feat: 基本架构

pkg/database/manager.py

@@ -0,0 +1,35 @@
+import pymysql
+
+inst = None
+
+
+class DatabaseManager:
+    host = ''
+    port = 0
+    user = ''
+    password = ''
+    database = ''
+    conn = None
+    cursor = None
+
+    def __init__(self, host: str, port: int, user: str, password: str, database: str):
+        self.host = host
+        self.port = port
+        self.user = user
+        self.password = password
+        self.database = database
+
+        self.reconnect()
+
+        global inst
+        inst = self
+
+    def reconnect(self):
+        self.conn = pymysql.connect(host=self.host, port=self.port, user=self.user, password=self.password,
+                                    database=self.database)
+        self.cursor = self.conn.cursor()
+
+
+def get_inst() -> DatabaseManager:
+    global inst
+    return inst