import type { NextRequest } from 'next/server';
import { ApiPath } from '@/app/constant';
import { handle as alibabaHandler } from '../../alibaba';
import { handle as anthropicHandler } from '../../anthropic';
import { handle as azureHandler } from '../../azure';
import { handle as baiduHandler } from '../../baidu';
import { handle as bytedanceHandler } from '../../bytedance';
import { handle as chatglmHandler } from '../../glm';
import { handle as googleHandler } from '../../google';
import { handle as iflytekHandler } from '../../iflytek';
import { handle as moonshotHandler } from '../../moonshot';
import { handle as openaiHandler } from '../../openai';
import { handle as proxyHandler } from '../../proxy';
import { handle as stabilityHandler } from '../../stability';
import { handle as xaiHandler } from '../../xai';

async function handle(
  req: NextRequest,
  { params }: { params: { provider: string; path: string[] } },
) {
  const apiPath = `/api/${params.provider}`;
  console.log(`[${params.provider} Route] params `, params);
  switch (apiPath) {
    case ApiPath.Azure:
      return azureHandler(req, { params });
    case ApiPath.Google:
      return googleHandler(req, { params });
    case ApiPath.Anthropic:
      return anthropicHandler(req, { params });
    case ApiPath.Baidu:
      return baiduHandler(req, { params });
    case ApiPath.ByteDance:
      return bytedanceHandler(req, { params });
    case ApiPath.Alibaba:
      return alibabaHandler(req, { params });
    // case ApiPath.Tencent: using "/api/tencent"
    case ApiPath.Moonshot:
      return moonshotHandler(req, { params });
    case ApiPath.Stability:
      return stabilityHandler(req, { params });
    case ApiPath.Iflytek:
      return iflytekHandler(req, { params });
    case ApiPath.XAI:
      return xaiHandler(req, { params });
    case ApiPath.ChatGLM:
      return chatglmHandler(req, { params });
    case ApiPath.OpenAI:
      return openaiHandler(req, { params });
    default:
      return proxyHandler(req, { params });
  }
}

export const GET = handle;
export const POST = handle;

export const runtime = 'edge';
export const preferredRegion = [
  'arn1',
  'bom1',
  'cdg1',
  'cle1',
  'cpt1',
  'dub1',
  'fra1',
  'gru1',
  'hnd1',
  'iad1',
  'icn1',
  'kix1',
  'lhr1',
  'pdx1',
  'sfo1',
  'sin1',
  'syd1',
];