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import random
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from datetime import datetime, timedelta, timezone
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from db_utils import get_or_create_user, add_pull, get_db_connection, get_last_rolled_at
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from add_character import add_character
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from config import GACHA_ROLL_INTERVAL
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def get_character():
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''' Gets a random character from the database'''
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conn = get_db_connection()
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cur = conn.cursor()
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cur.execute('SELECT * FROM characters')
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characters = cur.fetchall()
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conn.close()
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if not characters:
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return None, None, None, None
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weights = [c['weight'] for c in characters]
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chosen = random.choices(characters, weights=weights, k=1)[0]
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return chosen['id'], chosen['name'], chosen['file_id'], chosen['rarity']
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def do_roll(full_user):
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'''Determines whether the user can roll, then pulls a random character'''
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user_id = get_or_create_user(full_user)
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# Get date of user's last roll
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date = get_last_rolled_at(user_id)
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# No date means it's users first roll
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if date:
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# SQLite timestamps returned by the DB are always in UTC
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# Below timestamps are to be converted to UTC
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prev = datetime.strptime(date + '+0000', '%Y-%m-%d %H:%M:%S%z')
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now = datetime.now(timezone.utc)
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time_since_last_roll = now - prev
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roll_interval = timedelta(seconds=GACHA_ROLL_INTERVAL)
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duration = roll_interval - time_since_last_roll
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# User needs to wait before they can roll again
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if time_since_last_roll < roll_interval:
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remaining_duration = None
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if duration.seconds > 3600:
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remaining_duration = f'{-(duration.seconds // -3600)} hours'
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elif duration.seconds > 60:
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remaining_duration = f'{-(duration.seconds // -60)} minutes'
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else:
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remaining_duration = f'{duration.seconds} seconds'
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return f'{full_user} ⏱️ Please wait another {remaining_duration} before rolling again.'
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character_id, character_name, file_id, rarity = get_character()
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if not character_id:
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return f'{full_user} Uwaaa... something went wrong! No characters found. 😿'
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add_pull(user_id,character_id)
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stars = '⭐️' * rarity
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return([f"@{full_user} 🎲 Congrats! You rolled {stars} **{character_name}**\n\
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She's all yours now~ 💖✨",[file_id]])
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def is_float(val):
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'''Returns true if `val` can be converted to a float'''
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try:
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float(val)
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return True
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except ValueError:
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return False
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def do_create(full_user, arguments, note_obj):
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'''Creates a character'''
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# Example call from bot logic
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image_url = note_obj.get('files', [{}])[0].get('url') if note_obj.get('files') else None
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if not image_url:
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return f'{full_user}{full_user} You need an image to create a character, dumbass.'
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if len(arguments) != 3:
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return '{full_user}Please specify the following attributes in order: \
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name, rarity, drop weighting'
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if not (arguments[1].isnumeric() and 1 <= int(arguments[1]) <= 5):
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return f'{full_user}Invalid rarity: \'{arguments[1]}\' must be a number between 1 and 5'
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if not (is_float(arguments[2]) and 0.0 < float(arguments[2]) <= 1.0):
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return f'{full_user}Invalid drop weight: \'{arguments[2]}\' \
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must be a decimal value between 0.0 and 1.0'
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character_id, file_id = add_character(
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name=arguments[0],
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rarity=int(arguments[1]),
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weight=float(arguments[2]),
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image_url=image_url
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)
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return([f'{full_user}Added {arguments[0]}, ID {character_id}.',[file_id]])
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def do_help(full_user):
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'''Provides a list of commands that the bot can do.'''
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return f'{full_user} Here\'s what I can do:\n \
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- `roll` Pulls a random character.\
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- `create <name> <rarity> <weight>` Creates a character using a given image.\
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- `help` Shows this message'
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def generate_response(parsed_command):
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'''Given a command with arguments, processes the game state and
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returns a response'''
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command, full_user, arguments, note_obj = parsed_command
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match command:
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case 'roll':
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return do_roll(full_user)
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case 'create':
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return do_create(full_user, arguments, note_obj)
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case 'help':
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return do_help(command)
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case _:
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return None
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