{"version":3,"file":"scroll.1c8ac9c4.js","sources":["../../../../utils/scroll.ts"],"sourcesContent":["/* eslint-disable */\n// @ts-nocheck\nimport { type Nullable } from '@/types/generic';\n\nexport interface BodyScrollOptions {\n  reserveScrollBarGap?: boolean;\n  allowTouchMove?: (el: any) => boolean;\n}\n\ninterface Lock {\n  targetElement: any;\n  options: BodyScrollOptions;\n}\n\n// Older browsers don't support event options, feature detect it.\nlet hasPassiveEvents = false;\nif (typeof window !== 'undefined') {\n  const passiveTestOptions = {\n    get passive() {\n      hasPassiveEvents = true;\n      return undefined;\n    },\n  };\n  window.addEventListener('testPassive', null, passiveTestOptions);\n  window.removeEventListener('testPassive', null, passiveTestOptions);\n}\n\nconst isIosDevice =\n  typeof window !== 'undefined' &&\n  window.navigator &&\n  window.navigator.platform &&\n  (/iP(ad|hone|od)/.test(window.navigator.platform) || (window.navigator.platform === 'MacIntel' && window.navigator.maxTouchPoints > 1));\n\ntype HandleScrollEvent = TouchEvent;\n\nlet locks: Array<Lock> = [];\nlet documentListenerAdded: boolean = false;\nlet initialClientY: number = -1;\nlet previousBodyOverflowSetting;\nlet previousBodyPosition;\nlet previousBodyPaddingRight;\n\n// returns true if `el` should be allowed to receive touchmove events.\nconst allowTouchMove = (el: EventTarget): boolean =>\n  locks.some((lock) => {\n    if (lock.options.allowTouchMove && lock.options.allowTouchMove(el)) {\n      return true;\n    }\n\n    return false;\n  });\n\nconst preventDefault = (rawEvent: HandleScrollEvent): boolean => {\n  const e = rawEvent || window.event;\n\n  // For the case whereby consumers adds a touchmove event listener to document.\n  // Recall that we do document.addEventListener('touchmove', preventDefault, { passive: false })\n  // in disableBodyScroll - so if we provide this opportunity to allowTouchMove, then\n  // the touchmove event on document will break.\n  if (allowTouchMove(e.target)) {\n    return true;\n  }\n\n  // Do not prevent if the event has more than one touch (usually meaning this is a multi touch gesture like pinch to zoom).\n  if (e.touches.length > 1) return true;\n\n  if (e.preventDefault) e.preventDefault();\n\n  return false;\n};\n\nconst setOverflowHidden = (options?: BodyScrollOptions) => {\n  // If previousBodyPaddingRight is already set, don't set it again.\n  if (previousBodyPaddingRight === undefined) {\n    const reserveScrollBarGap = !!options && options.reserveScrollBarGap === true;\n    const scrollBarGap = window.innerWidth - document.documentElement.clientWidth;\n\n    if (reserveScrollBarGap && scrollBarGap > 0) {\n      const computedBodyPaddingRight = parseInt(window.getComputedStyle(document.body).getPropertyValue('padding-right'), 10);\n      previousBodyPaddingRight = document.body.style.paddingRight;\n      document.body.style.paddingRight = `${computedBodyPaddingRight + scrollBarGap}px`;\n    }\n  }\n\n  // If previousBodyOverflowSetting is already set, don't set it again.\n  if (previousBodyOverflowSetting === undefined) {\n    previousBodyOverflowSetting = document.body.style.overflow;\n    document.body.style.overflow = 'hidden';\n  }\n};\n\nconst restoreOverflowSetting = () => {\n  if (previousBodyPaddingRight !== undefined) {\n    document.body.style.paddingRight = previousBodyPaddingRight;\n\n    // Restore previousBodyPaddingRight to undefined so setOverflowHidden knows it\n    // can be set again.\n    previousBodyPaddingRight = undefined;\n  }\n\n  if (previousBodyOverflowSetting !== undefined) {\n    document.body.style.overflow = previousBodyOverflowSetting;\n\n    // Restore previousBodyOverflowSetting to undefined\n    // so setOverflowHidden knows it can be set again.\n    previousBodyOverflowSetting = undefined;\n  }\n};\n\nconst setPositionFixed = () =>\n  window.requestAnimationFrame(() => {\n    // If previousBodyPosition is already set, don't set it again.\n    if (previousBodyPosition === undefined) {\n      previousBodyPosition = {\n        position: document.body.style.position,\n        top: document.body.style.top,\n        left: document.body.style.left,\n      };\n\n      // Update the dom inside an animation frame\n      const { scrollY, scrollX, innerHeight } = window;\n      document.body.style.position = 'fixed';\n      document.body.style.top = `${-scrollY}px`;\n      document.body.style.left = `${-scrollX}px`;\n\n      setTimeout(\n        () =>\n          window.requestAnimationFrame(() => {\n            // Attempt to check if the bottom bar appeared due to the position change\n            const bottomBarHeight = innerHeight - window.innerHeight;\n            if (bottomBarHeight && scrollY >= innerHeight) {\n              // Move the content further up so that the bottom bar doesn't hide it\n              document.body.style.top = -(scrollY + bottomBarHeight);\n            }\n          }),\n        300\n      );\n    }\n  });\n\nconst restorePositionSetting = () => {\n  if (previousBodyPosition !== undefined) {\n    // Convert the position from \"px\" to Int\n    const y = -parseInt(document.body.style.top, 10);\n    const x = -parseInt(document.body.style.left, 10);\n\n    // Restore styles\n    document.body.style.position = previousBodyPosition.position;\n    document.body.style.top = previousBodyPosition.top;\n    document.body.style.left = previousBodyPosition.left;\n\n    // Restore scroll\n    window.scrollTo(x, y);\n\n    previousBodyPosition = undefined;\n  }\n};\n\n// https://developer.mozilla.org/en-US/docs/Web/API/Element/scrollHeight#Problems_and_solutions\nconst isTargetElementTotallyScrolled = (targetElement: any): boolean =>\n  targetElement ? targetElement.scrollHeight - targetElement.scrollTop <= targetElement.clientHeight : false;\n\nconst handleScroll = (event: HandleScrollEvent, targetElement: any): boolean => {\n  const clientY = event.targetTouches[0].clientY - initialClientY;\n\n  if (event.target && allowTouchMove(event.target)) {\n    return false;\n  }\n\n  if (targetElement && targetElement.scrollTop === 0 && clientY > 0) {\n    // element is at the top of its scroll.\n    return preventDefault(event);\n  }\n\n  if (isTargetElementTotallyScrolled(targetElement) && clientY < 0) {\n    // element is at the bottom of its scroll.\n    return preventDefault(event);\n  }\n\n  event.stopPropagation();\n  return true;\n};\n\nexport const disableBodyScroll = (targetElement: any, options?: BodyScrollOptions): void => {\n  // targetElement must be provided\n  if (!targetElement) {\n    // eslint-disable-next-line no-console\n    console.error('disableBodyScroll unsuccessful - targetElement must be provided when calling disableBodyScroll on IOS devices.');\n    return;\n  }\n\n  // disableBodyScroll must not have been called on this targetElement before\n  if (locks.some((lock) => lock.targetElement === targetElement)) {\n    return;\n  }\n\n  const lock = {\n    targetElement,\n    options: options || {},\n  };\n\n  locks = [...locks, lock];\n\n  if (isIosDevice) {\n    setPositionFixed();\n  } else {\n    setOverflowHidden(options);\n  }\n\n  if (isIosDevice) {\n    targetElement.ontouchstart = (event: HandleScrollEvent) => {\n      if (event.targetTouches.length === 1) {\n        // detect single touch.\n        initialClientY = event.targetTouches[0].clientY;\n      }\n    };\n    targetElement.ontouchmove = (event: HandleScrollEvent) => {\n      if (event.targetTouches.length === 1) {\n        // detect single touch.\n        handleScroll(event, targetElement);\n      }\n    };\n\n    if (!documentListenerAdded) {\n      document.addEventListener('touchmove', preventDefault, hasPassiveEvents ? { passive: false } : undefined);\n      documentListenerAdded = true;\n    }\n  }\n};\n\nexport const clearAllBodyScrollLocks = (): void => {\n  if (isIosDevice) {\n    // Clear all locks ontouchstart/ontouchmove handlers, and the references.\n    locks.forEach((lock: Lock) => {\n      lock.targetElement.ontouchstart = null;\n      lock.targetElement.ontouchmove = null;\n    });\n\n    if (documentListenerAdded) {\n      document.removeEventListener('touchmove', preventDefault, hasPassiveEvents ? { passive: false } : undefined);\n      documentListenerAdded = false;\n    }\n\n    // Reset initial clientY.\n    initialClientY = -1;\n  }\n\n  if (isIosDevice) {\n    restorePositionSetting();\n  } else {\n    restoreOverflowSetting();\n  }\n\n  locks = [];\n};\n\nexport const enableBodyScroll = (targetElement: any): void => {\n  if (!targetElement) {\n    // eslint-disable-next-line no-console\n    console.error('enableBodyScroll unsuccessful - targetElement must be provided when calling enableBodyScroll on IOS devices.');\n    return;\n  }\n\n  locks = locks.filter((lock) => lock.targetElement !== targetElement);\n\n  if (isIosDevice) {\n    targetElement.ontouchstart = null;\n    targetElement.ontouchmove = null;\n\n    if (documentListenerAdded && locks.length === 0) {\n      document.removeEventListener('touchmove', preventDefault, hasPassiveEvents ? { passive: false } : undefined);\n      documentListenerAdded = false;\n    }\n  }\n\n  if (isIosDevice) {\n    restorePositionSetting();\n  } else {\n    restoreOverflowSetting();\n  }\n};\n\nexport function scrollLock(el: HTMLElement | Element): void {\n  disableBodyScroll(el, {\n    reserveScrollBarGap: true,\n    allowTouchMove: (el) => {\n      while (el && el !== document.body) {\n        if (el.getAttribute('body-scroll-lock-ignore') !== null) {\n          return true;\n        }\n        el = el.parentElement;\n      }\n    },\n  });\n}\n\nexport function scrollUnlock(el: Nullable<HTMLElement | Element> = null): void {\n  if (el === null) {\n    clearAllBodyScrollLocks();\n  } else {\n    enableBodyScroll(el);\n  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