Add a couple cooler "cooler"/"muted" red and greens

For now by REPLing them and raising an RTE inside `.ib.feed` as well as
tracing any such cases that make it (from other providers) up to the
`.tsp._history` layer during null-segment backfilling.

piker/brokers/ib/feed.py

@@ -262,7 +262,29 @@ async def open_history_client(
             vlm = bars_array['volume']
             vlm[vlm < 0] = 0
 
-            return bars_array, first_dt, last_dt
+            # XXX, if a start-limit was passed ensure we only
+            # return history that far back!
+            if (
+                start_dt
+                and
+                last_dt < start_dt
+            ):
+                bars_array = bars_array[
+                    bars_array['time'] >= start_dt.timestamp()
+                ]
+                # TODO! rm this once we're more confident it never hits!
+                breakpoint()
+                raise RuntimeError(
+                    f'OHLC-bars array start is gt `start_dt` limit !!\n'
+                    f'start_dt: {start_dt}\n'
+                    f'last_dt: {last_dt}\n'
+                )
+
+            return (
+                bars_array,
+                first_dt,
+                last_dt,
+            )
 
         # TODO: it seems like we can do async queries for ohlc
         # but getting the order right still isn't working and I'm not
@@ -451,6 +473,8 @@ async def get_bars(
                     dt_duration,
                 ) = await proxy.bars(
                     fqme=fqme,
+                    # XXX TODO! lol we're not using this..
+                    # start_dt=start_dt,
                     end_dt=end_dt,
                     sample_period_s=timeframe,
 

piker/tsp/_anal.py

@@ -275,6 +275,10 @@ def get_null_segs(
         # diff of abs index steps between each zeroed row
         absi_zdiff: np.ndarray = np.diff(absi_zeros)
 
+        if zero_t.size < 2:
+            breakpoint()
+            return None
+
         # scan for all frame-indices where the
         # zeroed-row-abs-index-step-diff is greater then the
         # expected increment of 1.
@@ -487,7 +491,8 @@ def iter_null_segs(
         start_dt = None
         if (
             absi_start is not None
-            and start_t != 0
+            and
+            start_t != 0
         ):
             fi_start: int = absi_start - absi_first
             start_row: Seq = frame[fi_start]
@@ -501,8 +506,8 @@ def iter_null_segs(
         yield (
             absi_start, absi_end,  # abs indices
             fi_start, fi_end,  # relative "frame" indices
-            start_t, end_t,
+            start_t, end_t,  # epoch times
-            start_dt, end_dt,
+            start_dt, end_dt,  # dts
         )
 
 

piker/tsp/_annotate.py

@@ -121,21 +121,24 @@ async def markup_gaps(
         #     iend += margin
         #     istart -= margin
 
-        rect_gap: float = BGM*3/8
         opn: float = row['open'][0]
         cls: float = prev_r['close'][0]
-        ro: tuple[float, float] = (
+
-            iend + rect_gap + 1,
+        # BGM=0.16 is the normal diff from overlap between bars, SO
-            opn,
+        # just go slightly "in" from that "between them".
-        )
+        from_idx: int = BGM - .06  # = .10
+
         lc: tuple[float, float] = (
-            istart - rect_gap, # + 1 ,
+            istart + 1 - from_idx,
             cls,
         )
+        ro: tuple[float, float] = (
+            iend + from_idx,
+            opn,
+        )
 
         diff: float = cls - opn
         sgn: float = copysign(1, diff)
-
         color: str = 'dad_blue'
         # TODO? mks more sense to have up/down coloring?
         # color: str = {

piker/tsp/_history.py

@@ -242,6 +242,13 @@ async def maybe_fill_null_segments(
             end_dt=end_dt,
         )
 
+        if (
+            from_timestamp(
+                array['time'][0]
+            ) < backfill_until_dt
+        ):
+            await tractor.pause()
+
         # XXX TODO: pretty sure if i plot tsla, btcusdt.binance
         # and mnq.cme.ib this causes a Qt crash XXDDD
 

piker/ui/_style.py

@@ -308,6 +308,7 @@ def hcolor(name: str) -> str:
         'cool_green': '#33b864',
         'dull_green': '#74a662',
         'hedge_green': '#518360',
+        'lilypad_green': '#839c84',
 
         # orders and alerts
         'alert_yellow': '#e2d083',
@@ -335,6 +336,7 @@ def hcolor(name: str) -> str:
         'sell_red': '#b6003f',
         # 'sell_red': '#d00048',
         'sell_red_light': '#f85462',
+        'wine': '#69212d',
 
         # 'sell_red': '#f85462',
         # 'sell_red_light': '#ff4d5c',