff --git a/src/client/views/nodes/LinkMenuItem.tsx b/src/client/views/nodes/LinkMenuItem.tsx
index 1e7ff07c8..9349dbbac 100644
--- a/src/client/views/nodes/LinkMenuItem.tsx
+++ b/src/client/views/nodes/LinkMenuItem.tsx
@@ -94,7 +94,7 @@ export class LinkMenuItem extends React.Component<LinkMenuItemProps> {
         let dockingFunc = (document: Doc) => { this.props.addDocTab(document, undefined, "inTab"); SelectionManager.DeselectAll(); };
 
         if (this.props.destinationDoc === self.props.linkDoc.anchor2 && targetContext) {
-            DocumentManager.Instance.jumpToDocument(jumpToDoc, shouldZoom, false, async document => dockingFunc(document), undefined, targetContext!);
+            DocumentManager.Instance.jumpToDocument(jumpToDoc, shouldZoom, false, async document => dockingFunc(document), undefined, targetContext);
         }
         else if (this.props.destinationDoc === self.props.linkDoc.anchor1 && sourceContext) {
             DocumentManager.Instance.jumpToDocument(jumpToDoc, shouldZoom, false, document => dockingFunc(sourceContext!));
diff --git a/src/client/views/nodes/PDFBox.tsx b/src/client/views/nodes/PDFBox.tsx
index 6450cb826..18f82ff47 100644
--- a/src/client/views/nodes/PDFBox.tsx
+++ b/src/client/views/nodes/PDFBox.tsx
@@ -198,7 +198,7 @@ export class PDFBox extends DocComponent<FieldViewProps, PdfDocument>(PdfDocumen
                 <PDFViewer pdf={this._pdf} url={pdfUrl.url.pathname} active={this.props.active} scrollTo={this.scrollTo} loaded={this.loaded} panY={NumCast(this.props.Document.panY)}
                     Document={this.props.Document} DataDoc={this.props.DataDoc}
                     addDocTab={this.props.addDocTab} setPanY={this.setPanY}
-                    addDocument={this.props.addDocument}
+                    pinToPres={this.props.pinToPres} addDocument={this.props.addDocument}
                     fieldKey={this.props.fieldKey} fieldExtensionDoc={this.fieldExtensionDoc} />
                 {this.settingsPanel()}
             </div>);
diff --git a/src/client/views/nodes/PresBox.tsx b/src/client/views/nodes/PresBox.tsx
new file mode 100644
index 000000000..112d39c32
--- /dev/null
+++ b/src/client/views/nodes/PresBox.tsx
@@ -0,0 +1,701 @@
+import React = require("react");
+import { library } from '@fortawesome/fontawesome-svg-core';
+import { faArrowLeft, faArrowRight, faEdit, faMinus, faPlay, faPlus, faStop, faTimes } from '@fortawesome/free-solid-svg-icons';
+import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
+import { action, computed, observable, runInAction } from "mobx";
+import { observer } from "mobx-react";
+import { Doc, DocListCast, DocListCastAsync } from "../../../new_fields/Doc";
+import { Id } from "../../../new_fields/FieldSymbols";
+import { List } from "../../../new_fields/List";
+import { listSpec } from "../../../new_fields/Schema";
+import { BoolCast, Cast, FieldValue, NumCast, StrCast } from "../../../new_fields/Types";
+import { Utils } from "../../../Utils";
+import { DocumentManager } from "../../util/DocumentManager";
+import { undoBatch } from "../../util/UndoManager";
+import PresentationElement, { buttonIndex } from "../presentationview/PresentationElement";
+import PresentationViewList from "../presentationview/PresentationList";
+import "../presentationview/PresentationView.scss";
+import { FieldView, FieldViewProps } from './FieldView';
+import { ContextMenu } from "../ContextMenu";
+
+library.add(faArrowLeft);
+library.add(faArrowRight);
+library.add(faPlay);
+library.add(faStop);
+library.add(faPlus);
+library.add(faTimes);
+library.add(faMinus);
+library.add(faEdit);
+
+
+export interface PresViewProps {
+    Documents: List<Doc>;
+}
+
+const expandedWidth = 450;
+
+@observer
+export class PresBox extends React.Component<FieldViewProps> { //FieldViewProps?
+
+
+    public static LayoutString(fieldKey?: string) { return FieldView.LayoutString(PresBox, fieldKey); }
+
+    public static Instance: PresBox;
+
+    //Keeping track of the doc for the current presentation -- bcz: keeping a list of current presentations shouldn't be needed.  Let users create them, store them, as they see fit.
+    @computed get curPresentation() { return this.props.Document; }
+
+    //Mapping from presentation ids to a list of doc that represent a group
+    @observable groupMappings: Map<String, Doc[]> = new Map();
+    //mapping from docs to their rendered component
+    @observable presElementsMappings: Map<Doc, PresentationElement> = new Map();
+    //variable that holds all the docs in the presentation
+    @observable childrenDocs: Doc[] = [];
+    //variable to hold if presentation is started
+    @observable presStatus: boolean = false;
+    //back-up so that presentation stays the way it's when refreshed
+    @observable presGroupBackUp: Doc = new Doc();
+    @observable presButtonBackUp: Doc = new Doc();
+    //Mapping of guids to presentations.
+    @observable presentationsMapping: Map<String, Doc> = new Map();
+    //Mapping of presentations to guid, so that select option values can be given.
+    @observable presentationsKeyMapping: Map<Doc, String> = new Map();
+    //Variable to keep track of guid of the current presentation
+    @observable currentSelectedPresValue: string | undefined;
+    //A flag to keep track if title input is open, which is used in rendering.
+    @observable PresTitleInputOpen: boolean = false;
+    //Variable that holds reference to title input, so that new presentations get titles assigned.
+    @observable titleInputElement: HTMLInputElement | undefined;
+    @observable PresTitleChangeOpen: boolean = false;
+
+    @observable opacity = 1;
+    @observable persistOpacity = true;
+    @observable labelOpacity = 0;
+    @observable presMode = false;
+
+    @observable public static CurrentPresentation: PresBox;
+
+    //initilize class variables
+    constructor(props: FieldViewProps) {
+        super(props);
+        runInAction(() => PresBox.CurrentPresentation = this);
+    }
+
+    @action
+    toggle = (forcedValue: boolean | undefined) => {
+        if (forcedValue !== undefined) {
+            this.curPresentation.width = forcedValue ? expandedWidth : 0;
+        } else {
+            this.curPresentation.width = this.curPresentation.width === expandedWidth ? 0 : expandedWidth;
+        }
+    }
+
+    //Second lifecycle function that gets called when component mounts. It makes sure toS
+    //get the back-up information from previous session for the current presentation.
+    async componentDidMount() {
+        this.setPresentationBackUps();
+    }
+
+
+    /**
+     * The function that retrieves the backUps for the current Presentation if present,
+     * otherwise initializes.
+     */
+    setPresentationBackUps = async () => {
+        //getting both backUp documents
+
+        let castedGroupBackUp = Cast(this.curPresentation.presGroupBackUp, Doc);
+        let castedButtonBackUp = Cast(this.curPresentation.presButtonBackUp, Doc);
+        //if instantiated before 
+        if (castedGroupBackUp instanceof Promise) {
+            castedGroupBackUp.then(doc => {
+                let toAssign = doc ? doc : new Doc();
+                this.curPresentation.presGroupBackUp = toAssign;
+                runInAction(() => this.presGroupBackUp = toAssign);
+                if (doc) {
+                    if (toAssign[Id] === doc[Id]) {
+                        this.retrieveGroupMappings();
+                    }
+                }
+            });
+
+            //if never instantiated a store doc yet
+        } else if (castedGroupBackUp instanceof Doc) {
+            let castedDoc: Doc = await castedGroupBackUp;
+            runInAction(() => this.presGroupBackUp = castedDoc);
+            this.retrieveGroupMappings();
+        } else {
+            runInAction(() => {
+                let toAssign = new Doc();
+                this.presGroupBackUp = toAssign;
+                this.curPresentation.presGroupBackUp = toAssign;
+
+            });
+
+        }
+        //if instantiated before 
+        if (castedButtonBackUp instanceof Promise) {
+            castedButtonBackUp.then(doc => {
+                let toAssign = doc ? doc : new Doc();
+                this.curPresentation.presButtonBackUp = toAssign;
+                runInAction(() => this.presButtonBackUp = toAssign);
+            });
+
+            //if never instantiated a store doc yet
+        } else if (castedButtonBackUp instanceof Doc) {
+            let castedDoc: Doc = await castedButtonBackUp;
+            runInAction(() => this.presButtonBackUp = castedDoc);
+
+        } else {
+            runInAction(() => {
+                let toAssign = new Doc();
+                this.presButtonBackUp = toAssign;
+                this.curPresentation.presButtonBackUp = toAssign;
+            });
+
+        }
+
+
+        //storing the presentation status,ie. whether it was stopped or playing
+        let presStatusBackUp = BoolCast(this.curPresentation.presStatus);
+        runInAction(() => this.presStatus = presStatusBackUp);
+    }
+
+    /**
+     * This is the function that is called to retrieve the groups that have been stored and
+     * push them to the groupMappings.
+     */
+    retrieveGroupMappings = async () => {
+        let castedGroupDocs = await DocListCastAsync(this.presGroupBackUp.groupDocs);
+        if (castedGroupDocs !== undefined) {
+            castedGroupDocs.forEach(async (groupDoc: Doc, index: number) => {
+                let castedGrouping = await DocListCastAsync(groupDoc.grouping);
+                let castedKey = StrCast(groupDoc.presentIdStore, null);
+                if (castedGrouping) {
+                    castedGrouping.forEach((doc: Doc) => {
+                        doc.presentId = castedKey;
+                    });
+                }
+                if (castedGrouping !== undefined && castedKey !== undefined) {
+                    this.groupMappings.set(castedKey, castedGrouping);
+                }
+            });
+        }
+    }
+
+    //observable means render is re-called every time variable is changed
+    @observable
+    collapsed: boolean = false;
+    next = async () => {
+        const current = NumCast(this.curPresentation.selectedDoc);
+        //asking to get document at current index
+        let docAtCurrentNext = await this.getDocAtIndex(current + 1);
+        if (docAtCurrentNext === undefined) {
+            return;
+        }
+        //asking for it's presentation id
+        let curNextPresId = StrCast(docAtCurrentNext.presentId);
+        let nextSelected = current + 1;
+
+        //if curDoc is in a group, selection slides until last one, if not it's next one
+        if (this.groupMappings.has(curNextPresId)) {
+            let currentsArray = this.groupMappings.get(StrCast(docAtCurrentNext.presentId))!;
+            nextSelected = current + currentsArray.length - currentsArray.indexOf(docAtCurrentNext);
+
+            //end of grup so go beyond
+            if (nextSelected === current) nextSelected = current + 1;
+        }
+
+        this.gotoDocument(nextSelected, current);
+
+    }
+    back = async () => {
+        const current = NumCast(this.curPresentation.selectedDoc);
+        //requesting for the doc at current index
+        let docAtCurrent = await this.getDocAtIndex(current);
+        if (docAtCurrent === undefined) {
+            return;
+        }
+
+        //asking for its presentation id.
+        let curPresId = StrCast(docAtCurrent.presentId);
+        let prevSelected = current - 1;
+        let zoomOut: boolean = false;
+
+        //checking if this presentation id is mapped to a group, if so chosing the first element in group
+        if (this.groupMappings.has(curPresId)) {
+            let currentsArray = this.groupMappings.get(StrCast(docAtCurrent.presentId))!;
+            prevSelected = current - currentsArray.length + (currentsArray.length - currentsArray.indexOf(docAtCurrent)) - 1;
+            //end of grup so go beyond
+            if (prevSelected === current) prevSelected = current - 1;
+
+            //checking if any of the group members had used zooming in
+            currentsArray.forEach((doc: Doc) => {
+                //let presElem: PresentationElement | undefined = this.presElementsMappings.get(doc);
+                if (this.presElementsMappings.get(doc)!.selected[buttonIndex.Show]) {
+                    zoomOut = true;
+                    return;
+                }
+            });
+
+        }
+
+        // if a group set that flag to zero or a single element
+        //If so making sure to zoom out, which goes back to state before zooming action
+        if (current > 0) {
+            if (zoomOut || this.presElementsMappings.get(docAtCurrent)!.selected[buttonIndex.Show]) {
+                let prevScale = NumCast(this.childrenDocs[prevSelected].viewScale, null);
+                let curScale = DocumentManager.Instance.getScaleOfDocView(this.childrenDocs[current]);
+                if (prevScale !== undefined) {
+                    if (prevScale !== curScale) {
+                        DocumentManager.Instance.zoomIntoScale(docAtCurrent, prevScale);
+                    }
+                }
+            }
+        }
+        this.gotoDocument(prevSelected, current);
+
+    }
+
+    /**
+     * This is the method that checks for the actions that need to be performed
+     * after the document has been presented, which involves 3 button options:
+     * Hide Until Presented, Hide After Presented, Fade After Presented
+     */
+    showAfterPresented = (index: number) => {
+        this.presElementsMappings.forEach((presElem: PresentationElement, key: Doc) => {
+            let selectedButtons: boolean[] = presElem.selected;
+            //the order of cases is aligned based on priority
+            if (selectedButtons[buttonIndex.HideTillPressed]) {
+                if (this.childrenDocs.indexOf(key) <= index) {
+                    key.opacity = 1;
+                }
+            }
+            if (selectedButtons[buttonIndex.HideAfter]) {
+                if (this.childrenDocs.indexOf(key) < index) {
+                    key.opacity = 0;
+                }
+            }
+            if (selectedButtons[buttonIndex.FadeAfter]) {
+                if (this.childrenDocs.indexOf(key) < index) {
+                    key.opacity = 0.5;
+                }
+            }
+        });
+    }
+
+    /**
+     * This is the method that checks for the actions that need to be performed
+     * before the document has been presented, which involves 3 button options:
+     * Hide Until Presented, Hide After Presented, Fade After Presented
+     */
+    hideIfNotPresented = (index: number) => {
+        this.presElementsMappings.forEach((presElem: PresentationElement, key: Doc) => {
+            let selectedButtons: boolean[] = presElem.selected;
+
+            //the order of cases is aligned based on priority
+
+            if (selectedButtons[buttonIndex.HideAfter]) {
+                if (this.childrenDocs.indexOf(key) >= index) {
+                    key.opacity = 1;
+                }
+            }
+            if (selectedButtons[buttonIndex.FadeAfter]) {
+                if (this.childrenDocs.indexOf(key) >= index) {
+                    key.opacity = 1;
+                }
+            }
+            if (selectedButtons[buttonIndex.HideTillPressed]) {
+                if (this.childrenDocs.indexOf(key) > index) {
+                    key.opacity = 0;
+                }
+            }
+        });
+    }
+
+    /**
+     * This method makes sure that cursor navigates to the element that
+     * has the option open and last in the group. If not in the group, and it has
+     * te option open, navigates to that element.
+     */
+    navigateToElement = async (curDoc: Doc, fromDoc: number) => {
+        let docToJump: Doc = curDoc;
+        let curDocPresId = StrCast(curDoc.presentId, null);
+        let willZoom: boolean = false;
+
+        //checking if in group
+        if (curDocPresId !== undefined) {
+            if (this.groupMappings.has(curDocPresId)) {
+                let currentDocGroup = this.groupMappings.get(curDocPresId)!;
+                currentDocGroup.forEach((doc: Doc, index: number) => {
+                    let selectedButtons: boolean[] = this.presElementsMappings.get(doc)!.selected;
+                    if (selectedButtons[buttonIndex.Navigate]) {
+                        docToJump = doc;
+                        willZoom = false;
+                    }
+                    if (selectedButtons[buttonIndex.Show]) {
+                        docToJump = doc;
+                        willZoom = true;
+                    }
+                });
+            }
+
+        }
+        //docToJump stayed same meaning, it was not in the group or was the last element in the group
+        if (docToJump === curDoc) {
+            //checking if curDoc has navigation open
+            let curDocButtons = this.presElementsMappings.get(curDoc)!.selected;
+            if (curDocButtons[buttonIndex.Navigate]) {
+                DocumentManager.Instance.jumpToDocument(curDoc, false);
+            } else if (curDocButtons[buttonIndex.Show]) {
+                let curScale = DocumentManager.Instance.getScaleOfDocView(this.childrenDocs[fromDoc]);
+                //awaiting jump so that new scale can be found, since jumping is async
+                await DocumentManager.Instance.jumpToDocument(curDoc, true);
+                let newScale = DocumentManager.Instance.getScaleOfDocView(curDoc);
+                curDoc.viewScale = newScale;
+
+                //saving the scale user was on before zooming in
+                if (curScale !== 1) {
+                    this.childrenDocs[fromDoc].viewScale = curScale;
+                }
+
+            }
+            return;
+        }
+        let curScale = DocumentManager.Instance.getScaleOfDocView(this.childrenDocs[fromDoc]);
+
+        //awaiting jump so that new scale can be found, since jumping is async
+        await DocumentManager.Instance.jumpToDocument(docToJump, willZoom);
+        let newScale = DocumentManager.Instance.getScaleOfDocView(curDoc);
+        curDoc.viewScale = newScale;
+        //saving the scale that user was on
+        if (curScale !== 1) {
+            this.childrenDocs[fromDoc].viewScale = curScale;
+        }
+
+    }
+
+    /**
+     * Async function that supposedly return the doc that is located at given index.
+     */
+    getDocAtIndex = async (index: number) => {
+        const list = FieldValue(Cast(this.curPresentation.data, listSpec(Doc)));
+        if (!list) {
+            return undefined;
+        }
+        if (index < 0 || index >= list.length) {
+            return undefined;
+        }
+
+        this.curPresentation.selectedDoc = index;
+        //awaiting async call to finish to get Doc instance
+        const doc = await list[index];
+        return doc;
+    }
+
+    /**
+     * The function that removes a doc from a presentation. It also makes sure to
+     * do necessary updates to backUps and mappings stored locally.
+     */
+    @action
+    public RemoveDoc = async (index: number) => {
+        const value = FieldValue(Cast(this.curPresentation.data, listSpec(Doc)));
+        if (value) {
+            let removedDoc = await value.splice(index, 1)[0];
+
+            //removing the Presentation Element stored for it
+            this.presElementsMappings.delete(removedDoc);
+
+            let removedDocPresentId = StrCast(removedDoc.presentId);
+
+            //Removing it from local mapping of the groups
+            if (this.groupMappings.has(removedDocPresentId)) {
+                let removedDocsGroup = this.groupMappings.get(removedDocPresentId);
+                if (removedDocsGroup) {
+                    removedDocsGroup.splice(removedDocsGroup.indexOf(removedDoc), 1);
+                    if (removedDocsGroup.length === 0) {
+                        this.groupMappings.delete(removedDocPresentId);
+                    }
+                }
+            }
+
+            //removing it from the backUp of selected Buttons
+            // let castedList = Cast(this.presButtonBackUp.selectedButtonDocs, listSpec(Doc));
+            // if (castedList) {
+            //     castedList.forEach(async (doc, indexOfDoc) => {
+            //         let curDoc = await doc;
+            //         let curDocId = StrCast(curDoc.docId);
+            //         if (curDocId === removedDoc[Id]) {
+            //             if (castedList) {
+            //                 castedList.splice(indexOfDoc, 1);
+            //                 return;
+            //             }
+            //         }
+            //     });
+
+            // }
+            //removing it from the backUp of selected Buttons
+
+            let castedList = Cast(this.presButtonBackUp.selectedButtonDocs, listSpec(Doc));
+            if (castedList) {
+                for (let doc of castedList) {
+                    let curDoc = await doc;
+                    let curDocId = StrCast(curDoc.docId);
+                    if (curDocId === removedDoc[Id]) {
+                        castedList.splice(castedList.indexOf(curDoc), 1);
+                        break;
+
+                    }
+                }
+            }
+
+            //removing it from the backup of groups
+            let castedGroupDocs = await DocListCastAsync(this.presGroupBackUp.groupDocs);
+            if (castedGroupDocs) {
+                castedGroupDocs.forEach(async (groupDoc: Doc, index: number) => {
+                    let castedKey = StrCast(groupDoc.presentIdStore, null);
+                    if (castedKey === removedDocPresentId) {
+                        let castedGrouping = await DocListCastAsync(groupDoc.grouping);
+                        if (castedGrouping) {
+                            castedGrouping.splice(castedGrouping.indexOf(removedDoc), 1);
+                            if (castedGrouping.length === 0) {
+                                castedGroupDocs!.splice(castedGroupDocs!.indexOf(groupDoc), 1);
+                            }
+                        }
+                    }
+
+                });
+
+            }
+
+
+        }
+    }
+
+    public removeDocByRef = (doc: Doc) => {
+        let indexOfDoc = this.childrenDocs.indexOf(doc);
+        const value = FieldValue(Cast(this.curPresentation.data, listSpec(Doc)));
+        if (value) {
+            value.splice(indexOfDoc, 1)[0];
+        }
+        //this.RemoveDoc(indexOfDoc, true);
+        if (indexOfDoc !== - 1) {
+            return true;
+        }
+        return false;
+    }
+
+    //The function that is called when a document is clicked or reached through next or back.
+    //it'll also execute the necessary actions if presentation is playing.
+    @action
+    public gotoDocument = async (index: number, fromDoc: number) => {
+        const list = FieldValue(Cast(this.curPresentation.data, listSpec(Doc)));
+        if (!list) {
+            return;
+        }
+        if (index < 0 || index >= list.length) {
+            return;
+        }
+        this.curPresentation.selectedDoc = index;
+
+        if (!this.presStatus) {
+            this.presStatus = true;
+            this.startPresentation(index);
+        }
+
+        const doc = await list[index];
+        if (this.presStatus) {
+            this.navigateToElement(doc, fromDoc);
+            this.hideIfNotPresented(index);
+            this.showAfterPresented(index);
+        }
+
+    }
+
+    //Function that is called to resetGroupIds, so that documents get new groupIds at
+    //first load, when presentation is changed.
+    resetGroupIds = async () => {
+        let castedGroupDocs = await DocListCastAsync(this.presGroupBackUp.groupDocs);
+        if (castedGroupDocs !== undefined) {
+            castedGroupDocs.forEach(async (groupDoc: Doc, index: number) => {
+                let castedGrouping = await DocListCastAsync(groupDoc.grouping);
+                if (castedGrouping) {
+                    castedGrouping.forEach((doc: Doc) => {
+                        doc.presentId = Utils.GenerateGuid();
+                    });
+                }
+            });
+        }
+        runInAction(() => this.groupMappings = new Map());
+    }
+
+    //Function that sets the store of the children docs.
+    @action
+    setChildrenDocs = (docList: Doc[]) => {
+        this.childrenDocs = docList;
+    }
+
+    //The function that is called to render the play or pause button depending on
+    //if presentation is running or not.
+    renderPlayPauseButton = () => {
+        if (this.presStatus) {
+            return <button title="Reset Presentation" className="presentation-button" onClick={this.startOrResetPres}><FontAwesomeIcon icon="stop" /></button>;
+        } else {
+            return <button title="Start Presentation From Start" className="presentation-button" onClick={this.startOrResetPres}><FontAwesomeIcon icon="play" /></button>;
+        }
+    }
+
+    //The function that starts or resets presentaton functionally, depending on status flag.
+    @action
+    startOrResetPres = () => {
+        if (this.presStatus) {
+            this.resetPresentation();
+        } else {
+            this.presStatus = true;
+            this.startPresentation(0);
+            const current = NumCast(this.curPresentation.selectedDoc);
+            this.gotoDocument(0, current);
+        }
+        this.curPresentation.presStatus = this.presStatus;
+    }
+
+    //The function that resets the presentation by removing every action done by it. It also
+    //stops the presentaton.
+    @action
+    resetPresentation = () => {
+        this.childrenDocs.forEach((doc: Doc) => {
+            doc.opacity = 1;
+            doc.viewScale = 1;
+        });
+        this.curPresentation.selectedDoc = 0;
+        this.presStatus = false;
+        this.curPresentation.presStatus = this.presStatus;
+        if (this.childrenDocs.length === 0) {
+            return;
+        }
+        DocumentManager.Instance.zoomIntoScale(this.childrenDocs[0], 1);
+    }
+
+
+    //The function that starts the presentation, also checking if actions should be applied
+    //directly at start.
+    startPresentation = (startIndex: number) => {
+        let selectedButtons: boolean[];
+        this.presElementsMappings.forEach((component: PresentationElement, doc: Doc) => {
+            selectedButtons = component.selected;
+            if (selectedButtons[buttonIndex.HideTillPressed]) {
+                if (this.childrenDocs.indexOf(doc) > startIndex) {
+                    doc.opacity = 0;
+                }
+
+            }
+            if (selectedButtons[buttonIndex.HideAfter]) {
+                if (this.childrenDocs.indexOf(doc) < startIndex) {
+                    doc.opacity = 0;
+                }
+            }
+            if (selectedButtons[buttonIndex.FadeAfter]) {
+                if (this.childrenDocs.indexOf(doc) < startIndex) {
+                    doc.opacity = 0.5;
+                }
+            }
+
+        });
+
+    }
+
+
+    /**
+     * The function that is called to render either select for presentations, or title inputting.
+     */
+    renderSelectOrPresSelection = () => {
+        if (this.PresTitleInputOpen || this.PresTitleChangeOpen) {
+            return <input ref={(e) => this.titleInputElement = e!} type="text" className="presentationView-title" placeholder="Enter Name!" onKeyDown={this.submitPresentationTitle} />;
+        } else {
+            return (null);
+        }
+    }
+
+    /**
+     * The function that is called on enter press of title input. It gives the
+     * new presentation the title user entered. If nothing is entered, gives a default title.
+     */
+    @action
+    submitPresentationTitle = (e: React.KeyboardEvent) => {
+        if (e.keyCode === 13) {
+            let presTitle = this.titleInputElement!.value;
+            this.titleInputElement!.value = "";
+            if (this.PresTitleChangeOpen) {
+                this.PresTitleChangeOpen = false;
+                this.changePresentationTitle(presTitle);
+            }
+        }
+    }
+    /**
+     * The function that is called to change title of presentation to what user entered.
+     */
+    @undoBatch
+    changePresentationTitle = (newTitle: string) => {
+        if (newTitle === "") {
+            return;
+        }
+        this.curPresentation.title = newTitle;
+    }
+
+    addPressElem = (keyDoc: Doc, elem: PresentationElement) => {
+        this.presElementsMappings.set(keyDoc, elem);
+    }
+
+    minimize = undoBatch(action(() => {
+        this.presMode = true;
+        this.props.addDocTab && this.props.addDocTab(this.props.Document, this.props.DataDoc, "close");
+    }));
+
+    specificContextMenu = (e: React.MouseEvent): void => {
+        ContextMenu.Instance.addItem({ description: "Make Current Presentation", event: action(() => Doc.UserDoc().curPresentation = this.props.Document), icon: "asterisk" });
+    }
+
+    render() {
+
+        let width = "100%"; //NumCast(this.curPresentation.width)
+        return (
+            <div className="presentationView-cont" onPointerEnter={action(() => !this.persistOpacity && (this.opacity = 1))} onContextMenu={this.specificContextMenu}
+                onPointerLeave={action(() => !this.persistOpacity && (this.opacity = 0.4))}
+                style={{ width: width, opacity: this.opacity, }}>
+                <div className="presentation-buttons">
+                    <button title="Back" className="presentation-button" onClick={this.back}><FontAwesomeIcon icon={"arrow-left"} /></button>
+                    {this.renderPlayPauseButton()}
+                    <button title="Next" className="presentation-button" onClick={this.next}><FontAwesomeIcon icon={"arrow-right"} /></button>
+                    <button title="Minimize" className="presentation-button" onClick={this.minimize}><FontAwesomeIcon icon={"eye"} /></button>
+                </div>
+                <input
+                    type="checkbox"
+                    onChange={action((e: React.ChangeEvent<HTMLInputElement>) => {
+                        this.persistOpacity = e.target.checked;
+                        this.opacity = this.persistOpacity ? 1 : 0.4;
+                    })}
+                    checked={this.persistOpacity}
+                    style={{ position: "absolute", bottom: 5, left: 5 }}
+                    onPointerEnter={action(() => this.labelOpacity = 1)}
+                    onPointerLeave={action(() => this.labelOpacity = 0)}
+                />
+                <p style={{ position: "absolute", bottom: 1, left: 22, opacity: this.labelOpacity, transition: "0.7s opacity ease" }}>opacity {this.persistOpacity ? "persistent" : "on focus"}</p>
+                <PresentationViewList
+                    mainDocument={this.curPresentation}
+                    deleteDocument={this.RemoveDoc}
+                    gotoDocument={this.gotoDocument}
+                    groupMappings={this.groupMappings}
+                    PresElementsMappings={this.presElementsMappings}
+                    setChildrenDocs={this.setChildrenDocs}
+                    presStatus={this.presStatus}
+                    presButtonBackUp={this.presButtonBackUp}
+                    presGroupBackUp={this.presGroupBackUp}
+                    removeDocByRef={this.removeDocByRef}
+                    clearElemMap={() => this.presElementsMappings.clear()}
+                />
+            </div>
+        );
+    }
+
+
+}
\ No newline at end of file