35 lines
1.9 KiB
JavaScript
35 lines
1.9 KiB
JavaScript
export function isNavigatingToNewRootLayout(currentTree, nextTree) {
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// Compare segments
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const currentTreeSegment = currentTree[0];
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const nextTreeSegment = nextTree[0];
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// If any segment is different before we find the root layout, the root layout has changed.
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// E.g. /same/(group1)/layout.js -> /same/(group2)/layout.js
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// First segment is 'same' for both, keep looking. (group1) changed to (group2) before the root layout was found, it must have changed.
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if (Array.isArray(currentTreeSegment) && Array.isArray(nextTreeSegment)) {
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// Compare dynamic param name and type but ignore the value, different values would not affect the current root layout
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// /[name] - /slug1 and /slug2, both values (slug1 & slug2) still has the same layout /[name]/layout.js
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if (currentTreeSegment[0] !== nextTreeSegment[0] || currentTreeSegment[2] !== nextTreeSegment[2]) {
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return true;
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}
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} else if (currentTreeSegment !== nextTreeSegment) {
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return true;
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}
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// Current tree root layout found
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if (currentTree[4]) {
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// If the next tree doesn't have the root layout flag, it must have changed.
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return !nextTree[4];
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}
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// Current tree didn't have its root layout here, must have changed.
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if (nextTree[4]) {
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return true;
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}
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// We can't assume it's `parallelRoutes.children` here in case the root layout is `app/@something/layout.js`
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// But it's not possible to be more than one parallelRoutes before the root layout is found
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// TODO-APP: change to traverse all parallel routes
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const currentTreeChild = Object.values(currentTree[1])[0];
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const nextTreeChild = Object.values(nextTree[1])[0];
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if (!currentTreeChild || !nextTreeChild) return true;
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return isNavigatingToNewRootLayout(currentTreeChild, nextTreeChild);
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}
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//# sourceMappingURL=is-navigating-to-new-root-layout.js.map
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