A backend/migrations/.gitignore

@@ -0,0 +1,1 @@ 
+mongodb

M backend/migrations/fill-uuid.js → backend/migrations/fill-uuid.js

@@ -4,7 +4,6 @@ * This migration script set one to each existing events
  */
 
 const Strapi = require('strapi');
-const uuid = require('uuid');
 
 const main = async () => {
   await Strapi().load();
@@ -14,7 +13,7 @@ 
   for (let i = 0; i < events.length; i++) {
     const event = events[i];
     strapi.log.debug(`Set UUID for event ${event.id}`);
-    await strapi.services.event.update({id: event.id}, {uuid: uuid.v4()});
+    await strapi.services.event.update({id: event.id}, {uuid: event.id});
   }
 
   strapi.log.debug('Done.');

A backend/migrations/passengers.js

@@ -0,0 +1,53 @@ 
+/**
+ * Migrate raw passengers to passenger components
+ * for event waiting list & car passengers
+ *
+ * **WARNING**: 'passengers' column in 'cars' table must be cloned to
+ * another column ('old_passengers') to avoid data loss BEFORE
+ * deploying new project version. To do so:
+ * - alter table cars add column old_passengers jsonb;
+ * - update cars set old_passengers = passengers;
+ *
+ * Steps:
+ * 1. Clone 'passengers' column in 'cars' table
+ * 2. Start Strapi to apply new db schema
+ * 3. Launch this script
+ */
+
+const Strapi = require('strapi');
+
+const main = async () => {
+  await Strapi().load();
+
+  /**
+   * Migrate event waiting list
+   */
+  const events = await strapi.services.event.find({_limit: -1});
+
+  for (let i = 0; i < events.length; i++) {
+    const event = events[i];
+    const {waiting_list} = event;
+    if (!waiting_list) continue;
+    const waitingList = waiting_list.map(name => ({name}));
+    strapi.log.debug(`Migrate waiting list for event ${event.id}`);
+    await strapi.services.event.update({id: event.id}, {waitingList});
+  }
+
+  /**
+   * Migrate car passengers
+   */
+  const cars = await strapi.services.car.find({_limit: -1});
+  for (let i = 0; i < cars.length; i++) {
+    const car = cars[i];
+    const {old_passengers} = car;
+    if (!old_passengers) continue;
+    const passengers = old_passengers.map(name => ({name}));
+    strapi.log.debug(`Migrate passengers for car ${car.id}`);
+    await strapi.services.car.update({id: car.id}, {passengers});
+  }
+
+  strapi.log.debug('Done.');
+  process.exit(0);
+};
+
+main();