151 lines
3.9 KiB
TypeScript
151 lines
3.9 KiB
TypeScript
/* eslint-disable no-unused-vars, @typescript-eslint/no-unused-vars */
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import clickhouse from 'lib/clickhouse';
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import { EVENT_TYPE, FILTER_COLUMNS, SESSION_COLUMNS } from 'lib/constants';
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import { CLICKHOUSE, PRISMA, runQuery } from 'lib/db';
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import prisma from 'lib/prisma';
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import { QueryFilters } from 'lib/types';
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export async function getPageviewMetrics(
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...args: [
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websiteId: string,
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type: string,
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filters: QueryFilters,
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limit?: number,
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offset?: number,
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unit?: string,
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]
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) {
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return runQuery({
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[PRISMA]: () => relationalQuery(...args),
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[CLICKHOUSE]: () => clickhouseQuery(...args),
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});
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}
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async function relationalQuery(
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websiteId: string,
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type: string,
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filters: QueryFilters,
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limit: number = 500,
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offset: number = 0,
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unit: string,
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) {
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const column = FILTER_COLUMNS[type] || type;
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const { rawQuery, parseFilters } = prisma;
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const { filterQuery, joinSession, params } = await parseFilters(
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websiteId,
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{
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...filters,
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eventType: column === 'event_name' ? EVENT_TYPE.customEvent : EVENT_TYPE.pageView,
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},
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{ joinSession: SESSION_COLUMNS.includes(type) },
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);
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let entryExitQuery = '';
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let excludeDomain = '';
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if (column === 'referrer_domain') {
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excludeDomain = `and website_event.referrer_domain != {{websiteDomain}}
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and website_event.referrer_domain is not null`;
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}
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if (type === 'entry' || type === 'exit') {
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const aggregrate = type === 'entry' ? 'min' : 'max';
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entryExitQuery = `
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join (
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select visit_id,
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${aggregrate}(created_at) target_created_at
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from website_event
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where website_event.website_id = {{websiteId::uuid}}
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and website_event.created_at between {{startDate}} and {{endDate}}
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and event_type = {{eventType}}
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group by visit_id
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) x
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on x.visit_id = website_event.visit_id
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and x.target_created_at = website_event.created_at
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`;
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}
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return rawQuery(
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`
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select ${column} x, count(*) y
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from website_event
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${joinSession}
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${entryExitQuery}
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where website_event.website_id = {{websiteId::uuid}}
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and website_event.created_at between {{startDate}} and {{endDate}}
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and event_type = {{eventType}}
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${excludeDomain}
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${filterQuery}
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group by 1
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order by 2 desc
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limit ${limit}
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offset ${offset}
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`,
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params,
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);
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}
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async function clickhouseQuery(
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websiteId: string,
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type: string,
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filters: QueryFilters,
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limit: number = 500,
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offset: number = 0,
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unit: string,
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): Promise<{ x: string; y: number }[]> {
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const column = FILTER_COLUMNS[type] || type;
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const { rawQuery, parseFilters } = clickhouse;
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const { filterQuery, params } = await parseFilters(websiteId, {
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...filters,
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eventType: column === 'event_name' ? EVENT_TYPE.customEvent : EVENT_TYPE.pageView,
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});
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let excludeDomain = '';
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let groupByQuery = '';
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if (column === 'referrer_domain') {
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excludeDomain = `and t != {websiteDomain:String} and t != ''`;
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}
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let columnQuery = `arrayJoin(${column})`;
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if (type === 'entry') {
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columnQuery = `visit_id x, argMinMerge(${column})`;
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}
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if (type === 'exit') {
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columnQuery = `visit_id x, argMaxMerge(${column})`;
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}
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if (type === 'entry' || type === 'exit') {
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groupByQuery = 'group by x';
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}
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const table = unit === 'hour' ? 'website_event_stats_hourly' : 'website_event_stats_daily';
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return rawQuery(
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`
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select g.t as x,
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count(*) as y
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from (
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select ${columnQuery} as t
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from ${table} website_event
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where website_id = {websiteId:UUID}
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and created_at between {startDate:DateTime64} and {endDate:DateTime64}
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and event_type = {eventType:UInt32}
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${excludeDomain}
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${filterQuery}
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${groupByQuery}) as g
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group by x
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order by y desc
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limit ${limit}
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offset ${offset}
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`,
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params,
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).then((result: any) => {
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return Object.values(result).map((a: any) => {
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return { x: a.x, y: Number(a.y) };
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});
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});
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}
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