47 lines
1.4 KiB
TypeScript
47 lines
1.4 KiB
TypeScript
((): void => {
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const parseClassList = (value: string | null): string[] => {
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if (!value) {
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return []
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}
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return value
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.split(' ')
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.map((entry: string): string => entry.trim())
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.filter((entry: string): boolean => entry.length > 0)
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}
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const setActiveTab = (clickedTab: Element): void => {
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const group = clickedTab.closest('[data-tab-group="discover"]')
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if (!group) {
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return
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}
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const triggers = group.querySelectorAll('[data-tab-trigger]')
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triggers.forEach((tab: Element): void => {
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const activeClasses = parseClassList(tab.getAttribute('data-tab-active-classes'))
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const inactiveClasses = parseClassList(tab.getAttribute('data-tab-inactive-classes'))
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tab.classList.remove(...activeClasses)
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tab.classList.add(...inactiveClasses)
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})
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const activeClasses = parseClassList(clickedTab.getAttribute('data-tab-active-classes'))
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const inactiveClasses = parseClassList(clickedTab.getAttribute('data-tab-inactive-classes'))
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clickedTab.classList.remove(...inactiveClasses)
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clickedTab.classList.add(...activeClasses)
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}
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document.addEventListener('click', (event: MouseEvent): void => {
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const target = event.target
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if (!(target instanceof Element)) {
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return
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}
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const trigger = target.closest('[data-tab-trigger]')
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if (!trigger) {
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return
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}
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setActiveTab(trigger)
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})
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})()
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