add reminders notes and notification in sidebar

src/services/company-reminder.service.js

@@ -1,6 +1,6 @@
 import { db } from '../config/database.js';
 import { companies, companyReminders } from '../db/schema.js';
-import { eq, desc } from 'drizzle-orm';
+import { eq, desc, sql } from 'drizzle-orm';
 import { NotFoundError, BadRequestError } from '../utils/errors.js';
 
 const ensureCompanyExists = async (companyId) => {
@@ -100,3 +100,34 @@ export const deleteReminder = async (companyId, reminderId) => {
 
   return { success: true, message: 'Reminder bol odstránený' };
 };
+
+export const getReminderSummary = async () => {
+  const [row] = await db
+    .select({
+      total: sql`COUNT(*)::int`,
+      active: sql`COUNT(*) FILTER (WHERE ${companyReminders.isChecked} = false)::int`,
+      completed: sql`COUNT(*) FILTER (WHERE ${companyReminders.isChecked} = true)::int`,
+    })
+    .from(companyReminders);
+
+  return {
+    total: row?.total ?? 0,
+    active: row?.active ?? 0,
+    completed: row?.completed ?? 0,
+  };
+};
+
+export const getReminderCountsByCompany = async () => {
+  const rows = await db
+    .select({
+      companyId: companyReminders.companyId,
+      total: sql`COUNT(*)::int`,
+      active: sql`COUNT(*) FILTER (WHERE ${companyReminders.isChecked} = false)::int`,
+      completed: sql`COUNT(*) FILTER (WHERE ${companyReminders.isChecked} = true)::int`,
+    })
+    .from(companyReminders)
+    .groupBy(companyReminders.companyId)
+    .orderBy(desc(companyReminders.companyId));
+
+  return rows;
+};