Add src/helpers

src/helpers/__init__.py

@@ -0,0 +1,2 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'

src/helpers/context.py

@@ -0,0 +1,11 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+def context_decorator(method):
+    def wrapper(*args, **kwargs):
+        return method(Context(), *args, **kwargs)
+    return wrapper
+
+
+class Context:
+    pass

src/helpers/data.py

@@ -0,0 +1,6 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+def merge(target, source):
+    for key in source:
+        target[key] = source[key]

src/helpers/mediator.py

@@ -0,0 +1,50 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+
+class Mediator:
+    def __init__(self):
+        self.__values = {}
+
+    def get(self, name):
+        assert name in self.__values, f'Ключ {name} в настройках не найден'
+        return self.__values[name]
+
+    def set(self, name, value):
+        self.__values[name] = value
+
+    def emit(self, name, *args, **kwargs):
+        assert name in self.__values, f'Ключ {name} в настройках не найден'
+        method = self.__values[name]
+        response = method(*args, **kwargs)
+        return response
+
+    def register(self, name, function):
+        self.__values[name] = function
+
+    def __contains__(self, key):
+        if key in self.__values:
+            return True
+        else:
+            return False
+
+    def __delitem__(self, key):
+        del self.__values[key]
+
+    def __getitem__(self, key):
+        value = self.__values[key]
+        return value
+
+    def __setitem__(self, key, value):
+        self.__values[key] = value
+
+    def __iter__(self):
+        for name in self.__values.keys():
+            yield name
+
+    def __repr__(self):
+        result = []
+        for key in self.__values:
+            value = self.__values[key]
+            result.append(f'{key}: {value}')
+        return '/n'.join(result)

src/helpers/session/__init__.py

@@ -0,0 +1,2 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'

src/helpers/session/session.py

@@ -0,0 +1,37 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+from datetime import datetime
+
+
+class Session:
+    def __init__(self, store, id):
+        self.__store = store
+        self.__id = id
+        self.__values = {}
+
+    def save(self):
+        self.__values['session.id'] = self.__id
+        self.__values['session.created_at'] = datetime.now()
+        self.__store[self.__id] = self.__values
+
+    def __contains__(self, key):
+        if key in self.__values:
+            return True
+        else:
+            return False
+
+    def __delitem__(self, key):
+        del self.__values[key]
+
+    def __getitem__(self, key):
+        value = self.__values[key]
+        return value
+
+    def __setitem__(self, key, value):
+        self.__values[key] = value
+
+    def __getattr__(self, name):
+        print('Session.__getattr__', name)
+        if name == 'id':
+            return self.__id

src/helpers/session/store.py

@@ -0,0 +1,54 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+from uuid import uuid4
+from pathlib import Path
+
+from helpers.tree.storage import gethashtree
+from helpers.yaml import yaml_read, yaml_write
+from helpers.session.session import Session
+
+
+class SessionStore:
+    def __init__(self, path: str = './'):
+        print('SessionStore.__init__')
+        self.__path = Path(path)
+        print('self.__path', self.__path)
+
+    def __contains__(self, key):
+        if key in self.__values:
+            return True
+        else:
+            return False
+
+    def __delitem__(self, key):
+        del self.__values[key]
+
+    def __getitem__(self, id):
+        segments = gethashtree(id, 3)
+        print(segments)
+        value = yaml_read(self.__path / segments / f'{id}.yml')
+        return value
+
+    def create(self):
+        id = uuid4().hex
+        result = Session(self, id)
+        return result
+
+    def __setitem__(self, id, value):
+        print('SessionStore.__setitem__', id, value)
+        segments = gethashtree(id)
+        directory = self.__path / segments
+        if not directory.exists():
+            directory.mkdir(parents=True)
+        yaml_write(directory / f'{id}.yml', value)
+
+    def __setattr__(self, name, value):
+        print('SessionStore.__setattr__', name, value)
+        if name == 'path':
+            self.__path = Path(value)
+            print('self.__path', self.__path)
+        else:
+            super().__setattr__(name, value)
+        # print('super', type(super()))
+        # print('SessionStore', SessionStore.__path)

src/helpers/tree/__init__.py

@@ -0,0 +1,2 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'

src/helpers/tree/storage.py

@@ -0,0 +1,38 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+import hashlib
+
+
+def gettree(number, count=3):
+    """
+    Сформировать дерево каталогов
+    """
+    result = []
+    newline = str(number)
+    while len(newline) % count:
+        newline = '0' + newline
+    for i in range(0, len(newline)//count):
+        result.append(newline[i*count:i*count+count])
+    return result
+
+
+def gethashtree(hash, count=3):
+    """
+    Сформировать дерево каталогов
+    """
+    result = []
+    for i in range(0, count):
+        element = hash[2*i:2*(i+1)]
+        result.append(element)
+    return '/'.join(result)
+
+
+def getfilehash(filename):
+    """
+    Подсчитать хеш сумму файла
+    """
+    h = hashlib.new('md5')
+    with open(filename, 'rb') as fd:
+        h.update(fd.read())
+    return h.hexdigest()

src/helpers/yaml.py

@@ -0,0 +1,15 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+import yaml
+
+
+def yaml_read(filename: str):
+    with open(filename, 'r') as fd:
+        data = yaml.load(fd, Loader=yaml.Loader)
+        return data
+
+
+def yaml_write(filename: str, data):
+    with open(filename, 'w') as fd:
+        yaml.dump(data, fd)