Merge branch 'master' of github-tsch-brown:browngraphicslab/Dash-Web

1 files changed, 212 insertions, 16 deletions

diff --git a/src/client/views/ScriptingRepl.tsx b/src/client/views/ScriptingRepl.tsx
index bd6fc9dfb..6eabc7b70 100644
--- a/src/client/views/ScriptingRepl.tsx
+++ b/src/client/views/ScriptingRepl.tsx
@@ -2,32 +2,193 @@ import * as React from 'react';
 import { observer } from 'mobx-react';
 import { observable, action } from 'mobx';
 import './ScriptingRepl.scss';
-import { Scripting, CompileScript } from '../util/Scripting';
+import { Scripting, CompileScript, ts } from '../util/Scripting';
+import { DocumentManager } from '../util/DocumentManager';
+import { DocumentView } from './nodes/DocumentView';
+import { OverlayView } from './OverlayView';
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
+import { library } from '@fortawesome/fontawesome-svg-core';
+import { faCaretDown, faCaretRight } from '@fortawesome/free-solid-svg-icons';
+
+library.add(faCaretDown);
+library.add(faCaretRight);
+
+@observer
+export class DocumentIcon extends React.Component<{ view: DocumentView, index: number }> {
+    render() {
+        this.props.view.props.ScreenToLocalTransform();
+        this.props.view.props.Document.width;
+        this.props.view.props.Document.height;
+        const screenCoords = this.props.view.screenRect();
+
+        return (
+            <div className="documentIcon-outerDiv" style={{
+                position: "absolute",
+                transform: `translate(${screenCoords.left + screenCoords.width / 2}px, ${screenCoords.top}px)`,
+            }}>
+                <p >${this.props.index}</p>
+            </div>
+        );
+    }
+}
+
+@observer
+export class DocumentIconContainer extends React.Component {
+    render() {
+        return DocumentManager.Instance.DocumentViews.map((dv, i) => <DocumentIcon key={i} index={i} view={dv} />);
+    }
+}
+
+@observer
+export class ScriptingObjectDisplay extends React.Component<{ scrollToBottom: () => void, value: { [key: string]: any }, name?: string }> {
+    @observable collapsed = true;
+
+    @action
+    toggle = () => {
+        this.collapsed = !this.collapsed;
+        this.props.scrollToBottom();
+    }
+
+    render() {
+        const val = this.props.value;
+        const proto = Object.getPrototypeOf(val);
+        const name = (proto && proto.constructor && proto.constructor.name) || String(val);
+        const title = this.props.name ? <><b>{this.props.name} : </b>{name}</> : name;
+        if (this.collapsed) {
+            return (
+                <div className="scriptingObject-collapsed">
+                    <span onClick={this.toggle} className="scriptingObject-icon scriptingObject-iconCollapsed"><FontAwesomeIcon icon="caret-right" size="sm" /></span>{title} (+{Object.keys(val).length})
+                </div>
+            );
+        } else {
+            return (
+                <div className="scriptingObject-open">
+                    <div>
+                        <span onClick={this.toggle} className="scriptingObject-icon"><FontAwesomeIcon icon="caret-down" size="sm" /></span>{title}
+                    </div>
+                    <div className="scriptingObject-fields">
+                        {Object.keys(val).map(key => <ScriptingValueDisplay {...this.props} name={key} />)}
+                    </div>
+                </div>
+            );
+        }
+    }
+}
+
+@observer
+export class ScriptingValueDisplay extends React.Component<{ scrollToBottom: () => void, value: any, name?: string }> {
+    render() {
+        const val = this.props.name ? this.props.value[this.props.name] : this.props.value;
+        if (typeof val === "object") {
+            return <ScriptingObjectDisplay scrollToBottom={this.props.scrollToBottom} value={val} name={this.props.name} />;
+        } else if (typeof val === "function") {
+            const name = "[Function]";
+            const title = this.props.name ? <><b>{this.props.name} : </b>{name}</> : name;
+            return <div className="scriptingObject-leaf">{title}</div>;
+        } else {
+            const name = String(val);
+            const title = this.props.name ? <><b>{this.props.name} : </b>{name}</> : name;
+            return <div className="scriptingObject-leaf">{title}</div>;
+        }
+    }
+}
 
 @observer
 export class ScriptingRepl extends React.Component {
     @observable private commands: { command: string, result: any }[] = [];
 
     @observable private commandString: string = "";
+    private commandBuffer: string = "";
+
+    @observable private historyIndex: number = -1;
+
+    private commandsRef = React.createRef<HTMLDivElement>();
 
     private args: any = {};
 
+    getTransformer: ts.TransformerFactory<ts.SourceFile> = context => {
+        const knownVars: { [name: string]: number } = {};
+        const usedDocuments: number[] = [];
+        Scripting.getGlobals().forEach(global => knownVars[global] = 1);
+        return root => {
+            function visit(node: ts.Node) {
+                node = ts.visitEachChild(node, visit, context);
+
+                if (ts.isIdentifier(node)) {
+                    const isntPropAccess = !ts.isPropertyAccessExpression(node.parent) || node.parent.expression === node;
+                    const isntPropAssign = !ts.isPropertyAssignment(node.parent) || node.parent.name !== node;
+                    if (isntPropAccess && isntPropAssign && !(node.text in knownVars) && !(node.text in globalThis)) {
+                        const match = node.text.match(/\$([0-9]+)/);
+                        if (match) {
+                            const m = parseInt(match[1]);
+                            usedDocuments.push(m);
+                        } else {
+                            return ts.createPropertyAccess(ts.createIdentifier("args"), node);
+                        }
+                    }
+                }
+
+                return node;
+            }
+            return ts.visitNode(root, visit);
+        };
+    }
+
     @action
     onKeyDown = (e: React.KeyboardEvent) => {
-        if (e.key === "Enter") {
-            e.stopPropagation();
+        let stopProp = true;
+        switch (e.key) {
+            case "Enter": {
+                const docGlobals: { [name: string]: any } = {};
+                DocumentManager.Instance.DocumentViews.forEach((dv, i) => docGlobals[`$${i}`] = dv.props.Document);
+                const globals = Scripting.makeMutableGlobalsCopy(docGlobals);
+                const script = CompileScript(this.commandString, { typecheck: false, addReturn: true, editable: true, params: { args: "any" }, transformer: this.getTransformer, globals });
+                if (!script.compiled) {
+                    return;
+                }
+                const result = script.run({ args: this.args });
+                if (!result.success) {
+                    return;
+                }
+                this.commands.push({ command: this.commandString, result: result.result });
+
+                this.maybeScrollToBottom();
 
-            const script = CompileScript(this.commandString, { typecheck: false, addReturn: true, editable: true, params: { args: "any" } });
-            if (!script.compiled) {
-                return;
+                this.commandString = "";
+                this.commandBuffer = "";
+                this.historyIndex = -1;
+                break;
             }
-            const result = script.run({ args: this.args });
-            if (!result.success) {
-                return;
+            case "ArrowUp": {
+                if (this.historyIndex < this.commands.length - 1) {
+                    this.historyIndex++;
+                    if (this.historyIndex === 0) {
+                        this.commandBuffer = this.commandString;
+                    }
+                    this.commandString = this.commands[this.commands.length - 1 - this.historyIndex].command;
+                }
+                break;
             }
-            this.commands.push({ command: this.commandString, result: result.result });
+            case "ArrowDown": {
+                if (this.historyIndex >= 0) {
+                    this.historyIndex--;
+                    if (this.historyIndex === -1) {
+                        this.commandString = this.commandBuffer;
+                        this.commandBuffer = "";
+                    } else {
+                        this.commandString = this.commands[this.commands.length - 1 - this.historyIndex].command;
+                    }
+                }
+                break;
+            }
+            default:
+                stopProp = false;
+                break;
+        }
 
-            this.commandString = "";
+        if (stopProp) {
+            e.stopPropagation();
+            e.preventDefault();
         }
     }
 
@@ -36,21 +197,56 @@ export class ScriptingRepl extends React.Component {
         this.commandString = e.target.value;
     }
 
+    private shouldScroll: boolean = false;
+    private maybeScrollToBottom = () => {
+        const ele = this.commandsRef.current;
+        if (ele && ele.scrollTop === (ele.scrollHeight - ele.offsetHeight)) {
+            this.shouldScroll = true;
+            this.forceUpdate();
+        }
+    }
+
+    private scrollToBottom() {
+        const ele = this.commandsRef.current;
+        ele && ele.scroll({ behavior: "auto", top: ele.scrollHeight });
+    }
+
+    componentDidUpdate() {
+        if (this.shouldScroll) {
+            this.shouldScroll = false;
+            this.scrollToBottom();
+        }
+    }
+
+    overlayDisposer?: () => void;
+    onFocus = () => {
+        if (this.overlayDisposer) {
+            this.overlayDisposer();
+        }
+        this.overlayDisposer = OverlayView.Instance.addElement(<DocumentIconContainer />, { x: 0, y: 0 });
+    }
+
+    onBlur = () => {
+        this.overlayDisposer && this.overlayDisposer();
+    }
+
     render() {
         return (
             <div className="scriptingRepl-outerContainer">
-                <div className="scriptingRepl-commandsContainer">
-                    {this.commands.map(({ command, result }) => {
+                <div className="scriptingRepl-commandsContainer" ref={this.commandsRef}>
+                    {this.commands.map(({ command, result }, i) => {
                         return (
-                            <div className="scriptingRepl-resultContainer">
-                                <div className="scriptingRepl-commandString">{command}</div>
-                                <div className="scriptingRepl-commandResult">{String(result)}</div>
+                            <div className="scriptingRepl-resultContainer" key={i}>
+                                <div className="scriptingRepl-commandString">{command || <br />}</div>
+                                <div className="scriptingRepl-commandResult">{<ScriptingValueDisplay scrollToBottom={this.maybeScrollToBottom} value={result} />}</div>
                             </div>
                         );
                     })}
                 </div>
                 <input
                     className="scriptingRepl-commandInput"
+                    onFocus={this.onFocus}
+                    onBlur={this.onBlur}
                     value={this.commandString}
                     onChange={this.onChange}
                     onKeyDown={this.onKeyDown}></input>