Gap page to show trips

Closes: #90
Closes: #97

agenda/data.py

@@ -37,7 +37,7 @@ from . import (
     uk_tz,
     waste_schedule,
 )
-from .types import Event, StrDict
+from .types import Event, StrDict, Trip
 
 here = dateutil.tz.tzlocal()
 
@@ -144,10 +144,14 @@ def get_yaml_event_end_date_field(item: dict[str, str]) -> str:
     )
 
 
-def read_events_yaml(data_dir: str, start: date, end: date) -> list[Event]:
+def read_events_yaml(
+    data_dir: str, start: date, end: date, skip_trips: bool = False
+) -> list[Event]:
     """Read eventes from YAML file."""
     events: list[Event] = []
     for item in yaml.safe_load(open(os.path.join(data_dir, "events.yaml"))):
+        if "trip" in item and skip_trips:
+            continue
         duration = (
             isodate.parse_duration(item["duration"]) if "duration" in item else None
         )
@@ -247,10 +251,10 @@ def busy_event(e: Event) -> bool:
         "event",
         "accommodation",
         "conference",
-        "dodainville",
         "transport",
         "meetup",
         "party",
+        "trip",
     }:
         return False
 
@@ -281,6 +285,40 @@ async def time_function(
     return name, result, end_time - start_time
 
 
+def gap_list(
+    today: date, config: flask.config.Config, trips: list[Trip]
+) -> list[StrDict]:
+    last_year = today - timedelta(days=365)
+    next_year = today + timedelta(days=2 * 365)
+
+    my_data = config["PERSONAL_DATA"]
+    events = read_events_yaml(my_data, last_year, next_year, skip_trips=True)
+
+    for trip in trips:
+        event_type = "trip"
+        if trip.events and not trip.conferences:
+            event_type = trip.events[0]["name"]
+        elif len(trip.conferences) == 1 and trip.conferences[0].get("hackathon"):
+            event_type = "hackathon"
+        events.append(
+            Event(
+                name=event_type,
+                title=trip.title + " " + trip.country_flags,
+                date=trip.start,
+                end_date=trip.end,
+                url=flask.url_for("trip_page", start=trip.start.isoformat()),
+            )
+        )
+
+    busy_events = [
+        e
+        for e in sorted(events, key=lambda e: e.as_date)
+        if e.as_date > today and e.as_date < next_year and busy_event(e)
+    ]
+
+    return find_gaps(busy_events)
+
+
 async def get_data(
     now: datetime, config: flask.config.Config
 ) -> typing.Mapping[str, str | object]: