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import { MeasuringSystem, MeasuringUnit, MeasuringUnitKind } from "db" | |
const COMMON = { unitless: { count: MeasuringUnit.count } } | |
type UnitGroup = Record<MeasuringUnitKind, Record<string, MeasuringUnit>> | |
type SystemUnits = Record<MeasuringSystem, UnitGroup> | |
export const units: SystemUnits = { | |
[MeasuringSystem.METRIC]: { | |
...COMMON, | |
temperature: { tempC: MeasuringUnit.tempC }, | |
mass: { kg: MeasuringUnit.kg, gram: MeasuringUnit.gram }, | |
volume: { litre: MeasuringUnit.litre, millilitre: MeasuringUnit.millilitre }, | |
}, | |
[MeasuringSystem.US]: { | |
...COMMON, | |
temperature: { tempF: MeasuringUnit.tempF }, | |
mass: { pound: MeasuringUnit.pound, oz: MeasuringUnit.oz }, | |
volume: { | |
floz: MeasuringUnit.floz, | |
teaspoon: MeasuringUnit.teaspoon, | |
tablespoon: MeasuringUnit.tablespoon, | |
cup: MeasuringUnit.cup, | |
pint: MeasuringUnit.pint, | |
quart: MeasuringUnit.quart, | |
}, | |
}, | |
[MeasuringSystem.IMPERIAL]: { | |
...COMMON, | |
temperature: { tempF: MeasuringUnit.tempF }, | |
mass: { pound: MeasuringUnit.pound, oz: MeasuringUnit.oz }, | |
volume: { | |
flozimp: MeasuringUnit.flozimp, | |
teaspoon: MeasuringUnit.teaspoon, | |
tablespoon: MeasuringUnit.tablespoon, | |
cup: MeasuringUnit.cup, | |
ptimp: MeasuringUnit.ptimp, | |
quart: MeasuringUnit.quart, | |
}, | |
}, | |
} | |
export function getUnitsForSystem(system: MeasuringSystem): UnitGroup { | |
return units[system] | |
} |
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This page is awesome for learning about measurement units:
https://opentextbc.ca/basickitchenandfoodservicemanagement/chapter/units-of-measurement/