@directus/api/dist/database/migrations/20230526A-migrate-translation-strings.js

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

import { set } from 'lodash-es';
import { randomUUID } from 'node:crypto';
function transformStringsNewFormat(oldStrings) {
    return oldStrings.reduce((result, item) => {
        if (!item.key || !item.translations)
            return result;
        for (const [language, value] of Object.entries(item.translations)) {
            result.push({ id: randomUUID(), key: item.key, language, value });
        }
        return result;
    }, []);
}
function transformStringsOldFormat(newStrings) {
    const keyCache = {};
    for (const { key, language, value } of newStrings) {
        set(keyCache, [key, language], value);
    }
    return Object.entries(keyCache).map(([key, translations]) => ({ key, translations }));
}
export async function up(knex) {
    await knex.schema.createTable('directus_translations', (table) => {
        table.uuid('id').primary().notNullable();
        table.string('language').notNullable();
        table.string('key').notNullable();
        table.text('value').notNullable();
    });
    const data = await knex.select('translation_strings', 'id').from('directus_settings').first();
    if (data?.translation_strings && data?.id) {
        const parsedTranslationStrings = typeof data.translation_strings === 'string' ? JSON.parse(data.translation_strings) : data.translation_strings;
        const newTranslationStrings = transformStringsNewFormat(parsedTranslationStrings);
        for (const item of newTranslationStrings) {
            await knex('directus_translations').insert(item);
        }
    }
    await knex.schema.alterTable('directus_settings', (table) => {
        table.dropColumn('translation_strings');
    });
}
export async function down(knex) {
    const data = await knex.select('language', 'key', 'value').from('directus_translations');
    const settingsId = await knex.select('id').from('directus_settings').first();
    await knex.schema.alterTable('directus_settings', (table) => {
        table.json('translation_strings');
    });
    if (settingsId?.id && data) {
        const oldTranslationStrings = transformStringsOldFormat(data);
        await knex('directus_settings')
            .where({ id: settingsId.id })
            .update({
            translation_strings: JSON.stringify(oldTranslationStrings),
        });
    }
    await knex.schema.dropTable('directus_translations');
}