-- WellNuo Orders & Subscriptions Schema
-- Compatible with existing database structure
-- Run this in Supabase SQL Editor

-- ============ ORDERS TABLE ============
CREATE TABLE IF NOT EXISTS orders (
  id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
  order_number VARCHAR(50) UNIQUE NOT NULL,
  user_id INTEGER REFERENCES person_details(user_id),

  -- Beneficiary info (stored directly, not FK)
  beneficiary_name VARCHAR(255),
  beneficiary_address TEXT,
  beneficiary_phone VARCHAR(50),

  -- Stripe
  stripe_session_id VARCHAR(255),
  stripe_customer_id VARCHAR(255),
  stripe_subscription_id VARCHAR(255),

  -- Order details
  status VARCHAR(50) DEFAULT 'paid' CHECK (status IN ('paid', 'preparing', 'shipped', 'delivered', 'installed', 'canceled')),
  amount_total INTEGER NOT NULL, -- in cents
  currency VARCHAR(3) DEFAULT 'usd',

  -- Shipping
  shipping_address JSONB,
  shipping_name VARCHAR(255),
  tracking_number VARCHAR(255),
  carrier VARCHAR(50),
  estimated_delivery DATE,

  -- Items
  items JSONB NOT NULL DEFAULT '[]',

  -- Timestamps
  created_at TIMESTAMPTZ DEFAULT NOW(),
  updated_at TIMESTAMPTZ DEFAULT NOW(),
  shipped_at TIMESTAMPTZ,
  delivered_at TIMESTAMPTZ
);

-- Index for faster queries
CREATE INDEX IF NOT EXISTS idx_orders_user_id ON orders(user_id);
CREATE INDEX IF NOT EXISTS idx_orders_status ON orders(status);
CREATE INDEX IF NOT EXISTS idx_orders_created_at ON orders(created_at DESC);

-- ============ SUBSCRIPTIONS TABLE ============
CREATE TABLE IF NOT EXISTS subscriptions (
  id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
  user_id INTEGER REFERENCES person_details(user_id),
  deployment_id INTEGER REFERENCES deployments(deployment_id),

  -- Stripe
  stripe_subscription_id VARCHAR(255) UNIQUE,
  stripe_customer_id VARCHAR(255),

  -- Plan
  plan VARCHAR(50) DEFAULT 'free' CHECK (plan IN ('free', 'premium')),
  status VARCHAR(50) DEFAULT 'active' CHECK (status IN ('active', 'past_due', 'canceled', 'unpaid')),

  -- Billing period
  current_period_start TIMESTAMPTZ,
  current_period_end TIMESTAMPTZ,
  canceled_at TIMESTAMPTZ,

  -- Timestamps
  created_at TIMESTAMPTZ DEFAULT NOW(),
  updated_at TIMESTAMPTZ DEFAULT NOW()
);

CREATE INDEX IF NOT EXISTS idx_subscriptions_user_id ON subscriptions(user_id);
CREATE INDEX IF NOT EXISTS idx_subscriptions_status ON subscriptions(status);

-- ============ PUSH TOKENS TABLE ============
CREATE TABLE IF NOT EXISTS push_tokens (
  id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
  user_id INTEGER REFERENCES person_details(user_id),
  token TEXT NOT NULL,
  platform VARCHAR(20) CHECK (platform IN ('ios', 'android', 'web')),
  device_id VARCHAR(255),
  created_at TIMESTAMPTZ DEFAULT NOW(),
  updated_at TIMESTAMPTZ DEFAULT NOW(),

  UNIQUE(user_id, token)
);

CREATE INDEX IF NOT EXISTS idx_push_tokens_user_id ON push_tokens(user_id);

-- ============ UPDATED_AT TRIGGER ============
CREATE OR REPLACE FUNCTION update_updated_at_column()
RETURNS TRIGGER AS $$
BEGIN
  NEW.updated_at = NOW();
  RETURN NEW;
END;
$$ language 'plpgsql';

-- Drop triggers if exist and recreate
DROP TRIGGER IF EXISTS update_orders_updated_at ON orders;
CREATE TRIGGER update_orders_updated_at BEFORE UPDATE ON orders
  FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();

DROP TRIGGER IF EXISTS update_subscriptions_updated_at ON subscriptions;
CREATE TRIGGER update_subscriptions_updated_at BEFORE UPDATE ON subscriptions
  FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();

-- ============ TEST INSERT ============
-- Insert a test order to verify everything works
INSERT INTO orders (order_number, user_id, beneficiary_name, beneficiary_address, status, amount_total, items)
VALUES ('WN-TEST-0001', NULL, 'Test Beneficiary', '123 Test St', 'paid', 25899, '[{"type": "starter_kit", "name": "WellNuo Starter Kit", "price": 24900}, {"type": "subscription", "name": "Premium Monthly", "price": 999}]')
ON CONFLICT (order_number) DO NOTHING;