项目初始化

daily/config.py

@@ -0,0 +1,81 @@
+"""项目路径与环境变量加载。"""
+
+from __future__ import annotations
+
+import os
+import sys
+from pathlib import Path
+
+from dotenv import load_dotenv
+
+ROOT = Path(__file__).resolve().parent.parent
+BOT_DIR = ROOT / "bot"
+OUTPUT_DIR = ROOT / "output"
+LOG_DIR = ROOT / "logs"
+CACHE_DIR = ROOT / ".cache"
+SNAPSHOT_FILE = CACHE_DIR / "last-report.json"
+
+# 企微 webhook markdown.content 硬上限
+WECOM_MARKDOWN_LIMIT = 4096
+
+
+def wecom_chunk_bytes() -> int:
+    """单条企微 markdown 消息字节上限。"""
+    chunk = env_int("DAILY_WECOM_CHUNK_BYTES", -1)
+    if chunk < 0:
+        chunk = env_int("DAILY_WECOM_MAX_BYTES", WECOM_MARKDOWN_LIMIT)
+    return min(chunk, WECOM_MARKDOWN_LIMIT)
+
+
+def wecom_skill_desc_limit() -> int:
+    """企微 Skills 榜单条简介建议字数。"""
+    return env_int("DAILY_WECOM_SKILL_DESC_LIMIT", 56)
+
+
+def full_desc_limit() -> int:
+    """完整版早报摘要长度；0 表示不截断。"""
+    return env_int("DAILY_FULL_DESC_LIMIT", 0)
+
+
+def news_summary_limit() -> int:
+    return env_int("DAILY_FULL_NEWS_SUMMARY_LIMIT", 0)
+
+
+def wecom_max_bytes() -> int:
+    """兼容旧配置名。"""
+    return wecom_chunk_bytes()
+
+load_dotenv(ROOT / ".env")
+load_dotenv(ROOT / ".env.local", override=True)
+
+
+def ensure_bot_on_path() -> None:
+    bot = str(BOT_DIR)
+    if bot not in sys.path:
+        sys.path.insert(0, bot)
+
+
+def _clean_env_value(raw: str | None) -> str | None:
+    if raw is None:
+        return None
+    value = raw.strip()
+    if not value:
+        return None
+    # .env 行内注释（未加引号时 python-dotenv 不会自动去掉）
+    if " #" in value:
+        value = value.split(" #", 1)[0].rstrip()
+    return value or None
+
+
+def env(key: str, default: str | None = None) -> str | None:
+    return _clean_env_value(os.getenv(key, default))
+
+
+def env_int(key: str, default: int) -> int:
+    raw = env(key)
+    if not raw:
+        return default
+    try:
+        return int(raw)
+    except ValueError:
+        return default