{"version":3,"file":"SelectScrollUpButton.js","sources":["../../src/Select/SelectScrollUpButton.vue"],"sourcesContent":["<script lang=\"ts\">\nimport type { PrimitiveProps } from '@/Primitive'\nimport { useForwardExpose } from '@/shared'\n\nexport interface SelectScrollUpButtonProps extends PrimitiveProps {}\n</script>\n\n<script setup lang=\"ts\">\nimport { ref, watch, watchEffect } from 'vue'\nimport { injectSelectContentContext } from './SelectContentImpl.vue'\nimport { injectSelectItemAlignedPositionContext } from './SelectItemAlignedPosition.vue'\nimport SelectScrollButtonImpl from './SelectScrollButtonImpl.vue'\n\ndefineProps<SelectScrollUpButtonProps>()\n\nconst contentContext = injectSelectContentContext()\nconst alignedPositionContext\n  = contentContext.position === 'item-aligned'\n    ? injectSelectItemAlignedPositionContext()\n    : undefined\n\nconst { forwardRef, currentElement } = useForwardExpose()\n\nconst canScrollUp = ref(false)\n\nwatchEffect((cleanupFn) => {\n  if (contentContext.viewport?.value && contentContext.isPositioned?.value) {\n    const viewport = contentContext.viewport.value\n\n    function handleScroll() {\n      canScrollUp.value = viewport.scrollTop > 0\n    }\n    handleScroll()\n    viewport.addEventListener('scroll', handleScroll)\n\n    cleanupFn(() => viewport.removeEventListener('scroll', handleScroll))\n  }\n})\n\nwatch(currentElement, () => {\n  if (currentElement.value)\n    alignedPositionContext?.onScrollButtonChange(currentElement.value)\n})\n</script>\n\n<template>\n  <SelectScrollButtonImpl\n    v-if=\"canScrollUp\"\n    :ref=\"forwardRef\"\n    @auto-scroll=\"() => {\n      const { viewport, selectedItem } = contentContext;\n      if (viewport?.value && selectedItem?.value) {\n        viewport.value.scrollTop = viewport.value.scrollTop - selectedItem.value.offsetHeight;\n      }\n    }\"\n  >\n    <slot />\n  </SelectScrollButtonImpl>\n</template>\n"],"names":[],"mappings":";;;;;;;;;;;;;AAeA,IAAA,MAAM,iBAAiB,0BAA2B,EAAA;AAClD,IAAA,MAAM,sBACF,GAAA,cAAA,CAAe,QAAa,KAAA,cAAA,GAC1B,wCACA,GAAA,MAAA;AAEN,IAAA,MAAM,EAAE,UAAA,EAAY,cAAe,EAAA,GAAI,gBAAiB,EAAA;AAExD,IAAM,MAAA,WAAA,GAAc,IAAI,KAAK,CAAA;AAE7B,IAAA,WAAA,CAAY,CAAC,SAAc,KAAA;AACzB,MAAA,IAAI,cAAe,CAAA,QAAA,EAAU,KAAS,IAAA,cAAA,CAAe,cAAc,KAAO,EAAA;AAGxE,QAAA,IAAS,eAAT,WAAwB;AACtB,UAAY,WAAA,CAAA,KAAA,GAAQ,SAAS,SAAY,GAAA,CAAA;AAAA,SAC3C;AAJA,QAAM,MAAA,QAAA,GAAW,eAAe,QAAS,CAAA,KAAA;AAKzC,QAAa,YAAA,EAAA;AACb,QAAS,QAAA,CAAA,gBAAA,CAAiB,UAAU,YAAY,CAAA;AAEhD,QAAA,SAAA,CAAU,MAAM,QAAA,CAAS,mBAAoB,CAAA,QAAA,EAAU,YAAY,CAAC,CAAA;AAAA;AACtE,KACD,CAAA;AAED,IAAA,KAAA,CAAM,gBAAgB,MAAM;AAC1B,MAAA,IAAI,cAAe,CAAA,KAAA;AACjB,QAAwB,sBAAA,EAAA,oBAAA,CAAqB,eAAe,KAAK,CAAA;AAAA,KACpE,CAAA;;;;;;;;;;;;;;;;;;;;;;;"}