/
traceModel.ts
167 lines (154 loc) · 5.47 KB
/
traceModel.ts
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/**
* Copyright (c) Microsoft Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as trace from '../../trace/traceTypes';
export * as trace from '../../trace/traceTypes';
export type TraceModel = {
contexts: ContextEntry[];
}
export type ContextEntry = {
name: string;
filePath: string;
startTime: number;
endTime: number;
created: trace.ContextCreatedTraceEvent;
destroyed: trace.ContextDestroyedTraceEvent;
pages: PageEntry[];
resourcesByUrl: Map<string, trace.NetworkResourceTraceEvent[]>;
}
export type VideoEntry = {
video: trace.PageVideoTraceEvent;
videoId: string;
};
export type InterestingPageEvent = trace.DialogOpenedEvent | trace.DialogClosedEvent | trace.NavigationEvent | trace.LoadEvent;
export type PageEntry = {
created: trace.PageCreatedTraceEvent;
destroyed: trace.PageDestroyedTraceEvent;
video?: VideoEntry;
actions: ActionEntry[];
interestingEvents: InterestingPageEvent[];
resources: trace.NetworkResourceTraceEvent[];
}
export type ActionEntry = {
actionId: string;
action: trace.ActionTraceEvent;
resources: trace.NetworkResourceTraceEvent[];
};
export type VideoMetaInfo = {
frames: number;
width: number;
height: number;
fps: number;
startTime: number;
endTime: number;
};
export function readTraceFile(events: trace.TraceEvent[], traceModel: TraceModel, filePath: string) {
const contextEntries = new Map<string, ContextEntry>();
const pageEntries = new Map<string, PageEntry>();
for (const event of events) {
switch (event.type) {
case 'context-created': {
contextEntries.set(event.contextId, {
filePath,
name: filePath.substring(filePath.lastIndexOf('/') + 1),
startTime: Number.MAX_VALUE,
endTime: Number.MIN_VALUE,
created: event,
destroyed: undefined as any,
pages: [],
resourcesByUrl: new Map(),
});
break;
}
case 'context-destroyed': {
contextEntries.get(event.contextId)!.destroyed = event;
break;
}
case 'page-created': {
const pageEntry: PageEntry = {
created: event,
destroyed: undefined as any,
actions: [],
resources: [],
interestingEvents: [],
};
pageEntries.set(event.pageId, pageEntry);
contextEntries.get(event.contextId)!.pages.push(pageEntry);
break;
}
case 'page-destroyed': {
pageEntries.get(event.pageId)!.destroyed = event;
break;
}
case 'page-video': {
const pageEntry = pageEntries.get(event.pageId)!;
pageEntry.video = { video: event, videoId: event.contextId + '/' + event.pageId };
break;
}
case 'action': {
const pageEntry = pageEntries.get(event.pageId!)!;
const action: ActionEntry = {
actionId: event.contextId + '/' + event.pageId + '/' + pageEntry.actions.length,
action: event,
resources: pageEntry.resources,
};
pageEntry.resources = [];
pageEntry.actions.push(action);
break;
}
case 'resource': {
const contextEntry = contextEntries.get(event.contextId)!;
const pageEntry = pageEntries.get(event.pageId!)!;
const action = pageEntry.actions[pageEntry.actions.length - 1];
if (action)
action.resources.push(event);
else
pageEntry.resources.push(event);
let responseEvents = contextEntry.resourcesByUrl.get(event.url);
if (!responseEvents) {
responseEvents = [];
contextEntry.resourcesByUrl.set(event.url, responseEvents);
}
responseEvents.push(event);
break;
}
case 'dialog-opened':
case 'dialog-closed':
case 'navigation':
case 'load': {
const pageEntry = pageEntries.get(event.pageId)!;
pageEntry.interestingEvents.push(event);
break;
}
}
const contextEntry = contextEntries.get(event.contextId)!;
contextEntry.startTime = Math.min(contextEntry.startTime, event.timestamp);
contextEntry.endTime = Math.max(contextEntry.endTime, event.timestamp);
}
traceModel.contexts.push(...contextEntries.values());
}
export function actionById(traceModel: TraceModel, actionId: string): { context: ContextEntry, page: PageEntry, action: ActionEntry } {
const [contextId, pageId, actionIndex] = actionId.split('/');
const context = traceModel.contexts.find(entry => entry.created.contextId === contextId)!;
const page = context.pages.find(entry => entry.created.pageId === pageId)!;
const action = page.actions[+actionIndex];
return { context, page, action };
}
export function videoById(traceModel: TraceModel, videoId: string): { context: ContextEntry, page: PageEntry } {
const [contextId, pageId] = videoId.split('/');
const context = traceModel.contexts.find(entry => entry.created.contextId === contextId)!;
const page = context.pages.find(entry => entry.created.pageId === pageId)!;
return { context, page };
}