package api

import (
	"encoding/json"
	"fmt"
	. "gitee.ltd/lxh/txim"
	"gitee.ltd/lxh/txim/common"
	"math/rand"

	"github.com/imroc/req"
)

func Api(p common.Api, in, out interface{}) error {
	host := fmt.Sprintf("https://%s/%s/%s/%s", ApiHost, ApiVersion, p.ServiceName, p.Command)

	appId, identifier := GetInfo()

	query := req.QueryParam{
		"sdkappid":    appId,
		"identifier":  identifier,
		"usersig":     UserSig(identifier, 5*60),
		"random":      rand.Uint32(),
		"contenttype": "json",
	}

	resp, err := req.Post(host, query, req.BodyJSON(in))
	if err != nil {
		return err
	}

	respBytes := resp.Bytes()

	errAns := struct {
		ActionStatus string `json:"ActionStatus"`
		ErrorInfo    string `json:"ErrorInfo"`
		ErrorCode    int    `json:"ErrorCode"`
	}{}

	if err := json.Unmarshal(respBytes, &errAns); err != nil {
		return err
	}

	if errAns.ErrorCode != 0 {
		return fmt.Errorf("ActionStatus:%s,ErrorInfo:%s,ErrorCode:%d", errAns.ActionStatus, errAns.ErrorInfo, errAns.ErrorCode)
	}

	if err := json.Unmarshal(respBytes, out); err != nil {
		return err
	}

	return nil
}