add referrers bar chart

dashboard/server/api/metrics/[project_id]/timeline/referrers.post.ts

@@ -0,0 +1,30 @@
+import { getTimeline } from "./generic";
+import { VisitModel } from "@schema/metrics/VisitSchema";
+import { Redis, TIMELINE_EXPIRE_TIME } from "~/server/services/CacheService";
+import { getUserProjectFromId } from "~/server/LIVE_DEMO_DATA";
+
+
+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;
+
+    const { slice, duration, referrer } = await readBody(event);
+
+    // return await Redis.useCache({ key: `timeline:referrers:${project_id}:${slice}`, exp: TIMELINE_EXPIRE_TIME }, async () => {
+    const timelineReferrers = await getTimeline(VisitModel, project_id, slice, duration,
+        {},
+        {},
+        { referrer: "$_id.referrer" },
+        { referrer: "$referrer" },
+        { referrer }
+    );
+    return timelineReferrers;
+    // });
+
+
+
+});