gristlabs_grist-core/app/client/ui/TimingPage.ts

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import BaseView = require('app/client/components/BaseView');
import {GristDoc} from 'app/client/components/GristDoc';
import {ViewSectionHelper} from 'app/client/components/ViewLayout';
import {makeT} from 'app/client/lib/localization';
import {IEdit, IExternalTable, VirtualTable} from 'app/client/models/VirtualTable';
import {urlState} from 'app/client/models/gristUrlState';
import {docListHeader} from 'app/client/ui/DocMenuCss';
import {isNarrowScreenObs, mediaSmall} from 'app/client/ui2018/cssVars';
import {loadingSpinner} from 'app/client/ui2018/loaders';
import {FormulaTimingInfo} from 'app/common/ActiveDocAPI';
import {DisposableWithEvents} from 'app/common/DisposableWithEvents';
import {
DocAction,
getColValues,
TableDataAction} from 'app/common/DocActions';
import {VirtualId} from 'app/common/SortSpec';
import {not} from 'app/common/gutil';
import {Disposable, dom, makeTestId, Observable, styled} from 'grainjs';
import omit = require('lodash/omit');
import range = require('lodash/range');
const t = makeT('TimingPage');
const testId = makeTestId('test-timing-page-');
/**
* A list of columns for a virtual table about formula timings.
*/
const COLUMNS = [
{
id: VirtualId(),
colId: 'tableId',
type: 'Text',
label: t('Table ID'),
},
{
id: VirtualId(),
colId: 'colId',
type: 'Text',
label: t('Column ID'),
},
{
id: VirtualId(),
colId: 'sum',
type: 'Numeric',
label: t('Total Time (s)')
},
{
id: VirtualId(),
colId: 'calls',
type: 'Numeric',
label: t('Number of Calls')
},
{
id: VirtualId(),
colId: 'average',
type: 'Numeric',
label: t('Average Time (s)')
},
// max time
{
id: VirtualId(),
colId: 'max',
type: 'Numeric',
label: t('Max Time (s)')
},
] as const;
interface TimingRecord {
tableId: string;
colId: string;
sum: number;
calls: number;
average: number;
max: number;
}
const VIRTUAL_SECTION_ID = VirtualId();
const VIRTUAL_TABLE_ID = VirtualId();
/**
* Layout of fields in a view, with a specific ordering.
*/
const FIELDS: Array<(typeof COLUMNS)[number]['colId']> = [
'tableId', 'colId', 'sum', 'calls', 'average', 'max'
];
class TimingExternalTable extends Disposable implements IExternalTable {
public name = 'GristHidden_TimingTable';
public initialActions = _prepareInitialActions(this.name);
public saveableFields = [];
public constructor(private _initialData: FormulaTimingInfo[]) {
super();
}
public async fetchAll(): Promise<TableDataAction> {
const timingInfo = this._initialData;
console.debug('Timing info:', timingInfo);
const data = timingInfo || [];
const indicies = range(data.length).map(i => i + 1);
return ['TableData', this.name, indicies,
getColValues(indicies.map(rowId => _mapModelValues(rowId, data[rowId - 1])))];
}
// Not used.
public async beforeEdit(editor: IEdit) {}
public async afterEdit(editor: IEdit) {}
public async afterAnySchemaChange(editor: IEdit) {}
public async sync(editor: IEdit): Promise<void> {}
}
export class TimingPage extends DisposableWithEvents {
private _data: Observable<FormulaTimingInfo[]|null> = Observable.create(this, null);
constructor(private _gristDoc: GristDoc) {
super();
if (this._gristDoc.isTimingOn.get() === false) {
// Just redirect back to the settings page.
this._openSettings();
} else {
this._start().catch(ex => {
this._openSettings();
reportError(ex);
});
}
}
public buildDom() {
return cssContainer(
dom.maybe(this._data, () =>
dom('div', {style: 'display: flex; justify-content: space-between; align-items: baseline'},
cssHeader(t('Formula timer')),
)
),
dom.maybeOwned(this._data, (owner) => {
const viewSectionModel = this._gristDoc.docModel.viewSections.getRowModel(VIRTUAL_SECTION_ID as any);
ViewSectionHelper.create(owner, this._gristDoc, viewSectionModel);
return dom.maybe(use => use(viewSectionModel.viewInstance), (view: BaseView) =>
dom('div.active_section.view_data_pane_container.flexvbox', view.viewPane,
dom.maybe(use => !use(isNarrowScreenObs()), () => view.selectionSummary?.buildDom()),
)
);
}),
dom.maybe(not(this._data), () => cssLoaderScreen(
loadingSpinner(),
dom('div', t('Loading timing data. Don\'t close this tab.')),
testId('spinner'),
))
);
}
private _openSettings() {
urlState().pushUrl({docPage: 'settings'}).catch(reportError);
}
private async _start() {
const docApi = this._gristDoc.docPageModel.appModel.api.getDocAPI(this._gristDoc.docId());
// Get the data from the server (and wait for the engine to calculate everything if it hasn't already).
const data = await docApi.stopTiming();
if (this.isDisposed()) { return; }
// And wire up the UI.
const ext = this.autoDispose(new TimingExternalTable(data));
new VirtualTable(this, this._gristDoc, ext);
this._data.set(data);
}
}
// See the WebhookPage for more details on how this works.
function _prepareInitialActions(tableId: string): DocAction[] {
return [[
// Add the virtual table.
'AddTable', tableId,
COLUMNS.map(col => ({
isFormula: true,
type: 'Any',
formula: '',
id: col.colId
}))
], [
// Add an entry for the virtual table.
'AddRecord', '_grist_Tables', VIRTUAL_TABLE_ID as any, {tableId, primaryViewId: 0},
], [
// Add entries for the columns of the virtual table.
'BulkAddRecord', '_grist_Tables_column',
COLUMNS.map(col => col.id) as any, getColValues(COLUMNS.map(rec =>
Object.assign({
isFormula: false,
formula: '',
widgetOptions: '',
parentId: VIRTUAL_TABLE_ID as any,
}, omit(rec, ['id']) as any))),
], [
// Add a view section.
'AddRecord', '_grist_Views_section', VIRTUAL_SECTION_ID as any,
{
tableRef: VIRTUAL_TABLE_ID, parentKey: 'record',
title: 'Timing', layout: 'vertical', showHeader: true,
borderWidth: 1, defaultWidth: 100,
}
], [
// List the fields shown in the view section.
'BulkAddRecord', '_grist_Views_section_field', FIELDS.map(VirtualId.bind(null, undefined)) as any, {
colRef: FIELDS.map(colId => COLUMNS.find(r => r.colId === colId)!.id),
parentId: FIELDS.map(() => VIRTUAL_SECTION_ID),
parentPos: FIELDS.map((_, i) => i),
}
]];
}
// See the WebhookPage for more details on how this works.
function _mapModelValues(rowId: number, model: FormulaTimingInfo): Partial<TimingRecord & {id: number}> {
return {
id: rowId,
tableId: model.tableId,
colId: model.colId,
sum: model.sum,
calls: model.count,
average: model.average,
max: model.max,
};
}
const cssHeader = styled(docListHeader, `
margin-bottom: 18px;
`);
const cssContainer = styled('div', `
overflow-y: auto;
position: relative;
height: 100%;
padding: 32px 64px 24px 64px;
display: flex;
flex-direction: column;
@media ${mediaSmall} {
& {
padding: 32px 24px 24px 24px;
}
}
`);
const cssLoaderScreen = styled('div', `
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 8px;
flex: 1;
`);