test parsing slack messages

message.go

@@ -1,6 +1,11 @@
 package main
 
-import "encoding/json"
+import (
+	"encoding/json"
+	"fmt"
+	"strconv"
+	"strings"
+)
 
 type Message struct {
 	ID        string
@@ -39,3 +44,89 @@ func Deserialize(b []byte) (Message, error) {
 	err := json.Unmarshal(b, &m)
 	return m, err
 }
+
+type (
+	slackMessage struct {
+		TS    uint64 `json:"event_time"`
+		Event slackEvent
+	}
+
+	slackEvent struct {
+		ID      string `json:"event_ts"`
+		Channel string
+		// human
+		ParentID string `json:"thread_ts"`
+		Text     string
+		Blocks   []slackBlock
+		// bot
+		Bot         slackBot `json:"bot_profile"`
+		Attachments []slackAttachment
+	}
+
+	slackBlock struct {
+		Elements []slackElement
+	}
+
+	slackElement struct {
+		Elements []slackElement
+		RichText string `json:"text"`
+	}
+
+	slackBot struct {
+		Name string
+	}
+
+	slackAttachment struct {
+		Color   string
+		Title   string
+		Text    string
+		Fields  []slackField
+		Actions []slackAction
+	}
+
+	slackField struct {
+		Value string
+		Title string
+	}
+
+	slackAction struct{}
+)
+
+func ParseSlack(b []byte) (Message, error) {
+	s, err := parseSlack(b)
+	if err != nil {
+		return Message{}, err
+	}
+
+	if s.Event.Bot.Name != "" {
+		return Message{
+			ID:        strconv.FormatUint(s.TS, 10),
+			TS:        s.TS,
+			Source:    fmt.Sprintf(`https://renderinc.slack.com/archives/%s/p%s`, s.Event.Channel, strings.ReplaceAll(s.Event.ID, ".", "")),
+			Channel:   s.Event.Channel,
+			Thread:    s.Event.ID,
+			EventName: strings.Split(s.Event.Attachments[0].Title, ": Firing: ")[1],
+			Event:     strings.Split(s.Event.Attachments[0].Title, ":")[0],
+			Plaintext: s.Event.Attachments[0].Text,
+			Asset:     "TODO",
+		}, nil
+	}
+
+	return Message{
+		ID:        strconv.FormatUint(s.TS, 10),
+		TS:        s.TS,
+		Source:    fmt.Sprintf(`https://renderinc.slack.com/archives/%s/p%s`, s.Event.Channel, strings.ReplaceAll(s.Event.ParentID, ".", "")),
+		Channel:   s.Event.Channel,
+		Thread:    s.Event.ParentID,
+		EventName: "TODO",
+		Event:     "TODO",
+		Plaintext: s.Event.Text,
+		Asset:     "TODO",
+	}, nil
+}
+
+func parseSlack(b []byte) (slackMessage, error) {
+	var result slackMessage
+	err := json.Unmarshal(b, &result)
+	return result, err
+}