// AI 分析报告 API 客户端

import { getApiBaseUrl } from "./api-client";

const API_BASE = getApiBaseUrl();

export interface AiReport {
  id: number;
  trade_date: string;
  report_type: string;
  title: string;
  content: string;
  summary: string | null;
  toolsUsed: string[];
  model: string;
  tokens_used: number;
  generation_count?: number;
  llm_calls?: number | null;
  issue_number?: number;
  created_at: string;
  updated_at?: string | null;
}

export async function fetchAiLatestReport(): Promise<AiReport> {
  const resp = await fetch(`${API_BASE}/api/ai-analysis/latest`);
  if (!resp.ok) throw new Error(`请求失败 (${resp.status})`);
  const result = await resp.json();
  return result.data;
}

export async function fetchAiReports(): Promise<AiReport[]> {
  const resp = await fetch(`${API_BASE}/api/ai-analysis`);
  if (!resp.ok) throw new Error(`请求失败 (${resp.status})`);
  const result = await resp.json();
  return result.data || [];
}

export async function fetchAiReport(id: number): Promise<AiReport> {
  const resp = await fetch(`${API_BASE}/api/ai-analysis/${id}`);
  if (!resp.ok) throw new Error(`请求失败 (${resp.status})`);
  const result = await resp.json();
  return result.data;
}

export async function checkAiReport(tradeDate: string): Promise<boolean> {
  const resp = await fetch(`${API_BASE}/api/ai-analysis/check/${tradeDate}`);
  if (!resp.ok) return false;
  const result = await resp.json();
  return result.data?.hasReport || false;
}

export async function regenerateAiReport(id: number): Promise<{ id: number; tokens_used: number }> {
  const resp = await fetch(`${API_BASE}/api/ai-analysis/${id}/regenerate`, { method: "POST" });
  if (!resp.ok) {
    const err = await resp.json().catch(() => ({}));
    throw new Error(err.detail || "重新生成失败");
  }
  const result = await resp.json();
  return result.data;
}