52 lines
1 KiB
TypeScript
52 lines
1 KiB
TypeScript
import {seed} from './seed'
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/**
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* A factory makes it easy to seed the database with data.
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*/
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export class Factory {
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static table = null
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static factory() {
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return {}
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}
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/**
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* Seeds a bunch of fake data into the database.
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*
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* Takes an override object as its single argument which will override the data from the factory.
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* If the value of one of the override fields is `{increment}` that value will be replaced with an incrementing
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* number through all created entities.
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*
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* @param override
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* @returns {[]}
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*/
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static create(count = 1, override = {}, truncate = true) {
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const data = []
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for (let i = 1; i <= count; i++) {
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const entry = {
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...this.factory(),
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...override,
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}
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for (const e in entry) {
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if(typeof entry[e] === 'function') {
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entry[e] = entry[e](i)
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continue
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}
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if (entry[e] === '{increment}') {
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entry[e] = i
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}
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}
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data.push(entry)
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}
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seed(this.table, data, truncate)
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return data
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}
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static truncate() {
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seed(this.table, null)
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}
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}
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