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Smoother loading of the logs page #42

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Smoother loading of the logs page #42

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36 changes: 20 additions & 16 deletions paperoni/webapp/common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -83,40 +83,43 @@ def __init__(self, services):
async def run(self, page):
q = Queue()
debounced = ClientWrap(q, debounce=0.3, form=True)
active_service = next(iter(self.services), None)

radio_buttons = [
H.input(
type="radio",
name=f"v-logs-radio",
value=s,
checked=False,
onchange=debounced,
**{"class":"log-button"},
).autoid()
for s in self.services
]
page.print(
H.form["logs-radio"](
*(
H.label["validation-button"](
H.input(
type="radio",
name=f"v-logs-radio",
value=s,
checked=active_service == s,
onchange=debounced,
**{"class":"log-button"},
),
s,
r_b,
r_b.attributes["value"],
)
for s in self.services
for r_b in radio_buttons
)
)
)

page.print(
H.div["log-stream"](
log_stream := H.textarea(
"".join(
self.__class__.journal(active_service, 10000)
if active_service else []
),
"",
name="log-stream",
readonly=True,
).autoid(),
),
)
page[log_stream].do("this.scrollTop = this.scrollTopMax")

for r_b in radio_buttons:
page[r_b].do("this.click()")
break

async for event in q:
for k, v in event.items():
Expand All @@ -129,6 +132,7 @@ async def run(self, page):
page[log_stream].print_html("".join(blocks))
page[log_stream].do("this.scrollTop = this.scrollTopMax")
blocks = ["\n"]
await asyncio.sleep(0.1)
if blocks[1:]:
page[log_stream].print_html("".join(blocks))
page[log_stream].do("this.scrollTop = this.scrollTopMax")
Expand Down