feat: add message push function call

internal/sdk/message/ntfy.go

@@ -0,0 +1,76 @@
+package message
+
+import (
+	"bytes"
+	"encoding/base64"
+	"fmt"
+	"io"
+	"net/http"
+)
+
+type Ntfy struct {
+	Url      string
+	Topic    string
+	Priority string
+	Icon     string
+	Token    string
+	Username string
+	Password string
+	Actions  string
+}
+
+func encodeRFC2047(text string) string {
+	encoded := base64.StdEncoding.EncodeToString([]byte(text))
+	return fmt.Sprintf("=?utf-8?B?%s?=", encoded)
+}
+
+func (n *Ntfy) Request(title, content string) ([]byte, error) {
+	if n.Url == "" {
+		n.Url = "https://ntfy.sh"
+	}
+	url := fmt.Sprintf("%s/%s", n.Url, n.Topic)
+
+	req, err := http.NewRequest("POST", url, bytes.NewBufferString(content))
+	if err != nil {
+		return nil, err
+	}
+
+	req.Header.Set("Title", encodeRFC2047(title))
+	priority := n.Priority
+	if priority == "" {
+		priority = "3"
+	}
+	req.Header.Set("Priority", priority)
+	if n.Icon != "" {
+		req.Header.Set("Icon", n.Icon)
+	}
+	if n.Actions != "" {
+		req.Header.Set("Actions", encodeRFC2047(n.Actions))
+	}
+
+	if n.Token != "" {
+		req.Header.Set("Authorization", "Bearer "+n.Token)
+	} else if n.Username != "" && n.Password != "" {
+		authStr := n.Username + ":" + n.Password
+		encodedAuth := base64.StdEncoding.EncodeToString([]byte(authStr))
+		req.Header.Set("Authorization", "Basic "+encodedAuth)
+	}
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+
+	if resp.StatusCode != http.StatusOK {
+		return body, fmt.Errorf("ntfy response error: %s", string(body))
+	}
+
+	return body, nil
+}