semantic update
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119
frontend/src/components/tasks/TaskLogPanel.svelte
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119
frontend/src/components/tasks/TaskLogPanel.svelte
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<!-- [DEF:TaskLogPanel:Component] -->
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<!--
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@TIER: STANDARD
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@SEMANTICS: task, log, panel, filter, list
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@PURPOSE: Combines log filtering and display into a single cohesive panel.
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@LAYER: UI
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@RELATION: USES -> frontend/src/components/tasks/LogFilterBar.svelte
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@RELATION: USES -> frontend/src/components/tasks/LogEntryRow.svelte
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@INVARIANT: Must always display logs in chronological order and respect auto-scroll preference.
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-->
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<script>
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import { createEventDispatcher, onMount, afterUpdate } from 'svelte';
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import LogFilterBar from './LogFilterBar.svelte';
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import LogEntryRow from './LogEntryRow.svelte';
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/**
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* @PURPOSE: Component properties and state.
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* @PRE: taskId is a valid string, logs is an array of LogEntry objects.
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* @UX_STATE: [Empty] -> Displays "No logs available" message.
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* @UX_STATE: [Populated] -> Displays list of LogEntryRow components.
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* @UX_STATE: [AutoScroll] -> Automatically scrolls to bottom on new logs.
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*/
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export let taskId = '';
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export let logs = [];
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export let autoScroll = true;
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const dispatch = createEventDispatcher();
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let scrollContainer;
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let selectedSource = 'all';
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let selectedLevel = 'all';
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/**
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* @PURPOSE: Handles filter changes from LogFilterBar.
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* @PRE: event.detail contains source and level.
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* @POST: Dispatches filterChange event to parent.
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* @SIDE_EFFECT: Updates local filter state.
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*/
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function handleFilterChange(event) {
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const { source, level } = event.detail;
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selectedSource = source;
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selectedLevel = level;
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console.log(`[TaskLogPanel][STATE] Filter changed: source=${source}, level=${level}`);
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dispatch('filterChange', { source, level });
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}
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/**
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* @PURPOSE: Scrolls the log container to the bottom.
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* @PRE: autoScroll is true and scrollContainer is bound.
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* @POST: scrollContainer.scrollTop is set to scrollHeight.
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*/
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function scrollToBottom() {
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if (autoScroll && scrollContainer) {
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scrollContainer.scrollTop = scrollContainer.scrollHeight;
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}
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}
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afterUpdate(() => {
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scrollToBottom();
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});
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onMount(() => {
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scrollToBottom();
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});
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</script>
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<div class="flex flex-col h-full bg-gray-900 text-gray-100 rounded-lg overflow-hidden border border-gray-700">
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<!-- Header / Filter Bar -->
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<div class="p-2 bg-gray-800 border-b border-gray-700">
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<LogFilterBar
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{taskId}
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on:filter={handleFilterChange}
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/>
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</div>
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<!-- Log List -->
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<div
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bind:this={scrollContainer}
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class="flex-1 overflow-y-auto p-2 font-mono text-sm space-y-0.5"
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>
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{#if logs.length === 0}
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<div class="text-gray-500 italic text-center py-4">
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No logs available for this task.
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</div>
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{:else}
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{#each logs as log}
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<LogEntryRow {log} />
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{/each}
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{/if}
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</div>
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<!-- Footer / Stats -->
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<div class="px-3 py-1 bg-gray-800 border-t border-gray-700 text-xs text-gray-400 flex justify-between items-center">
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<span>Total: {logs.length} entries</span>
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{#if autoScroll}
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<span class="text-green-500 flex items-center gap-1">
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<span class="w-2 h-2 bg-green-500 rounded-full animate-pulse"></span>
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Auto-scroll active
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</span>
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{/if}
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</div>
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</div>
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<style>
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/* Custom scrollbar for the log container */
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div::-webkit-scrollbar {
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width: 8px;
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}
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div::-webkit-scrollbar-track {
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background: #1f2937;
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}
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div::-webkit-scrollbar-thumb {
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background: #4b5563;
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border-radius: 4px;
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}
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div::-webkit-scrollbar-thumb:hover {
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background: #6b7280;
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}
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</style>
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<!-- [/DEF:TaskLogPanel:Component] -->
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