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import logging
from .commands import commands_summary
from .utils import command_syntax
BUTTOM_TEXT = "Ctrl-D to exit;"
logger = logging.getLogger(__name__)
class BottomToolbar:
CHAR = "⣾⣷⣯⣟⡿⢿⣻⣽"
def __init__(self, command_holder):
self.index = 0
# BottomToolbar can only read this variable
self.command_holder = command_holder
def get_animation_char(self):
animation = self.CHAR[self.index]
self.index += 1
if self.index == len(self.CHAR):
self.index = 0
return animation
def render(self):
text = BUTTOM_TEXT
# add command help if valid
if self.command_holder.command:
try:
command_info = commands_summary[self.command_holder.command]
text = command_syntax(self.command_holder.command, command_info)
except KeyError as e:
logger.exception(e)
return text
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