78 lines
2.1 KiB
TypeScript
78 lines
2.1 KiB
TypeScript
import type { Job } from 'bullmq';
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import { getTime } from '@openpanel/common';
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import { createEvent, eventBuffer, getEvents } from '@openpanel/db';
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import type { EventsQueuePayloadCreateSessionEnd } from '@openpanel/queue/src/queues';
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export async function createSessionEnd(
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job: Job<EventsQueuePayloadCreateSessionEnd>
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) {
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const payload = job.data.payload;
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const eventsInBuffer = await eventBuffer.findMany(
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(item) => item.event.session_id === payload.sessionId
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);
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const sql = `
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SELECT * FROM events
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WHERE
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session_id = '${payload.sessionId}'
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AND created_at >= (
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SELECT created_at
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FROM events
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WHERE
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session_id = '${payload.sessionId}'
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AND name = 'session_start'
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ORDER BY created_at DESC
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LIMIT 1
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)
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ORDER BY created_at DESC
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`;
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job.log(sql);
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const eventsInDb = await getEvents(sql);
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// sort last inserted first
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const events = [...eventsInBuffer, ...eventsInDb].sort(
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(a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime()
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);
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events.map((event, index) => {
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job.log(
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[
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`Index: ${index}`,
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`Event: ${event.name}`,
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`Created: ${event.createdAt.toISOString()}`,
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`DeviceId: ${event.deviceId}`,
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`Profile: ${event.profileId}`,
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`Path: ${event.path}`,
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].join('\n')
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);
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});
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const sessionDuration = events.reduce((acc, event) => {
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return acc + event.duration;
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}, 0);
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const sessionStart = events.find((event) => event.name === 'session_start');
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const lastEvent = events[0];
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const screenViews = events.filter((event) => event.name === 'screen_view');
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if (!sessionStart) {
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throw new Error('Failed to find a session_start');
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}
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if (!lastEvent) {
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throw new Error('No last event found');
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}
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return createEvent({
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...sessionStart,
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properties: {
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...sessionStart.properties,
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__bounce: screenViews.length <= 1,
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},
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name: 'session_end',
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duration: sessionDuration,
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path: screenViews[0]?.path ?? '',
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createdAt: new Date(getTime(lastEvent?.createdAt) + 100),
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});
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}
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