import { isManagerRequest, managerForbidden } from "../../../lib/user-auth";
import { buildManualRow, type ManualResourceInput } from "../../../lib/resource-import";
import {
  analyzeRows,
  enrichRows,
  loadAccounts,
  writeAnalyzedRows,
} from "../../../lib/resource-write";

type InsertResult = {
  action: "create" | "update";
  message: string;
};

export async function POST(request: Request) {
  if (!(await isManagerRequest(request))) return managerForbidden();
  try {
    const payload = (await request.json()) as Partial<ManualResourceInput> & {
      mode?: string;
    };
    const row = buildManualRow({
      profileUrl: payload.profileUrl ?? "",
      nickname: payload.nickname ?? "",
      publicAccountId: payload.publicAccountId ?? "",
      ipLocation: payload.ipLocation ?? "",
      followers: payload.followers ?? "",
      gender: payload.gender ?? "",
      bio: payload.bio ?? "",
      tags: payload.tags ?? "",
      cooperationSource: payload.cooperationSource ?? "",
    });
    if (row.errors.length > 0) {
      return Response.json(
        { error: row.errors[0], errors: row.errors },
        { status: 400 },
      );
    }

    const accounts = await loadAccounts();
    const enriched = await enrichRows([row], accounts.results);
    const analyzed = analyzeRows(enriched, accounts.results).filter(
      (item) => item.action !== "error",
    );
    if (analyzed.length === 0) {
      return Response.json(
        { error: "账号数据校验未通过，无法保存" },
        { status: 400 },
      );
    }
    await writeAnalyzedRows(analyzed);
    const result = analyzed[0];
    const outcome: InsertResult = {
      action: result.action === "update" ? "update" : "create",
      message:
        result.action === "update"
          ? `已更新账号 ${row.nickname || row.publicAccountId || "资料"}`
          : `已新增账号 ${row.nickname || row.publicAccountId || "资料"}`,
    };
    return Response.json(outcome);
  } catch (error) {
    const message = error instanceof Error ? error.message : "保存失败";
    return Response.json({ error: message }, { status: 400 });
  }
}