Ensures allowing assigned IT Staff to check in outside geofence when and IT Service Request venue is outside premise

supabase/migrations/20260317110000_fix_attendance_checkout_overload.sql

@@ -0,0 +1,39 @@
+-- Ensure there is only one overload of attendance_check_out.
+--
+-- Having both the 3-parameter and 4-parameter overloads causes PostgREST to
+-- return "could not choose best candidate function" when calling the RPC with
+-- only the required parameters.
+
+DROP FUNCTION IF EXISTS public.attendance_check_out(uuid, double precision, double precision);
+
+-- Ensure the 4-parameter version (with optional justification) exists.
+CREATE OR REPLACE FUNCTION public.attendance_check_out(
+  p_attendance_id uuid,
+  p_lat double precision,
+  p_lng double precision,
+  p_justification text DEFAULT NULL
+) RETURNS void
+LANGUAGE plpgsql SECURITY DEFINER
+AS $$
+DECLARE
+  v_log attendance_logs%ROWTYPE;
+BEGIN
+  SELECT * INTO v_log FROM attendance_logs WHERE id = p_attendance_id;
+  IF NOT FOUND THEN
+    RAISE EXCEPTION 'Attendance log not found';
+  END IF;
+  IF v_log.user_id != auth.uid() THEN
+    RAISE EXCEPTION 'Not your attendance log';
+  END IF;
+  IF v_log.check_out_at IS NOT NULL THEN
+    RAISE EXCEPTION 'Already checked out';
+  END IF;
+
+  UPDATE attendance_logs
+  SET check_out_at = now(),
+      check_out_lat = p_lat,
+      check_out_lng = p_lng,
+      check_out_justification = p_justification
+  WHERE id = p_attendance_id;
+END;
+$$;