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import clickhouse from '@/lib/clickhouse';
import { EVENT_COLUMNS } from '@/lib/constants';
import { CLICKHOUSE, PRISMA, runQuery } from '@/lib/db';
import prisma from '@/lib/prisma';
import type { QueryFilters } from '@/lib/types';
const FUNCTION_NAME = 'getWebsiteStats';
export interface WebsiteStatsData {
pageviews: number;
visitors: number;
visits: number;
bounces: number;
totaltime: number;
}
export async function getWebsiteStats(
...args: [websiteId: string, filters: QueryFilters]
): Promise<WebsiteStatsData[]> {
return runQuery({
[PRISMA]: () => relationalQuery(...args),
[CLICKHOUSE]: () => clickhouseQuery(...args),
});
}
async function relationalQuery(
websiteId: string,
filters: QueryFilters,
): Promise<WebsiteStatsData[]> {
const { getTimestampDiffSQL, parseFilters, rawQuery } = prisma;
const { filterQuery, joinSessionQuery, cohortQuery, queryParams } = parseFilters({
...filters,
websiteId,
});
return rawQuery(
`
select
cast(coalesce(sum(t.c), 0) as bigint) as "pageviews",
count(distinct t.session_id) as "visitors",
count(distinct t.visit_id) as "visits",
coalesce(sum(case when t.c = 1 then 1 else 0 end), 0) as "bounces",
cast(coalesce(sum(${getTimestampDiffSQL('t.min_time', 't.max_time')}), 0) as bigint) as "totaltime"
from (
select
website_event.session_id,
website_event.visit_id,
count(*) as "c",
min(website_event.created_at) as "min_time",
max(website_event.created_at) as "max_time"
from website_event
${cohortQuery}
${joinSessionQuery}
where website_event.website_id = {{websiteId::uuid}}
and website_event.created_at between {{startDate}} and {{endDate}}
and website_event.event_type != 2
${filterQuery}
group by 1, 2
) as t
`,
queryParams,
FUNCTION_NAME,
).then(result => result?.[0]);
}
async function clickhouseQuery(
websiteId: string,
filters: QueryFilters,
): Promise<WebsiteStatsData[]> {
const { rawQuery, parseFilters } = clickhouse;
const { filterQuery, cohortQuery, queryParams } = parseFilters({
...filters,
websiteId,
});
let sql = '';
if (EVENT_COLUMNS.some(item => Object.keys(filters).includes(item))) {
sql = `
select
sum(t.c) as "pageviews",
uniq(t.session_id) as "visitors",
uniq(t.visit_id) as "visits",
sum(if(t.c = 1, 1, 0)) as "bounces",
sum(max_time-min_time) as "totaltime"
from (
select
session_id,
visit_id,
count(*) c,
min(created_at) min_time,
max(created_at) max_time
from website_event
${cohortQuery}
where website_id = {websiteId:UUID}
and created_at between {startDate:DateTime64} and {endDate:DateTime64}
and event_type != 2
${filterQuery}
group by session_id, visit_id
) as t;
`;
} else {
sql = `
select
sum(t.c) as "pageviews",
uniq(session_id) as "visitors",
uniq(visit_id) as "visits",
sumIf(1, t.c = 1) as "bounces",
sum(max_time-min_time) as "totaltime"
from (select
session_id,
visit_id,
sum(views) c,
min(min_time) min_time,
max(max_time) max_time
from website_event_stats_hourly "website_event"
${cohortQuery}
where website_id = {websiteId:UUID}
and created_at between {startDate:DateTime64} and {endDate:DateTime64}
and event_type != 2
${filterQuery}
group by session_id, visit_id
) as t;
`;
}
return rawQuery(sql, queryParams, FUNCTION_NAME).then(result => result?.[0]);
}
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