// db/schema/location.ts
import {
  pgTable,
  uuid,
  varchar,
  text,
  timestamp,
  index,
} from "drizzle-orm/pg-core";

export const locations = pgTable(
  "ms_locations",
  {
    id: uuid("id").defaultRandom().primaryKey(),
    branchId: text("branch_id").notNull(), // Multi-tenant support
    code: varchar("code", { length: 255 }).notNull(),
    nameTh: varchar("name_th", { length: 255 }).notNull(),
    nameEn: varchar("name_en", { length: 255 }),

    type: varchar("type", { length: 50 }).notNull(),
    // 'country' | 'province' | 'district' | 'subdistrict'

    parentId: uuid("parent_id"), // self reference (tree)

    createdAt: timestamp("created_at").defaultNow().notNull(),
    updatedAt: timestamp("updated_at").defaultNow().notNull(),
  },
  (table) => ({
    branchIdx: index("ms_locations_branch_id_idx").on(table.branchId),
    typeIndex: index("ms_locations_type_idx").on(table.type),
    parentIdIndex: index("ms_locations_parent_id_idx").on(table.parentId),
    branchTypeIdx: index("ms_locations_branch_type_idx").on(
      table.branchId,
      table.type,
    ),
  }),
);

export type Location = typeof locations.$inferSelect;
export type NewLocation = typeof locations.$inferInsert;