-- Create subscriptions table to track user subscriptions
CREATE TABLE subscriptions (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  user_id UUID NOT NULL UNIQUE REFERENCES users(id) ON DELETE CASCADE,
  stripe_subscription_id TEXT UNIQUE,
  stripe_customer_id TEXT,
  status TEXT NOT NULL DEFAULT 'trialing',
  current_period_start TIMESTAMPTZ,
  current_period_end TIMESTAMPTZ,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  canceled_at TIMESTAMPTZ
);

-- Create index for faster lookups
CREATE INDEX idx_subscriptions_user_id ON subscriptions(user_id);
CREATE INDEX idx_subscriptions_stripe_subscription_id ON subscriptions(stripe_subscription_id);
CREATE INDEX idx_subscriptions_status ON subscriptions(status);