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fix: table content active link not showing properly #674

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merged 5 commits into from
Nov 3, 2022
Merged

fix: table content active link not showing properly #674

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abbda46
fix: table content active link not showing properly
ParasSolanki Nov 1, 2022
7604052
Merge branch 'next' into fix-table-content-active-link
ParasSolanki Nov 3, 2022
8f4f346
chore: toc-heading condition getting twice
ParasSolanki Nov 3, 2022
58b2be6
format
ParasSolanki Nov 3, 2022
29fa268
Merge branch 'next' into fix-table-content-active-link
ParasSolanki Nov 3, 2022
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59 changes: 52 additions & 7 deletions www/src/components/navigation/tableOfContents.astro
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Original file line number Diff line number Diff line change
Expand Up @@ -56,13 +56,58 @@ headings = [{ depth: 2, slug: "overview", text: title }, ...headings].filter(
).at(-1);
// this occurs when the id = "toc-heading"
if (!tocItem) return;
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const func = entry.isIntersecting ? "add" : "remove";
tocItem.classList[func](
"font-medium",
"text-t3-purple-700",
"dark:text-t3-purple-100",
);
tocItem.parentElement.classList[func]("border-t3-purple-300/100");

if (entry.isIntersecting) {
// get current all active elements
const currentActiveElements = Array.from(
document.querySelectorAll(
`[data-current-active-tab-content-item="true"]`,
),
);

// get current all parent active elements
const currentActiveParentElements = Array.from(
document.querySelectorAll(
`[data-current-active-parent-tab-content-item="true"]`,
),
);

// if has active elements
if (currentActiveElements.length) {
// loop through all elements and remove class and attr
for (const el of currentActiveElements) {
el.classList.remove(
"font-medium",
"text-t3-purple-700",
"dark:text-t3-purple-100",
);
el.removeAttribute("data-current-active-tab-content-item");
}
}
// if has active parent elements
if (currentActiveParentElements.length) {
// loop through all parent elements and remove class and attr
for (const parentEl of currentActiveParentElements) {
parentEl.classList.remove("border-t3-purple-300/100");
parentEl.removeAttribute(
"data-current-active-parent-tab-content-item",
);
}
}

tocItem.classList.add(
"font-medium",
"text-t3-purple-700",
"dark:text-t3-purple-100",
);
tocItem.parentElement.classList.add("border-t3-purple-300/100");
// set data attr to active element also will helpful when need to remove active state
tocItem.setAttribute("data-current-active-tab-content-item", true);
tocItem.parentElement.setAttribute(
"data-current-active-parent-tab-content-item",
true,
);
}
});
},
{
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