Daniel Volz
44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
import type { Medication } from "../types";
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export type BlisterStockSplit = {
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fullBlisters: number;
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openBlisterPills: number;
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loosePills: number;
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};
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/**
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* Split current blister stock into sealed full blisters, open blister pills,
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* and loose pills using the configured loose-tablets baseline.
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*/
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export function splitCurrentBlisterStock(
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currentPills: number,
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pillsPerBlister: number,
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configuredLooseTablets: number
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): BlisterStockSplit {
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if (pillsPerBlister <= 0 || pillsPerBlister === 1) {
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return { fullBlisters: 0, openBlisterPills: 0, loosePills: Math.max(0, currentPills) };
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}
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const safeCurrent = Math.max(0, currentPills);
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const loosePills = Math.min(safeCurrent, Math.max(0, configuredLooseTablets));
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const sealedPills = Math.max(0, safeCurrent - loosePills);
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return {
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fullBlisters: Math.floor(sealedPills / pillsPerBlister),
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openBlisterPills: sealedPills % pillsPerBlister,
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loosePills,
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};
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}
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/**
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* Convenience helper when medication object already contains stock fields.
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*/
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export function getBlisterStockFromMedication(med: Medication): BlisterStockSplit {
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const total =
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med.packageType === "bottle"
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? med.looseTablets + (med.stockAdjustment ?? 0)
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: med.packCount * med.blistersPerPack * med.pillsPerBlister + med.looseTablets + (med.stockAdjustment ?? 0);
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return splitCurrentBlisterStock(total, med.pillsPerBlister, med.looseTablets);
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}
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