Initial working version

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2025-05-29 15:04:36 -04:00
parent 7206661877
commit e991862a01
10 changed files with 406 additions and 0 deletions

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.dockerignore Normal file
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__pycache__/
*.pyc
.env

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Dockerfile Normal file
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# Dockerfile
FROM python:3.11-slim
ENV PYTHONUNBUFFERED=1
# Set working directory
WORKDIR /app
# Install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
# Copy bot source code
COPY bot/ ./bot
# Set default command
CMD ["python", "bot/main.py"]

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# bot/config.py
import os
from dotenv import load_dotenv
load_dotenv()
# --- Plex ---
PLEX_BASE_URL = os.getenv("PLEX_BASE_URL")
PLEX_TOKEN = os.getenv("PLEX_TOKEN")
# --- OpenAI ---
OPENAI_API_KEY = os.getenv("OPENAI_API_KEY")
OPENAI_MODEL = os.getenv("OPENAI_MODEL", "gpt-4")
# --- Caching ---
CACHE_FILE = os.getenv("CACHE_FILE", "bot/library_cache.json")
MAX_CACHE_AGE_HOURS = int(os.getenv("MAX_CACHE_AGE_HOURS", 6))
# --- Discord Bot ---
DISCORD_BOT_TOKEN = os.getenv("DISCORD_BOT_TOKEN")

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# bot/library_cache.py
import json
import os
import time
from typing import List
from plex_client import PlexClient
CACHE_FILE = 'bot/library_cache.json'
MAX_CACHE_AGE_HOURS = 6
class LibraryCache:
def __init__(self):
if self.is_cache_stale():
print("📦 Plex cache is stale or missing — refreshing...")
self.refresh_cache()
else:
print("✅ Using cached Plex library data.")
self.load_cache()
def is_cache_stale(self) -> bool:
if not os.path.exists(CACHE_FILE):
return True
age_hours = (time.time() - os.path.getmtime(CACHE_FILE)) / 3600
return age_hours > MAX_CACHE_AGE_HOURS
def refresh_cache(self):
plex = PlexClient()
media = plex.server.library.sections()
new_data = []
for section in media:
if section.type in ['movie', 'show']:
for item in section.all():
new_data.append({
'title': item.title.strip(),
'type': section.type,
'genres': [g.tag for g in getattr(item, 'genres', [])],
'year': getattr(item, 'year', None)
})
self.data = new_data
self.save_cache()
def save_cache(self):
with open(CACHE_FILE, 'w', encoding='utf-8') as f:
json.dump(self.data, f, ensure_ascii=False, indent=2)
def load_cache(self):
with open(CACHE_FILE, 'r', encoding='utf-8') as f:
self.data = json.load(f)
def get_titles_by_type(self, media_type: str) -> List[str]:
return [item['title'] for item in self.data if item['type'] == media_type]
def search(self, title: str, media_type: str = None) -> bool:
"""Check if title exists in library (case-insensitive, optional type filter)."""
for item in self.data:
if item['title'].lower() == title.lower() and (media_type is None or item['type'] == media_type):
return True
return False

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# bot/main.py
import discord
from discord.ext import commands
from discord import app_commands
from tautulli_client import TautulliClient
from recommender import Recommender
from config import DISCORD_BOT_TOKEN
intents = discord.Intents.default()
client = commands.Bot(command_prefix="!", intents=intents)
tree = client.tree
tautulli = TautulliClient()
recommender = Recommender()
@client.event
async def on_ready():
print(f"🤖 Logged in as {client.user} (ID: {client.user.id})")
await tree.sync()
print("✅ Slash commands synced.")
@tree.command(name="recommend", description="Recommend movies or TV shows for a Plex user")
@app_commands.describe(
username="Plex username (case-sensitive)",
media_type="Choose 'movie' or 'tv'"
)
async def recommend(interaction: discord.Interaction, username: str, media_type: str):
await interaction.response.defer() # Acknowledge the request
try:
#users = tautulli._request("get_users")
#print("👤 Tautulli Users:")
#for u in users:
# print(f"{u.get('username')}")
# Convert Discord input to Plex-friendly type
history = tautulli.get_user_watch_history(username=username, media_type=media_type.lower())
if not history:
await interaction.followup.send(f"⚠️ No recent {media_type} history found for `{username}`.")
return
watched_titles = [entry["title"] for entry in history]
result = recommender.recommend(watched_titles, media_type=media_type.lower())
response = f"🎬 **{media_type.title()} Recommendations for `{username}`:**\n\n"
if result["available"]:
response += "✅ **Available on Plex:**\n" + "\n".join(f"- {title}" for title in result["available"]) + "\n\n"
if result["requestable"]:
response += "🛒 **Requestable:**\n" + "\n".join(f"- {title}" for title in result["requestable"])
if not result["available"] and not result["requestable"]:
response += "❌ No recommendations found."
await interaction.followup.send(response)
except Exception as e:
await interaction.followup.send(f"❌ Error: {str(e)}")
print("Error in /recommend:", e)
if __name__ == "__main__":
client.run(DISCORD_BOT_TOKEN)

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# bot/plex_client.py
from plexapi.server import PlexServer
from dotenv import load_dotenv
import os
from datetime import datetime, timedelta
from config import PLEX_BASE_URL, PLEX_TOKEN
class PlexClient:
def __init__(self):
self.server = PlexServer(PLEX_BASE_URL, PLEX_TOKEN)
self.users = {u.title.lower(): u for u in self.server.myPlexAccount().users()}
self.admin_username = self.server.myPlexAccount().username.lower()
def get_user_watch_history(self, username: str, media_type: str = "movie", max_items: int = 20):
"""Returns recent watch history within the last 14 days for a user."""
recent_cutoff = datetime.now() - timedelta(days=14)
username = username.lower()
if username == self.admin_username:
user_server = self.server
else:
user = self.users.get(username)
if not user:
raise ValueError(f"No Plex user found with username '{username}'")
token = user.get_token(self.server.friendlyName)
user_server = PlexServer(PLEX_BASE_URL, token)
history = []
sections = user_server.library.sections()
for section in sections:
if section.type == media_type:
items = section.search(sort='lastViewedAt:desc', limit=max_items * 2) # buffer for filtering
for item in items:
if item.lastViewedAt and item.lastViewedAt >= recent_cutoff:
history.append({
'title': item.title,
'type': media_type,
'genres': [g.tag for g in getattr(item, 'genres', [])],
'summary': getattr(item, 'summary', ''),
})
if len(history) >= max_items:
break
print(f"📺 Watch history for {username}:")
for item in history:
print(f"- {item['title']} (last viewed: {item.get('lastViewedAt', 'n/a')})")
return history
def get_all_library_titles(self):
"""Returns all movies and shows in the Plex library."""
media = {'movie': [], 'show': []}
for section in self.server.library.sections():
if section.type in media:
for item in section.all():
media[section.type].append(item.title)
return media

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# bot/recommender.py
import openai
import os
from dotenv import load_dotenv
from typing import List, Dict, Literal
from library_cache import LibraryCache
from config import OPENAI_API_KEY, OPENAI_MODEL
load_dotenv()
openai.api_key = OPENAI_API_KEY
MediaType = Literal["movie", "show"]
class Recommender:
def __init__(self):
self.cache = LibraryCache()
def recommend(self, watched_titles: List[str], media_type: MediaType = "movie", max_recs: int = 5) -> Dict[str, List[str]]:
if not watched_titles:
raise ValueError("No watched titles provided.")
prompt = self.build_prompt(watched_titles, media_type, max_recs)
response = self.query_openai(prompt)
print("🧠 Prompt:", prompt)
print("📥 Raw response:", response)
all_titles = self.parse_titles(response)
print("📦 Parsed titles:", all_titles)
available = [title for title in all_titles if self.cache.search(title, media_type)]
requestable = [title for title in all_titles if title not in available]
return {
"available": available,
"requestable": requestable
}
def build_prompt(self, watched: List[str], media_type: str, max_recs: int) -> str:
type_text = "movies" if media_type == "movie" else "TV shows"
# You could optionally summarize genres here
genre_summary = self.extract_common_genres(watched, media_type)
return (
f"A user has watched the following {type_text}: {', '.join(watched[:20])}. "
f"These shows are mostly {genre_summary}. "
f"Recommend {max_recs} similar {type_text} based on theme and tone. "
f"Return only a plain comma-separated list of titles — no numbers, no explanations."
)
def extract_common_genres(self, watched: List[str], media_type: str) -> str:
genre_counts = {}
for item in self.cache.data:
if item["title"] in watched and item["type"] == media_type:
for genre in item.get("genres", []):
genre_counts[genre] = genre_counts.get(genre, 0) + 1
sorted_genres = sorted(genre_counts.items(), key=lambda x: x[1], reverse=True)
top_genres = [g for g, _ in sorted_genres[:3]]
return ", ".join(top_genres) if top_genres else "varied genres"
def query_openai(self, prompt: str) -> str:
try:
response = openai.ChatCompletion.create(
model=OPENAI_MODEL,
messages=[
{"role": "system", "content": "You're a helpful and precise media recommender."},
{"role": "user", "content": prompt}
],
temperature=0.4,
max_tokens=150
)
return response.choices[0].message.content
except Exception as e:
print("⚠️ OpenAI API error:", e)
return ""
def parse_titles(self, response: str) -> List[str]:
lines = response.replace("\n", ",").split(",")
cleaned = []
for item in lines:
item = item.strip()
item = item.lstrip("-•*0123456789. ").strip()
if item:
cleaned.append(item)
return cleaned

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# bot/tautulli_client.py
import os
import requests
from datetime import datetime, timedelta
from dotenv import load_dotenv
load_dotenv()
TAUTULLI_URL = os.getenv("TAUTULLI_URL")
TAUTULLI_API_KEY = os.getenv("TAUTULLI_API_KEY")
class TautulliClient:
def __init__(self):
self.base_url = f"{TAUTULLI_URL}/api/v2"
self.api_key = TAUTULLI_API_KEY
def _request(self, cmd: str, params: dict = {}):
payload = {
"apikey": self.api_key,
"cmd": cmd,
**params
}
try:
res = requests.get(self.base_url, params=payload)
res.raise_for_status()
return res.json().get("response", {}).get("data", [])
except Exception as e:
print(f"❌ Tautulli API error for {cmd}: {e}")
return []
def get_user_watch_history(self, username: str, media_type: str = "movie", days: int = 14, max_items: int = 20):
"""Get a list of recently watched movies or shows by username."""
cutoff = datetime.now() - timedelta(days=days)
print(media_type)
if media_type=='movie':
tautulli_media_type='movie'
elif media_type=='tv':
tautulli_media_type='episode'
history = self._request("get_history", {
"user": username,
"media_type":tautulli_media_type,
"order_column": "date",
"order_dir": "desc",
"length": 100 # buffer to allow filtering
})
history = history['data']
#print(history)
filtered = []
print('FULL HISTORY')
for item in history:
print(item['user'],item['media_type'],item['title'],item['grandparent_title'],username,cutoff,datetime.fromtimestamp(item["date"]))
try:
watched_date = datetime.fromtimestamp(item["date"])
if watched_date < cutoff:
continue
filtered.append({
"title": item["title"] if media_type == "movie" else item["grandparent_title"],
"type": media_type,
"genres": item.get("genre", "").split(", "),
"summary": item.get("summary", "")
})
if len(filtered) >= max_items:
break
except Exception:
continue
print(filtered)
return filtered

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version: '3.8'
services:
plex-discord-bot:
build: .
env_file: .env
restart: unless-stopped
volumes:
- ./bot:/app/bot

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discord.py
openai==0.28
plexapi
python-dotenv
requests