package qywxapi

import "encoding/json"

func (a *API) GetProviderToken() (token string, err error) {
	params := map[string]interface{}{
		"corpid":          a.appID,
		"provider_secret": a.secret,
	}
	str, _ := json.Marshal(params)
	result, err := a.AccessAPI(tokenURL, string(str), true)
	if result["provider_access_token"] != "" {
		return result["provider_access_token"].(string), err
	}
	return token, err
}