@mantine/core/cjs/components/OverflowList/OverflowList.cjs.map

React components library focused on usability, accessibility and developer experience

{"version":3,"file":"OverflowList.cjs","names":["createVarsResolver","getSpacing","genericFactory","useProps","useStyles","useDimensions","getRowPositionsData","Box","Fragment","classes"],"sources":["../../../src/components/OverflowList/OverflowList.tsx"],"sourcesContent":["// Originally based on https://github.com/Eliav2/react-responsive-overflow-list (MIT License)\n// Contains the modified version adapted for Mantine\nimport { cloneElement, Ref, useRef, useState } from 'react';\nimport { Fragment } from 'react/jsx-runtime';\nimport { useIsomorphicEffect, useMergedRef } from '@mantine/hooks';\nimport {\n  Box,\n  BoxProps,\n  createVarsResolver,\n  ElementProps,\n  Factory,\n  genericFactory,\n  getSpacing,\n  MantineSpacing,\n  StylesApiProps,\n  useProps,\n  useStyles,\n} from '../../core';\nimport { getRowPositionsData } from './get-row-position-data';\nimport { useDimensions } from './use-dimensions';\nimport classes from './OverflowList.module.css';\n\nexport type OverflowListStylesNames = 'root';\nexport type OverflowListCssVariables = {\n  root: '--ol-gap';\n};\n\nexport interface OverflowListProps<T = any>\n  extends BoxProps, StylesApiProps<OverflowListFactory>, ElementProps<'div', 'children'> {\n  /** Array of items to display */\n  data: T[];\n\n  /** Function to render item */\n  renderItem: (item: T, index: number) => React.ReactNode;\n\n  /** Function to render hidden items */\n  renderOverflow: (items: T[]) => React.ReactNode;\n\n  /** Number of rows to display @default 1 */\n  maxRows?: number;\n\n  /** Maximum number of visible items @default Infinity */\n  maxVisibleItems?: number;\n\n  /** Key of `theme.spacing` or any valid CSS value for `gap`, numbers are converted to rem @default 'xs' */\n  gap?: MantineSpacing;\n\n  ref?: Ref<HTMLDivElement>;\n}\n\nexport type OverflowListFactory = Factory<{\n  props: OverflowListProps<any>;\n  ref: HTMLDivElement;\n  stylesNames: OverflowListStylesNames;\n  vars: OverflowListCssVariables;\n  signature: <T = any>(props: OverflowListProps<T>) => React.JSX.Element;\n}>;\n\nconst defaultProps = {\n  maxRows: 1,\n  maxVisibleItems: Infinity,\n} satisfies Partial<OverflowListProps<any>>;\n\nconst varsResolver = createVarsResolver<OverflowListFactory>((_, { gap }) => ({\n  root: {\n    '--ol-gap': getSpacing(gap),\n  },\n}));\n\nexport const OverflowList = genericFactory<OverflowListFactory>((_props) => {\n  const props = useProps('OverflowList', defaultProps, _props);\n  const {\n    classNames,\n    className,\n    style,\n    styles,\n    unstyled,\n    vars,\n    attributes,\n    data,\n    renderOverflow,\n    renderItem,\n    maxRows,\n    maxVisibleItems,\n    ref,\n    ...others\n  } = props;\n\n  const getStyles = useStyles<OverflowListFactory>({\n    name: 'OverflowList',\n    classes,\n    props,\n    className,\n    style,\n    classNames,\n    styles,\n    unstyled,\n    attributes,\n    vars,\n    varsResolver,\n  });\n\n  const [visibleCount, setVisibleCount] = useState(data.length);\n  const [subtractCount, setSubtractCount] = useState(0);\n  const [phase, setPhase] = useState<'normal' | 'measuring' | 'measuring-overflow-indicator'>(\n    'normal'\n  );\n\n  const containerRef = useRef<HTMLElement>(null);\n  const rootRef = useMergedRef(containerRef, ref);\n  const finalVisibleCount = visibleCount - subtractCount;\n  const overflowCount = data.length - finalVisibleCount;\n  const showOverflow = overflowCount > 0 && phase !== 'measuring';\n  const overflowElement = showOverflow ? renderOverflow?.(data.slice(finalVisibleCount)) : null;\n\n  const _overflowRef = useRef<HTMLElement>(null);\n  const overflowRef = useMergedRef(_overflowRef, (overflowElement as any)?.ref);\n  const dimensions = useDimensions(containerRef);\n\n  useIsomorphicEffect(() => {\n    setPhase('measuring');\n    setVisibleCount(data.length);\n    setSubtractCount(0);\n  }, [data.length, maxRows]);\n\n  useIsomorphicEffect(() => {\n    if (phase === 'measuring') {\n      countVisibleItems();\n      setPhase('measuring-overflow-indicator');\n    }\n  }, [phase]);\n\n  useIsomorphicEffect(() => {\n    if (phase === 'measuring-overflow-indicator') {\n      const updateWasNeeded = updateOverflowIndicator();\n      if (!updateWasNeeded) {\n        setPhase('normal');\n      }\n    }\n  }, [phase, subtractCount]);\n\n  useIsomorphicEffect(() => {\n    if (phase === 'normal') {\n      setPhase('measuring');\n      setSubtractCount(0);\n    }\n  }, [dimensions]);\n\n  const countVisibleItems = () => {\n    const rowData = getRowPositionsData(containerRef, _overflowRef);\n    if (!rowData) {\n      return;\n    }\n\n    if (data.length === 1) {\n      const itemRef = rowData.itemsSizesMap[rowData.rowPositions[0]].elements.values().next().value;\n      const containerWidth = containerRef.current?.getBoundingClientRect().width ?? 0;\n      const itemWidth = itemRef?.getBoundingClientRect().width ?? 0;\n\n      if (itemWidth > containerWidth) {\n        setVisibleCount(0);\n      } else {\n        setVisibleCount(1);\n      }\n\n      return;\n    }\n\n    const visibleRowPositions = rowData.rowPositions.slice(0, maxRows);\n\n    let fittingCount = visibleRowPositions.reduce((acc, position) => {\n      return acc + rowData.itemsSizesMap[position].elements.size;\n    }, 0);\n\n    fittingCount = Math.min(fittingCount, maxVisibleItems);\n    setVisibleCount(fittingCount);\n  };\n\n  const updateOverflowIndicator = () => {\n    if (!_overflowRef.current) {\n      return false;\n    }\n    const rowData = getRowPositionsData(containerRef, _overflowRef);\n    if (!rowData) {\n      return false;\n    }\n\n    const { rowPositions, itemsSizesMap } = rowData;\n\n    const overflowRect = _overflowRef.current.getBoundingClientRect();\n    const overflowMiddleY = overflowRect.top + overflowRect.height / 2;\n    const lastRowTop = rowPositions[rowPositions.length - 1];\n    const lastRow = itemsSizesMap[lastRowTop];\n\n    if (overflowMiddleY > lastRow.bottom) {\n      setSubtractCount((c) => c + 1);\n      return true;\n    }\n\n    return false;\n  };\n\n  const clonedOverflowElement = overflowElement\n    ? cloneElement(overflowElement as React.ReactElement<any>, { ref: overflowRef })\n    : null;\n\n  let finalItems = data;\n  if (maxVisibleItems) {\n    finalItems = finalItems.slice(0, maxVisibleItems);\n  }\n\n  return (\n    <Box ref={rootRef} {...getStyles('root')} {...others}>\n      {finalItems.map((item, index) => {\n        const isVisible = phase === 'measuring' || index < finalVisibleCount;\n        if (!isVisible) {\n          return null;\n        }\n        const itemComponent = renderItem(item, index);\n\n        return <Fragment key={index}>{itemComponent}</Fragment>;\n      })}\n\n      {clonedOverflowElement}\n    </Box>\n  );\n});\n\nOverflowList.displayName = '@mantine/core/OverflowList';\nOverflowList.classes = classes;\nOverflowList.varsResolver = varsResolver;\n\nexport namespace OverflowList {\n  export type Props = OverflowListProps;\n  export type Factory = OverflowListFactory;\n  export type StylesNames = OverflowListStylesNames;\n  export type CssVariables = OverflowListCssVariables;\n}\n"],"mappings":";;;;;;;;;;;;;;;AA0DA,MAAM,eAAe;CACnB,SAAS;CACT,iBAAiB;AACnB;AAEA,MAAM,eAAeA,6BAAAA,oBAAyC,GAAG,EAAE,WAAW,EAC5E,MAAM,EACJ,YAAYC,iBAAAA,WAAW,GAAG,EAC5B,EACF,EAAE;AAEF,MAAa,eAAeC,gBAAAA,gBAAqC,WAAW;CAC1E,MAAM,QAAQC,kBAAAA,SAAS,gBAAgB,cAAc,MAAM;CAC3D,MAAM,EACJ,YACA,WACA,OACA,QACA,UACA,MACA,YACA,MACA,gBACA,YACA,SACA,iBACA,KACA,GAAG,WACD;CAEJ,MAAM,YAAYC,mBAAAA,UAA+B;EAC/C,MAAM;EACN,SAAA,4BAAA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;CACF,CAAC;CAED,MAAM,CAAC,cAAc,oBAAA,GAAA,MAAA,UAA4B,KAAK,MAAM;CAC5D,MAAM,CAAC,eAAe,qBAAA,GAAA,MAAA,UAA6B,CAAC;CACpD,MAAM,CAAC,OAAO,aAAA,GAAA,MAAA,UACZ,QACF;CAEA,MAAM,gBAAA,GAAA,MAAA,QAAmC,IAAI;CAC7C,MAAM,WAAA,GAAA,eAAA,cAAuB,cAAc,GAAG;CAC9C,MAAM,oBAAoB,eAAe;CAGzC,MAAM,kBAFgB,KAAK,SAAS,oBACC,KAAK,UAAU,cACb,iBAAiB,KAAK,MAAM,iBAAiB,CAAC,IAAI;CAEzF,MAAM,gBAAA,GAAA,MAAA,QAAmC,IAAI;CAC7C,MAAM,eAAA,GAAA,eAAA,cAA2B,cAAe,iBAAyB,GAAG;CAC5E,MAAM,aAAaC,uBAAAA,cAAc,YAAY;CAE7C,CAAA,GAAA,eAAA,2BAA0B;EACxB,SAAS,WAAW;EACpB,gBAAgB,KAAK,MAAM;EAC3B,iBAAiB,CAAC;CACpB,GAAG,CAAC,KAAK,QAAQ,OAAO,CAAC;CAEzB,CAAA,GAAA,eAAA,2BAA0B;EACxB,IAAI,UAAU,aAAa;GACzB,kBAAkB;GAClB,SAAS,8BAA8B;EACzC;CACF,GAAG,CAAC,KAAK,CAAC;CAEV,CAAA,GAAA,eAAA,2BAA0B;EACxB,IAAI,UAAU;OAER,CADoB,wBACL,GACjB,SAAS,QAAQ;EAAA;CAGvB,GAAG,CAAC,OAAO,aAAa,CAAC;CAEzB,CAAA,GAAA,eAAA,2BAA0B;EACxB,IAAI,UAAU,UAAU;GACtB,SAAS,WAAW;GACpB,iBAAiB,CAAC;EACpB;CACF,GAAG,CAAC,UAAU,CAAC;CAEf,MAAM,0BAA0B;EAC9B,MAAM,UAAUC,8BAAAA,oBAAoB,cAAc,YAAY;EAC9D,IAAI,CAAC,SACH;EAGF,IAAI,KAAK,WAAW,GAAG;GACrB,MAAM,UAAU,QAAQ,cAAc,QAAQ,aAAa,IAAI,SAAS,OAAO,EAAE,KAAK,EAAE;GACxF,MAAM,iBAAiB,aAAa,SAAS,sBAAsB,EAAE,SAAS;GAG9E,KAFkB,SAAS,sBAAsB,EAAE,SAAS,KAE5C,gBACd,gBAAgB,CAAC;QAEjB,gBAAgB,CAAC;GAGnB;EACF;EAIA,IAAI,eAFwB,QAAQ,aAAa,MAAM,GAAG,OAErB,EAAE,QAAQ,KAAK,aAAa;GAC/D,OAAO,MAAM,QAAQ,cAAc,UAAU,SAAS;EACxD,GAAG,CAAC;EAEJ,eAAe,KAAK,IAAI,cAAc,eAAe;EACrD,gBAAgB,YAAY;CAC9B;CAEA,MAAM,gCAAgC;EACpC,IAAI,CAAC,aAAa,SAChB,OAAO;EAET,MAAM,UAAUA,8BAAAA,oBAAoB,cAAc,YAAY;EAC9D,IAAI,CAAC,SACH,OAAO;EAGT,MAAM,EAAE,cAAc,kBAAkB;EAExC,MAAM,eAAe,aAAa,QAAQ,sBAAsB;EAKhE,IAJwB,aAAa,MAAM,aAAa,SAAS,IAEjD,cADG,aAAa,aAAa,SAAS,IAGxB,QAAQ;GACpC,kBAAkB,MAAM,IAAI,CAAC;GAC7B,OAAO;EACT;EAEA,OAAO;CACT;CAEA,MAAM,wBAAwB,mBAAA,GAAA,MAAA,cACb,iBAA4C,EAAE,KAAK,YAAY,CAAC,IAC7E;CAEJ,IAAI,aAAa;CACjB,IAAI,iBACF,aAAa,WAAW,MAAM,GAAG,eAAe;CAGlD,OACE,iBAAA,GAAA,kBAAA,MAACC,YAAAA,KAAD;EAAK,KAAK;EAAS,GAAI,UAAU,MAAM;EAAG,GAAI;YAA9C,CACG,WAAW,KAAK,MAAM,UAAU;GAE/B,IAAI,EADc,UAAU,eAAe,QAAQ,oBAEjD,OAAO;GAIT,OAAO,iBAAA,GAAA,kBAAA,KAACC,kBAAAA,UAAD,EAAA,UAFe,WAAW,MAAM,KAEG,EAAY,GAAhC,KAAgC;EACxD,CAAC,GAEA,qBACE;;AAET,CAAC;AAED,aAAa,cAAc;AAC3B,aAAa,UAAUC,4BAAAA;AACvB,aAAa,eAAe"}