X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=turbot%2Fevents.py;h=eb5bcc46c69a8e8bfa09c275081a6f650e71de69;hb=c6ad0733c2613b899a30291b14222ef6c322c6cb;hp=32d061ab1bb62da91655891beb9c626d7859d6c4;hpb=9b570c69c799bc2442d712507474c803f7a571bf;p=turbot

diff --git a/turbot/events.py b/turbot/events.py
index 32d061a..eb5bcc4 100644
--- a/turbot/events.py
+++ b/turbot/events.py
@@ -1,49 +1,271 @@
 from turbot.blocks import (
-    section_block, text_block, button_block, actions_block
+    section_block, text_block, button_block, actions_block, divider_block
 )
+from turbot.hunt import find_hunt_for_hunt_id
+from turbot.sheets import (
+    sheets_create, sheets_create_for_puzzle, sheets_create_folder
+)
+from turbot.slack import slack_send_message, slack_channel_members
+from turbot.channel import channel_url
+from boto3.dynamodb.conditions import Key
+
+TURBOT_USER_ID = 'U01B9QM4P9R'
+
+events = {}
+
+lambda_success = {'statusCode': 200}
+lambda_error = {'statusCode': 400}
+
+def hunt_link_block(turb, hunt):
 
-def hunt_block(hunt):
     name = hunt['name']
     channel_id = hunt['channel_id']
 
-    text = "{}: ".format(name)
-
-    if (channel_id.startswith("placeholder-")):
-        text += "[Slack channel is still being created. Please wait.]"
-    else:
-        text += "<#{}>".format(channel_id)
+    hunt_link = "*<{}|{}>*".format(channel_url(channel_id), name)
 
-    return section_block(text_block(text))
+    return section_block(text_block(hunt_link))
 
-def home(turb, user_id, body):
+def home(turb, user_id):
     """Returns a view to be published as the turbot home tab for user_id
 
-    The body argument is a dictionary as provided by the Slack request.
     The return value is a dictionary suitable to be published to the
     Slack views_publish API."""
 
-    # Behave cleanly if there is not hunts table at all yet.
+    # Behave cleanly if there is no "turbot" table at all yet.
     try:
-        response = turb.db.Table("hunts").scan()
+        response = turb.table.scan(
+            IndexName="is_hunt_index",
+        )
         hunts = response['Items']
-    except:
+    except Exception:
         hunts = []
 
+    my_hunt_blocks = []
+    available_hunt_blocks = []
+    for hunt in hunts:
+        if not hunt['active']:
+            continue
+        if user_id in slack_channel_members(turb.slack_client,
+                                            hunt['channel_id']):
+            my_hunt_blocks.append(hunt_link_block(turb, hunt))
+        else:
+            available_hunt_blocks.append(hunt_link_block(turb, hunt))
+
+    if len(my_hunt_blocks):
+        my_hunt_blocks = [
+            section_block(text_block("*Hunts you belong to:*")),
+            divider_block(),
+            * my_hunt_blocks
+        ]
+    else:
+        my_hunt_blocks.append([
+            section_block(text_block("You do not belong to any hunts"))
+        ])
+
+    if len(available_hunt_blocks):
+        available_hunt_blocks = [
+            section_block(text_block("*Hunts you can join:*")),
+            divider_block(),
+            * available_hunt_blocks
+        ]
+
     return {
         "type": "home",
         "blocks": [
-            section_block(text_block("*Active hunts*")),
-            *[hunt_block(hunt) for hunt in hunts if hunt['active']],
+            * my_hunt_blocks,
+            * available_hunt_blocks,
             actions_block(button_block("New hunt", "new_hunt"))
         ]
     }
 
-def app_home_opened(turb, body):
-    user_id = body['event']['user']
-    view = home(turb, user_id, body)
+def app_home_opened(turb, event):
+    """Handler for the app_home_opened event
+
+    This event occurs when a user visits the home tab for the turbot app.
+    In response to this event we need to publish a view for the user."""
+
+    user_id = event['user']
+    view = home(turb, user_id)
     turb.slack_client.views_publish(user_id=user_id, view=view)
-    return "OK"
+    return lambda_success
+
+events['app_home_opened'] = app_home_opened
+
+def hunt_channel_created(turb, channel_name, channel_id):
+    """Creates a Google sheet for a newly-created hunt channel"""
+
+    # First see if we can find an entry for this hunt in the database.
+    # If not, simply return an error and let Slack retry
+    response = turb.table.query(
+        IndexName='channel_id_index',
+        KeyConditionExpression=Key("channel_id").eq(channel_id)
+    )
+    if 'Items' not in response:
+        print("Warning: Cannot find channel_id {} in turbot table. "
+              .format(channel_id) + "Letting Slack retry this event")
+        return lambda_error
+
+    hunt = response['Items'][0]
+
+    if 'sheet_url' in hunt:
+        print("Info: channel_id {} already has sheet_url {}. Exiting."
+              .format(channel_id, hunt['sheet_url']))
+        return lambda_success
+
+    # Before launching into sheet creation, indicate that we're doing this
+    # in the database. This way, if we take too long to create the sheet
+    # and Slack retries the event, that next event will see this 'pending'
+    # string and cleanly return (eliminating all future retries).
+    hunt['sheet_url'] = 'pending'
+    turb.table.put_item(Item=hunt)
+
+    # Also, let the channel users know what we are up to
+    slack_send_message(
+        turb.slack_client, channel_id,
+        "Welcome to the channel for the {} hunt! ".format(hunt['name'])
+        + "Please wait a moment or two while I create some backend resources.")
+
+    # Create a new folder within Google drive for the hunt
+    hunt['folder_id'] = sheets_create_folder(turb, hunt['hunt_id'])
+
+    # Create a sheet for the hunt
+    sheet = sheets_create(turb, hunt['name'], hunt['folder_id'])
+    hunt['sheet_url'] = sheet['url']
+
+    # Message the channel with the URL of the sheet
+    slack_send_message(turb.slack_client, channel_id,
+                       "Sheet created for this hunt: {}".format(sheet['url']))
+
+    # Mark the hunt as active now
+    hunt['active'] = True
+
+    # Update the database with all the changes we have made to the hunt
+    turb.table.put_item(Item=hunt)
+
+    # Message the hunt channel that the database is ready
+    slack_send_message(
+        turb.slack_client, channel_id,
+        "Thank you for waiting. This hunt is now ready to begin! "
+        + "Type `/new` to create a puzzle for the hunt and `/help` for help.")
+
+    return lambda_success
+
+def set_channel_description(turb, puzzle):
+    channel_id = puzzle['channel_id']
+    description = puzzle['name']
+    url = puzzle.get('url', None)
+    sheet_url = puzzle.get('sheet_url', None)
+
+    links = []
+    if url:
+        links.append("<{}|Puzzle>".format(url))
+    if sheet_url:
+        links.append("<{}|Sheet>".format(sheet_url))
+
+    if len(links):
+        description += "({})".format(', '.join(links))
+
+    turb.slack_client.conversations_setPurpose(channel=channel_id,
+                                               purpose=description)
+    turb.slack_client.conversations_setTopic(channel=channel_id,
+                                             topic=description)
+
+def puzzle_channel_created(turb, channel_name, channel_id):
+    """Creates sheet and invites user for a newly-created puzzle channel"""
+
+    # First see if we can find an entry for this puzzle in the database.
+    # If not, simply return an error and let Slack retry
+    response = turb.table.query(
+        IndexName="channel_id_index",
+        KeyConditionExpression=Key("channel_id").eq(channel_id),
+    )
+    if 'Items' not in response:
+        print("Warning: Cannot find channel_id {} in turbot table. "
+              .format(channel_id) + "Letting Slack retry this event")
+        return lambda_error
+
+    puzzle = response['Items'][0]
+
+    if 'sheet_url' in puzzle:
+        print("Info: channel_id {} already has sheet_url {}. Exiting."
+              .format(channel_id, puzzle['sheet_url']))
+        return lambda_success
+
+    # We need hunt from the database to know which folder to create
+    # the sheet in.
+    hunt = find_hunt_for_hunt_id(turb, puzzle['hunt_id'])
+
+    # Before launching into sheet creation, indicate that we're doing this
+    # in the database. This way, if we take too long to create the sheet
+    # and Slack retries the event, that next event will see this 'pending'
+    # string and cleanly return (eliminating all future retries).
+    puzzle['sheet_url'] = 'pending'
+    puzzle['channel_url'] = channel_url(channel_id)
+    turb.table.put_item(Item=puzzle)
+
+    # Create a sheet for the puzzle
+    sheet = sheets_create_for_puzzle(turb, puzzle, hunt['folder_id'])
+
+    # Update the database with the URL of the sheet
+    puzzle['sheet_url'] = sheet['url']
+    turb.table.put_item(Item=puzzle)
+
+    # Get the new sheet_url into the channel description
+    set_channel_description(turb, puzzle)
+
+    # And finally, give a welcome message with some documentation
+    # on how to update the state of the puzzle in the database.
+    welcome_msg = (
+        "Welcome! This channel is the primary place to "
+        + "discuss things as the team works together to solve the "
+        + "puzzle \"{}\". ".format(puzzle['name'])
+    )
+
+    if 'url' in puzzle:
+        welcome_msg += (
+            "See the <{}|puzzle itself> ".format(puzzle['url'])
+            + "for what was originally presented to us. "
+        )
+
+    welcome_msg += (
+        "Actual puzzle solving work will take place within the following " +
+        "<{}|shared spreadsheet> ".format(puzzle['sheet_url']) +
+        "\n\n"
+        "Common commands for updating the puzzle are `/state NEW STATE`, " +
+        "`/tag NEW_TAG`, and `/solved SOLUTION` . See `/help` for details " +
+        "and for additional commands."
+    )
+
+    turb.slack_client.chat_postMessage(channel=channel_id, text=welcome_msg)
+
+    # Finally, finally, notify the hunt channel about the new puzzle
+    hunt = find_hunt_for_hunt_id(turb, puzzle['hunt_id'])
+    slack_send_message(
+        turb.slack_client, hunt['channel_id'],
+        "New puzzle available: <{}|{}>".format(
+            puzzle['channel_url'],
+            puzzle['name'])
+    )
+
+    return lambda_success
+
+def channel_created(turb, event):
+
+    channel = event['channel']
+    channel_id = channel['id']
+    channel_name = channel['name']
+    creator = channel['creator']
+
+    # Ignore any channels that turbot didn't create
+    if creator != TURBOT_USER_ID:
+        print("channel_created: Not a turbot-created channel. Exiting.")
+        return lambda_success
+
+    # The presence of a hyphen determines whether this is a puzzle
+    # channel or a hunt channel.
+    if '-' in channel_name:
+        return puzzle_channel_created(turb, channel_name, channel_id)
+    else:
+        return hunt_channel_created(turb, channel_name, channel_id)
 
-events = {
-    "app_home_opened": app_home_opened
-}
+events['channel_created'] = channel_created