enh: fuzz search

notdodo · Sep 24, 2024 · e94e6df · e94e6df
1 parent f685cce
commit e94e6df
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Showing 3 changed files with 31 additions and 5 deletions.
diff --git a/app/erfiume/tgbot.py b/app/erfiume/tgbot.py
@@ -17,6 +17,7 @@
     MessageHandler,
     filters,
 )
+from thefuzz import process  # type: ignore[import-untyped]
 
 if TYPE_CHECKING:
     from aws_lambda_powertools.utilities.typing import LambdaContext
@@ -175,11 +176,15 @@ async def handle_private_message(
     if update.message and update.effective_chat and update.message.text:
         logger.info("Received private message: %s", update.message.text)
         async with AsyncDynamoDB(table_name="Stazioni") as dynamo:
-            stazione = await dynamo.get_matching_station(
-                update.message.text.replace("/", "").strip()
-            )
+            query = update.message.text.replace("/", "").strip()
+            fuzzy_query = process.extractOne(query, KNOWN_STATIONS)[0]
+            stazione = await dynamo.get_matching_station(fuzzy_query)
             if stazione and update.message:
                 message = stazione.create_station_message()
+                if query != fuzzy_query:
+                    message += (
+                        "\nSe non é la stazione corretta prova ad affinare la ricerca."
+                    )
             await context.bot.send_message(
                 chat_id=update.effective_chat.id,
                 text=message,
@@ -203,11 +208,17 @@ async def handle_group_message(
     if update.message and update.effective_chat and update.message.text:
         logger.info("Received group message: %s", update.message.text)
         async with AsyncDynamoDB(table_name="Stazioni") as dynamo:
-            stazione = await dynamo.get_matching_station(
+            query = (
                 update.message.text.replace("/", "").replace("erfiume_bot", "").strip()
             )
+            fuzzy_query = process.extractOne(query, KNOWN_STATIONS)[0]
+            stazione = await dynamo.get_matching_station(fuzzy_query)
             if stazione and update.message:
                 message = stazione.create_station_message()
+                if query != fuzzy_query:
+                    message += (
+                        "\nSe non é la stazione corretta prova ad affinare la ricerca."
+                    )
             await context.bot.send_message(
                 chat_id=update.effective_chat.id,
                 text=message,

diff --git a/app/poetry.lock b/app/poetry.lock
diff --git a/app/pyproject.toml b/app/pyproject.toml
@@ -13,6 +13,7 @@ aioboto3 = "^13.1.1"
 poetry-dotenv-plugin = "^0.2.0"
 python = "^3.12"
 python-telegram-bot = "^21.5"
+thefuzz = "^0.22.1"
 
 [tool.poetry.group.dev.dependencies]
 awscli-local = "^0.22.0"