{"version":3,"file":"array-CwA7qSCC.js","sources":["../../../app/javascript/lib/array.js"],"sourcesContent":["/* eslint-disable */\n// Todo: these are copies of functions from d3-array. For some reason importing these directly has an error\n\nexport const ascending = function (a, b) {\n  return a == null || b == null\n    ? NaN\n    : a < b\n    ? -1\n    : a > b\n    ? 1\n    : a >= b\n    ? 0\n    : NaN;\n};\n\nexport const descending = function (a, b) {\n  return a == null || b == null\n    ? NaN\n    : b < a\n    ? -1\n    : b > a\n    ? 1\n    : b >= a\n    ? 0\n    : NaN;\n};\n\nfunction identity(x) {\n  return x;\n}\n\nexport const group = function (values, ...keys) {\n  return nest(values, identity, identity, keys);\n};\n\nfunction nest(values, map, reduce, keys) {\n  return (function regroup(values, i) {\n    if (i >= keys.length) return reduce(values);\n    const groups = new InternMap();\n    const keyof = keys[i++];\n    let index = -1;\n    for (const value of values) {\n      const key = keyof(value, ++index, values);\n      const group = groups.get(key);\n      if (group) group.push(value);\n      else groups.set(key, [value]);\n    }\n    for (const [key, values] of groups) {\n      groups.set(key, regroup(values, i));\n    }\n    return map(groups);\n  })(values, 0);\n}\n\n\nexport class InternMap extends Map {\n  constructor(entries, key = keyof) {\n    super();\n    Object.defineProperties(this, {_intern: {value: new Map()}, _key: {value: key}});\n    if (entries != null) for (const [key, value] of entries) this.set(key, value);\n  }\n  get(key) {\n    return super.get(intern_get(this, key));\n  }\n  has(key) {\n    return super.has(intern_get(this, key));\n  }\n  set(key, value) {\n    return super.set(intern_set(this, key), value);\n  }\n  delete(key) {\n    return super.delete(intern_delete(this, key));\n  }\n}\n\nexport class InternSet extends Set {\n  constructor(values, key = keyof) {\n    super();\n    Object.defineProperties(this, {_intern: {value: new Map()}, _key: {value: key}});\n    if (values != null) for (const value of values) this.add(value);\n  }\n  has(value) {\n    return super.has(intern_get(this, value));\n  }\n  add(value) {\n    return super.add(intern_set(this, value));\n  }\n  delete(value) {\n    return super.delete(intern_delete(this, value));\n  }\n}\n\nfunction intern_get({_intern, _key}, value) {\n  const key = _key(value);\n  return _intern.has(key) ? _intern.get(key) : value;\n}\n\nfunction intern_set({_intern, _key}, value) {\n  const key = _key(value);\n  if (_intern.has(key)) return _intern.get(key);\n  _intern.set(key, value);\n  return value;\n}\n\nfunction intern_delete({_intern, _key}, value) {\n  const key = _key(value);\n  if (_intern.has(key)) {\n    value = _intern.get(value);\n    _intern.delete(key);\n  }\n  return value;\n}\n\nfunction keyof(value) {\n  return value !== null && typeof value === \"object\" ? value.valueOf() : value;\n}\n\nexport const reorder = (arr, startIndex, endIndex) => {\n  const result = [...arr];\n  const [removed] = result.splice(startIndex, 1);\n  result.splice(endIndex, 0, removed);\n  return result;\n};\n\nexport const oxfordCommaList = (arr, useOxfordComma=true) => {\n  const listStart = arr.slice(0, -1).join(', ')\n  const listEnd = arr.slice(-1)\n  const conjunction = arr.length <= 1 \n    ? '' \n    : useOxfordComma && arr.length > 2 \n      ? ', and ' \n      : ' and '\n\n  return [listStart, listEnd].join(conjunction)\n}\n\nexport const topTags = (arr, count) => {\n  const groups = group(arr, (genre) => {\n    return genre;\n  });\n  groups.delete(null);\n  const datas = Array.from(groups, ([key, values]) => ({\n    id: key,\n    count: values.length,\n  })).sort((a, b) => {\n    return a.count === b.count ? 0 : a.count > b.count ? -1 : 1;\n  });\n  return datas.slice(0, count).map((g) => g.id);\n\n}"],"names":["reorder","arr","startIndex","endIndex","result","removed","oxfordCommaList","useOxfordComma","listStart","listEnd","conjunction"],"mappings":"AAqHY,MAACA,EAAU,CAACC,EAAKC,EAAYC,IAAa,CACpD,MAAMC,EAAS,CAAC,GAAGH,CAAG,EAChB,CAACI,CAAO,EAAID,EAAO,OAAOF,EAAY,CAAC,EAC7C,OAAAE,EAAO,OAAOD,EAAU,EAAGE,CAAO,EAC3BD,CACT,EAEaE,EAAkB,CAACL,EAAKM,EAAe,KAAS,CAC3D,MAAMC,EAAYP,EAAI,MAAM,EAAG,EAAE,EAAE,KAAK,IAAI,EACtCQ,EAAUR,EAAI,MAAM,EAAE,EACtBS,EAAcT,EAAI,QAAU,EAC9B,GACAM,GAAkBN,EAAI,OAAS,EAC7B,SACA,QAEN,MAAO,CAACO,EAAWC,CAAO,EAAE,KAAKC,CAAW,CAC9C"}