Add a register api

- Add a register api
- Change requirements, which flask version should be over 2.0

latest version/core/user.py

@@ -0,0 +1,106 @@
+from .error import ArcError, InputError, DataExist
+from setting import Config
+import hashlib
+import time
+
+
+class User:
+    name = None
+    email = None
+    password = None
+    user_id = None
+    user_code = None
+
+    def __init__(self) -> None:
+        pass
+
+
+class RegisterUser(User):
+    def __init__(self, c) -> None:
+        super().__init__()
+        self.c = c
+
+    def set_name(self, name: str):
+        if 3 <= len(name) <= 16:
+            self.c.execute(
+                '''select exists(select * from user where name = :name)''', {'name': name})
+            if self.c.fetchone() == (0,):
+                self.name = name
+            else:
+                raise DataExist('Username exists.', 101, -203)
+
+        else:
+            raise InputError('Username is invalid.')
+
+    def set_password(self, password: str):
+        if 8 <= len(password) <= 32:
+            self.password = password
+            self.hash_pwd = hashlib.sha256(password.encode("utf8")).hexdigest()
+        else:
+            raise InputError('Password is invalid.')
+
+    def set_email(self, email: str):
+        # 邮箱格式懒得多判断
+        if 4 <= len(email) <= 32 and '@' in email and '.' in email:
+            self.c.execute(
+                '''select exists(select * from user where email = :email)''', {'email': email})
+            if self.c.fetchone() == (0,):
+                self.email = email
+            else:
+                raise DataExist('Email address exists.', 102, -204)
+        else:
+            raise InputError('Email address is invalid.')
+
+    def _build_user_code(self):
+        from random import randint
+        random_times = 0
+
+        while random_times <= 1000:
+            random_times += 1
+            user_code = ''.join([str(randint(0, 9)) for _ in range(9)])
+            self.c.execute('''select exists(select * from user where user_code = :user_code)''',
+                           {'user_code': user_code})
+            if self.c.fetchone() == (0,):
+                break
+
+        if random_times <= 1000:
+            self.user_code = user_code
+        else:
+            raise ArcError('No available user code.')
+
+    def _build_user_id(self):
+        # 生成user_id，往后加1
+        self.c.execute('''select max(user_id) from user''')
+        x = self.c.fetchone()
+        if x[0] is not None:
+            self.user_id = x[0] + 1
+        else:
+            self.user_id = 2000001
+
+    def _insert_user_char(self):
+        # 为用户添加初始角色
+        self.c.execute('''insert into user_char values(?,?,?,?,?,?)''',
+                       (self.user_id, 0, 1, 0, 0, 0))
+        self.c.execute('''insert into user_char values(?,?,?,?,?,?)''',
+                       (self.user_id, 1, 1, 0, 0, 0))
+        self.c.execute(
+            '''select character_id, max_level, is_uncapped from character''')
+        x = self.c.fetchall()
+        if x:
+            for i in x:
+                exp = 25000 if i[1] == 30 else 10000
+                self.c.execute('''insert into user_char_full values(?,?,?,?,?,?)''',
+                               (self.user_id, i[0], i[1], exp, i[2], 0))
+
+    def register(self):
+        now = int(time.time() * 1000)
+        self._build_user_code()
+        self._build_user_id()
+        self._insert_user_char()
+
+        self.c.execute('''insert into user(user_id, name, password, join_date, user_code, rating_ptt, 
+        character_id, is_skill_sealed, is_char_uncapped, is_char_uncapped_override, is_hide_rating, favorite_character, max_stamina_notification_enabled, current_map, ticket, prog_boost, email)
+        values(:user_id, :name, :password, :join_date, :user_code, 0, 0, 0, 0, 0, 0, -1, 0, '', :memories, 0, :email)
+        ''', {'user_code': self.user_code, 'user_id': self.user_id, 'join_date': now, 'name': self.name, 'password': self.hash_pwd, 'memories': Config.DEFAULT_MEMORIES, 'email': self.email})
+        self.c.execute('''insert into recent30(user_id) values(:user_id)''', {
+            'user_id': self.user_id})