import { pgTable, serial, text, integer, boolean, timestamp, jsonb } from "drizzle-orm/pg-core";
import { createInsertSchema } from "drizzle-zod";
import { sql } from "drizzle-orm";
import { z } from "zod";

// ── Customers ──────────────────────────────────────────────────────────────────
export const customers = pgTable("customers", {
  id: serial("id").primaryKey(),
  email: text("email").notNull().unique(),
  firstName: text("first_name"),
  lastName: text("last_name"),
  phone: text("phone"),
  defaultAddressId: integer("default_address_id"),
  notes: text("notes"),
  tags: text("tags").array(),
  authNetProfileId: text("auth_net_profile_id"),
  stripeCustomerId: text("stripe_customer_id"),
  storeCredit: text("store_credit").notNull().default("0.00"),
  magicLinkToken: text("magic_link_token"),
  magicLinkTokenExpiresAt: timestamp("magic_link_token_expires_at"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
  updatedAt: timestamp("updated_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertCustomerSchema = createInsertSchema(customers).omit({ id: true, createdAt: true, updatedAt: true });
export type Customer = typeof customers.$inferSelect;
export type InsertCustomer = z.infer<typeof insertCustomerSchema>;

// ── Addresses ─────────────────────────────────────────────────────────────────
export const addresses = pgTable("addresses", {
  id: serial("id").primaryKey(),
  customerId: integer("customer_id").notNull().references(() => customers.id, { onDelete: "cascade" }),
  firstName: text("first_name"),
  lastName: text("last_name"),
  address1: text("address1").notNull(),
  address2: text("address2"),
  city: text("city").notNull(),
  state: text("state").notNull(),
  zip: text("zip").notNull(),
  country: text("country").notNull().default("US"),
  isDefault: boolean("is_default").default(false),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertAddressSchema = createInsertSchema(addresses).omit({ id: true, createdAt: true });
export type Address = typeof addresses.$inferSelect;
export type InsertAddress = z.infer<typeof insertAddressSchema>;

// ── Brands ────────────────────────────────────────────────────────────────────
export const brands = pgTable("brands", {
  id: serial("id").primaryKey(),
  name: text("name").notNull().unique(),
  slug: text("slug").notNull().unique(),
  description: text("description"),
  logoUrl: text("logo_url"),
  websiteUrl: text("website_url"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertBrandSchema = createInsertSchema(brands).omit({ id: true, createdAt: true });
export type Brand = typeof brands.$inferSelect;
export type InsertBrand = z.infer<typeof insertBrandSchema>;

// ── Categories ────────────────────────────────────────────────────────────────
export const categories = pgTable("categories", {
  id: serial("id").primaryKey(),
  name: text("name").notNull().unique(),
  slug: text("slug").notNull().unique(),
  parentId: integer("parent_id"),
  description: text("description"),
  imageUrl: text("image_url"),
  position: integer("position").default(0),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertCategorySchema = createInsertSchema(categories).omit({ id: true, createdAt: true });
export type Category = typeof categories.$inferSelect;
export type InsertCategory = z.infer<typeof insertCategorySchema>;

// ── Products ──────────────────────────────────────────────────────────────────
export const products = pgTable("products", {
  id: serial("id").primaryKey(),
  handle: text("handle").notNull().unique(),
  title: text("title").notNull(),
  description: text("description"),
  descriptionHtml: text("description_html"),
  vendor: text("vendor"),
  productType: text("product_type"),
  brandId: integer("brand_id").references(() => brands.id),
  categoryId: integer("category_id").references(() => categories.id),
  tags: text("tags").array(),
  status: text("status").notNull().default("active"),
  price: text("price").notNull().default("0.00"),
  compareAtPrice: text("compare_at_price"),
  images: jsonb("images").$type<string[]>().default([]),
  metaTitle: text("meta_title"),
  metaDescription: text("meta_description"),
  hsaFsa: boolean("hsa_fsa").default(false),
  ingredients: text("ingredients"),
  weight: text("weight"),
  weightUnit: text("weight_unit").default("lb"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
  updatedAt: timestamp("updated_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertProductSchema = createInsertSchema(products).omit({ id: true, createdAt: true, updatedAt: true });
export type Product = typeof products.$inferSelect;
export type InsertProduct = z.infer<typeof insertProductSchema>;

// ── Product Variants ──────────────────────────────────────────────────────────
export const productVariants = pgTable("product_variants", {
  id: serial("id").primaryKey(),
  productId: integer("product_id").notNull().references(() => products.id, { onDelete: "cascade" }),
  title: text("title").notNull().default("Default Title"),
  sku: text("sku"),
  price: text("price").notNull().default("0.00"),
  compareAtPrice: text("compare_at_price"),
  inventoryQty: integer("inventory_qty").notNull().default(0),
  inventoryPolicy: text("inventory_policy").notNull().default("deny"),
  weight: text("weight"),
  weightUnit: text("weight_unit").default("lb"),
  imageUrl: text("image_url"),
  position: integer("position").default(0),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertProductVariantSchema = createInsertSchema(productVariants).omit({ id: true, createdAt: true });
export type ProductVariant = typeof productVariants.$inferSelect;
export type InsertProductVariant = z.infer<typeof insertProductVariantSchema>;

// ── Discount Codes ────────────────────────────────────────────────────────────
export const discountCodes = pgTable("discount_codes", {
  id: serial("id").primaryKey(),
  code: text("code").notNull().unique(),
  type: text("type").notNull().default("percentage"),
  value: text("value").notNull(),
  minOrderAmount: text("min_order_amount").default("0.00"),
  maxUses: integer("max_uses"),
  usedCount: integer("used_count").notNull().default(0),
  active: boolean("active").notNull().default(true),
  expiresAt: timestamp("expires_at"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertDiscountCodeSchema = createInsertSchema(discountCodes).omit({ id: true, usedCount: true, createdAt: true });
export type DiscountCode = typeof discountCodes.$inferSelect;
export type InsertDiscountCode = z.infer<typeof insertDiscountCodeSchema>;

// ── Carts ─────────────────────────────────────────────────────────────────────
export const carts = pgTable("carts", {
  id: serial("id").primaryKey(),
  sessionId: text("session_id").notNull(),
  customerId: integer("customer_id").references(() => customers.id),
  status: text("status").notNull().default("active"),
  discountCode: text("discount_code"),
  discountAmount: text("discount_amount"),
  expiresAt: timestamp("expires_at"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
  updatedAt: timestamp("updated_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertCartSchema = createInsertSchema(carts).omit({ id: true, createdAt: true, updatedAt: true });
export type Cart = typeof carts.$inferSelect;
export type InsertCart = z.infer<typeof insertCartSchema>;

// ── Cart Items ────────────────────────────────────────────────────────────────
export const cartItems = pgTable("cart_items", {
  id: serial("id").primaryKey(),
  cartId: integer("cart_id").notNull().references(() => carts.id, { onDelete: "cascade" }),
  productId: integer("product_id").notNull().references(() => products.id),
  variantId: integer("variant_id").references(() => productVariants.id),
  title: text("title").notNull(),
  variantTitle: text("variant_title"),
  price: text("price").notNull(),
  quantity: integer("quantity").notNull().default(1),
  imageUrl: text("image_url"),
  productHandle: text("product_handle"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertCartItemSchema = createInsertSchema(cartItems).omit({ id: true, createdAt: true });
export type CartItem = typeof cartItems.$inferSelect;
export type InsertCartItem = z.infer<typeof insertCartItemSchema>;

// ── Orders ────────────────────────────────────────────────────────────────────
export const orders = pgTable("orders", {
  id: serial("id").primaryKey(),
  orderNumber: text("order_number").notNull().unique(),
  customerId: integer("customer_id").references(() => customers.id),
  email: text("email").notNull(),
  status: text("status").notNull().default("pending"),
  paymentStatus: text("payment_status").notNull().default("unpaid"),
  fulfillmentStatus: text("fulfillment_status").notNull().default("unfulfilled"),
  paymentProcessor: text("payment_processor").notNull().default("authorizenet"),
  subtotal: text("subtotal").notNull(),
  tax: text("tax").notNull().default("0.00"),
  shipping: text("shipping").notNull().default("0.00"),
  discountCode: text("discount_code"),
  discountAmount: text("discount_amount").default("0.00"),
  total: text("total").notNull(),
  currency: text("currency").notNull().default("USD"),
  authNetTransactionId: text("auth_net_transaction_id"),
  stripePaymentIntentId: text("stripe_payment_intent_id"),
  shippingAddress: jsonb("shipping_address"),
  billingAddress: jsonb("billing_address"),
  notes: text("notes"),
  trackingNumber: text("tracking_number"),
  trackingCarrier: text("tracking_carrier"),
  shippingMethod: text("shipping_method"),
  paymentVerified: boolean("payment_verified").default(false),
  archived: boolean("archived").default(false),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
  updatedAt: timestamp("updated_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertOrderSchema = createInsertSchema(orders).omit({ id: true, createdAt: true, updatedAt: true });
export type Order = typeof orders.$inferSelect;
export type InsertOrder = z.infer<typeof insertOrderSchema>;

// ── Order Items ───────────────────────────────────────────────────────────────
export const orderItems = pgTable("order_items", {
  id: serial("id").primaryKey(),
  orderId: integer("order_id").notNull().references(() => orders.id, { onDelete: "cascade" }),
  productHandle: text("product_handle"),
  variantId: integer("variant_id"),
  title: text("title").notNull(),
  variantTitle: text("variant_title"),
  quantity: integer("quantity").notNull(),
  price: text("price").notNull(),
  total: text("total").notNull(),
  sku: text("sku"),
  imageUrl: text("image_url"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertOrderItemSchema = createInsertSchema(orderItems).omit({ id: true, createdAt: true });
export type OrderItem = typeof orderItems.$inferSelect;
export type InsertOrderItem = z.infer<typeof insertOrderItemSchema>;

// ── Order Events (timeline) ───────────────────────────────────────────────────
export const orderEvents = pgTable("order_events", {
  id: serial("id").primaryKey(),
  orderId: integer("order_id").notNull().references(() => orders.id, { onDelete: "cascade" }),
  type: text("type").notNull(),
  body: text("body"),
  actor: text("actor"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertOrderEventSchema = createInsertSchema(orderEvents).omit({ id: true, createdAt: true });
export type OrderEvent = typeof orderEvents.$inferSelect;
export type InsertOrderEvent = z.infer<typeof insertOrderEventSchema>;

// ── Payment Methods (vaulted cards) ──────────────────────────────────────────
export const paymentMethods = pgTable("payment_methods", {
  id: serial("id").primaryKey(),
  customerId: integer("customer_id").notNull().references(() => customers.id, { onDelete: "cascade" }),
  source: text("source").notNull().default("authorizenet"),
  authNetPaymentProfileId: text("auth_net_payment_profile_id"),
  stripePaymentMethodId: text("stripe_payment_method_id"),
  cardLast4: text("card_last4"),
  cardType: text("card_type"),
  expirationDate: text("expiration_date"),
  isDefault: boolean("is_default").default(false),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertPaymentMethodSchema = createInsertSchema(paymentMethods).omit({ id: true, createdAt: true });
export type PaymentMethod = typeof paymentMethods.$inferSelect;
export type InsertPaymentMethod = z.infer<typeof insertPaymentMethodSchema>;

// ── Admin Users ───────────────────────────────────────────────────────────────
export const adminUsers = pgTable("admin_users", {
  id: serial("id").primaryKey(),
  email: text("email").notNull().unique(),
  name: text("name"),
  role: text("role").notNull().default("admin"),
  passwordHash: text("password_hash"),
  createdAt: timestamp("created_at").default(sql`CURRENT_TIMESTAMP`).notNull(),
});

export const insertAdminUserSchema = createInsertSchema(adminUsers).omit({ id: true, createdAt: true });
export type AdminUser = typeof adminUsers.$inferSelect;
export type InsertAdminUser = z.infer<typeof insertAdminUserSchema>;