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import * as React from "react";
import * as ReactDOM from "react-dom";
import { observer } from "mobx-react";
import { observable, reaction, action, IReactionDisposer, observe, IObservableArray } from "mobx";
import "./Timeline.scss";
import { KeyFrame } from "./KeyFrame";
import { CollectionViewProps } from "../collections/CollectionBaseView";
import { CollectionSubView, SubCollectionViewProps } from "../collections/CollectionSubView";
import { DocumentViewProps, DocumentView } from "./DocumentView";
import { CollectionFreeFormView } from "../collections/collectionFreeForm/CollectionFreeFormView";
import { Doc, Self } from "../../../new_fields/Doc";
import { Document, listSpec } from "../../../new_fields/Schema";
import { FieldValue, Cast } from "../../../new_fields/Types";
import { emptyStatement } from "babel-types";
import { DocumentManager } from "../../util/DocumentManager";
import { SelectionManager } from "../../util/SelectionManager";
import { List } from "../../../new_fields/List";
@observer
export class Timeline extends CollectionSubView(Document) {
@observable private _inner = React.createRef<HTMLDivElement>();
@observable private _timeInput = React.createRef<HTMLInputElement>();
@observable private _isRecording: Boolean = false;
@observable private _currentBar: any = null;
@observable private _newBar: any = null;
private _reactionDisposers: IReactionDisposer[] = [];
private _keyFrames: KeyFrame[] = [];
private _keyBars: HTMLDivElement[] = [];
private _currentBarX: number = 0;
@observable private _onBar: Boolean = false;
@action
onRecord = (e: React.MouseEvent) => {
this._isRecording = true;
let children = Cast(this.props.Document[this.props.fieldKey], listSpec(Doc));
if (!children) {
return;
}
let childrenList = (children[Self] as any).__fields;
let keys = ["x", "y"];
const addReaction = (element: Doc) => {
element = (element as any).value();
return reaction(() => {
return keys.map(key => FieldValue(element[key]));
}, data => {
if (this._inner.current) {
let keyFrame: KeyFrame; //keyframe reference
let exists:boolean = false;
let time:number = this._currentBarX; //time that indicates what frame you are in. Whole numbers.
let frames:List<Doc>;
this._keyFrames.forEach(kf => { //checks if there is a keyframe that is tracking htis document.
if (kf.doc.document === element) {
keyFrame = kf;
frames = Cast(keyFrame.doc.frames, listSpec(Doc))!;
exists = true;
}
});
if (!exists){
keyFrame = new KeyFrame();
let bar:HTMLDivElement = this.createBar(5, time, "yellow");
this._inner.current.appendChild(bar);
keyFrame.doc.bar = bar;
keyFrame.doc.frames = new List<Doc>();
this._keyFrames.push(keyFrame);
}
keys.forEach((key, index) => {
console.log(data[index]);
if (keyFrame.doc.frames !== undefined){
frames.forEach(frame => {
if (frame.time === this._currentBarX){
frame.key = data[index];
}
});
}
//keyFrame.document[key] = data[index];
});
}
});
};
observe(childrenList as IObservableArray<Doc>, change => {
if (change.type === "update") {
this._reactionDisposers[change.index]();
this._reactionDisposers[change.index] = addReaction(change.newValue);
} else {
let removed = this._reactionDisposers.splice(change.index, change.removedCount, ...change.added.map(addReaction));
removed.forEach(disp => disp());
}
}, true);
}
@action
displayKeyFrames = (dv: DocumentView) => {
console.log(dv);
dv.props.Document;
}
@action
onInnerPointerUp = (e: React.PointerEvent) => {
if (this._inner.current) {
this._inner.current.removeEventListener("pointermove", this.onInnerPointerMove);
}
}
@action
onInnerPointerDown = (e: React.PointerEvent) => {
e.preventDefault();
e.stopPropagation();
if (this._isRecording) {
if (this._inner.current) {
let mouse = e.nativeEvent;
let offsetX = Math.round(mouse.offsetX);
this._currentBarX = offsetX;
this._currentBar.style.transform = `translate(${offsetX}px)`;
this._inner.current.removeEventListener("pointermove", this.onInnerPointerMove); //reset
this._inner.current.addEventListener("pointermove", this.onInnerPointerMove);
}
}
}
@action
onInnerPointerMove = (e: PointerEvent) => {
e.preventDefault();
e.stopPropagation();
let offsetX = Math.round(e.offsetX);
this._currentBarX = offsetX;
this._currentBar.style.transform = `translate(${offsetX}px)`;
console.log(offsetX);
console.log(this._currentBarX);
}
createBar = (width: number, pos:number = 0, color:string = "green"): HTMLDivElement => {
let bar = document.createElement("div");
bar.style.height = "100%";
bar.style.width = `${width}px`;
bar.style.backgroundColor = color;
bar.style.transform = `translate(${pos}px)`;
bar.style.position = "absolute";
bar.style.pointerEvents = "none";
return bar;
}
onTimeEntered = (e:React.KeyboardEvent) => {
if (this._timeInput.current){
if (e.keyCode === 13){
let input = parseInt(this._timeInput.current.value) || 0;
this._currentBar.style.transform = `translate(${input}px)`;
this._currentBarX = input;
}
}
}
componentDidMount() {
if (this._inner.current && this._currentBar === null) {
this._currentBar = this.createBar(5);
this._inner.current.appendChild(this._currentBar);
}
let doc: Doc = this.props.Document;
let test = this.props.Document[this.props.fieldKey];
}
componentWillUnmount() {
this._reactionDisposers.forEach(disp => disp());
this._reactionDisposers = [];
}
render() {
return (
<div>
<div className="timeline-container">
<div className="timeline">
<div className="inner" ref={this._inner} onPointerDown={this.onInnerPointerDown} onPointerUp={this.onInnerPointerUp}>
{
SelectionManager.SelectedDocuments().map((dv) => {
this.displayKeyFrames(dv);
})
}
</div>
</div>
<button onClick={this.onRecord}>Record</button>
<input placeholder="Time" ref={this._timeInput} onKeyDown={this.onTimeEntered}></input>
</div>
</div>
);
}
}
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