Vincent Vandemeulebrouck
851a208aee
Tout objet d'inventaire a une fréquence (en ville/village, ou autre milieu)
64 lines
1.7 KiB
JavaScript
64 lines
1.7 KiB
JavaScript
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const RARETE_COMMUNE = { code: 'Commune', label: 'Commune', frequence: 54, min: 27, max: 108 };
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const RARETE_FREQUENTE = { code: 'Frequente', label: 'Fréquente', frequence: 18, min: 9, max: 36 };
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const RARETE_RARE = { code: 'Rare', label: 'Rare', frequence: 6, min: 3, max: 12 };
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const RARETE_RARISSIME = { code: 'Rarissime', label: 'Rarissime', frequence: 2, min: 1, max: 4 };
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const RARETE_INEXISTANT = { code: 'Inexistant', label: 'Inexistant', frequence: 0, min: 0, max: 0 };
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const RARETES = [
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RARETE_COMMUNE,
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RARETE_FREQUENTE,
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RARETE_RARE,
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RARETE_RARISSIME,
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RARETE_INEXISTANT,
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]
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export class RdDRaretes {
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static getRareteByCode(code = undefined) {
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return RARETES.find(it => it.code == code) ?? RARETE_FREQUENTE;
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}
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static getChamp(rarete, field = undefined) {
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const selected = this.getRareteByCode(rarete);
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return field ? selected[field] : selected[frequence];
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}
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static rareteFrequente() {
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return RARETE_FREQUENTE;
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}
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static raretes() {
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return RARETES;
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}
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static selonEnvironnement(item, milieux = undefined) {
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const list = item.getEnvironnement(milieux);
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const freqMax = Math.max(0, ...list.map(env => env.frequence));
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const env = list.find(env => env.frequence == freqMax);
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if (env) {
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return RdDRaretes.getRareteByCode(env.rarete)
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}
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if (milieux == undefined) {
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return RdDRaretes.selonQualite(item)
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}
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return RARETE_INEXISTANT;
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}
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static selonQualite(item) {
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const qualite = item.system.qualite ?? 0;
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if (qualite <= 0) {
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return RARETE_COMMUNE
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}
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if (qualite <= 3) {
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return RARETE_FREQUENTE
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}
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if (qualite <= 6) {
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return RARETE_RARE
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}
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if (qualite <= 9) {
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return RARETE_RARISSIME
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}
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return RARETE_INEXISTANT
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}
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} |