group common datetime functions

src/apps/tiddlywiki.py

@@ -5,6 +5,7 @@
 from pathlib import Path
 import json
 
+import common
 import intermediate_format as imf
 
 
@@ -13,7 +14,7 @@
 
 def tiddlywiki_to_unix(tiddlywiki_time: str) -> int:
     """Format: https://tiddlywiki.com/static/DateFormat.html"""
-    return int(datetime.strptime(tiddlywiki_time, "%Y%m%d%H%M%S%f").timestamp() * 1000)
+    return common.datetime_to_ms(datetime.strptime(tiddlywiki_time, "%Y%m%d%H%M%S%f"))
 
 
 def split_tags(tag_string: str) -> list[str]:

src/apps/todoist.py

@@ -5,6 +5,7 @@
 import logging
 from pathlib import Path
 
+import common
 import intermediate_format as imf
 
 
@@ -118,7 +119,7 @@ def convert(file_: Path, parent: imf.Notebook):
                     "source_application": Path(__file__).stem,
                 }
                 if (due_date := parse_date(row["DATE"])) is not None:
-                    note_data["todo_due"] = int(due_date.timestamp() * 1000)
+                    note_data["todo_due"] = common.datetime_to_ms(due_date)
 
                 tags_string = labels + [f"todoist-priority-{row['PRIORITY']}"]
                 joplin_note = imf.Note(

src/common.py

@@ -1,6 +1,6 @@
 """Common functions."""
 
-from datetime import datetime
+import datetime as dt
 import re
 
 
@@ -16,16 +16,20 @@ def get_wikilink_links(text: str):
     return WIKILINK_LINK_REGEX.findall(text)
 
 
-def current_unix_ms():
-    return int(datetime.now().timestamp() * 1000)
+def datetime_to_ms(datetime_: dt.datetime) -> int:
+    return int(datetime_.timestamp() * 1000)
 
 
-def date_to_unix_ms(date_):
+def current_unix_ms() -> int:
+    return datetime_to_ms(dt.datetime.now())
+
+
+def date_to_unix_ms(date_: dt.date) -> int:
     # https://stackoverflow.com/a/61886944/7410886
-    return int(
-        datetime(year=date_.year, month=date_.month, day=date_.day).timestamp() * 1000
+    return datetime_to_ms(
+        dt.datetime(year=date_.year, month=date_.month, day=date_.day)
     )
 
 
-def iso_to_unix_ms(iso_time):
-    return int(datetime.fromisoformat(iso_time).timestamp() * 1000)
+def iso_to_unix_ms(iso_time: str) -> int:
+    return datetime_to_ms(dt.datetime.fromisoformat(iso_time))