from os import remove, getlogin, getcwd
from subprocess import Popen, PIPE
from os.path import join


def add_to_scheduler(foldername: str, appname: str, programpath: str, arguments: str = ""):
    """Add the task to the task scheduler\n
    The task is triggered at the user who executed this function login\n
    Parameters
    ----------
    * folder_name\n
    Define the folder of the task scheduler in which we're going to create our task
    * app_name\n
    Define the name of the task in the task scheduler
    * program_path\n
    Define the program to execute when task is triggered\n
    * arguments\n
    The arguments to pass to the program executed when task is triggered
    Return
    ------
    True if command created the task successfully, else, return False"""

    from datetime import datetime
    user = getlogin()
    path = join(getcwd(), "taskschedulerxml.xml")
    date = datetime.now()

    XML = f"""<?xml version="1.0" encoding="UTF-16"?>
<Task version="1.2" xmlns="http://schemas.microsoft.com/windows/2004/02/mit/task">
  <RegistrationInfo>
    <URI>{uri}</URI>
    <SecurityDescriptor>{securitydescriptor}</SecurityDescriptor>
    <Source>{source}</Source>
    <Date>{date.year}-{date.month}-{date.day}T{date.hour}:{date.minute}:{date.second}</Date>
    <Author>{user}</Author>
    <Version>{version}</Version>
    <Description>{description}</Description>
    <Documentation>{documentation}</Documentation>
  </RegistrationInfo>
  <Triggers>
    <BootTrigger>
      <Enabled>false</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
    </BootTrigger>
    <RegistrationTrigger>
      <Enabled>false</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
    </RegistrationTrigger>
    <IdleTrigger>
      <Enabled>false</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
    </IdleTrigger>
    <TimeTrigger>
      <Enabled>false</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
    </TimeTrigger>
    <EventTrigger>
      <Enabled>false</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
    </EventTrigger>
    <LogonTrigger>
      <Enabled>false</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
      <UserId>{user}</UserId>
    </LogonTrigger>
    <SessionStateChangeTrigger>
      <Enabled>{logontrigger}</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
    </SessionStateChangeTrigger>
    <CalendarTrigger>
      <Enabled>{calendartrigger}</Enabled>
      <StartBoundary>{startboundary}</StartBoundary>
      <EndBoundary>{endboundary}</EndBoundary>
      <Repetition>{repetiton}</Repetition>
      <ExecutionTimeLimit>{executiontimelimit}</ExecutionTimeLimit>
    </CalendarTrigger>
  </Triggers>
  <Principals>
    <Principal id="Author">
      <UserId>{user}</UserId>
      <LogonType>InteractiveToken</LogonType>
      <RunLevel>LeastPrivilege</RunLevel>
    </Principal>
  </Principals>
  <Settings>
    <MultipleInstancesPolicy>IgnoreNew</MultipleInstancesPolicy>
    <DisallowStartIfOnBatteries>false</DisallowStartIfOnBatteries>
    <StopIfGoingOnBatteries>false</StopIfGoingOnBatteries>
    <AllowHardTerminate>true</AllowHardTerminate>
    <StartWhenAvailable>false</StartWhenAvailable>
    <RunOnlyIfNetworkAvailable>false</RunOnlyIfNetworkAvailable>
    <IdleSettings>
      <StopOnIdleEnd>true</StopOnIdleEnd>
      <RestartOnIdle>false</RestartOnIdle>
    </IdleSettings>
    <AllowStartOnDemand>true</AllowStartOnDemand>
    <Enabled>true</Enabled>
    <Hidden>false</Hidden>
    <RunOnlyIfIdle>false</RunOnlyIfIdle>
    <WakeToRun>false</WakeToRun>
    <ExecutionTimeLimit>PT0S</ExecutionTimeLimit>
    <Priority>7</Priority>
  </Settings>
  <Actions Context="Author">
    <Exec>
      <Command>{programpath}</Command>
      <Arguments>{arguments}</Arguments>
    </Exec>
  </Actions>
</Task>"""
    
    #Write the file so we can execute it later
    with open(path, "w+") as f:
        f.write(XML)

    #Execute the command
    process = Popen(["schtasks", "/create", "/XML", f'"{path}"', "/TN", f'{foldername}\\{appname}', "/F"], stderr=PIPE)

    #Remove the file
    remove(path)

    #If no error output, return true, else, return false
    if process.stderr.read() == b'':
        return True
    return False