refactor: toc behaviour
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@ -85,13 +85,15 @@ export const HeadingNode: Component<{
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const href = `${props.basePath}#${anchor}`;
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const href = `${props.basePath}#${anchor}`;
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const hasChildren = !!props.node.children;
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const hasChildren = !!props.node.children;
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// 默认收起,除非当前锚点在该节点内
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// 默认收起,除非当前锚点在该节点内
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const [isExpanded, setIsExpanded] = createSignal(false);
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const [isExpanded, setIsExpanded] = createSignal(props.depth <= 0);
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const handleClick = (e: MouseEvent) => {
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const handleExpand = (e: MouseEvent) => {
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e.preventDefault();
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e.preventDefault();
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if (hasChildren) {
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if (hasChildren) {
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setIsExpanded(!isExpanded());
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setIsExpanded(!isExpanded());
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}
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}
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};
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const handleClick = (e: MouseEvent) => {
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navigate(href);
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navigate(href);
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// 滚动到目标元素,考虑导航栏高度偏移
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// 滚动到目标元素,考虑导航栏高度偏移
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requestAnimationFrame(() => {
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requestAnimationFrame(() => {
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@ -100,7 +102,7 @@ export const HeadingNode: Component<{
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const navBarHeight = 80;
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const navBarHeight = 80;
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const elementPosition = element.getBoundingClientRect().top;
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const elementPosition = element.getBoundingClientRect().top;
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const offsetPosition = window.scrollY + elementPosition - navBarHeight;
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const offsetPosition = window.scrollY + elementPosition - navBarHeight;
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window.scrollTo({ top: offsetPosition, behavior: "smooth" });
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window.scrollTo({ top: offsetPosition, behavior: "instant" });
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}
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}
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});
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});
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};
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};
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@ -109,17 +111,17 @@ export const HeadingNode: Component<{
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return (
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return (
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<div>
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<div>
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<span class={`${hasChildren ? "" : "invisible" } ${isExpanded() ? "rotate-90" : ""} inline-block transition-transform cursor-pointer mr-1 text-gray-400 text-xs w-3 flex-shrink-0`}
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style={{ "margin-left": `${indent + 8}px` }}
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onClick={handleExpand}
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>
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▶
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</span>
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<a
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<a
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href={href}
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href={href}
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class="flex items-center py-0.5 px-2 text-sm text-gray-600 hover:text-gray-900 hover:bg-gray-50 rounded truncate cursor-pointer"
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class="inline-flex items-center py-0.5 px-2 text-sm text-gray-600 hover:text-gray-900 hover:bg-gray-50 rounded truncate cursor-pointer"
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style={{ "padding-left": `${indent + 8}px` }}
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onClick={handleClick}
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onClick={handleClick}
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>
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>
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<Show when={hasChildren}>
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<span class="mr-1 text-gray-400 text-xs w-3 flex-shrink-0">
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{isExpanded() ? "▼" : "▶"}
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</span>
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</Show>
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<span class="truncate">{props.node.title}</span>
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<span class="truncate">{props.node.title}</span>
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</a>
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</a>
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<Show when={hasChildren && isExpanded()}>
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<Show when={hasChildren && isExpanded()}>
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