package external

import (
	"bytes"
	"context"
	"encoding/json"
	"io/ioutil"
	"net/http"
	"time"
)

type HuaHuiBaoClient interface {
    GetWeather(ctx context.Context, city string) (string, error)
	PostUnReadMessage(ctx context.Context, reqData UnreadMessageRequest) (string, error)
}

type huaHuiBaoClient struct {
    httpClient *http.Client
    baseURL    string
}

func NewHuaHuiBaoClient(baseURL string) HuaHuiBaoClient {
    return &huaHuiBaoClient{
        httpClient: &http.Client{Timeout: 5 * time.Second},
        baseURL:    baseURL,
    }
}

func (c *huaHuiBaoClient) GetWeather(ctx context.Context, city string) (string, error) {
    req, _ := http.NewRequestWithContext(ctx, "GET", c.baseURL+"/weather?city="+city, nil)
    resp, err := c.httpClient.Do(req)
    if err != nil {
        return "", err
    }
    defer resp.Body.Close()

    body, _ := ioutil.ReadAll(resp.Body)
    return string(body), nil
}

func (c *huaHuiBaoClient) PostUnReadMessage(ctx context.Context, reqData UnreadMessageRequest) (string, error) {
    jsonData, _ := json.Marshal(reqData)
    req, _ := http.NewRequestWithContext(ctx, "POST", c.baseURL+"/chat/message-server-call", bytes.NewBuffer(jsonData))
    req.Header.Set("Content-Type", "application/json")
    resp, err := c.httpClient.Do(req)
    if err != nil {
        return "", err
    }
    defer resp.Body.Close()
    body, _ := ioutil.ReadAll(resp.Body)
    return string(body), nil
}