update importer to use new message function

jrnl/messages.py

@@ -150,6 +150,11 @@ class MsgText(Enum):
         Headings increased past H6 on export - {date} {title}
         """
 
+    # --- Import --- #
+    ImportSummary = """
+        {count} imported to {journal_name} journal
+        """
+
 
 class Message(NamedTuple):
     text: MsgText

jrnl/plugins/jrnl_importer.py

@@ -8,6 +8,7 @@ from jrnl.exception import JrnlException
 from jrnl.messages import Message
 from jrnl.messages import MsgText
 from jrnl.messages import MsgType
+from jrnl.output import print_msg
 
 
 class JRNLImporter:
@@ -34,8 +35,11 @@ class JRNLImporter:
 
         journal.import_(other_journal_txt)
         new_cnt = len(journal.entries)
-        print(
-            "[{} imported to {} journal]".format(new_cnt - old_cnt, journal.name),
-            file=sys.stderr,
-        )
         journal.write()
+        print_msg(
+            Message(
+                MsgText.ImportSummary,
+                MsgType.NORMAL,
+                {"count": new_cnt - old_cnt, "journal_name": journal.name},
+            )
+        )