{"version":3,"file":"useKeyboardDragAndDrop.mjs","sources":["../../../admin/src/hooks/useKeyboardDragAndDrop.ts"],"sourcesContent":["import * as React from 'react';\n\nexport type UseKeyboardDragAndDropCallbacks<TIndex extends number | Array<number> = number> = {\n  onCancel?: (index: TIndex) => void;\n  onDropItem?: (currentIndex: TIndex, newIndex?: TIndex) => void;\n  onGrabItem?: (index: TIndex) => void;\n  onMoveItem?: (newIndex: TIndex, currentIndex: TIndex) => void;\n};\n\n/**\n * Utility hook designed to implement keyboard accessibile drag and drop by\n * returning an onKeyDown handler to be passed to the drag icon button.\n *\n * @internal - You should use `useDragAndDrop` instead.\n */\nexport const useKeyboardDragAndDrop = <TIndex extends number | Array<number> = number>(\n  active: boolean,\n  index: TIndex,\n  { onCancel, onDropItem, onGrabItem, onMoveItem }: UseKeyboardDragAndDropCallbacks<TIndex>\n) => {\n  const [isSelected, setIsSelected] = React.useState(false);\n\n  const handleMove = (movement: 'UP' | 'DOWN') => {\n    if (!isSelected) {\n      return;\n    }\n    if (typeof index === 'number' && onMoveItem) {\n      if (movement === 'UP') {\n        onMoveItem((index - 1) as TIndex, index);\n      } else if (movement === 'DOWN') {\n        onMoveItem((index + 1) as TIndex, index);\n      }\n    }\n  };\n\n  const handleDragClick = () => {\n    if (isSelected) {\n      if (onDropItem) {\n        onDropItem(index);\n      }\n      setIsSelected(false);\n    } else {\n      if (onGrabItem) {\n        onGrabItem(index);\n      }\n      setIsSelected(true);\n    }\n  };\n\n  const handleCancel = () => {\n    if (isSelected) {\n      setIsSelected(false);\n\n      if (onCancel) {\n        onCancel(index);\n      }\n    }\n  };\n\n  const handleKeyDown = <E extends Element>(e: React.KeyboardEvent<E>) => {\n    if (!active) {\n      return;\n    }\n\n    if (e.key === 'Tab' && !isSelected) {\n      return;\n    }\n\n    e.preventDefault();\n\n    switch (e.key) {\n      case ' ':\n      case 'Enter':\n        handleDragClick();\n        break;\n\n      case 'Escape':\n        handleCancel();\n        break;\n\n      case 'ArrowDown':\n      case 'ArrowRight':\n        handleMove('DOWN');\n        break;\n\n      case 'ArrowUp':\n      case 'ArrowLeft':\n        handleMove('UP');\n        break;\n\n      default:\n    }\n  };\n\n  return handleKeyDown;\n};\n"],"names":["useKeyboardDragAndDrop","active","index","onCancel","onDropItem","onGrabItem","onMoveItem","isSelected","setIsSelected","React","useState","handleMove","movement","handleDragClick","handleCancel","handleKeyDown","e","key","preventDefault"],"mappings":";;AASA;;;;;AAKC,IACM,MAAMA,sBAAyB,GAAA,CACpCC,QACAC,KACA,EAAA,EAAEC,QAAQ,EAAEC,UAAU,EAAEC,UAAU,EAAEC,UAAU,EAA2C,GAAA;AAEzF,IAAA,MAAM,CAACC,UAAYC,EAAAA,aAAAA,CAAc,GAAGC,KAAAA,CAAMC,QAAQ,CAAC,KAAA,CAAA;AAEnD,IAAA,MAAMC,aAAa,CAACC,QAAAA,GAAAA;AAClB,QAAA,IAAI,CAACL,UAAY,EAAA;AACf,YAAA;AACF;QACA,IAAI,OAAOL,KAAU,KAAA,QAAA,IAAYI,UAAY,EAAA;AAC3C,YAAA,IAAIM,aAAa,IAAM,EAAA;AACrBN,gBAAAA,UAAAA,CAAYJ,QAAQ,CAAcA,EAAAA,KAAAA,CAAAA;aAC7B,MAAA,IAAIU,aAAa,MAAQ,EAAA;AAC9BN,gBAAAA,UAAAA,CAAYJ,QAAQ,CAAcA,EAAAA,KAAAA,CAAAA;AACpC;AACF;AACF,KAAA;AAEA,IAAA,MAAMW,eAAkB,GAAA,IAAA;AACtB,QAAA,IAAIN,UAAY,EAAA;AACd,YAAA,IAAIH,UAAY,EAAA;gBACdA,UAAWF,CAAAA,KAAAA,CAAAA;AACb;YACAM,aAAc,CAAA,KAAA,CAAA;SACT,MAAA;AACL,YAAA,IAAIH,UAAY,EAAA;gBACdA,UAAWH,CAAAA,KAAAA,CAAAA;AACb;YACAM,aAAc,CAAA,IAAA,CAAA;AAChB;AACF,KAAA;AAEA,IAAA,MAAMM,YAAe,GAAA,IAAA;AACnB,QAAA,IAAIP,UAAY,EAAA;YACdC,aAAc,CAAA,KAAA,CAAA;AAEd,YAAA,IAAIL,QAAU,EAAA;gBACZA,QAASD,CAAAA,KAAAA,CAAAA;AACX;AACF;AACF,KAAA;AAEA,IAAA,MAAMa,gBAAgB,CAAoBC,CAAAA,GAAAA;AACxC,QAAA,IAAI,CAACf,MAAQ,EAAA;AACX,YAAA;AACF;AAEA,QAAA,IAAIe,CAAEC,CAAAA,GAAG,KAAK,KAAA,IAAS,CAACV,UAAY,EAAA;AAClC,YAAA;AACF;AAEAS,QAAAA,CAAAA,CAAEE,cAAc,EAAA;AAEhB,QAAA,OAAQF,EAAEC,GAAG;YACX,KAAK,GAAA;YACL,KAAK,OAAA;AACHJ,gBAAAA,eAAAA,EAAAA;AACA,gBAAA;YAEF,KAAK,QAAA;AACHC,gBAAAA,YAAAA,EAAAA;AACA,gBAAA;YAEF,KAAK,WAAA;YACL,KAAK,YAAA;gBACHH,UAAW,CAAA,MAAA,CAAA;AACX,gBAAA;YAEF,KAAK,SAAA;YACL,KAAK,WAAA;gBACHA,UAAW,CAAA,IAAA,CAAA;AACX,gBAAA;AAGJ;AACF,KAAA;IAEA,OAAOI,aAAAA;AACT;;;;"}