role by reaction

----Discord input---
>role faction; :horde: horde | :alli: alliance


-----CODE------
@bot.command()
@commands.has_any_role('Admin', 'admin')
async def role(ctx, user, reaction):
    getRole = ctx.message.content
    getRole = getRole.split(';')
    message = getRole[0].split(' ')
    del message[0]
    message = ' '.join(message)
    reactions = []
    description = []
    choices = getRole[1].split("|")
    try:
        for emoji in re.findall('<:(.+?)>', ctx.message.content):
            reactions.append(f'<:{emoji}>')
    except:
        print('no custom emojis')
    for choice in choices:
        description += '\n {}'.format(choice)
    embed = discord.Embed(title=message, description=''.join(description))
    react_message = await ctx.send(embed=embed)
    for react in reactions:
        await react_message.add_reaction(react)
    embed.set_footer(text='Request by: {}'.format(ctx.message.author))
    await react_message.edit(embed=embed)
    await ctx.message.delete()
    tmp = getRole[1].split(' ')
    print(tmp)
    roleList = []
    removeList = ['', '<', '|']
    for element in tmp:
        if element not in removeList:
            if element.isalpha():
                roleList.append(element)
    print('roleList: ', roleList)
    for user in reaction.user():
        print(user)
        role = discord.utils.get(user.server.roles, name='role name here --> roleList[x].name')
        await bot.add_roles(user, role)




---terminal output-----

C:\Users\mathi\Dropbox\Projets\Python_discord_bot\Bots>py PyBots.py
Logged in as
Name : PyBotWiP
ID   : 660122303916670988
-------------------------
['', '<:horde:671358987719016529>', 'horde', '|', '<:alli:671358977463943201>', 'alliance']
roleList:  ['horde', 'alliance']
Ignoring exception in command role:
Traceback (most recent call last):
  File "C:\Users\mathi\AppData\Local\Programs\Python\Python38-32\lib\site-packages\discord\ext\commands\core.py", line 79, in wrapped
    ret = await coro(*args, **kwargs)
  File "PyBots.py", line 174, in role
    for user in reaction.user():
AttributeError: 'str' object has no attribute 'user'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "C:\Users\mathi\AppData\Local\Programs\Python\Python38-32\lib\site-packages\discord\ext\commands\bot.py", line 863, in invoke
    await ctx.command.invoke(ctx)
  File "C:\Users\mathi\AppData\Local\Programs\Python\Python38-32\lib\site-packages\discord\ext\commands\core.py", line 728, in invoke
    await injected(*ctx.args, **ctx.kwargs)
  File "C:\Users\mathi\AppData\Local\Programs\Python\Python38-32\lib\site-packages\discord\ext\commands\core.py", line 88, in wrapped
    raise CommandInvokeError(exc) from exc
discord.ext.commands.errors.CommandInvokeError: Command raised an exception: AttributeError: 'str' object has no attribute 'user'