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class ClientFile:
"""
Helper class that make it easier to handle file from the trame state
This class behave like a decorator to the state variable so you can
easily access its various properties and content.
"""
def __init__(self, file_state_variable=None):
"""Pass the state variable you want to decorate as arg"""
self._name = None
self._size = None
self._time = None
self._mime_type = None
self._content = None
if file_state_variable is not None:
self._name = file_state_variable.get("name")
self._size = file_state_variable.get("size")
self._time = file_state_variable.get("lastModified")
self._mime_type = file_state_variable.get("type")
self._content = file_state_variable.get("content")
if isinstance(self._content, list):
self._content = b"".join(self._content)
@property
def is_empty(self):
"""Return true if the file is empty"""
return self._content is None
@property
def name(self):
"""File name"""
return self._name
@property
def size(self):
"""File size in Bytes"""
return self._size
@property
def modified_time(self):
"""Modified time"""
return self._time
@property
def mime_type(self):
"""Mime type of the file"""
return self._mime_type
@property
def content(self):
"""Bytes content of the file"""
return self._content
@property
def info(self):
"""Return a string summarizing the file information"""
return f"File: {self.name} of size {self.size} and type {self.mime_type}"
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