@directus/api/dist/database/migrations/20201029A-remove-system-relations.js

Directus is a real-time API and App dashboard for managing SQL database content

import { merge } from "lodash-es";

//#region src/database/migrations/20201029A-remove-system-relations.ts
async function up(knex) {
	await knex("directus_relations").delete().where("many_collection", "like", "directus_%").andWhere("one_collection", "like", "directus_%");
}
async function down(knex) {
	const defaults = {
		many_collection: "directus_users",
		many_field: null,
		many_primary: null,
		one_collection: null,
		one_field: null,
		one_primary: null,
		junction_field: null
	};
	const systemRelations = [
		{
			many_collection: "directus_users",
			many_field: "role",
			many_primary: "id",
			one_collection: "directus_roles",
			one_field: "users",
			one_primary: "id"
		},
		{
			many_collection: "directus_users",
			many_field: "avatar",
			many_primary: "id",
			one_collection: "directus_files",
			one_primary: "id"
		},
		{
			many_collection: "directus_revisions",
			many_field: "activity",
			many_primary: "id",
			one_collection: "directus_activity",
			one_field: "revisions",
			one_primary: "id"
		},
		{
			many_collection: "directus_presets",
			many_field: "user",
			many_primary: "id",
			one_collection: "directus_users",
			one_primary: "id"
		},
		{
			many_collection: "directus_presets",
			many_field: "role",
			many_primary: "id",
			one_collection: "directus_roles",
			one_primary: "id"
		},
		{
			many_collection: "directus_folders",
			many_field: "parent",
			many_primary: "id",
			one_collection: "directus_folders",
			one_primary: "id"
		},
		{
			many_collection: "directus_files",
			many_field: "folder",
			many_primary: "id",
			one_collection: "directus_folders",
			one_primary: "id"
		},
		{
			many_collection: "directus_files",
			many_field: "uploaded_by",
			many_primary: "id",
			one_collection: "directus_users",
			one_primary: "id"
		},
		{
			many_collection: "directus_fields",
			many_field: "collection",
			many_primary: "id",
			one_collection: "directus_collections",
			one_field: "fields",
			one_primary: "collection"
		},
		{
			many_collection: "directus_activity",
			many_field: "user",
			many_primary: "id",
			one_collection: "directus_users",
			one_primary: "id"
		},
		{
			many_collection: "directus_settings",
			many_field: "project_logo",
			many_primary: "id",
			one_collection: "directus_files",
			one_primary: "id"
		},
		{
			many_collection: "directus_settings",
			many_field: "public_foreground",
			many_primary: "id",
			one_collection: "directus_files",
			one_primary: "id"
		},
		{
			many_collection: "directus_settings",
			many_field: "public_background",
			many_primary: "id",
			one_collection: "directus_files",
			one_primary: "id"
		}
	].map((row) => {
		for (const [key, value] of Object.entries(row)) if (value !== null && (typeof value === "object" || Array.isArray(value))) row[key] = JSON.stringify(value);
		return merge({}, defaults, row);
	});
	await knex.insert(systemRelations).into("directus_relations");
}

//#endregion
export { down, up };