Personel Sayfası ve Uygulama renk değişiklikleri

supabase/migrations/20240317000002_leave_balances.sql

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+-- Create leave_balances table
+CREATE TABLE public.leave_balances (
+    id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
+    employee_id UUID REFERENCES public.employees(id) ON DELETE CASCADE UNIQUE NOT NULL,
+    total_days DECIMAL(5,2) DEFAULT 0 NOT NULL, -- Total accrued days
+    used_days DECIMAL(5,2) DEFAULT 0 NOT NULL,  -- Successfully used days
+    pending_days DECIMAL(5,2) DEFAULT 0 NOT NULL, -- Days currently in pending status
+    remaining_days DECIMAL(5,2) GENERATED ALWAYS AS (total_days - used_days) STORED,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT timezone('utc'::text, now()) NOT NULL,
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT timezone('utc'::text, now()) NOT NULL
+);
+
+-- RLS for leave_balances
+ALTER TABLE public.leave_balances ENABLE ROW LEVEL SECURITY;
+
+CREATE POLICY "Users can view their own leave balance"
+ON public.leave_balances
+FOR SELECT TO authenticated
+USING (
+    employee_id IN (
+        SELECT id FROM public.employees WHERE user_id = auth.uid()
+    )
+);
+
+-- Trigger to create a balance record when a new employee is added
+CREATE OR REPLACE FUNCTION public.handle_new_employee_balance()
+RETURNS TRIGGER AS $$
+BEGIN
+  INSERT INTO public.leave_balances (employee_id, total_days)
+  VALUES (NEW.id, 14); -- Defaulting to 14 days per year
+  RETURN NEW;
+END;
+$$ LANGUAGE plpgsql SECURITY DEFINER;
+
+CREATE TRIGGER on_employee_created
+  AFTER INSERT ON public.employees
+  FOR EACH ROW EXECUTE PROCEDURE public.handle_new_employee_balance();
+
+-- Trigger updated_at for leave_balances
+CREATE TRIGGER update_leave_balances_modtime BEFORE UPDATE ON public.leave_balances FOR EACH ROW EXECUTE PROCEDURE update_updated_at_column();