İzin listesi,yetkilendirme vb

2026-03-20 02:30:35 +03:00
parent b34623350e
commit 015caea52e
13 changed files with 1601 additions and 386 deletions
@@ -0,0 +1,69 @@
+-- Robust Leave Balance Trigger to handle ALL status transitions and edits
+-- This handles Reset to Pending, Date Changes, and Role Changes
+
+CREATE OR REPLACE FUNCTION public.update_leave_balance_on_status_change()
+RETURNS TRIGGER AS $$
+DECLARE
+    v_is_deductible_old BOOLEAN;
+    v_is_deductible_new BOOLEAN;
+    v_year_old INTEGER;
+    v_year_new INTEGER;
+BEGIN
+    -- 1. REVERT OLD STATE
+    IF OLD IS NOT NULL THEN
+        SELECT is_deductible INTO v_is_deductible_old FROM public.leave_types WHERE id = OLD.leave_type_id;
+        
+        IF v_is_deductible_old THEN
+            v_year_old := EXTRACT(YEAR FROM OLD.start_date);
+            
+            -- Revert based on OLD status
+            IF OLD.status = 'approved' THEN
+                UPDATE public.leave_balances 
+                SET used_days = used_days - OLD.total_days
+                WHERE employee_id = OLD.employee_id AND leave_type_id = OLD.leave_type_id AND year = v_year_old;
+            ELSIF OLD.status = 'pending' THEN
+                UPDATE public.leave_balances 
+                SET pending_days = pending_days - OLD.total_days
+                WHERE employee_id = OLD.employee_id AND leave_type_id = OLD.leave_type_id AND year = v_year_old;
+            END IF;
+        END IF;
+    END IF;
+
+    -- 2. APPLY NEW STATE
+    IF (TG_OP = 'INSERT' OR TG_OP = 'UPDATE') THEN
+        IF NEW.status != 'cancelled' AND NEW.status != 'rejected' THEN
+            SELECT is_deductible INTO v_is_deductible_new FROM public.leave_types WHERE id = NEW.leave_type_id;
+            
+            IF v_is_deductible_new THEN
+                v_year_new := EXTRACT(YEAR FROM NEW.start_date);
+                
+                -- Ensure balance record exists
+                INSERT INTO public.leave_balances (employee_id, leave_type_id, year)
+                VALUES (NEW.employee_id, NEW.leave_type_id, v_year_new)
+                ON CONFLICT (employee_id, leave_type_id, year) DO NOTHING;
+                
+                -- Apply based on NEW status
+                IF NEW.status = 'approved' THEN
+                    UPDATE public.leave_balances 
+                    SET used_days = used_days + NEW.total_days
+                    WHERE employee_id = NEW.employee_id AND leave_type_id = NEW.leave_type_id AND year = v_year_new;
+                ELSIF NEW.status = 'pending' THEN
+                    UPDATE public.leave_balances 
+                    SET pending_days = pending_days + NEW.total_days
+                    WHERE employee_id = NEW.employee_id AND leave_type_id = NEW.leave_type_id AND year = v_year_new;
+                END IF;
+            END IF;
+        END IF;
+    END IF;
+    
+    IF (TG_OP = 'DELETE') THEN
+        RETURN OLD;
+    END IF;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql SECURITY DEFINER;
+
+DROP TRIGGER IF EXISTS tr_update_leave_balance ON public.leave_requests;
+CREATE TRIGGER tr_update_leave_balance
+AFTER INSERT OR UPDATE OR DELETE ON public.leave_requests
+FOR EACH ROW EXECUTE PROCEDURE public.update_leave_balance_on_status_change();