Fix linewrap auto for fancy format

jrnl/Entry.py

@@ -2,13 +2,12 @@
 # License: https://www.gnu.org/licenses/gpl-3.0.html
 
 import datetime
+import logging
+import os
 import re
 
 import ansiwrap
 
-import os
-import logging
-
 from .color import colorize
 from .color import highlight_tags_with_background_color
 

jrnl/plugins/fancy_exporter.py

@@ -1,6 +1,8 @@
 # Copyright (C) 2012-2022 jrnl contributors
 # License: https://www.gnu.org/licenses/gpl-3.0.html
 
+import logging
+import os
 from textwrap import TextWrapper
 
 from jrnl.exception import JrnlException
@@ -36,7 +38,22 @@ class FancyExporter(TextExporter):
     def export_entry(cls, entry):
         """Returns a fancy unicode representation of a single entry."""
         date_str = entry.date.strftime(entry.journal.config["timeformat"])
-        linewrap = entry.journal.config["linewrap"] or 78
+
+        if entry.journal.config["linewrap"]:
+            linewrap = entry.journal.config["linewrap"]
+
+            if linewrap == "auto":
+                try:
+                    linewrap = os.get_terminal_size().columns
+                except OSError:
+                    logging.debug(
+                        "Can't determine terminal size automatically 'linewrap': '%s'",
+                        entry.journal.config["linewrap"],
+                    )
+                    linewrap = 79
+        else:
+            linewrap = 79
+
         initial_linewrap = max((1, linewrap - len(date_str) - 2))
         body_linewrap = linewrap - 2
         card = [