mirror of
https://github.com/Instadapp/chains.git
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375 lines
17 KiB
JavaScript
375 lines
17 KiB
JavaScript
/* Partytown 0.7.6 - MIT builder.io */
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(self => {
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const [getter, setter, callMethod, constructGlobal, definePrototypePropertyDescriptor, randomId, WinIdKey, InstanceIdKey, ApplyPathKey] = self.$bridgeToMedia$;
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delete self.$bridgeToMedia$;
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const ContextKey = Symbol();
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const MediaSourceKey = Symbol();
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const ReadyStateKey = Symbol();
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const SourceBuffersKey = Symbol();
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const SourceBufferTasksKey = Symbol();
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const TimeRangesKey = Symbol();
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const EMPTY_ARRAY = [];
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const defineCstr = (win, cstrName, Cstr) => win[cstrName] = defineCstrName(cstrName, Cstr);
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const defineCstrName = (cstrName, Cstr) => Object.defineProperty(Cstr, "name", {
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value: cstrName
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});
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const initCanvas = (WorkerBase, win) => {
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const HTMLCanvasDescriptorMap = {
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getContext: {
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value(contextType, contextAttributes) {
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this[ContextKey] || (this[ContextKey] = (contextType.includes("webgl") ? createContextWebGL : createContext2D)(this, contextType, contextAttributes));
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return this[ContextKey];
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}
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}
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};
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const WorkerCanvasGradient = defineCstr(win, "CanvasGradient", class extends WorkerBase {
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addColorStop(...args) {
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callMethod(this, [ "addColorStop" ], args, 2);
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}
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});
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const WorkerCanvasPattern = defineCstr(win, "CanvasPattern", class extends WorkerBase {
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setTransform(...args) {
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callMethod(this, [ "setTransform" ], args, 2);
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}
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});
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const createContext2D = (canvasInstance, contextType, contextAttributes) => {
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const winId = canvasInstance[WinIdKey];
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const ctxInstanceId = randomId();
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const ctxInstance = {
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[WinIdKey]: winId,
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[InstanceIdKey]: ctxInstanceId,
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[ApplyPathKey]: []
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};
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const ctx = callMethod(canvasInstance, [ "getContext" ], [ contextType, contextAttributes ], 1, ctxInstanceId);
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const ctx2dGetterMethods = "getContextAttributes,getImageData,getLineDash,getTransform,isPointInPath,isPointInStroke,measureText".split(",");
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const CanvasRenderingContext2D = {
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get: (target, propName) => "string" == typeof propName && propName in ctx ? "function" == typeof ctx[propName] ? (...args) => {
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if (propName.startsWith("create")) {
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const instanceId = randomId();
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callMethod(ctxInstance, [ propName ], args, 2, instanceId);
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if ("createImageData" === propName || "createPattern" === propName) {
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(api => {
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console.warn(`${api} not implemented`);
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})(`${propName}()`);
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return {
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setTransform: () => {}
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};
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}
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return new WorkerCanvasGradient(winId, instanceId);
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}
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const methodCallType = ctx2dGetterMethods.includes(propName) ? 1 : 2;
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return callMethod(ctxInstance, [ propName ], args, methodCallType);
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} : ctx[propName] : target[propName],
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set(target, propName, value) {
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if ("string" == typeof propName && propName in ctx) {
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ctx[propName] !== value && "function" != typeof value && setter(ctxInstance, [ propName ], value);
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ctx[propName] = value;
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} else {
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target[propName] = value;
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}
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return true;
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}
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};
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return new Proxy(ctx, CanvasRenderingContext2D);
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};
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const createContextWebGL = (canvasInstance, contextType, contextAttributes) => {
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const winId = canvasInstance[WinIdKey];
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const ctxInstanceId = randomId();
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const ctxInstance = {
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[WinIdKey]: winId,
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[InstanceIdKey]: ctxInstanceId,
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[ApplyPathKey]: []
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};
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const ctx = callMethod(canvasInstance, [ "getContext" ], [ contextType, contextAttributes ], 1, ctxInstanceId);
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const WebGLRenderingContextHandler = {
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get: (target, propName) => "string" == typeof propName ? "function" != typeof ctx[propName] ? ctx[propName] : (...args) => callMethod(ctxInstance, [ propName ], args, getWebGlMethodCallType(propName)) : target[propName],
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set(target, propName, value) {
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if ("string" == typeof propName && propName in ctx) {
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ctx[propName] !== value && "function" != typeof value && setter(ctxInstance, [ propName ], value);
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ctx[propName] = value;
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} else {
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target[propName] = value;
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}
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return true;
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}
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};
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return new Proxy(ctx, WebGLRenderingContextHandler);
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};
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const ctxWebGLGetterMethods = "checkFramebufferStatus,makeXRCompatible".split(",");
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const getWebGlMethodCallType = methodName => methodName.startsWith("create") || methodName.startsWith("get") || methodName.startsWith("is") || ctxWebGLGetterMethods.includes(methodName) ? 1 : 2;
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defineCstr(win, "CanvasGradient", WorkerCanvasGradient);
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defineCstr(win, "CanvasPattern", WorkerCanvasPattern);
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definePrototypePropertyDescriptor(win.HTMLCanvasElement, HTMLCanvasDescriptorMap);
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};
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const initMedia = (WorkerBase, WorkerEventTargetProxy, env, win) => {
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var _a, _b;
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win.Audio = defineCstrName("HTMLAudioElement", class {
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constructor(src) {
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const audio = env.$createNode$("audio", randomId());
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audio.src = src;
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return audio;
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}
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});
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const WorkerAudioTrack = class extends WorkerBase {
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get enabled() {
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return getter(this, [ "enabled" ]);
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}
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set enabled(value) {
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setter(this, [ "enabled" ], value);
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}
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get id() {
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return getter(this, [ "id" ]);
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}
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get kind() {
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return getter(this, [ "kind" ]);
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}
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get label() {
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return getter(this, [ "label" ]);
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}
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get language() {
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return getter(this, [ "language" ]);
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}
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get sourceBuffer() {
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return new WorkerSourceBuffer(this);
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}
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};
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const WorkerAudioTrackList = class {
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constructor(mediaElm) {
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const winId = mediaElm[WinIdKey];
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const instanceId = mediaElm[InstanceIdKey];
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const instance = {
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addEventListener(...args) {
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callMethod(mediaElm, [ "audioTracks", "addEventListener" ], args, 3);
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},
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getTrackById: (...args) => callMethod(mediaElm, [ "audioTracks", "getTrackById" ], args),
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get length() {
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return getter(mediaElm, [ "audioTracks", "length" ]);
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},
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removeEventListener(...args) {
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callMethod(mediaElm, [ "audioTracks", "removeEventListener" ], args, 3);
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}
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};
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return new Proxy(instance, {
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get: (target, propName) => "number" == typeof propName ? new WorkerAudioTrack(winId, instanceId, [ "audioTracks", propName ]) : target[propName]
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});
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}
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};
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const WorkerSourceBufferList = defineCstr(win, "SourceBufferList", class extends Array {
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constructor(mediaSource) {
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super();
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this[MediaSourceKey] = mediaSource;
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}
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addEventListener(...args) {
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callMethod(this[MediaSourceKey], [ "sourceBuffers", "addEventListener" ], args, 3);
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}
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removeEventListener(...args) {
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callMethod(this[MediaSourceKey], [ "sourceBuffers", "removeEventListener" ], args, 3);
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}
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});
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const WorkerSourceBuffer = defineCstr(win, "SourceBuffer", (_b = class extends WorkerEventTargetProxy {
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constructor(mediaSource) {
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super(mediaSource[WinIdKey], mediaSource[InstanceIdKey], [ "sourceBuffers" ]);
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this[_a] = [];
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this[MediaSourceKey] = mediaSource;
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}
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abort() {
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const sbIndex = getSourceBufferIndex(this);
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callMethod(this, [ sbIndex, "appendWindowStart" ], EMPTY_ARRAY, 1);
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}
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addEventListener(...args) {
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const sbIndex = getSourceBufferIndex(this);
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callMethod(this, [ sbIndex, "addEventListener" ], args, 3);
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}
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appendBuffer(buf) {
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this[SourceBufferTasksKey].push([ "appendBuffer", [ buf ], buf ]);
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drainSourceBufferQueue(this);
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}
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get appendWindowStart() {
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const sbIndex = getSourceBufferIndex(this);
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return getter(this, [ sbIndex, "appendWindowStart" ]);
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}
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set appendWindowStart(value) {
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const sbIndex = getSourceBufferIndex(this);
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setter(this, [ sbIndex, "appendWindowStart" ], value);
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}
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get appendWindowEnd() {
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const sbIndex = getSourceBufferIndex(this);
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return getter(this, [ sbIndex, "appendWindowEnd" ]);
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}
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set appendWindowEnd(value) {
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const sbIndex = getSourceBufferIndex(this);
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setter(this, [ sbIndex, "appendWindowEnd" ], value);
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}
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get buffered() {
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const mediaSource = this[MediaSourceKey];
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const sbIndex = getSourceBufferIndex(this);
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const timeRanges = new WorkerTimeRanges(mediaSource[WinIdKey], mediaSource[InstanceIdKey], [ "sourceBuffers", sbIndex, "buffered" ]);
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return timeRanges;
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}
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changeType(mimeType) {
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const sbIndex = getSourceBufferIndex(this);
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callMethod(this, [ sbIndex, "changeType" ], [ mimeType ], 2);
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}
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get mode() {
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const sbIndex = getSourceBufferIndex(this);
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return getter(this, [ sbIndex, "mode" ]);
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}
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set mode(value) {
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const sbIndex = getSourceBufferIndex(this);
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setter(this, [ sbIndex, "mode" ], value);
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}
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remove(start, end) {
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this[SourceBufferTasksKey].push([ "remove", [ start, end ] ]);
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drainSourceBufferQueue(this);
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}
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removeEventListener(...args) {
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const sbIndex = getSourceBufferIndex(this);
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callMethod(this, [ sbIndex, "removeEventListener" ], args, 3);
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}
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get timestampOffset() {
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const sbIndex = getSourceBufferIndex(this);
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return getter(this, [ sbIndex, "timestampOffset" ]);
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}
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set timestampOffset(value) {
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const sbIndex = getSourceBufferIndex(this);
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setter(this, [ sbIndex, "timestampOffset" ], value);
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}
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get updating() {
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const sbIndex = getSourceBufferIndex(this);
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return getter(this, [ sbIndex, "updating" ]);
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}
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}, _a = SourceBufferTasksKey, _b));
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const WorkerTimeRanges = defineCstr(win, "TimeRanges", class extends WorkerBase {
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start(...args) {
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return callMethod(this, [ "start" ], args);
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}
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end(...args) {
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return callMethod(this, [ "end" ], args);
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}
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get length() {
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return getter(this, [ "length" ]);
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}
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});
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const getSourceBufferIndex = sourceBuffer => {
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if (sourceBuffer) {
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const mediaSource = sourceBuffer[MediaSourceKey];
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const sourceBufferList = mediaSource[SourceBuffersKey];
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return sourceBufferList.indexOf(sourceBuffer);
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}
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return -1;
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};
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const drainSourceBufferQueue = sourceBuffer => {
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if (sourceBuffer[SourceBufferTasksKey].length) {
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if (!sourceBuffer.updating) {
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const task = sourceBuffer[SourceBufferTasksKey].shift();
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if (task) {
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const sbIndex = getSourceBufferIndex(sourceBuffer);
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callMethod(sourceBuffer, [ sbIndex, task[0] ], task[1], 3, void 0, task[2]);
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}
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}
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setTimeout((() => drainSourceBufferQueue(sourceBuffer)), 50);
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}
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};
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const HTMLMediaDescriptorMap = {
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buffered: {
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get() {
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if (!this[TimeRangesKey]) {
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this[TimeRangesKey] = new WorkerTimeRanges(this[WinIdKey], this[InstanceIdKey], [ "buffered" ]);
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setTimeout((() => {
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this[TimeRangesKey] = void 0;
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}), 5e3);
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}
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return this[TimeRangesKey];
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}
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},
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readyState: {
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get() {
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if (4 === this[ReadyStateKey]) {
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return 4;
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}
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if ("number" != typeof this[ReadyStateKey]) {
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this[ReadyStateKey] = getter(this, [ "readyState" ]);
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setTimeout((() => {
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this[ReadyStateKey] = void 0;
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}), 1e3);
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}
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return this[ReadyStateKey];
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}
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}
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};
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defineCstr(win, "MediaSource", class extends WorkerEventTargetProxy {
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constructor() {
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super(env.$winId$);
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this[SourceBuffersKey] = new WorkerSourceBufferList(this);
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constructGlobal(this, "MediaSource", EMPTY_ARRAY);
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}
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get activeSourceBuffers() {
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return [];
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}
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addSourceBuffer(mimeType) {
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const sourceBuffer = new WorkerSourceBuffer(this);
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this[SourceBuffersKey].push(sourceBuffer);
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callMethod(this, [ "addSourceBuffer" ], [ mimeType ]);
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return sourceBuffer;
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}
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clearLiveSeekableRange() {
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callMethod(this, [ "clearLiveSeekableRange" ], EMPTY_ARRAY, 2);
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}
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get duration() {
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return getter(this, [ "duration" ]);
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}
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set duration(value) {
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setter(this, [ "duration" ], value);
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}
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endOfStream(endOfStreamError) {
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callMethod(this, [ "endOfStream" ], [ endOfStreamError ], 3);
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}
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get readyState() {
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return getter(this, [ "readyState" ]);
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}
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removeSourceBuffer(sourceBuffer) {
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const index = getSourceBufferIndex(sourceBuffer);
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if (index > -1) {
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this[SourceBuffersKey].splice(index, 1);
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callMethod(this, [ "removeSourceBuffer" ], [ index ], 1);
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}
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}
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setLiveSeekableRange(start, end) {
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callMethod(this, [ "setLiveSeekableRange" ], [ start, end ], 2);
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}
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get sourceBuffers() {
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return this[SourceBuffersKey];
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}
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static isTypeSupported(mimeType) {
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if (!isStaticTypeSupported.has(mimeType)) {
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const isSupported = callMethod(win, [ "MediaSource", "isTypeSupported" ], [ mimeType ]);
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isStaticTypeSupported.set(mimeType, isSupported);
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}
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return isStaticTypeSupported.get(mimeType);
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}
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});
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const winURL = win.URL = defineCstrName("URL", class extends URL {});
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const hasAudioTracks = "audioTracks" in win.HTMLMediaElement.prototype;
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if (hasAudioTracks) {
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defineCstr(win, "AudioTrackList", WorkerAudioTrackList);
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defineCstr(win, "AudioTrack", WorkerAudioTrack);
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HTMLMediaDescriptorMap.audioTracks = {
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get() {
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return new WorkerAudioTrackList(this);
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}
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};
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}
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definePrototypePropertyDescriptor(win.HTMLMediaElement, HTMLMediaDescriptorMap);
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winURL.createObjectURL = obj => callMethod(win, [ "URL", "createObjectURL" ], [ obj ]);
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winURL.revokeObjectURL = obj => callMethod(win, [ "URL", "revokeObjectURL" ], [ obj ]);
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};
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const isStaticTypeSupported = new Map;
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self.$bridgeFromMedia$ = (WorkerBase, WorkerEventTargetProxy, env, win, windowMediaConstructors) => {
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windowMediaConstructors.map((mediaCstrName => {
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delete win[mediaCstrName];
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}));
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initCanvas(WorkerBase, win);
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initMedia(WorkerBase, WorkerEventTargetProxy, env, win);
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};
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})(self);
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