Refactor message template

Author: dreua

src/main.py

@@ -65,41 +65,39 @@ def print_outdated_external_data(manifest_checker: manifest.ManifestChecker):
     ext_data = manifest_checker.get_outdated_external_data()
     for data in ext_data:
         state_txt = data.state.name or str(data.state)
-        message_tmpl = ""
+        message_tmpl = (
+            "{data_state}: {data_name}\n"
+            " Has a new version:\n"
+            "  URL:       {url}\n"
+        )
         message_args = {}
         if data.new_version:
             if data.type == data.Type.GIT:
                 assert data.new_version
-                message_tmpl = (
-                    "{data_state}: {data_name}\n"
-                    " Has a new version:\n"
-                    "  URL:       {url}\n"
+                message_tmpl += (
                     "  Commit:    {commit}\n"
                     "  Tag:       {tag}\n"
                     "  Branch:    {branch}\n"
-                    "  Version:   {version}\n"
-                    "  Timestamp: {timestamp}\n"
                 )
                 message_args = data.new_version._asdict()
             else:
                 assert isinstance(data, ExternalData)
                 assert data.new_version
-                message_tmpl = (
-                    "{data_state}: {data_name}\n"
-                    " Has a new version:\n"
-                    "  URL:       {url}\n"
+                message_tmpl += (
                     "  MD5:       {md5}\n"
                     "  SHA1:      {sha1}\n"
                     "  SHA256:    {sha256}\n"
                     "  SHA512:    {sha512}\n"
                     "  Size:      {size}\n"
-                    "  Version:   {version}\n"
-                    "  Timestamp: {timestamp}\n"
                 )
                 message_args = {
                     **data.new_version._asdict(),
                     **data.new_version.checksum._asdict(),
                 }
+            message_tmpl += (
+                "  Version:   {version}\n"
+                "  Timestamp: {timestamp}\n"
+            )
         elif data.State.BROKEN in data.state:
             message_tmpl = (
                 # fmt: off