|
| 1 | +""" |
| 2 | +SyriaBot - API Package |
| 3 | +====================== |
| 4 | +
|
| 5 | +FastAPI-based REST API for the XP Leaderboard Dashboard. |
| 6 | +
|
| 7 | +Author: حَـــــنَّـــــا |
| 8 | +Server: discord.gg/syria |
| 9 | +
|
| 10 | +Features: |
| 11 | +- XP leaderboard with pagination and period filters |
| 12 | +- User profiles with detailed stats |
| 13 | +- Server statistics and daily activity |
| 14 | +- Per-channel message counts |
| 15 | +- Protected XP modification endpoints (API key required) |
| 16 | +- Response caching with TTL |
| 17 | +- Rate limiting per IP |
| 18 | +
|
| 19 | +Usage with bot: |
| 20 | + from src.api import APIService |
| 21 | +
|
| 22 | + # In your bot's setup |
| 23 | + api_service = APIService(bot) |
| 24 | + await api_service.start() |
| 25 | +
|
| 26 | + # On shutdown |
| 27 | + await api_service.stop() |
| 28 | +
|
| 29 | +Standalone (for development): |
| 30 | + uvicorn src.api.app:app --reload --port 8088 |
| 31 | +""" |
| 32 | + |
| 33 | +import asyncio |
| 34 | +from typing import Any, Optional |
| 35 | + |
| 36 | +import uvicorn |
| 37 | + |
| 38 | +from src.core.logger import logger |
| 39 | +from src.api.config import get_api_config, APIConfig |
| 40 | +from src.api.app import create_app |
| 41 | +from src.api.dependencies import set_bot |
| 42 | +from src.api.services.cache import get_cache_service, CacheService |
| 43 | +from src.api.services.background import ( |
| 44 | + BackgroundTaskService, |
| 45 | + get_background_service, |
| 46 | + init_background_service, |
| 47 | +) |
| 48 | + |
| 49 | + |
| 50 | +# ============================================================================= |
| 51 | +# API Service |
| 52 | +# ============================================================================= |
| 53 | + |
| 54 | +class APIService: |
| 55 | + """ |
| 56 | + Manages the FastAPI server lifecycle within the Discord bot. |
| 57 | +
|
| 58 | + This service runs the API server in a background task, allowing |
| 59 | + the bot and API to run concurrently. |
| 60 | + """ |
| 61 | + |
| 62 | + def __init__(self, bot: Any): |
| 63 | + """ |
| 64 | + Initialize the API service. |
| 65 | +
|
| 66 | + Args: |
| 67 | + bot: The Discord bot instance |
| 68 | + """ |
| 69 | + self._bot = bot |
| 70 | + self._config = get_api_config() |
| 71 | + self._app = create_app(bot) |
| 72 | + self._server: Optional[uvicorn.Server] = None |
| 73 | + self._task: Optional[asyncio.Task] = None |
| 74 | + self._background_service = init_background_service(bot) |
| 75 | + |
| 76 | + @property |
| 77 | + def is_running(self) -> bool: |
| 78 | + """Check if the API server is running.""" |
| 79 | + return self._task is not None and not self._task.done() |
| 80 | + |
| 81 | + @property |
| 82 | + def cache(self) -> CacheService: |
| 83 | + """Get the cache service.""" |
| 84 | + return get_cache_service() |
| 85 | + |
| 86 | + @property |
| 87 | + def background_service(self) -> BackgroundTaskService: |
| 88 | + """Get the background task service.""" |
| 89 | + return self._background_service |
| 90 | + |
| 91 | + async def start(self) -> None: |
| 92 | + """Start the API server in a background task.""" |
| 93 | + if self.is_running: |
| 94 | + logger.warning("API Already Running", []) |
| 95 | + return |
| 96 | + |
| 97 | + # Configure uvicorn |
| 98 | + config = uvicorn.Config( |
| 99 | + app=self._app, |
| 100 | + host=self._config.host, |
| 101 | + port=self._config.port, |
| 102 | + log_level="warning", # Reduce uvicorn logging |
| 103 | + access_log=False, # We have our own logging middleware |
| 104 | + ) |
| 105 | + |
| 106 | + self._server = uvicorn.Server(config) |
| 107 | + |
| 108 | + # Run in background |
| 109 | + self._task = asyncio.create_task(self._run_server()) |
| 110 | + |
| 111 | + # Start background services |
| 112 | + await self._background_service.start() |
| 113 | + |
| 114 | + logger.tree("Syria API Ready", [ |
| 115 | + ("Host", self._config.host), |
| 116 | + ("Port", str(self._config.port)), |
| 117 | + ("Endpoints", "/api/syria/leaderboard, /api/syria/user/{id}, /api/syria/stats"), |
| 118 | + ("Rate Limit", "60 req/min"), |
| 119 | + ("Midnight Refresh", "Enabled"), |
| 120 | + ("Daily Snapshots", "Enabled (UTC midnight)"), |
| 121 | + ], emoji="🌐") |
| 122 | + |
| 123 | + async def _run_server(self) -> None: |
| 124 | + """Run the uvicorn server.""" |
| 125 | + try: |
| 126 | + await self._server.serve() |
| 127 | + except asyncio.CancelledError: |
| 128 | + logger.debug("API Server Cancelled", []) |
| 129 | + except Exception as e: |
| 130 | + logger.error("API Server Error", [ |
| 131 | + ("Error Type", type(e).__name__), |
| 132 | + ("Error", str(e)[:100]), |
| 133 | + ]) |
| 134 | + |
| 135 | + async def stop(self) -> None: |
| 136 | + """Stop the API server gracefully.""" |
| 137 | + if not self.is_running: |
| 138 | + return |
| 139 | + |
| 140 | + logger.tree("Syria API Stopping", [], emoji="🛑") |
| 141 | + |
| 142 | + # Stop background services |
| 143 | + await self._background_service.stop() |
| 144 | + |
| 145 | + # Signal server to stop |
| 146 | + if self._server: |
| 147 | + self._server.should_exit = True |
| 148 | + |
| 149 | + # Wait for task to complete |
| 150 | + if self._task: |
| 151 | + try: |
| 152 | + await asyncio.wait_for(self._task, timeout=5.0) |
| 153 | + except asyncio.TimeoutError: |
| 154 | + self._task.cancel() |
| 155 | + try: |
| 156 | + await self._task |
| 157 | + except asyncio.CancelledError: |
| 158 | + pass |
| 159 | + |
| 160 | + self._server = None |
| 161 | + self._task = None |
| 162 | + |
| 163 | + logger.tree("Syria API Stopped", [ |
| 164 | + ("Status", "Shutdown complete"), |
| 165 | + ], emoji="✅") |
| 166 | + |
| 167 | + |
| 168 | +# ============================================================================= |
| 169 | +# Exports |
| 170 | +# ============================================================================= |
| 171 | + |
| 172 | +__all__ = [ |
| 173 | + # Main service |
| 174 | + "APIService", |
| 175 | + # Config |
| 176 | + "get_api_config", |
| 177 | + "APIConfig", |
| 178 | + # App factory |
| 179 | + "create_app", |
| 180 | + # Services |
| 181 | + "get_cache_service", |
| 182 | + "CacheService", |
| 183 | + "get_background_service", |
| 184 | + "BackgroundTaskService", |
| 185 | + # Dependencies |
| 186 | + "set_bot", |
| 187 | +] |
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