new selfhosted version

dashboard/server/services/ai/plugins/SessionsPlugin.ts

@@ -0,0 +1,52 @@
+import { executeAdvancedTimelineAggregation } from "../../TimelineService";
+import { Types } from "mongoose";
+import { AiPlugin, getFirstAvailableSliceFromDates } from "../Plugin";
+import { VisitModel } from "~/shared/schema/metrics/VisitSchema";
+
+const getSessionsTimelinePlugin = new AiPlugin<'getSessionsTimeline', ['from', 'to', 'page', 'domain']>(
+    'getSessionsTimeline',
+    {
+        type: 'function',
+        function: {
+            name: 'getSessionsTimeline',
+            description: 'Gets an array of date and count for sessions (unique visitors) received on a date range.',
+            parameters: {
+                type: 'object',
+                properties: {
+                    from: { type: 'string', description: 'ISO string of start date' },
+                    to: { type: 'string', description: 'ISO string of end date' },
+                    page: { type: 'string', description: 'The page of the visit' },
+                    domain: { type: 'string', description: 'Used only to filter a specific domain/website' }
+                },
+                required: ['from', 'to']
+            }
+        }
+    },
+    async (data) => {
+        const timelineData = await executeAdvancedTimelineAggregation({
+            projectId: new Types.ObjectId(data.project_id),
+            model: VisitModel,
+            from: new Date(data.from).getTime(),
+            to: new Date(data.to).getTime(),
+            slice: getFirstAvailableSliceFromDates(data.from, data.to),
+            domain: data.domain,
+            customIdGroup: { count: '$session' },
+            customQueries: [
+                {
+                    index: 2,
+                    query: {
+                        $group: { _id: { date: '$_id.date' }, count: { $sum: 1 } }
+                    }
+                }
+            ]
+        });
+        return timelineData;
+    }
+);
+
+
+
+
+export const sessionsPlugins = [
+    getSessionsTimelinePlugin
+]