import { jsonError, jsonOk, readJsonBody } from "@/lib/server/api";
import { requireAdminSession } from "@/lib/server/auth/current-user";
import {
  createOrganizationGroup,
  getOrganizationApiConfig,
  listOrganizationGroups
} from "@/lib/server/organization-client";

export const runtime = "nodejs";
export const dynamic = "force-dynamic";

export async function POST(request: Request) {
  try {
    const session = await requireAdminSession();
    const context = { accessToken: session.accessToken };
    const config = getOrganizationApiConfig(context.accessToken);
    if (!config.configured) {
      throw Object.assign(new Error(`组织接口配置不完整：${config.missing.join(", ")}`), { status: 503 });
    }
    const body = await readJsonBody<Record<string, unknown>>(request);
    const organizationId = requiredString(body, "organizationId", "组织");
    const groupName = requiredString(body, "groupName", "部门名称");
    await createOrganizationGroup({
      organizationId,
      groupName,
      groupDesc: optionalString(body.groupDesc),
      parentId: optionalString(body.parentId)
    }, context);
    const groups = await listOrganizationGroups(organizationId, context);
    const group = groups.find((item) => item.groupName === groupName) || null;
    return jsonOk({ ok: true, group, groups });
  } catch (error) {
    return jsonError(error, 500, { request, source: "api.admin.accounts.groups", logClientErrors: true });
  }
}

function requiredString(body: Record<string, unknown>, key: string, label: string): string {
  const value = optionalString(body[key]);
  if (!value) throw badRequest(`${label}不能为空。`);
  return value;
}

function optionalString(value: unknown): string | undefined {
  return typeof value === "string" && value.trim() ? value.trim() : undefined;
}

function badRequest(message: string): Error & { status: number } {
  const error = new Error(message) as Error & { status: number };
  error.status = 400;
  return error;
}