News: Autocomplete

And don't have it copied everywhere

hrochobot/cogs/news.py

@@ -6,11 +6,24 @@ from markdownify import markdownify
 import re
 from bs4 import BeautifulSoup
 
-from hrochobot.utils.ksp_utils import ksp_feed
+from hrochobot.utils.ksp_utils import ksp_feed, strip_id, KSP_URL
 import hrochobot.utils.data as data
 
 NEWS_JSON = "news"
 
+async def get_news_ids():
+    feed = await ksp_feed()
+    return list(map(lambda e: e.id, feed.entries))
+
+async def autocomplete_news_ids(ctx):
+    value = ctx.value.lower()
+    options = []
+    for id_ in map(strip_id, await get_news_ids()):
+        lid = id_.lower()
+        if lid.startswith(value) or lid.split("_", 1)[1].startswith(value):
+            options.append(id_)
+    return options
+
 def guess_color(title):
     """
     Automagically guess color of given post.
@@ -43,7 +56,7 @@ def format_entry(entry, author=None):
     if author:
         embed.set_author(name=author)
 
-    embed.set_thumbnail(url="https://ksp.mff.cuni.cz/img/hippo_head.png")
+    embed.set_thumbnail(url=f"{KSP_URL}/img/hippo_head.png")
 
     date = datetime.fromisoformat(entry.published)
     embed.set_footer(text=date.strftime("%-d. %-m. %Y"))
@@ -57,7 +70,7 @@ async def post_news(bot, guild, entry_id):
 
     channel = get(guild.channels, id=news_json["news_channel"])
     feed = await ksp_feed()
-    entries_with_id = list(filter(lambda e: e.id == f"https://ksp.mff.cuni.cz/news_{entry_id}", feed.entries))
+    entries_with_id = list(filter(lambda e: strip_id(e.id) == entry_id, feed.entries))
     if len(entries_with_id) == 0:
         return f"Entry with id ``{entry_id}`` not found."
 
@@ -92,7 +105,7 @@ class News(commands.Cog):
         return await ctx.respond(f"News channel set to {channel.mention}.", ephemeral=True)
 
     @news.command(description="Synchronize news feed.")
-    @discord.option("id", str, description="Id of entry to send.")
+    @discord.option("id", str, description="Id of entry to send.", autocomplete=autocomplete_news_ids)
     async def post_news(self, ctx, id: int):
         err = await post_news(self.bot, ctx.guild, id)
         if err:

hrochobot/utils/ksp_utils.py

@@ -37,3 +37,9 @@ def active_deadlines() -> List[Tuple[str, datetime]]:
 
 async def ksp_feed() -> feedparser.util.FeedParserDict:
     return feedparser.parse(f"{KSP_URL}/ksp.feed")
+
+def strip_id(id_):
+    text = f"{KSP_URL}/"
+    if id_.startswith(text):
+        id_ = id_[len(text):]
+    return id_