first commit

internal/messages/render.go

@@ -0,0 +1,18 @@
+package messages
+
+import "strings"
+
+func (t *Templates) Render(eventType string, vars map[string]string) (string, error) {
+	tmpl, err := t.Get(eventType)
+	if err != nil {
+		return "", err
+	}
+	if tmpl == "" {
+		return "", nil
+	}
+	out := tmpl
+	for k, v := range vars {
+		out = strings.ReplaceAll(out, "{"+k+"}", v)
+	}
+	return strings.TrimSpace(out), nil
+}