Add multi-status updates throughout chart init
Tyler Goodlet
parent
90b0673052
commit
0dcadec11a
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@ -51,7 +51,6 @@ from ._graphics._lines import (
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from ._l1 import L1Labels
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from ._graphics._ohlc import BarItems
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from ._graphics._curve import FastAppendCurve
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from . import _style
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from ._style import (
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_config_fonts_to_screen,
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hcolor,
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@ -193,8 +192,6 @@ class ChartSpace(QtGui.QWidget):
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symbol_key,
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loglevel,
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)
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self.window.status_bar.showMessage(
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f'Loading {symbol_key}.{providername}...')
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self.set_chart_symbol(fqsn, linkedcharts)
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@ -1244,9 +1241,6 @@ async def spawn_fsps(
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display_name = f'fsp.{fsp_func_name}'
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linked_charts.window().status_bar.showMessage(
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f'Loading FSP: {display_name}...')
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# TODO: load function here and introspect
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# return stream type(s)
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@ -1287,10 +1281,6 @@ async def spawn_fsps(
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conf,
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)
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status = linked_charts.window().status_bar
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if display_name in status.currentMessage():
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status.clearMessage()
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# blocks here until all fsp actors complete
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@ -1311,6 +1301,9 @@ async def run_fsp(
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This is called once for each entry in the fsp
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config map.
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"""
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done = linked_charts.window().status_bar.open_status(
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f'loading FSP: {display_name}..')
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async with portal.open_stream_from(
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# subactor entrypoint
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@ -1404,6 +1397,8 @@ async def run_fsp(
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last = time.time()
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done()
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# update chart graphics
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async for value in stream:
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@ -1504,7 +1499,7 @@ async def check_for_new_bars(feed, ohlcv, linked_charts):
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async def chart_symbol(
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chart_app: ChartSpace,
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brokername: str,
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provider: str,
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sym: str,
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loglevel: str,
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) -> None:
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@ -1514,11 +1509,14 @@ async def chart_symbol(
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can be viewed and switched between extremely fast.
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"""
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sbar = chart_app.window.status_bar
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loading_sym_done = sbar.open_status(f'loading {sym}.{provider}..')
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# historical data fetch
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brokermod = brokers.get_brokermod(brokername)
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brokermod = brokers.get_brokermod(provider)
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async with data.open_feed(
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brokername,
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provider,
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[sym],
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loglevel=loglevel,
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) as feed:
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@ -1551,8 +1549,7 @@ async def chart_symbol(
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add_label=False,
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)
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chart_app.window.status_bar.showMessage(
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f'Finished loading {sym}.{brokername}')
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loading_sym_done()
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# size view to data once at outset
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chart._set_yrange()
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@ -1632,8 +1629,7 @@ async def chart_symbol(
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# linked_charts,
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# )
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linked_charts.window().status_bar.showMessage('Starting order mode...')
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await start_order_mode(chart, symbol, brokername)
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await start_order_mode(chart, symbol, provider)
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async def load_providers(
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@ -1650,7 +1646,7 @@ async def load_providers(
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# search engines.
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for broker in brokernames:
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log.info(f'Loading brokerd for {broker}')
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log.info(f'loading brokerd for {broker}..')
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# spin up broker daemons for each provider
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portal = await stack.enter_async_context(
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maybe_spawn_brokerd(
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@ -1674,7 +1670,7 @@ async def load_providers(
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async def _async_main(
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# implicit required argument provided by ``qtractor_run()``
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widgets: Dict[str, Any],
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main_widget: ChartSpace,
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sym: str,
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brokernames: str,
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@ -1688,7 +1684,7 @@ async def _async_main(
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"""
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chart_app = widgets['main']
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chart_app = main_widget
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# attempt to configure DPI aware font size
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screen = current_screen()
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@ -1708,7 +1704,7 @@ async def _async_main(
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# _style.style_ze_sheets(chart_app)
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sbar = chart_app.window.status_bar
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sbar.showMessage('starting ze chartz...')
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starting_done = sbar.open_status('starting ze chartz...')
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async with trio.open_nursery() as root_n:
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@ -1735,7 +1731,6 @@ async def _async_main(
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symbol, _, provider = sym.rpartition('.')
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# this internally starts a ``chart_symbol()`` task above
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sbar.showMessage(f'loading {provider}.{symbol}...')
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chart_app.load_symbol(provider, symbol, loglevel)
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# spin up a search engine for the local cached symbol set
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@ -1767,6 +1762,7 @@ async def _async_main(
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key_stream,
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)
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starting_done()
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await trio.sleep_forever()
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@ -309,7 +309,15 @@ async def start_order_mode(
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chart: 'ChartPlotWidget', # noqa
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symbol: Symbol,
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brokername: str,
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) -> None:
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'''Activate chart-trader order mode loop:
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- connect to emsd
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- load existing positions
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- begin order handling loop
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'''
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done = chart.window().status_bar.open_status('Starting order mode...')
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# spawn EMS actor-service
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async with (
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@ -335,8 +343,7 @@ async def start_order_mode(
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return ohlc['index'][-1]
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# Begin order-response streaming
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chart.window().status_bar.showMessage('Ready for trading')
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done()
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# this is where we receive **back** messages
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# about executions **from** the EMS actor
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