Post another map image if the area/geometry has been modified

config-sample.yml

@@ -1,8 +1,10 @@
 osm:
   url_template: https://tile.openstreetmap.org/{z}/{x}/{y}.png
   attribution: © OpenStreetMap
+  health_check_url:
 nominatim:
-  api_base_url: 
+  api_base_url: https://nominatim.openstreetmap.org
+  health_check_url: https://nominatim.openstreetmap.org/status
 mastodon:
   client_id:
   client_secret:

scl.py

@@ -1,7 +1,7 @@
 import io
 import re
 from datetime import datetime
-from typing import Optional
+from typing import Optional, Tuple
 
 import mastodon
 import requests
@@ -9,6 +9,7 @@ import shapely
 import staticmap
 import yaml
 from mastodon import Mastodon
+from mastodon.return_types import MediaAttachment
 from PIL import Image, ImageDraw, ImageFont
 from shapely import Geometry
 from sqlalchemy import create_engine, select
@@ -18,7 +19,7 @@ from sqlalchemy.orm import DeclarativeBase, Mapped, Session, mapped_column
 from geospatial import DBGeometry, convert_outage_geometry
 
 REQUESTS_HEADERS = {"User-Agent": "seattlecitylight-mastodon-bot"}
-post_datetime_format = "%b %e %l:%M %p"
+POST_DATETIME_FORMAT = "%b %e %l:%M %p"
 
 scl_events_url = "https://utilisocial.io/datacapable/v2/p/scl/map/events"
 scl_events_response = requests.get(scl_events_url)
@@ -83,7 +84,6 @@ class AttribStaticMap(staticmap.StaticMap, object):
         textSize = fnt.getbbox(self.attribution)
         textPosition = (image.size[0] - textSize[2], image.size[1] - textSize[3])
         offset = 2
-        options = {"fill": (255, 255, 255, 180)}
         d.rectangle(
             [
                 (textPosition[0] - (2 * offset), textPosition[1] - (2 * offset)),
@@ -92,7 +92,7 @@ class AttribStaticMap(staticmap.StaticMap, object):
                     textSize[3] + textPosition[1] + (2 * offset),
                 ),
             ],
-            **options,
+            fill=(255, 255, 255, 180),
         )
 
         # draw text, full opacity
@@ -152,18 +152,11 @@ def get_hashtag_string(event) -> str:
     return hashtag_string
 
 
-def do_initial_post(
-    event,
-    event_class,
-    start_time: datetime,
-    estimated_restoration_time: datetime,
-    outage_geometries: shapely.MultiPolygon,
-) -> dict[str, str | None]:
-    post_id = None
-    map_media_post_id = None
+def generate_post_map_image(
+    event, event_class, outage_geometries: shapely.MultiPolygon
+) -> Tuple[MediaAttachment, str]:
     # Fallback location from the SCL API in case one couldn't be reverse geocoded
     area_text = event["city"]
-    try:
     map = AttribStaticMap(
         1024,
         1024,
@@ -254,24 +247,40 @@ def do_initial_post(
     with io.BytesIO() as map_image_file:
         map_image.save(map_image_file, format="WebP", method=6)
         map_media_post = mastodon_client.media_post(
-                map_image_file.getvalue(),
+            map_image_file,
             mime_type="image/webp",
             description=alt_text,
         )
-        map_media_post_id = map_media_post["id"]
+    return (map_media_post, area_text)
+
+
+def do_initial_post(
+    event,
+    event_class,
+    start_time: datetime,
+    estimated_restoration_time: datetime,
+    outage_geometries: shapely.MultiPolygon,
+) -> dict[str, str | None]:
+    post_id = None
+    map_media_post = None
+    area_text = str()
+
+    try:
+        map_media_post, area_text = generate_post_map_image(
+            event, event_class, outage_geometries
+        )
 
     except Exception as e:
         print(e)
         print(
             "Ran into an issue with generating/uploading the map. Will post without it."
         )
-        map_media_post = None
     hashtag_string = get_hashtag_string(event)
 
     est_restoration_post_text = str()
     if estimated_restoration_time > datetime.now():
         est_restoration_post_text = "\nEst. Restoration: {}\n".format(
-            estimated_restoration_time.strftime(post_datetime_format)
+            estimated_restoration_time.strftime(POST_DATETIME_FORMAT)
         )
 
     post_text = """Seattle City Light is reporting a {} outage in {}.
@@ -282,7 +291,7 @@ Cause: {}
 {}""".format(
         event_class["size"].lower(),
         area_text,
-        start_time.strftime(post_datetime_format),
+        start_time.strftime(POST_DATETIME_FORMAT),
         est_restoration_post_text,
         event["cause"],
         hashtag_string,
@@ -364,6 +373,7 @@ with Session(engine) as session:
             existing_record = lookup_result.one()
             updated_properties = []
             updated_entries = []
+            map_media_post = None
 
             est_restoration_diff_mins = (
                 abs(
@@ -382,7 +392,7 @@ with Session(engine) as session:
                     updated_properties.append("estimated restoration")
                     updated_entries.append(
                         "Est. Restoration: {}".format(
-                            estimated_restoration_time.strftime(post_datetime_format)
+                            estimated_restoration_time.strftime(POST_DATETIME_FORMAT)
                         )
                     )
             if event["cause"] != existing_record.cause:
@@ -406,8 +416,12 @@ with Session(engine) as session:
             max_event_class = classify_event_size(existing_record.max_num_people)
             if existing_record.outage_geometries != outage_geometries:
                 print("Geometries modified")
+                updated_properties.append("area")
                 existing_record.outage_geometries = outage_geometries
                 existing_record.geometries_modified = True
+                map_media_post, _ = generate_post_map_image(
+                    event, event_class, outage_geometries
+                )
 
             if updated_properties:
                 updated_properties.sort()
@@ -432,6 +446,7 @@ with Session(engine) as session:
                         post_result = mastodon_client.status_post(
                             status="\n".join(updated_entries),
                             in_reply_to_id=existing_record.most_recent_post_id,
+                            media_ids=map_media_post,
                             visibility="public",
                             language="en",
                         )