initial for v1

apps/api/src/controllers/track.controller.ts

@@ -0,0 +1,262 @@
+import type { GeoLocation } from '@/utils/parseIp';
+import { getClientIp, parseIp } from '@/utils/parseIp';
+import { parseUserAgent } from '@/utils/parseUserAgent';
+import type { FastifyReply, FastifyRequest } from 'fastify';
+import { assocPath, pathOr } from 'ramda';
+
+import { generateDeviceId } from '@openpanel/common';
+import {
+  ch,
+  getProfileById,
+  getSalts,
+  TABLE_NAMES,
+  upsertProfile,
+} from '@openpanel/db';
+import { eventsQueue } from '@openpanel/queue';
+import { getRedisCache } from '@openpanel/redis';
+import type {
+  AliasPayload,
+  DecrementPayload,
+  IdentifyPayload,
+  IncrementPayload,
+  TrackHandlerPayload,
+} from '@openpanel/sdk';
+
+export async function handler(
+  request: FastifyRequest<{
+    Body: TrackHandlerPayload;
+  }>,
+  reply: FastifyReply
+) {
+  const ip = getClientIp(request)!;
+  const ua = request.headers['user-agent']!;
+  const projectId = request.client?.projectId;
+
+  if (!projectId) {
+    reply.status(400).send('missing origin');
+    return;
+  }
+
+  switch (request.body.type) {
+    case 'track': {
+      const [salts, geo] = await Promise.all([getSalts(), parseIp(ip)]);
+      const currentDeviceId = generateDeviceId({
+        salt: salts.current,
+        origin: projectId,
+        ip,
+        ua,
+      });
+      const previousDeviceId = generateDeviceId({
+        salt: salts.previous,
+        origin: projectId,
+        ip,
+        ua,
+      });
+      await track({
+        payload: request.body.payload,
+        currentDeviceId,
+        previousDeviceId,
+        projectId,
+        geo,
+        ua,
+      });
+      break;
+    }
+    case 'identify': {
+      const geo = await parseIp(ip);
+      await identify({
+        payload: request.body.payload,
+        projectId,
+        geo,
+        ua,
+      });
+      break;
+    }
+    case 'alias': {
+      await alias({
+        payload: request.body.payload,
+        projectId,
+      });
+      break;
+    }
+    case 'increment': {
+      await increment({
+        payload: request.body.payload,
+        projectId,
+      });
+      break;
+    }
+    case 'decrement': {
+      await decrement({
+        payload: request.body.payload,
+        projectId,
+      });
+      break;
+    }
+  }
+}
+
+type TrackPayload = {
+  name: string;
+  properties?: Record<string, any>;
+};
+
+async function track({
+  payload,
+  currentDeviceId,
+  previousDeviceId,
+  projectId,
+  geo,
+  ua,
+}: {
+  payload: TrackPayload;
+  currentDeviceId: string;
+  previousDeviceId: string;
+  projectId: string;
+  geo: GeoLocation;
+  ua: string;
+}) {
+  // this will ensure that we don't have multiple events creating sessions
+  const locked = await getRedisCache().set(
+    `request:priority:${currentDeviceId}-${previousDeviceId}`,
+    'locked',
+    'EX',
+    10,
+    'NX'
+  );
+
+  eventsQueue.add('event', {
+    type: 'incomingEvent',
+    payload: {
+      projectId,
+      headers: {
+        ua,
+      },
+      event: {
+        ...payload,
+        // Dont rely on the client for the timestamp
+        timestamp: new Date().toISOString(),
+      },
+      geo,
+      currentDeviceId,
+      previousDeviceId,
+      priority: locked === 'OK',
+    },
+  });
+}
+
+async function identify({
+  payload,
+  projectId,
+  geo,
+  ua,
+}: {
+  payload: IdentifyPayload;
+  projectId: string;
+  geo: GeoLocation;
+  ua: string;
+}) {
+  const uaInfo = parseUserAgent(ua);
+  await upsertProfile({
+    id: payload.profileId,
+    isExternal: true,
+    projectId,
+    properties: {
+      ...(payload.properties ?? {}),
+      ...(geo ?? {}),
+      ...uaInfo,
+    },
+    ...payload,
+  });
+}
+
+async function alias({
+  payload,
+  projectId,
+}: {
+  payload: AliasPayload;
+  projectId: string;
+}) {
+  await ch.insert({
+    table: TABLE_NAMES.alias,
+    values: [
+      {
+        projectId,
+        profile_id: payload.profileId,
+        alias: payload.alias,
+      },
+    ],
+  });
+}
+
+async function increment({
+  payload,
+  projectId,
+}: {
+  payload: IncrementPayload;
+  projectId: string;
+}) {
+  const { profileId, property, value } = payload;
+  const profile = await getProfileById(profileId, projectId);
+  if (!profile) {
+    throw new Error('Not found');
+  }
+
+  const parsed = parseInt(
+    pathOr<string>('0', property.split('.'), profile.properties),
+    10
+  );
+
+  if (isNaN(parsed)) {
+    throw new Error('Not number');
+  }
+
+  profile.properties = assocPath(
+    property.split('.'),
+    parsed + (value || 1),
+    profile.properties
+  );
+
+  await upsertProfile({
+    id: profile.id,
+    projectId,
+    properties: profile.properties,
+    isExternal: true,
+  });
+}
+
+async function decrement({
+  payload,
+  projectId,
+}: {
+  payload: DecrementPayload;
+  projectId: string;
+}) {
+  const { profileId, property, value } = payload;
+  const profile = await getProfileById(profileId, projectId);
+  if (!profile) {
+    throw new Error('Not found');
+  }
+
+  const parsed = parseInt(
+    pathOr<string>('0', property.split('.'), profile.properties),
+    10
+  );
+
+  if (isNaN(parsed)) {
+    throw new Error('Not number');
+  }
+
+  profile.properties = assocPath(
+    property.split('.'),
+    parsed - (value || 1),
+    profile.properties
+  );
+
+  await upsertProfile({
+    id: profile.id,
+    projectId,
+    properties: profile.properties,
+    isExternal: true,
+  });
+}