-- +goose Up
CREATE TABLE categories (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  company_id UUID NOT NULL REFERENCES companies(id) ON DELETE CASCADE,
  name TEXT NOT NULL,
  unique_id TEXT NOT NULL,
  parent_unique_id TEXT,
  path TEXT,
  level INT NOT NULL DEFAULT 0,
  position INT NOT NULL DEFAULT 0,
  is_active BOOLEAN NOT NULL DEFAULT true,
  description TEXT,
  prompt TEXT,
  metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
  config JSONB NOT NULL DEFAULT '{}'::jsonb,
  title_template JSONB,
  description_template JSONB,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  UNIQUE (company_id, unique_id)
);

CREATE INDEX categories_company_id_idx ON categories(company_id);

CREATE TABLE attributes (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  company_id UUID NOT NULL REFERENCES companies(id) ON DELETE CASCADE,
  attribute_key TEXT NOT NULL,
  name TEXT NOT NULL,
  value_type TEXT NOT NULL DEFAULT 'string',
  unit TEXT,
  example TEXT,
  parent_key TEXT,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  UNIQUE (company_id, attribute_key)
);

CREATE INDEX attributes_company_id_idx ON attributes(company_id);

CREATE TABLE category_attributes (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  company_id UUID NOT NULL REFERENCES companies(id) ON DELETE CASCADE,
  category_unique_id TEXT NOT NULL,
  attribute_id UUID NOT NULL REFERENCES attributes(id) ON DELETE CASCADE,
  required BOOLEAN NOT NULL DEFAULT false,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  UNIQUE (company_id, category_unique_id, attribute_id)
);

CREATE INDEX category_attributes_company_id_idx ON category_attributes(company_id);

CREATE TABLE custom_variables (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  company_id UUID NOT NULL REFERENCES companies(id) ON DELETE CASCADE,
  name TEXT NOT NULL,
  value TEXT NOT NULL DEFAULT '',
  description TEXT,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  UNIQUE (company_id, name)
);

CREATE INDEX custom_variables_company_id_idx ON custom_variables(company_id);

CREATE TABLE files (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  company_id UUID NOT NULL REFERENCES companies(id) ON DELETE CASCADE,
  user_id UUID REFERENCES users(id) ON DELETE SET NULL,
  name TEXT NOT NULL,
  path TEXT,
  content_type TEXT,
  size_bytes BIGINT NOT NULL DEFAULT 0,
  status TEXT NOT NULL DEFAULT 'uploaded',
  metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE INDEX files_company_id_idx ON files(company_id);

CREATE TABLE raw_products (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  company_id UUID NOT NULL REFERENCES companies(id) ON DELETE CASCADE,
  gtin TEXT NOT NULL,
  feed_id UUID,
  feed_ids JSONB,
  raw_data JSONB NOT NULL DEFAULT '{}'::jsonb,
  mapped_data JSONB NOT NULL DEFAULT '{}'::jsonb,
  sync_job_id UUID,
  is_processed BOOLEAN NOT NULL DEFAULT false,
  processing_status TEXT NOT NULL DEFAULT 'unprocessed'
    CHECK (processing_status IN ('unprocessed', 'processing', 'processed', 'failed')),
  file_id UUID REFERENCES files(id) ON DELETE SET NULL,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE INDEX raw_products_company_id_idx ON raw_products(company_id);
CREATE INDEX raw_products_gtin_idx ON raw_products(gtin);
CREATE INDEX raw_products_feed_id_idx ON raw_products(feed_id);
CREATE INDEX raw_products_processing_status_idx ON raw_products(processing_status);

CREATE TABLE processed_products (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  company_id UUID NOT NULL REFERENCES companies(id) ON DELETE CASCADE,
  user_id UUID REFERENCES users(id) ON DELETE SET NULL,
  product_id TEXT,
  name TEXT,
  category TEXT,
  description TEXT,
  processed_description TEXT,
  attributes JSONB,
  processed_attributes JSONB,
  status TEXT,
  gpt_response JSONB,
  total_tokens INT,
  feed_id UUID,
  raw_product_id UUID REFERENCES raw_products(id) ON DELETE SET NULL,
  processed_name TEXT,
  meta_title TEXT,
  meta_description TEXT,
  last_transition_at TIMESTAMPTZ,
  structured_description JSONB,
  field_sources JSONB,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
  updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE INDEX processed_products_company_id_idx ON processed_products(company_id);
CREATE INDEX processed_products_raw_product_id_idx ON processed_products(raw_product_id);
CREATE INDEX processed_products_product_id_idx ON processed_products(product_id);

-- +goose Down
DROP TABLE IF EXISTS processed_products;
DROP TABLE IF EXISTS raw_products;
DROP TABLE IF EXISTS files;
DROP TABLE IF EXISTS custom_variables;
DROP TABLE IF EXISTS category_attributes;
DROP TABLE IF EXISTS attributes;
DROP TABLE IF EXISTS categories;