64 lines
1.5 KiB
Go
64 lines
1.5 KiB
Go
package vk
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import (
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"encoding/json"
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"io/ioutil"
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"log"
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"math/rand"
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"gitlab.com/flygrounder/go-mtg-vk/internal/cardsinfo"
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)
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const sendMessageUrl = "https://api.vk.com/method/messages.send"
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type sender interface {
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send(userId int64, message string)
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}
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type ApiSender struct {
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Token string
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Logger *log.Logger
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}
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func (s *ApiSender) SendPrices(userId int64, cardName string, prices []cardsinfo.ScgCardPrice) {
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msg := formatCardPrices(cardName, prices)
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s.Send(userId, msg)
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}
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type sendMessageResponse struct {
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Error errorResponse `json:"error"`
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}
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type errorResponse struct {
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ErrorCode int `json:"error_code"`
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ErrorMsg string `json:"error_msg"`
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}
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func (s *ApiSender) Send(userId int64, message string) {
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randomId := rand.Int63()
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params := []string{
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"access_token=" + s.Token,
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"peer_id=" + strconv.FormatInt(userId, 10),
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"message=" + url.QueryEscape(message),
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"v=5.95",
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"random_id=" + strconv.FormatInt(randomId, 10),
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"dont_parse_links=1",
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}
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joined := strings.Join(params, "&")
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reqUrl := sendMessageUrl + "?" + joined
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resp, err := http.Get(reqUrl)
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if err != nil || resp.StatusCode != http.StatusOK {
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s.Logger.Printf("[error] Could not Send message. User: %d", userId)
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return
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}
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respContent, _ := ioutil.ReadAll(resp.Body)
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var unmarshalled sendMessageResponse
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_ = json.Unmarshal(respContent, &unmarshalled)
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if unmarshalled.Error.ErrorCode != 0 {
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s.Logger.Printf("[error] Message was not sent. User: %d error message: %s", userId, unmarshalled.Error.ErrorMsg)
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}
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}
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