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makeData.ts
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makeData.ts
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import { faker } from '@faker-js/faker'
export type Person = {
firstName: string
lastName: string
age: number
visits: number
progress: number
status: 'relationship' | 'complicated' | 'single'
subRows?: Person[]
}
const range = (len: number) => {
const arr: Array<number> = []
for (let i = 0; i < len; i++) {
arr.push(i)
}
return arr
}
const newPerson = (): Person => {
return {
firstName: faker.name.firstName(),
lastName: faker.name.lastName(),
age: faker.datatype.number(40),
visits: faker.datatype.number(1000),
progress: faker.datatype.number(100),
status: faker.helpers.shuffle<Person['status']>([
'relationship',
'complicated',
'single',
])[0]!,
}
}
export function makeData(...lens: number[]) {
const makeDataLevel = (depth = 0): Person[] => {
const len = lens[depth]!
return range(len).map((d): Person => {
return {
...newPerson(),
subRows: lens[depth + 1] ? makeDataLevel(depth + 1) : undefined,
}
})
}
return makeDataLevel()
}