add dashboard

dashboard/server/api/metrics/[project_id]/counts.ts

@@ -0,0 +1,77 @@
+import { getUserProjectFromId } from "~/server/LIVE_DEMO_DATA";
+import { ProjectCountModel } from "@schema/ProjectsCounts";
+import { SessionModel } from "@schema/metrics/SessionSchema";
+import { COUNTS_EXPIRE_TIME, COUNTS_SESSIONS_EXPIRE_TIME, Redis } from "~/server/services/CacheService";
+
+export type MetricsCounts = {
+    eventsCount: number,
+    visitsCount: number,
+    sessionsVisitsCount: number,
+    firstEventDate: number,
+    firstViewDate: number,
+    avgSessionDuration: number
+}
+
+export default defineEventHandler(async event => {
+
+    const project_id = getRequestProjectId(event);
+    if (!project_id) return;
+
+    const user = getRequestUser(event);
+    const project = await getUserProjectFromId(project_id, user);
+    if (!project) return;
+
+
+    return await Redis.useCache({
+        key: `counts:${project_id}`,
+        exp: COUNTS_EXPIRE_TIME
+    }, async () => {
+
+
+        const count: { events: number, visits: number }[] = await ProjectCountModel.aggregate([
+            { $match: { project_id: project._id } },
+            {
+                $group: {
+                    _id: "$project_id",
+                    events: { $sum: "$events" },
+                    visits: { $sum: "$visits" }
+                }
+            }
+        ]);
+
+
+        const sessionsVisitsCount: any[] = await Redis.useCache({
+            key: `counts:${project_id}:sessions_count`,
+            exp: COUNTS_SESSIONS_EXPIRE_TIME
+        }, async () => {
+            return await SessionModel.aggregate([
+                { $match: { project_id: project._id } },
+                { $group: { _id: "$session", time: { $sum: '$duration' }, count: { $sum: 1 } } },
+            ])
+        });
+
+        const totalSessions = sessionsVisitsCount.length;
+        const totalSessionsTime = sessionsVisitsCount.reduce((a, e) => a + e.time, 0);
+        const avgSessionDuration = totalSessionsTime / totalSessions;
+
+        const year = new Date().getFullYear();
+        const month = new Date().getMonth();
+
+        const firstEventDate = new Date(year, month, 0, 0, 0, 0, 0).getTime();
+        const firstViewDate = new Date(year, month, 0, 0, 0, 0, 0).getTime();
+
+        return {
+            eventsCount: count[0].events,
+            visitsCount: count[0].visits,
+            sessionsVisitsCount: totalSessions + (sessionsVisitsCount?.[0]?.count || 0),
+            avgSessionDuration,
+            firstEventDate,
+            firstViewDate,
+        } as MetricsCounts;
+
+    });
+
+
+
+
+});