142 lines
4.0 KiB
Python
142 lines
4.0 KiB
Python
"""
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Console interface to UI components.
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"""
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from datetime import datetime
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from functools import partial
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import os
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import click
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import trio
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import tractor
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from ..cli import cli
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from .. import watchlists as wl
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from ..data import maybe_spawn_brokerd
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_config_dir = click.get_app_dir('piker')
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_watchlists_data_path = os.path.join(_config_dir, 'watchlists.json')
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def _kivy_import_hack():
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# Command line hacks to make it work.
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# See the pkg mod.
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from .kivy import kivy # noqa
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@cli.command()
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@click.option('--tl', is_flag=True, help='Enable tractor logging')
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@click.option('--rate', '-r', default=3, help='Quote rate limit')
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@click.option('--test', '-t', help='Test quote stream file')
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@click.option('--dhost', '-dh', default='127.0.0.1',
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help='Daemon host address to connect to')
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@click.argument('name', nargs=1, required=True)
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@click.pass_obj
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def monitor(config, rate, name, dhost, test, tl):
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"""Start a real-time watchlist UI
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"""
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# global opts
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brokermod = config['brokermod']
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loglevel = config['loglevel']
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log = config['log']
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watchlist_from_file = wl.ensure_watchlists(_watchlists_data_path)
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watchlists = wl.merge_watchlist(watchlist_from_file, wl._builtins)
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tickers = watchlists[name]
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if not tickers:
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log.error(f"No symbols found for watchlist `{name}`?")
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return
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_kivy_import_hack()
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from .kivy.monitor import _async_main
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async def main(tries):
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async with maybe_spawn_brokerd(
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brokername=brokermod.name,
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tries=tries, loglevel=loglevel
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) as portal:
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# run app "main"
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await _async_main(
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name, portal, tickers,
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brokermod, rate, test=test,
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)
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tractor.run(
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partial(main, tries=1),
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name='monitor',
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loglevel=loglevel if tl else None,
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rpc_module_paths=['piker.ui.kivy.monitor'],
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start_method='forkserver',
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)
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@cli.command()
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@click.option('--tl', is_flag=True, help='Enable tractor logging')
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@click.option('--date', '-d', help='Contracts expiry date')
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@click.option('--test', '-t', help='Test quote stream file')
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@click.option('--rate', '-r', default=1, help='Logging level')
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@click.argument('symbol', required=True)
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@click.pass_obj
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def optschain(config, symbol, date, tl, rate, test):
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"""Start an option chain UI
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"""
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# global opts
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loglevel = config['loglevel']
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brokername = config['broker']
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_kivy_import_hack()
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from .kivy.option_chain import _async_main
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async def main(tries):
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async with maybe_spawn_brokerd(
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tries=tries, loglevel=loglevel
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):
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# run app "main"
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await _async_main(
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symbol,
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brokername,
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rate=rate,
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loglevel=loglevel,
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test=test,
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)
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tractor.run(
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partial(main, tries=1),
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name='kivy-options-chain',
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loglevel=loglevel if tl else None,
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start_method='forkserver',
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)
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@cli.command()
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@click.option('--tl', is_flag=True, help='Enable tractor logging')
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@click.option('--date', '-d', help='Contracts expiry date')
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@click.option('--test', '-t', help='Test quote stream file')
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@click.option('--rate', '-r', default=1, help='Logging level')
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@click.argument('symbol', required=True)
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@click.pass_obj
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def chart(config, symbol, date, tl, rate, test):
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"""Start an option chain UI
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"""
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from .qt._exec import run_qtrio
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from .qt._chart import Chart
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# uses pandas_datareader
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from .qt.quantdom.loaders import get_quotes
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async def plot_symbol(widgets):
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"""Main Qt-trio routine invoked by the Qt loop with
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the widgets ``dict``.
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"""
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qtw = widgets['main']
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quotes = get_quotes(
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symbol=symbol,
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date_from=datetime(1900, 1, 1),
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date_to=datetime(2030, 12, 31),
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)
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# spawn chart
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qtw.load_symbol(symbol, quotes)
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await trio.sleep_forever()
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run_qtrio(plot_symbol, (), Chart)
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