@directus/api/dist/database/migrations/20220429A-add-flows.js

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

import { parseJSON, toArray } from '@directus/utils';
import { randomUUID } from 'node:crypto';
export async function up(knex) {
    await knex.schema.createTable('directus_flows', (table) => {
        table.uuid('id').primary().notNullable();
        table.string('name').notNullable();
        table.string('icon', 30);
        table.string('color').nullable();
        table.text('description');
        table.string('status').notNullable().defaultTo('active');
        table.string('trigger');
        table.string('accountability').defaultTo('all');
        table.json('options');
        table.uuid('operation').unique();
        table.timestamp('date_created').defaultTo(knex.fn.now());
        table.uuid('user_created').references('id').inTable('directus_users').onDelete('SET NULL');
    });
    await knex.schema.createTable('directus_operations', (table) => {
        table.uuid('id').primary().notNullable();
        table.string('name');
        table.string('key').notNullable();
        table.string('type').notNullable();
        table.integer('position_x').notNullable();
        table.integer('position_y').notNullable();
        table.json('options');
        table.uuid('resolve').unique().references('id').inTable('directus_operations');
        table.uuid('reject').unique().references('id').inTable('directus_operations');
        table.uuid('flow').notNullable().references('id').inTable('directus_flows').onDelete('CASCADE');
        table.timestamp('date_created').defaultTo(knex.fn.now());
        table.uuid('user_created').references('id').inTable('directus_users').onDelete('SET NULL');
    });
    const webhooks = await knex.select('*').from('directus_webhooks');
    const flows = [];
    const operations = [];
    for (const webhook of webhooks) {
        const flowID = randomUUID();
        flows.push({
            id: flowID,
            name: webhook.name,
            status: 'inactive',
            trigger: 'hook',
            options: JSON.stringify({
                name: webhook.name,
                type: 'action',
                scope: toArray(webhook.actions).map((scope) => `items.${scope}`),
                collections: toArray(webhook.collections),
            }),
        });
        operations.push({
            id: randomUUID(),
            name: 'Request',
            key: 'request',
            type: 'request',
            position_x: 21,
            position_y: 1,
            options: JSON.stringify({
                url: webhook.url,
                headers: typeof webhook.headers === 'string' ? parseJSON(webhook.headers) : webhook.headers,
                data: webhook.data ? '{{$trigger}}' : null,
                method: webhook.method,
            }),
            date_created: new Date(),
            flow: flowID,
        });
    }
    if (flows.length && operations.length) {
        await knex.insert(flows).into('directus_flows');
        await knex.insert(operations).into('directus_operations');
        for (const operation of operations) {
            await knex('directus_flows').update({ operation: operation.id }).where({ id: operation.flow });
        }
    }
}
export async function down(knex) {
    await knex.schema.dropTable('directus_operations');
    await knex.schema.dropTable('directus_flows');
}