DO $$
BEGIN
  CREATE TYPE "AdminRole" AS ENUM ('OWNER', 'ADMIN', 'OPERATOR', 'VIEWER');
EXCEPTION
  WHEN duplicate_object THEN NULL;
END $$;

CREATE TABLE IF NOT EXISTS "admin_roles" (
  "id" UUID NOT NULL DEFAULT gen_random_uuid(),
  "code" "AdminRole" NOT NULL,
  "name" TEXT NOT NULL,
  "description" TEXT,
  "sort_order" INTEGER NOT NULL DEFAULT 0,
  "is_active" BOOLEAN NOT NULL DEFAULT true,
  "created_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
  "updated_at" TIMESTAMPTZ(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

  CONSTRAINT "admin_roles_pkey" PRIMARY KEY ("id")
);

CREATE UNIQUE INDEX IF NOT EXISTS "admin_roles_code_key"
  ON "admin_roles"("code");

CREATE INDEX IF NOT EXISTS "admin_roles_is_active_sort_order_idx"
  ON "admin_roles"("is_active", "sort_order");

INSERT INTO "admin_roles" ("id", "code", "name", "description", "sort_order", "is_active", "updated_at")
VALUES
  (gen_random_uuid(), 'OWNER', 'OWNER', '전체 관리자 권한', 1, true, CURRENT_TIMESTAMP),
  (gen_random_uuid(), 'ADMIN', 'ADMIN', '관리자 권한', 2, true, CURRENT_TIMESTAMP),
  (gen_random_uuid(), 'VIEWER', 'VIEWER', '조회 권한', 3, true, CURRENT_TIMESTAMP)
ON CONFLICT ("code") DO NOTHING;