From 7c1d6003f4b47df0ae18d64680c8dc90070a1cc5 Mon Sep 17 00:00:00 2001
From: Jon Michael Aanes <jonjmaa@gmail.com>
Date: Sun, 25 Aug 2024 20:38:16 +0200
Subject: [PATCH] Parse urls

---
 personal_data/util.py              | 29 ++++++++++++++++-------------
 personal_data_calendar/__main__.py | 22 ++++++++++++++++++----
 2 files changed, 34 insertions(+), 17 deletions(-)

diff --git a/personal_data/util.py b/personal_data/util.py
index ac385d3..4d64b50 100644
--- a/personal_data/util.py
+++ b/personal_data/util.py
@@ -1,41 +1,44 @@
 import csv
 import datetime
 import decimal
-import inspect
 import io
+import urllib.parse
 from pathlib import Path
 import logging
-from collections.abc import Iterable, Mapping, Sequence
+from collections.abc import Iterable, Mapping, Sequence, Callable
 from decimal import Decimal
 
-import requests
-import requests_cache
+import typing
 from frozendict import frozendict
 
-from . import notification, data
+from . import data
 
 logger = logging.getLogger(__name__)
 
 CSV_DIALECT = 'one_true_dialect'
 csv.register_dialect(CSV_DIALECT, lineterminator='\n', skipinitialspace=True)
 
-def try_value(fn, s: str) -> object:
+T = typing.TypeVar('T')
+
+def try_value(fn: Callable[[str],T], s: str) -> T | None:
     try:
         return fn(s)
     except (ValueError, decimal.InvalidOperation):
         return None
 
 
-def to_value(s: str) -> object:
+def to_value(s: str) -> str | Decimal | datetime.date | datetime.datetime | urllib.parse.ParseResult | bool | None:
     s = s.strip()
     if len(s) == 0:
         return None
-    if (v := try_value(Decimal, s)) is not None:
-        return v
-    if v := try_value(datetime.date.fromisoformat, s):
-        return v
-    if v := try_value(datetime.datetime.fromisoformat, s):
-        return v
+    if (v_decimal := try_value(Decimal, s)) is not None:
+        return v_decimal
+    if (v_date := try_value(datetime.date.fromisoformat, s)) is not None:
+        return v_date
+    if (v_datetime := try_value(datetime.datetime.fromisoformat, s)) is not None:
+        return v_datetime
+    if s.startswith(('http://', 'https://')):
+        return urllib.parse.urlparse(s)
     if s.lower() == 'false':
         return False
     if s.lower() == 'true':
diff --git a/personal_data_calendar/__main__.py b/personal_data_calendar/__main__.py
index 34c0ac9..62ac194 100644
--- a/personal_data_calendar/__main__.py
+++ b/personal_data_calendar/__main__.py
@@ -1,6 +1,7 @@
 import argparse
 import logging
 import icalendar
+import urllib.parse
 import datetime
 import csv
 
@@ -20,16 +21,29 @@ def generate_calendar(rows: list[dict]) -> icalendar.Calendar:
     cal.add('version', '2.0')
 
     for event_data in rows:
-        # Select data
         print(event_data)
 
+        # Select data
+        possible_time_keys = [k for k,v in event_data.items() if isinstance(v, datetime.date)]
+        possible_name_keys = [k for k,v in event_data.items() if isinstance(v, str)]
+        possible_image_keys = [k for k,v in event_data.items() if isinstance(v, urllib.parse.ParseResult)]
+
+        date = event_data[possible_time_keys[0]] if possible_time_keys else None
+        title = event_data[possible_name_keys[0]]
+        image = event_data[possible_image_keys[0]] if possible_image_keys else None
+
+        if date is None:
+            continue
+
         # Create event
         event = icalendar.Event()
-        event.add('summary', f'Event {i}')
-        event.add('dtstart', datetime.datetime(2005,4,4,8,0,0,tzinfo=datetime.UTC))
-        event.add('dtend', datetime.datetime(2005,4,4,10,0,0,tzinfo=datetime.UTC))
+        event.add('summary', title)
+        event.add('dtstart', date)
+        event.add('dtend', date)
         event.add('created', NOW)
         event.add('dtstamp', NOW)
+        if image:
+            event.add('image', image.geturl())
         cal.add_component(event)
         del event