From 7f0b57c47ce75862dc31cb2a0b126818857d8c93 Mon Sep 17 00:00:00 2001
From: "2569718930@qq.com" <2569718930@qq.com>
Date: Fri, 6 Mar 2026 19:20:52 +0800
Subject: [PATCH] feat: Initialize data infrastructure by adding historical
 weather data, various data storage files, a database manager, logging, and
 updating Docker Compose configuration.

---
 data/polyweather.db        | Bin 0 -> 8192 bytes
 docker-compose.yml         |   2 --
 src/database/db_manager.py |  18 ++++++++++++++----
 3 files changed, 14 insertions(+), 6 deletions(-)
 create mode 100644 data/polyweather.db

diff --git a/data/polyweather.db b/data/polyweather.db
new file mode 100644
index 0000000000000000000000000000000000000000..ea5e1ca510688fdd0cd419ef423f38792092b084
GIT binary patch
literal 8192
zcmeI#&r8EF6bJBR2!b&1w(C18$Po1A#coC!c0cSgaHo)MaTM0IG%4!cga4iXlIdhc
zu&@c9<ojq+Qr=72Pfu_B5XR2XQ<^8*(FHqZoU>~p#u)db;m0=0^}%-G@8x<|aMr%0
zrqANd59Tif1Rwwb2tWV=5P$##AOHaf{Efg{n;*7XE&hJx^lW7cYjV4p8r?_)QjiQf
zp`gtpIys`6aAswexlUBPpx!`=I}y<+>h*(YO7~)VR$EkVxYmgwDIR5gN^I4$nW-!{
zNn9k<84g1c4CqGO29r?Id3{w`VqUU1e<j)Li?Iy)qxww0|1wXD?6)U;743IMmd0ym
zE0!Jao)~NO(x`b_tlhpvD{Y<HR{EBF$5+pDqn%l(@0pcpcM?TnAXT-;kAHVs_U69n
cM?e4q5P$##AOHafKmY;|fB*y_@Q(#P0SkSPoB#j-

literal 0
HcmV?d00001

diff --git a/docker-compose.yml b/docker-compose.yml
index 0ad1282e..bfc6fdfb 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3.8"
-
 services:
   polyweather:
     build: .
diff --git a/src/database/db_manager.py b/src/database/db_manager.py
index bf9c583c..6445c258 100644
--- a/src/database/db_manager.py
+++ b/src/database/db_manager.py
@@ -4,18 +4,28 @@ from datetime import datetime, timedelta
 from typing import Optional, Dict, Any
 from loguru import logger
 
+
 class DBManager:
-    def __init__(self, db_path: str = "polyweather.db"):
-        self.db_path = db_path
+    def __init__(self, db_path: Optional[str] = None):
+        self.db_path = self._resolve_db_path(db_path)
         self._init_db()
 
+    def _resolve_db_path(self, db_path: Optional[str]) -> str:
+        raw = (db_path or os.getenv("POLYWEATHER_DB_PATH") or "").strip()
+        if not raw:
+            project_root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+            return os.path.join(project_root, "data", "polyweather.db")
+        return raw
+
     def _get_connection(self):
         return sqlite3.connect(self.db_path)
 
     def _init_db(self):
         """Create tables if they don't exist."""
         # Ensure directory exists
-        os.makedirs(os.path.dirname(self.db_path), exist_ok=True)
+        db_dir = os.path.dirname(self.db_path)
+        if db_dir:
+            os.makedirs(db_dir, exist_ok=True)
         with self._get_connection() as conn:
             conn.execute("""
                 CREATE TABLE IF NOT EXISTS users (
@@ -32,7 +42,7 @@ class DBManager:
                 )
             """)
             conn.commit()
-            logger.info("Database initialized successfully.")
+            logger.info(f"Database initialized successfully path={self.db_path}")
 
     def get_user(self, telegram_id: int) -> Optional[Dict[str, Any]]:
         with self._get_connection() as conn: