import { Api, Get, Query, useContext, useInject } from "@midwayjs/hooks";
import { RedisService } from "@midwayjs/redis";

import fetch from "isomorphic-unfetch";

export default Api(
  Get(),
  Query<{ ip?: string }>(),
  async () => {
    const ctx = useContext();
    const client = await useInject(RedisService);

    // 增加使用数量
    await client.incr("api-next:stat:ip");

    const ip = ctx.query.ip || ctx.ip.replace(/::\S+:/, "");

    const response = await fetch(`http://ip-api.com/json/${ip}?lang=zh-CN`, {
      headers: {
        "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36"
      }
    });
    const json = await response.json();

    delete json.status;

    return {
      code: 1,
      msg: "Success",
      data: json
    };
  }
);