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22 lines
455 B
TypeScript
22 lines
455 B
TypeScript
import mapKeys from 'lodash/mapKeys'
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export interface NormalizedObject<T> {
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[p: string]: T
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}
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type Data<T> = T[]
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type Config = Partial<{
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idAttribute: string
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}>
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export function normalize<T>(
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data: Data<T>,
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config: Config = {}
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): NormalizedObject<T> | undefined {
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const { idAttribute = 'id' } = config
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const mapped = mapKeys(data, idAttribute)
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return Object.prototype.hasOwnProperty.call(mapped, 'undefined')
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? undefined
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: mapped
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}
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