{
  "version": 3,
  "sources": ["/cdn/shop/t/109/assets/fd-plot-core.js?x=1791610527691"],
  "sourcesContent": ["/* FD Plot-Rechner \u2013 Rechenkern (Verschachtelung + Materialoptimierung)\n   Alle Ma\u00DFe in mm. */\n(function (root) {\n  'use strict';\n\n  // Teile auf eine Rollenbreite verschachteln (Regal-/Shelf-Verfahren, mehrere Strategien, beste gewinnt)\n  // pieces: [{w, h, qty, label}]  w = Breite (quer zur Rolle, wenn nicht gedreht), h = H\u00F6he (Laufrichtung)\n  function pack(pieces, rollWidth, gap, allowRotate) {\n    var A = rollWidth - 2 * gap; // nutzbare Breite\n    var items = [];\n    var tooWide = [];\n    pieces.forEach(function (p, idx) {\n      var fitsN = p.w <= A, fitsR = allowRotate && p.h <= A;\n      if (!fitsN && !fitsR) { tooWide.push(idx); return; }\n      for (var i = 0; i < p.qty; i++) items.push({ w: p.w, h: p.h, idx: idx, n: i + 1 });\n    });\n    if (tooWide.length) return { error: 'tooWide', pieces: tooWide };\n    if (!items.length) return { shelves: [], length: 0 };\n\n    var strategies = allowRotate ? ['longAcross', 'shortAcross', 'asIs'] : ['asIs'];\n    var best = null;\n    strategies.forEach(function (s) {\n      var r = ffdh(items, A, gap, allowRotate, s);\n      if (!best || r.length < best.length) best = r;\n    });\n    return best;\n  }\n\n  function orient(it, A, allowRotate, s) {\n    var big = Math.max(it.w, it.h), small = Math.min(it.w, it.h);\n    if (!allowRotate || s === 'asIs') {\n      if (it.w <= A) return { a: it.w, b: it.h, rot: false };\n      return { a: it.h, b: it.w, rot: true };\n    }\n    if (s === 'longAcross') {\n      if (big <= A) return { a: big, b: small, rot: big !== it.w };\n      return { a: small, b: big, rot: small !== it.w };\n    }\n    // shortAcross\n    return { a: small, b: big, rot: small !== it.w };\n  }\n\n  // First-Fit Decreasing Height\n  function ffdh(items, A, gap, allowRotate, s) {\n    var list = items.map(function (it) {\n      var o = orient(it, A, allowRotate, s);\n      return { it: it, a: o.a, b: o.b, rot: o.rot };\n    });\n    list.sort(function (x, y) { return y.b - x.b || y.a - x.a; });\n    var shelves = [];\n    list.forEach(function (e) {\n      var placed = false;\n      for (var i = 0; i < shelves.length && !placed; i++) {\n        var sh = shelves[i];\n        var opts = [{ a: e.a, b: e.b, rot: e.rot }];\n        if (allowRotate) opts.push({ a: e.b, b: e.a, rot: !e.rot });\n        for (var k = 0; k < opts.length; k++) {\n          var o = opts[k];\n          if (o.b <= sh.h && sh.used + gap + o.a <= A + gap) { // used enth\u00E4lt bereits Abst\u00E4nde\n            sh.items.push({ x: sh.used, a: o.a, b: o.b, rot: o.rot, it: e.it });\n            sh.used += o.a + gap;\n            placed = true; break;\n          }\n        }\n      }\n      if (!placed) {\n        shelves.push({ h: e.b, used: e.a + gap, items: [{ x: 0, a: e.a, b: e.b, rot: e.rot, it: e.it }] });\n      }\n    });\n    var length = gap;\n    shelves.forEach(function (sh) { length += sh.h + gap; });\n    return { shelves: shelves, length: length, strategy: s };\n  }\n\n  // L\u00E4nge einer Gruppe von Regalen inkl. Abst\u00E4nden\n  function segLen(shelves, gap) {\n    var l = gap;\n    shelves.forEach(function (sh) { l += sh.h + gap; });\n    return l;\n  }\n\n  // Regale auf Rollen verteilen (First-Fit Decreasing), Rest als Meterware\n  function binShelves(shelves, R, gap) {\n    var sorted = shelves.slice().sort(function (a, b) { return b.h - a.h; });\n    var bins = [];\n    sorted.forEach(function (sh) {\n      var ok = false;\n      for (var i = 0; i < bins.length; i++) {\n        if (bins[i].len + sh.h + gap <= R) { bins[i].shelves.push(sh); bins[i].len += sh.h + gap; ok = true; break; }\n      }\n      if (!ok) bins.push({ shelves: [sh], len: gap + sh.h + gap });\n    });\n    bins.sort(function (a, b) { return b.len - a.len; }); // vollste Rollen zuerst\n    return bins;\n  }\n\n  // G\u00FCnstigste Materialkombination f\u00FCr eine Breite\n  // meter: {price} oder null ; rolls: [{price, lengthMm, id}]\n  function bestMaterial(packed, gap, meter, rolls, minMeters) {\n    var shelves = packed.shelves, options = [];\n    var minM = minMeters || 1;\n    if (meter) {\n      var m = Math.max(minM, Math.ceil(packed.length / 1000 - 1e-9));\n      options.push({ rolls: 0, roll: null, meters: m, cost: m * meter.price, segments: [{ type: 'meter', shelves: shelves, cap: m * 1000 }] });\n    }\n    rolls.forEach(function (roll) {\n      if (shelves.some(function (sh) { return sh.h + 2 * gap > roll.lengthMm; })) return;\n      var bins = binShelves(shelves, roll.lengthMm, gap);\n      // nur Rollen\n      options.push({ rolls: bins.length, roll: roll, meters: 0, cost: bins.length * roll.price,\n        segments: bins.map(function (b) { return { type: 'roll', shelves: b.shelves, cap: roll.lengthMm }; }) });\n      // k volle Rollen + Rest als Meterware\n      if (meter) {\n        for (var k = 1; k < bins.length; k++) {\n          var rest = [];\n          bins.slice(k).forEach(function (b) { rest = rest.concat(b.shelves); });\n          var mm = Math.max(minM, Math.ceil(segLen(rest, gap) / 1000 - 1e-9));\n          var segs = bins.slice(0, k).map(function (b) { return { type: 'roll', shelves: b.shelves, cap: roll.lengthMm }; });\n          segs.push({ type: 'meter', shelves: rest, cap: mm * 1000 });\n          options.push({ rolls: k, roll: roll, meters: mm, cost: k * roll.price + mm * meter.price, segments: segs });\n        }\n      }\n    });\n    // nur, was auch verf\u00FCgbar ist (lim = verf\u00FCgbarer Bestand bei Varianten mit Bestandsf\u00FChrung)\n    options = options.filter(function (o) {\n      if (o.meters && meter && meter.lim != null && o.meters > meter.lim) return false;\n      if (o.rolls && o.roll && o.roll.lim != null && o.rolls > o.roll.lim) return false;\n      return true;\n    });\n    if (!options.length) return null;\n    options.sort(function (a, b) {\n      if (Math.abs(a.cost - b.cost) > 0.5) return a.cost - b.cost;\n      return (a.rolls + a.meters) - (b.rolls + b.meters);\n    });\n    return options[0];\n  }\n\n  var api = { pack: pack, bestMaterial: bestMaterial, segLen: segLen };\n  if (typeof module !== 'undefined' && module.exports) module.exports = api;\n  else root.FDPlotCore = api;\n})(this);\n"],
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