cx-library-manager/server_source/exceptions.py

import pathlib

class nick_in_use(Exception):
    def __init__(self, nick: str) -> None:  
        super().__init__("Nick \"" + nick + "\" already in use.")

class user_is_only_admin(Exception):    
    def __init__(self) -> None:
        super().__init__("This user is only admin, can not being removed.")

class invalid_nick_syntax(Exception):
    def __init__(self, nick: str, error: Exception) -> None:
        comment = "Nick \"" + nick + "\" has invalid syntax."
        comment = comment + "\nError: " + str(error)

        super().__init__(comment)

class resources_directory_not_exists(Exception):
    def __init__(self, resources: pathlib.Path) -> None:
        comment = "Resources directory \"" + str(resources) + "\" does "
        comment = comment + "not exists."

        super().__init__(comment)

class user_is_not_admin(Exception): 
    def __init__(self): 
        super().__init__("To do that action user must be admin.")

class invalid_password_syntax(Exception):
    def __init__(self, password: str, error: Exception) -> None:
        comment = "Password \"" + password + "\" has invalid syntax."
        comment = comment + "\nError: " + str(error)

        super().__init__(comment)

class invalid_apikey_syntax(Exception):
    def __init__(self, apikey: str, error: Exception) -> None:
        comment = "Api Key \"" + apikey + "\" has invalid syntax."
        comment = comment + "\nError: " + str(error)

        super().__init__(comment)

class nick_not_exists(Exception):   
    def __init__(self, nick: str) -> None:
        super().__init__("User with nick \"" + nick + "\" not exists.")

class apikey_not_exists(Exception):
    def __init__(self, apikey: str) -> None:    
        super().__init__("Api Key \"" + apikey + "\" does not exists.")

class resources_not_exists(Exception):
    def __init__(self, target: pathlib.Path) -> None:
        comment = "Attachment file \"" + str(target) + "\" does not exists."
        super().__init__(comment)

class model_must_being_saved(Exception):
    def __init__(self, target: object) -> None:
        comment = "To do that operation, model must being saved.\n"
        comment = comment + "Dump of the model: \n" + repr(target)
        
        super().__init__(comment)


class not_exists(Exception):
    def __init__(self, target: object) -> None:
        comment = "Can not get identifier of object, which currently "
        comment = comment + "not exists.\nDump of the object:\n"
        comment = comment + repr(target)

        super().__init__(comment)

class id_is_invalid(Exception):
    def __init__(self, id: int) -> None:
        super().__init__("Id \"" + str(id) + "\" is invalid.")

class not_found(Exception):
    def __init__(self, name: str, **kwargs) -> None:
        comment = "Can not found " + name + " in database. "
        
        if len(kwargs) == 0:
            super().__init__(comment)
            return    
        
        comment = comment + "Searching by: "

        for argument, value in kwargs.items():
            comment = comment + "\"" + argument + "\" = \""
            comment = comment + value + "\", "

        comment = comment[:-2]

        super().__init__(comment)