import { serverApiBase } from "./config";
import type {
  ForeshadowBoardResponse,
  ProjectListResponse,
  ProjectResponse,
  ProvidersResponse,
  ReviewHistoryResponse,
} from "./types";

// 服务端只读取数据（Server Components）。失败时抛出，由页面边界处理。
async function getJson<T>(path: string): Promise<T> {
  const res = await fetch(`${serverApiBase()}${path}`, { cache: "no-store" });
  if (!res.ok) {
    throw new Error(`请求失败 ${res.status}: ${path}`);
  }
  return (await res.json()) as T;
}

export async function fetchProjects(): Promise<ProjectListResponse> {
  return getJson<ProjectListResponse>("/projects");
}

export async function fetchProject(projectId: string): Promise<ProjectResponse> {
  return getJson<ProjectResponse>(`/projects/${projectId}`);
}

export async function fetchProviders(): Promise<ProvidersResponse> {
  return getJson<ProvidersResponse>("/settings/providers");
}

export async function fetchReviews(
  projectId: string,
  chapterNo: number,
): Promise<ReviewHistoryResponse> {
  return getJson<ReviewHistoryResponse>(
    `/projects/${projectId}/chapters/${chapterNo}/reviews`,
  );
}

// 伏笔看板（全量，前端按 status 分四泳道）。
export async function fetchForeshadow(
  projectId: string,
): Promise<ForeshadowBoardResponse> {
  return getJson<ForeshadowBoardResponse>(`/projects/${projectId}/foreshadow`);
}