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xP: don't let buffers grow indefinitely 

Primarily for performance reasons.
This commit is contained in:
Přemysl Eric Janouch 2024-01-06 21:07:03 +01:00
parent 13d2ff115b
commit 69eccc7065
Signed by: p
GPG Key ID: A0420B94F92B9493
1 changed files with 12 additions and 1 deletions
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13
xP/public/xP.js
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@ -197,6 +197,14 @@ function bufferResetStats(b) {
b.highlighted = false
}
function bufferPopExcessLines(b) {
// Let "new" messages be, if only because pulling the log file
// is much more problematic in the web browser than in xC.
// TODO: Make the limit configurable, or extract general.backlog_limit.
const old = b.lines.length - b.newMessages - b.newUnimportantMessages
b.lines.splice(0, old - 1000)
}
function bufferActivate(name) {
rpc.send({command: 'BufferActivate', bufferName: name})
}
@ -278,6 +286,7 @@ rpcEventHandlers.set(Relay.Event.BufferLine, e => {
// Initial sync: skip all other processing, let highlights be.
if (bufferCurrent === undefined) {
b.lines.push(line)
bufferPopExcessLines(b)
return
}
@ -293,6 +302,7 @@ rpcEventHandlers.set(Relay.Event.BufferLine, e => {
else
b.newMessages++
}
bufferPopExcessLines(b)
if (e.leakToActive) {
let bc = buffers.get(bufferCurrent)
@ -303,6 +313,7 @@ rpcEventHandlers.set(Relay.Event.BufferLine, e => {
else
bc.newMessages++
}
bufferPopExcessLines(bc)
}
if (line.isHighlight || (!visible && !line.isUnimportant &&
@ -336,7 +347,7 @@ rpcEventHandlers.set(Relay.Event.BufferStats, e => {
if (b === undefined)
return
b.newMessages = e.newMessages,
b.newMessages = e.newMessages
b.newUnimportantMessages = e.newUnimportantMessages
b.highlighted = e.highlighted
})