chore: add initial query

packages/lib/server-only/admin/get-signing-volume.ts

@@ -0,0 +1,49 @@
+import { prisma } from '@documenso/prisma';
+
+export const getSigningVolume = async () => {
+  const results = await prisma.$queryRaw` 
+  WITH paying_customers AS (
+    SELECT DISTINCT
+      COALESCE(s."userId", t."ownerUserId") AS customer_id,
+      CASE
+        WHEN s."userId" IS NOT NULL THEN 'User'
+        ELSE 'Team'
+      END AS customer_type,
+      COALESCE(s."createdAt", t."createdAt") AS customer_created_at
+    FROM "Subscription" s
+    FULL OUTER JOIN "Team" t ON s."teamId" = t.id
+    WHERE s.status = 'ACTIVE'
+  ),
+  document_counts AS (
+    SELECT
+      COALESCE(d."userId", t."ownerUserId") AS customer_id,
+      COUNT(DISTINCT d.id) AS total_documents,
+      COUNT(DISTINCT CASE WHEN d.status = 'COMPLETED' THEN d.id END) AS completed_documents
+    FROM "Document" d
+    LEFT JOIN "Team" t ON d."teamId" = t.id
+    GROUP BY COALESCE(d."userId", t."ownerUserId")
+  )
+  SELECT
+    pc.customer_id,
+    pc.customer_type,
+    pc.customer_created_at,
+    COALESCE(dc.total_documents, 0) AS total_documents,
+    COALESCE(dc.completed_documents, 0) AS completed_documents,
+    CASE
+      WHEN pc.customer_type = 'User' THEN u.email
+      ELSE te.email
+    END AS customer_email,
+    CASE
+      WHEN pc.customer_type = 'User' THEN u.name
+      ELSE t.name
+    END AS customer_name
+  FROM paying_customers pc
+  LEFT JOIN document_counts dc ON pc.customer_id = dc.customer_id
+  LEFT JOIN "User" u ON pc.customer_id = u.id AND pc.customer_type = 'User'
+  LEFT JOIN "Team" t ON pc.customer_id = t."ownerUserId" AND pc.customer_type = 'Team'
+  LEFT JOIN "TeamEmail" te ON t.id = te."teamId"
+  ORDER BY dc.completed_documents DESC NULLS LAST, pc.customer_created_at DESC
+  `;
+
+  return results;
+};