Method sendMessage

backend/plugin/webhook/feishu/app.go:240–270

https://open.feishu.cn/document/server-docs/im-v1/message/create

(ctx context.Context, userID string, messageCard *WebhookCard)

// https://open.feishu.cn/document/server-docs/im-v1/message/create
func (p *provider) sendMessage(ctx context.Context, userID string, messageCard *WebhookCard) error {
	const url = "https://open.feishu.cn/open-apis/im/v1/messages?receive_id_type=open_id"
	content, err := json.Marshal(messageCard)
	if err != nil {
		return errors.Wrapf(err, "failed to marshal message card")
	}
	data := sendMessageRequest{
		ReceiveID: userID,
		MsgType:   "interactive",
		Content:   string(content),
	}
	bytes, err := json.Marshal(data)
	if err != nil {
		return errors.Wrapf(err, "failed to marshal payload")
	}
	body, err := p.do(ctx, http.MethodPost, url, bytes)
	if err != nil {
		return errors.Wrapf(err, "failed to do send message request")
	}

	var resp generalResponse
	if err := json.Unmarshal(body, &resp); err != nil {
		return errors.Wrapf(err, "failed to unmarshal response")
	}

	if resp.Code != 0 {
		return errors.Errorf("failed to send message, code %d, msg %q", resp.Code, resp.Msg)
	}

	return nil
}

const maxRetries = 3