{"version":3,"file":"paginate.mjs","names":["useProxiedModel","computed","inject","provide","watchEffect","clamp","propsFactory","makeDataTablePaginateProps","page","type","Number","String","default","itemsPerPage","VDataTablePaginationSymbol","Symbol","for","createPagination","props","undefined","value","providePagination","options","itemsLength","startIndex","stopIndex","Math","min","pageCount","ceil","setItemsPerPage","nextPage","prevPage","setPage","data","usePagination","Error","usePaginatedItems","items","paginatedItems","slice"],"sources":["../../../../src/labs/VDataTable/composables/paginate.ts"],"sourcesContent":["// Composables\nimport { useProxiedModel } from '@/composables/proxiedModel'\n\n// Utilities\nimport { computed, inject, provide, watchEffect } from 'vue'\nimport { clamp, propsFactory } from '@/util'\n\n// Types\nimport type { InjectionKey, Ref } from 'vue'\nimport type { Group } from './group'\n\nexport const makeDataTablePaginateProps = propsFactory({\n  page: {\n    type: [Number, String],\n    default: 1,\n  },\n  itemsPerPage: {\n    type: [Number, String],\n    default: 10,\n  },\n}, 'DataTable-paginate')\n\nconst VDataTablePaginationSymbol: InjectionKey<{\n  page: Ref<number>\n  itemsPerPage: Ref<number>\n  startIndex: Ref<number>\n  stopIndex: Ref<number>\n  pageCount: Ref<number>\n  itemsLength: Ref<number>\n  prevPage: () => void\n  nextPage: () => void\n  setPage: (value: number) => void\n  setItemsPerPage: (value: number) => void\n}> = Symbol.for('vuetify:data-table-pagination')\n\ntype PaginationProps = {\n  page: number | string\n  'onUpdate:page': ((val: any) => void) | undefined\n  itemsPerPage: number | string\n  'onUpdate:itemsPerPage': ((val: any) => void) | undefined\n  itemsLength?: number | string\n}\n\nexport function createPagination (props: PaginationProps) {\n  const page = useProxiedModel(props, 'page', undefined, value => +(value ?? 1))\n  const itemsPerPage = useProxiedModel(props, 'itemsPerPage', undefined, value => +(value ?? 10))\n\n  return { page, itemsPerPage }\n}\n\nexport function providePagination (options: {\n  page: Ref<number>\n  itemsPerPage: Ref<number>\n  itemsLength: Ref<number>\n}) {\n  const { page, itemsPerPage, itemsLength } = options\n\n  const startIndex = computed(() => {\n    if (itemsPerPage.value === -1) return 0\n\n    return itemsPerPage.value * (page.value - 1)\n  })\n  const stopIndex = computed(() => {\n    if (itemsPerPage.value === -1) return itemsLength.value\n\n    return Math.min(itemsLength.value, startIndex.value + itemsPerPage.value)\n  })\n\n  const pageCount = computed(() => {\n    if (itemsPerPage.value === -1 || itemsLength.value === 0) return 1\n\n    return Math.ceil(itemsLength.value / itemsPerPage.value)\n  })\n\n  watchEffect(() => {\n    if (page.value > pageCount.value) {\n      page.value = pageCount.value\n    }\n  })\n\n  function setItemsPerPage (value: number) {\n    itemsPerPage.value = value\n    page.value = 1\n  }\n\n  function nextPage () {\n    page.value = clamp(page.value + 1, 1, pageCount.value)\n  }\n\n  function prevPage () {\n    page.value = clamp(page.value - 1, 1, pageCount.value)\n  }\n\n  function setPage (value: number) {\n    page.value = clamp(value, 1, pageCount.value)\n  }\n\n  const data = { page, itemsPerPage, startIndex, stopIndex, pageCount, itemsLength, nextPage, prevPage, setPage, setItemsPerPage }\n\n  provide(VDataTablePaginationSymbol, data)\n\n  return data\n}\n\nexport function usePagination () {\n  const data = inject(VDataTablePaginationSymbol)\n\n  if (!data) throw new Error('Missing pagination!')\n\n  return data\n}\n\nexport function usePaginatedItems <T> (options: {\n  items: Ref<readonly (T | Group<T>)[]>\n  startIndex: Ref<number>\n  stopIndex: Ref<number>\n  itemsPerPage: Ref<number>\n}) {\n  const { items, startIndex, stopIndex, itemsPerPage } = options\n  const paginatedItems = computed(() => {\n    if (itemsPerPage.value <= 0) return items.value\n\n    return items.value.slice(startIndex.value, stopIndex.value)\n  })\n\n  return { paginatedItems }\n}\n"],"mappings":"AAAA;AAAA,SACSA,eAAe,iDAExB;AACA,SAASC,QAAQ,EAAEC,MAAM,EAAEC,OAAO,EAAEC,WAAW,QAAQ,KAAK;AAAA,SACnDC,KAAK,EAAEC,YAAY,mCAE5B;AAIA,OAAO,MAAMC,0BAA0B,GAAGD,YAAY,CAAC;EACrDE,IAAI,EAAE;IACJC,IAAI,EAAE,CAACC,MAAM,EAAEC,MAAM,CAAC;IACtBC,OAAO,EAAE;EACX,CAAC;EACDC,YAAY,EAAE;IACZJ,IAAI,EAAE,CAACC,MAAM,EAAEC,MAAM,CAAC;IACtBC,OAAO,EAAE;EACX;AACF,CAAC,EAAE,oBAAoB,CAAC;AAExB,MAAME,0BAWJ,GAAGC,MAAM,CAACC,GAAG,CAAC,+BAA+B,CAAC;AAUhD,OAAO,SAASC,gBAAgBA,CAAEC,KAAsB,EAAE;EACxD,MAAMV,IAAI,GAAGR,eAAe,CAACkB,KAAK,EAAE,MAAM,EAAEC,SAAS,EAAEC,KAAK,IAAI,EAAEA,KAAK,IAAI,CAAC,CAAC,CAAC;EAC9E,MAAMP,YAAY,GAAGb,eAAe,CAACkB,KAAK,EAAE,cAAc,EAAEC,SAAS,EAAEC,KAAK,IAAI,EAAEA,KAAK,IAAI,EAAE,CAAC,CAAC;EAE/F,OAAO;IAAEZ,IAAI;IAAEK;EAAa,CAAC;AAC/B;AAEA,OAAO,SAASQ,iBAAiBA,CAAEC,OAIlC,EAAE;EACD,MAAM;IAAEd,IAAI;IAAEK,YAAY;IAAEU;EAAY,CAAC,GAAGD,OAAO;EAEnD,MAAME,UAAU,GAAGvB,QAAQ,CAAC,MAAM;IAChC,IAAIY,YAAY,CAACO,KAAK,KAAK,CAAC,CAAC,EAAE,OAAO,CAAC;IAEvC,OAAOP,YAAY,CAACO,KAAK,IAAIZ,IAAI,CAACY,KAAK,GAAG,CAAC,CAAC;EAC9C,CAAC,CAAC;EACF,MAAMK,SAAS,GAAGxB,QAAQ,CAAC,MAAM;IAC/B,IAAIY,YAAY,CAACO,KAAK,KAAK,CAAC,CAAC,EAAE,OAAOG,WAAW,CAACH,KAAK;IAEvD,OAAOM,IAAI,CAACC,GAAG,CAACJ,WAAW,CAACH,KAAK,EAAEI,UAAU,CAACJ,KAAK,GAAGP,YAAY,CAACO,KAAK,CAAC;EAC3E,CAAC,CAAC;EAEF,MAAMQ,SAAS,GAAG3B,QAAQ,CAAC,MAAM;IAC/B,IAAIY,YAAY,CAACO,KAAK,KAAK,CAAC,CAAC,IAAIG,WAAW,CAACH,KAAK,KAAK,CAAC,EAAE,OAAO,CAAC;IAElE,OAAOM,IAAI,CAACG,IAAI,CAACN,WAAW,CAACH,KAAK,GAAGP,YAAY,CAACO,KAAK,CAAC;EAC1D,CAAC,CAAC;EAEFhB,WAAW,CAAC,MAAM;IAChB,IAAII,IAAI,CAACY,KAAK,GAAGQ,SAAS,CAACR,KAAK,EAAE;MAChCZ,IAAI,CAACY,KAAK,GAAGQ,SAAS,CAACR,KAAK;IAC9B;EACF,CAAC,CAAC;EAEF,SAASU,eAAeA,CAAEV,KAAa,EAAE;IACvCP,YAAY,CAACO,KAAK,GAAGA,KAAK;IAC1BZ,IAAI,CAACY,KAAK,GAAG,CAAC;EAChB;EAEA,SAASW,QAAQA,CAAA,EAAI;IACnBvB,IAAI,CAACY,KAAK,GAAGf,KAAK,CAACG,IAAI,CAACY,KAAK,GAAG,CAAC,EAAE,CAAC,EAAEQ,SAAS,CAACR,KAAK,CAAC;EACxD;EAEA,SAASY,QAAQA,CAAA,EAAI;IACnBxB,IAAI,CAACY,KAAK,GAAGf,KAAK,CAACG,IAAI,CAACY,KAAK,GAAG,CAAC,EAAE,CAAC,EAAEQ,SAAS,CAACR,KAAK,CAAC;EACxD;EAEA,SAASa,OAAOA,CAAEb,KAAa,EAAE;IAC/BZ,IAAI,CAACY,KAAK,GAAGf,KAAK,CAACe,KAAK,EAAE,CAAC,EAAEQ,SAAS,CAACR,KAAK,CAAC;EAC/C;EAEA,MAAMc,IAAI,GAAG;IAAE1B,IAAI;IAAEK,YAAY;IAAEW,UAAU;IAAEC,SAAS;IAAEG,SAAS;IAAEL,WAAW;IAAEQ,QAAQ;IAAEC,QAAQ;IAAEC,OAAO;IAAEH;EAAgB,CAAC;EAEhI3B,OAAO,CAACW,0BAA0B,EAAEoB,IAAI,CAAC;EAEzC,OAAOA,IAAI;AACb;AAEA,OAAO,SAASC,aAAaA,CAAA,EAAI;EAC/B,MAAMD,IAAI,GAAGhC,MAAM,CAACY,0BAA0B,CAAC;EAE/C,IAAI,CAACoB,IAAI,EAAE,MAAM,IAAIE,KAAK,CAAC,qBAAqB,CAAC;EAEjD,OAAOF,IAAI;AACb;AAEA,OAAO,SAASG,iBAAiBA,CAAMf,OAKtC,EAAE;EACD,MAAM;IAAEgB,KAAK;IAAEd,UAAU;IAAEC,SAAS;IAAEZ;EAAa,CAAC,GAAGS,OAAO;EAC9D,MAAMiB,cAAc,GAAGtC,QAAQ,CAAC,MAAM;IACpC,IAAIY,YAAY,CAACO,KAAK,IAAI,CAAC,EAAE,OAAOkB,KAAK,CAAClB,KAAK;IAE/C,OAAOkB,KAAK,CAAClB,KAAK,CAACoB,KAAK,CAAChB,UAAU,CAACJ,KAAK,EAAEK,SAAS,CAACL,KAAK,CAAC;EAC7D,CAAC,CAAC;EAEF,OAAO;IAAEmB;EAAe,CAAC;AAC3B"}