Version 0.1.1 rise to flask app factory

Html/apps/services/auth_service.py

@@ -0,0 +1,46 @@
+# myapp/services/auth_service.py
+import os, uuid, json
+from flask import current_app, session
+
+def create_user_json(username: str):
+    user_dir = current_app.config["USER_DATA_DIR"]
+    os.makedirs(user_dir, exist_ok=True)
+    path = os.path.join(user_dir, f"{username}.json")
+    if not os.path.exists(path):
+        with open(path, "w", encoding="utf-8") as f:
+            json.dump({"username": username}, f, ensure_ascii=False)
+
+def register_user(username: str, password: str, *, teacher: bool=False):
+    users_list = current_app.extensions["users_list"]
+    # 你原逻辑似乎把 has_user 的判断反了：直觉上「不存在才允许新增」
+    exists = users_list.has_user(username)
+    if exists:
+        return False, "用户已存在，请更换用户名"
+    users_list.add_user(username, password, teacher=teacher)
+    create_user_json(username)
+    return True, "注册成功"
+
+def login_user(username: str, password: str, *, require_teacher: bool=False):
+    users_list = current_app.extensions["users_list"]
+    pswd = users_list.get_user_pswd(username)
+    if pswd is None or pswd != password:
+        return False, "用户名或密码错误"
+
+    if require_teacher:
+        is_teacher = users_list.get_user_is_teacher(username)
+        if not is_teacher:
+            return False, "用户名不存在或非教师账号"
+
+    # 设置会话 + 关联映射
+    user_uuid = "user_" + str(uuid.uuid4())
+    session["user_id"] = user_uuid
+
+    username2uuid = current_app.extensions["username2uuid"]
+    uuid2username = current_app.extensions["uuid2username"]
+    username2uuid[username] = user_uuid
+    uuid2username[user_uuid] = username
+
+    return True, "登录成功"
+
+def logout_user():
+    session.pop("user_id", None)