Method renderFlatVirtual

src/bases/TaskListView.ts:1514–1580

(
		taskNotes: TaskInfo[],
		visibleProperties: string[] | undefined,
		cardOptions: TaskCardOptions
	)

	}

	private async renderFlatVirtual(
		taskNotes: TaskInfo[],
		visibleProperties: string[] | undefined,
		cardOptions: TaskCardOptions
	): Promise<void> {
		if (!this.itemsContainer) return;
		this.taskGroupKeys.clear(); // No groups in flat mode
		this.setSortScopePaths([[null, taskNotes.map((task) => task.path)]]);

		if (!this.virtualScroller) {
			// Initialize virtual scroller with automatic height calculation
			this.resetVirtualScrollerIfCardRenderChanged(
				this.buildCardRenderSignature(visibleProperties, cardOptions)
			);
			this.virtualScroller = new VirtualScroller<TaskListVirtualItem>({
				container: this.itemsContainer,
				items: taskNotes,
				// itemHeight omitted - will be calculated automatically from sample
				overscan: 5,
				renderItem: (item: TaskListVirtualItem) => {
					if ("type" in item) {
						throw new Error("Unexpected grouped item in flat renderer");
					}
					const taskInfo = item;
					// Create card using lazy mode
					const card = createTaskCard(item, this.plugin, visibleProperties, cardOptions);

					// Attach drag handlers for sort_order reordering
					this.configureCardForManualReordering(card, taskInfo, null);

					// Cache task info for event handlers
					this.taskInfoCache.set(taskInfo.path, taskInfo);
					this.lastTaskSignatures.set(taskInfo.path, this.buildTaskSignature(taskInfo));

					return card;
				},
				getItemKey: (item) => {
					if ("type" in item) {
						return `grouped-${item.groupKey}`;
					}
					return item.path;
				},
			});

			// Force recalculation after DOM settles
			window.setTimeout(() => {
				this.virtualScroller?.recalculate();
			}, 0);
		} else {
			// Update existing virtual scroller with new items
			this.resetVirtualScrollerIfCardRenderChanged(
				this.buildCardRenderSignature(visibleProperties, cardOptions)
			);
			if (!this.virtualScroller) {
				await this.renderFlatVirtual(taskNotes, visibleProperties, cardOptions);
				return;
			}
			this.virtualScroller.updateItems(taskNotes);