fix: Fix several small bugs.

Fixes #33 and #37.

models/github/__init__.py

@@ -4,7 +4,7 @@
 
 # Import all trivial models
 from .commit import Commit
-from .event_type import EventType, convert_str_to_event_type
+from .event_type import EventType, convert_keywords_to_events
 from .issue import Issue
 from .pull_request import PullRequest
 from .ref import Ref

models/github/event_type.py

@@ -21,8 +21,8 @@ class EventType(Enum):
     PULL_MERGED = ("prm", "A Pull Request was merged")
     PULL_OPENED = ("pro", "A Pull Request was opened")
     PULL_READY = ("prr", "A Pull Request is ready")
-    ISSUE_OPENED = ("io", "An Issue was opened")
-    ISSUE_CLOSED = ("ic", "An Issue was closed")
+    ISSUE_OPENED = ("iso", "An Issue was opened")
+    ISSUE_CLOSED = ("isc", "An Issue was closed")
 
     # Review
     REVIEW = ("rv", "A Review was given on a Pull Request")
@@ -44,15 +44,30 @@ def __init__(self, keyword, docs):
         self.docs = docs
 
 
-def convert_str_to_event_type(event_keyword: str) -> EventType | None:
+def convert_keywords_to_events(keywords: list[str]) -> set[EventType]:
     """
-    Returns the `EventType` member corresponding to the passed keyword.
-    If no `EventType` is matched, returns `None`.
-    :param event_keyword: Short string representing the event.
-    :return: `EventType` member corresponding to the keyword.
+    Returns a  set of `EventType` members corresponding to the passed keywords.
+    If no `EventType` is matched, returns an empty set.
+    :param keywords: List of short strings representing the events.
+    :return: Set of `EventType` members corresponding to the keywords.
     """
-    for event_type in EventType:
-        if event_type.keyword == event_keyword:
-            return event_type
-    print("Event not in enum")
-    return None
+    if len(keywords) == 0 or "default" in keywords:
+        return {
+            EventType.BRANCH_CREATED,
+            EventType.TAG_CREATED,
+            EventType.PULL_OPENED,
+            EventType.ISSUE_OPENED,
+            EventType.REVIEW,
+            EventType.COMMIT_COMMENT,
+            EventType.ISSUE_COMMENT,
+            EventType.PUSH,
+            EventType.STAR_ADDED,
+        }
+    if "all" in keywords or "*" in keywords:
+        return set(EventType)
+    return {
+        event_type
+        for event_type in EventType
+        for keyword in keywords
+        if event_type.keyword == keyword
+    }

slack_bot/runner.py

@@ -6,7 +6,7 @@
 
 from bottle import MultiDict
 
-from models.github import EventType, convert_str_to_event_type
+from models.github import EventType, convert_keywords_to_events
 from models.slack import Channel
 from utils.json import JSON
 from utils.storage import Storage
@@ -60,11 +60,7 @@ def run_subscribe_command(
         :param args: `list` of events to subscribe to.
         """
         repo: str = args[0]
-        new_events: set[EventType] = {
-            convert_str_to_event_type(arg) for arg in args[1:]
-        }
-        # Remove all the entries which do not correspond to a correct [EventType].
-        new_events -= {None}
+        new_events = convert_keywords_to_events(args[1:])
         if repo in self.subscriptions:
             channels: set[Channel] = self.subscriptions[repo]
             channel: Channel | None = next(
@@ -129,21 +125,21 @@ def run_unsubscribe_command(
         if channel is not None:
             # If this channel has subscribed to some events
             # from this repo, update the list of events.
-            events = channel.events
-            for arg in args[1:]:
-                event: EventType | None = convert_str_to_event_type(arg)
+            current_events = channel.events
+            chosen_events = convert_keywords_to_events(args[1:])
+            for event in chosen_events:
                 try:
-                    events.remove(event)
+                    current_events.remove(event)
                 except KeyError:
                     # This means that the user tried to unsubscribe from
                     # an event that wasn't subscribed to in the first place.
                     pass
             self.subscriptions[repo].remove(channel)
-            if len(events) != 0:
+            if len(current_events) != 0:
                 self.subscriptions[repo].add(
                     Channel(
                         name=current_channel,
-                        events=events,
+                        events=current_events,
                     )
                 )
         return self.run_list_command(current_channel=current_channel, ephemeral=True)
@@ -186,6 +182,17 @@ def run_list_command(
                     "type": "divider",
                 },
             ]
+        if len(blocks) == 0:
+            prompt = "This channel has not yet subscribed to anything."
+            prompt += "You can subscribe to your favorite repositories "
+            prompt += "using the `/subscribe` command. For more info, use the `/help` command."
+
+            blocks = [
+                {
+                    "type": "mrkdwn",
+                    "text": prompt,
+                },
+            ]
         return {
             "response_type": "ephemeral" if ephemeral else "in_channel",
             "blocks": blocks,
@@ -222,9 +229,12 @@ def run_help_command() -> dict[str, Any]:
                         "text": (
                             "*Events*\n"
                             "GitHub events are abbreviated as follows:\n"
+                            "0. `default` or no arguments: Subscribe "
+                            "to the most common and important events.\n"
+                            "1. `all` or `*`: Subscribe to every supported event.\n"
                             + " ".join(
                                 [
-                                    f"{i + 1}. `{event.keyword}`: {event.docs}\n"
+                                    f"{i + 2}. `{event.keyword}`: {event.docs}\n"
                                     for i, event in enumerate(EventType)
                                 ]
                             )

utils/storage.py

@@ -5,7 +5,7 @@
 import json
 import os
 
-from models.github import EventType, convert_str_to_event_type
+from models.github import EventType, convert_keywords_to_events
 from models.slack import Channel
 
 
@@ -45,10 +45,7 @@ def import_subscriptions() -> dict[str, set[Channel]]:
                     repo: {
                         Channel(
                             name=channel,
-                            events={
-                                convert_str_to_event_type(event_keyword)
-                                for event_keyword in events
-                            },
+                            events=convert_keywords_to_events(events),
                         )
                         for channel, events in channels.items()
                     }
@@ -58,7 +55,7 @@ def import_subscriptions() -> dict[str, set[Channel]]:
         else:
             # Default subscriptions, for dev and testing
             return {
-                "fake-rdrive-flutter": {
+                "github-slack-bot": {
                     Channel("#github-slack-bot", set(EventType)),
                 }
             }