From e6810313d92248e9e4adb6249005e3e654880670 Mon Sep 17 00:00:00 2001
From: Patrik Oldsberg <poldsberg@gmail.com>
Date: Sun, 14 Apr 2024 12:36:23 +0200
Subject: [PATCH] app-backend: fix asset store indexing for MySQL

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
---
 .../20240113144027_assets-namespace.js        | 42 +++++++++++++++++--
 1 file changed, 38 insertions(+), 4 deletions(-)

diff --git a/plugins/app-backend/migrations/20240113144027_assets-namespace.js b/plugins/app-backend/migrations/20240113144027_assets-namespace.js
index de6ca2e333..6e94ac1531 100644
--- a/plugins/app-backend/migrations/20240113144027_assets-namespace.js
+++ b/plugins/app-backend/migrations/20240113144027_assets-namespace.js
@@ -20,29 +20,63 @@
  * @param {import('knex').Knex} knex
  */
 exports.up = async function up(knex) {
+  const isMySQL = knex.client.config.client.includes('mysql');
+
   await knex.schema.alterTable('static_assets_cache', table => {
     // The namespace is used to allow operations on asset groups, e.g. delete all assets in a namespace
     table
       .string('namespace')
       .defaultTo('default')
       .comment('The namespace of the file');
-    table.dropPrimary();
-    table.primary(['namespace', 'path']);
+
+    if (!isMySQL) {
+      table.dropPrimary();
+      table.primary(['namespace', 'path']);
+    }
   });
+
+  if (isMySQL) {
+    await knex.schema.raw(
+      'drop index static_assets_cache_path_idx on static_assets_cache;',
+    );
+    await knex.schema.raw(
+      'create unique index static_assets_cache_path_idx on static_assets_cache(namespace, path(254));',
+    );
+  }
 };
 
 /**
  * @param {import('knex').Knex} knex
  */
 exports.down = async function down(knex) {
+  const isMySQL = knex.client.config.client.includes('mysql');
+
   await knex
     .delete()
     .from('static_assets_cache')
     .whereNot('namespace', 'default');
 
+  if (isMySQL) {
+    await knex.schema.raw(
+      'drop index static_assets_cache_path_idx on static_assets_cache;',
+    );
+  }
+
   await knex.schema.alterTable('static_assets_cache', table => {
-    table.dropPrimary();
+    if (!isMySQL) {
+      table.dropPrimary();
+    }
+
     table.dropColumn('namespace');
-    table.primary(['path']);
+
+    if (!isMySQL) {
+      table.primary(['path']);
+    }
   });
+
+  if (isMySQL) {
+    await knex.schema.raw(
+      'create unique index static_assets_cache_path_idx on static_assets_cache(path(254));',
+    );
+  }
 };