-- Enable the pgcrypto extension for UUID generation
CREATE EXTENSION IF NOT EXISTS pgcrypto;

-- Create profiles table
CREATE TABLE IF NOT EXISTS profiles (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  user_id UUID REFERENCES auth.users(id) ON DELETE CASCADE,
  first_name TEXT,
  last_name TEXT,
  email TEXT UNIQUE,
  skills TEXT[],
  experience_level TEXT,
  job_type TEXT[],
  location TEXT,
  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
);

-- Create RLS policies
ALTER TABLE profiles ENABLE ROW LEVEL SECURITY;

CREATE POLICY "Users can view their own profile"
  ON profiles FOR SELECT
  USING (auth.uid() = user_id);

CREATE POLICY "Users can update their own profile"
  ON profiles FOR UPDATE
  USING (auth.uid() = user_id);

CREATE POLICY "Users can insert their own profile"
  ON profiles FOR INSERT
  WITH CHECK (auth.uid() = user_id);

-- Create function to handle new user signup
CREATE OR REPLACE FUNCTION public.handle_new_user()
RETURNS TRIGGER AS $$
BEGIN
  INSERT INTO public.profiles (user_id, email)
  VALUES (new.id, new.email);
  RETURN new;
END;
$$ LANGUAGE plpgsql SECURITY DEFINER;

-- Create trigger for new user signup
CREATE OR REPLACE TRIGGER on_auth_user_created
  AFTER INSERT ON auth.users
  FOR EACH ROW EXECUTE FUNCTION public.handle_new_user();