package slack
import (
"bytes"
"encoding/json"
"net/http"
"github.com/pkg/errors"
)
type WebhookMessage struct {
Username string `json:"username,omitempty"`
IconEmoji string `json:"icon_emoji,omitempty"`
IconURL string `json:"icon_url,omitempty"`
Channel string `json:"channel,omitempty"`
ThreadTimestamp string `json:"thread_ts,omitempty"`
Text string `json:"text,omitempty"`
Attachments []Attachment `json:"attachments,omitempty"`
Parse string `json:"parse,omitempty"`
}
func PostWebhook(url string, msg *WebhookMessage) error {
return PostWebhookCustomHTTP(url, http.DefaultClient, msg)
}
func PostWebhookCustomHTTP(url string, httpClient *http.Client, msg *WebhookMessage) error {
raw, err := json.Marshal(msg)
if err != nil {
return errors.Wrap(err, "marshal failed")
}
response, err := httpClient.Post(url, "application/json", bytes.NewReader(raw))
if err != nil {
return errors.Wrap(err, "failed to post webhook")
}
return checkStatusCode(response, discard{})
}