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slack.go
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slack.go
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package notice
import (
"encoding/json"
"fmt"
"io"
"net/http"
"strings"
"github.com/li4n0/revsuit/internal/record"
"github.com/pkg/errors"
)
var _ Bot = (*Slack)(nil)
type Slack struct {
URL string
}
type slackText struct {
Type string `json:"type"`
Text string `json:"text"`
}
type slackBlock struct {
Type string `json:"type"`
Text slackText `json:"text"`
}
type slackAttachments struct {
Color string `json:"color"`
Blocks []slackBlock `json:"blocks"`
}
type slackPayload struct {
Attachments []slackAttachments `json:"attachments"`
}
func (s *Slack) name() string {
return "Slack"
}
func (s *Slack) buildPayload(r record.Record) string {
payload := slackPayload{
Attachments: []slackAttachments{
{
Color: "#f2c744",
Blocks: []slackBlock{
{
Type: "header",
Text: slackText{
Type: "plain_text",
Text: "New Connection",
},
},
{
Type: "section",
Text: slackText{
Type: "mrkdwn",
Text: formatRecordField(r, "- `%s: %v`"),
},
},
},
},
},
}
p, err := json.Marshal(&payload)
if err != nil {
return ""
}
return string(p)
}
func (s *Slack) notice(r record.Record) error {
resp, err := http.Post(s.URL, "application/json", strings.NewReader(s.buildPayload(r)))
if err != nil {
return errors.Wrap(err, "HTTP request")
}
defer resp.Body.Close()
if resp.StatusCode/100 != 2 {
data, err := io.ReadAll(resp.Body)
if err != nil {
return errors.Wrap(err, "read HTTP response body")
}
return fmt.Errorf("non-success response status code %d with body: %s", resp.StatusCode, data)
}
return nil
}