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4ff467794f
refs: https://github.com/TryGhost/DevOps/issues/11 This is a pretty huge commit, but the relevant points are: * Each importer no longer needs to be passed a set of data, it just gets the data it needs * Each importer specifies its dependencies, so that the order of import can be determined at runtime using a topological sort * The main data generator function can just tell each importer to import the data it has This makes working on the data generator much easier. Some other benefits are: * Batched importing, massively speeding up the whole process * `--tables` to set the exact tables you want to import, and specify the quantity of each
40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
const TableImporter = require('./TableImporter');
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const {faker} = require('@faker-js/faker');
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const {luck} = require('../utils/random');
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class MembersLabelsImporter extends TableImporter {
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static table = 'members_labels';
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static dependencies = ['labels', 'members'];
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constructor(knex, transaction, {labels}) {
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super(MembersLabelsImporter.table, knex, transaction);
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this.labels = labels;
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}
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async import(quantity) {
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const members = await this.transaction.select('id').from('members');
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this.labels = await this.transaction.select('id').from('labels');
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await this.importForEach(members, quantity ? quantity / members.length : 1);
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}
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generate() {
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if (luck(90)) {
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// 90% of members don't have labels
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return;
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}
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// TODO: Ensure we don't generate the same member label twice
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return {
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id: faker.database.mongodbObjectId(),
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member_id: this.model.id,
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label_id: this.labels[faker.datatype.number({
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min: 0,
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max: this.labels.length - 1
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})].id,
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sort_order: 0
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};
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}
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}
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module.exports = MembersLabelsImporter;
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