welcome message

docker-compose.yaml

@@ -13,7 +13,7 @@ services:
       DISCORD_CHANNEL_ID: ${DISCORD_CHANNEL_ID}
       ARCHIVE_DURATION: ${ARCHIVE_DURATION}
       THREAD_NAME: ${THREAD_NAME}
-
+      THREAD_MESSAGE: ${THREAD_MESSAGE}
   cron:
     image: alpine
     container_name: discord_status_cron

lib/sender.go

@@ -17,6 +17,14 @@ type ThreadRequest struct {
 	Auto_archive_duration int    `json:"auto_archive_duration"`
 }
 
+type MessageRequest struct {
+	Content string `json:"content"`
+}
+
+type ThreadResponse struct {
+	ID string `json:"id"`
+}
+
 type StatusBotSender struct {
 }
 
@@ -35,14 +43,33 @@ func (bot *StatusBotSender) GetThreadName() string {
 	return base + " (" + date + ")"
 }
 
-func (bot *StatusBotSender) BuildBody() ([]byte, error) {
+func (bot *StatusBotSender) BuildThreadBody() ([]byte, error) {
 	return json.Marshal(ThreadRequest{
 		Name:                  bot.GetThreadName(),
 		Auto_archive_duration: bot.GetArchiveDuration(),
 	})
 }
 
-func (bot *StatusBotSender) BuildRequest(body []byte) (*http.Request, error) {
+func (bot *StatusBotSender) BuildThreaMessagedBody() ([]byte, error) {
+	{
+		return json.Marshal(MessageRequest{
+			Content: os.Getenv("THREAD_MESSAGE"),
+		})
+	}
+}
+
+func (bot *StatusBotSender) BuildThreadMessageRequest(body []byte, channel_id string) (*http.Request, error) {
+	req, err := http.NewRequest(
+		"POST",
+		DISCORD_API+"/channels/"+channel_id+"/messages",
+		bytes.NewBuffer(body),
+	)
+	req.Header.Set("Authorization", "Bot "+os.Getenv("DISCORD_BOT_TOKEN"))
+	req.Header.Set("Content-Type", "application/json")
+	return req, err
+}
+
+func (bot *StatusBotSender) BuildThreadRequest(body []byte) (*http.Request, error) {
 	req, err := http.NewRequest(
 		"POST",
 		DISCORD_API+"/channels/"+os.Getenv("DISCORD_CHANNEL_ID")+"/threads",
@@ -54,11 +81,24 @@ func (bot *StatusBotSender) BuildRequest(body []byte) (*http.Request, error) {
 }
 
 func (bot *StatusBotSender) SendCreateThreadRequest() error {
-	body, _ := bot.BuildBody()
+	body, _ := bot.BuildThreadBody()
-	req, _ := bot.BuildRequest(body)
+	req, _ := bot.BuildThreadRequest(body)
-	log.Println(req.Method, req.URL.String(), req.Header.Values("Authorization"))
 	log.Println("Sending request to create thread:", string(body))
 	res, _ := http.DefaultClient.Do(req)
 	log.Println("Response status:", res.Status)
+	var tr ThreadResponse
+	json.NewDecoder(res.Body).Decode(&tr)
+
+	if tr.ID != "" {
+		msg := os.Getenv("THREAD_MESSAGE")
+		msg_body, _ := bot.BuildThreaMessagedBody()
+		msg_req, _ := bot.BuildThreadMessageRequest(msg_body, tr.ID)
+		log.Println("Sending message to thread:", msg)
+		_, err := http.DefaultClient.Do(msg_req)
+		if err != nil {
+			return err
+		}
+	}
+
 	return nil
 }