From 4a14a8d581451ee100cd9d5f0474288f6e6091a0 Mon Sep 17 00:00:00 2001
From: FinalDoom <677609+FinalDoom@users.noreply.github.com>
Date: Tue, 2 Jan 2024 10:23:42 -0700
Subject: [PATCH] Remove case-insensitivity as it breaks client-side filtering.

Just treat everything as case-sensitive.
Also flood could be on a different OS than the torrent application, which would also cause mismatches.
---
 server/services/taxonomyService.test.ts | 34 +------------------------
 server/services/taxonomyService.ts      |  8 +++---
 server/util/fileUtil.ts                 |  4 +--
 3 files changed, 6 insertions(+), 40 deletions(-)

diff --git a/server/services/taxonomyService.test.ts b/server/services/taxonomyService.test.ts
index 1ae0acbe4..1e2d749aa 100644
--- a/server/services/taxonomyService.test.ts
+++ b/server/services/taxonomyService.test.ts
@@ -1,7 +1,6 @@
 import {LocationTreeNode} from '@shared/types/Taxonomy';
 import TaxonomyService from '../../server/services/taxonomyService';
 import {UserInDatabase} from '@shared/schema/Auth';
-import os from 'os';
 
 type LocationRecord = {[key: string]: LocationRecord | null};
 const toTreeNodes = (locations: LocationRecord, separator = '/', basePath = '') =>
@@ -61,43 +60,12 @@ describe('taxonomyService', () => {
     ]) {
       const {locations, expected} = locationsAndExpected;
 
-      it(`builds Linux-style case-sensitive location tree correctly from ${locations}`, () => {
+      it(`builds case-sensitive location tree correctly from ${locations}`, () => {
         const taxonomyService = new TaxonomyService({} as UserInDatabase);
-        const mock = jest.spyOn(os, 'platform');
-        mock.mockImplementation(() => 'linux');
 
         for (const location of locations) taxonomyService.incrementLocationCountsAndSizes(location, 10);
 
         expect(taxonomyService.taxonomy.locationTree).toMatchObject(expected);
-
-        mock.mockRestore();
-      });
-    }
-
-    for (const locationsAndExpected of [
-      // Multiple roots including overlapping case
-      {
-        locations: ['/mnt/file1', '/mnt/file2', '/mount/directory1/file3', '/Mount/directory2/file4'],
-        expected: toTreeNodes({
-          '': {
-            mnt: {file1: null, file2: null},
-            mount: {directory1: {file3: null}, directory2: {file4: null}},
-          },
-        })[0],
-      },
-    ]) {
-      const {locations, expected} = locationsAndExpected;
-
-      it(`builds Mac-style case-insensitive location tree correctly from ${locations}`, () => {
-        const taxonomyService = new TaxonomyService({} as UserInDatabase);
-        const mock = jest.spyOn(os, 'platform');
-        mock.mockImplementation(() => 'darwin');
-
-        for (const location of locations) taxonomyService.incrementLocationCountsAndSizes(location, 10);
-
-        expect(taxonomyService.taxonomy.locationTree).toMatchObject(expected);
-
-        mock.mockRestore();
       });
     }
   });
diff --git a/server/services/taxonomyService.ts b/server/services/taxonomyService.ts
index c5fc2b044..9152da97d 100644
--- a/server/services/taxonomyService.ts
+++ b/server/services/taxonomyService.ts
@@ -2,7 +2,6 @@ import jsonpatch, {Operation} from 'fast-json-patch';
 
 import BaseService from './BaseService';
 import torrentStatusMap from '../../shared/constants/torrentStatusMap';
-import {isInsensitiveOs} from '../util/fileUtil';
 
 import type {Taxonomy, LocationTreeNode} from '@shared/types/Taxonomy';
 import type {TorrentStatus} from '@shared/constants/torrentStatusMap';
@@ -113,7 +112,7 @@ class TaxonomyService extends BaseService<TaxonomyServiceEvents> {
     directory: TorrentProperties['directory'],
     sizeBytes: TorrentProperties['sizeBytes'],
   ) {
-    const separator = directory.includes('\\') ? '\\' : '/';
+    const separator = directory.includes('/') ? '/' : '\\';
 
     const countSizeAndBytesForHierarchy = (parent: LocationTreeNode, pathSplit: string[]) => {
       const [nodeName, ...restOfPath] = pathSplit;
@@ -136,8 +135,9 @@ class TaxonomyService extends BaseService<TaxonomyServiceEvents> {
       }
     };
 
-    const path = isInsensitiveOs() ? directory.toLocaleLowerCase() : directory;
-    const pathSplit = path.startsWith(separator) ? path.split(separator).slice(1) : path.split(separator);
+    const pathSplit = directory.startsWith(separator)
+      ? directory.split(separator).slice(1)
+      : directory.split(separator);
 
     countSizeAndBytesForHierarchy(this.taxonomy.locationTree, pathSplit);
     this.taxonomy.locationTree.containedCount += 1;
diff --git a/server/util/fileUtil.ts b/server/util/fileUtil.ts
index e7b010354..72ecf244c 100644
--- a/server/util/fileUtil.ts
+++ b/server/util/fileUtil.ts
@@ -1,6 +1,6 @@
 import fs from 'fs';
 import {promises as fsp} from 'fs';
-import {homedir, platform} from 'os';
+import {homedir} from 'os';
 import path from 'path';
 
 import config from '../../config';
@@ -88,5 +88,3 @@ export const sanitizePath = (input?: string): string => {
 
   return path.resolve(input.replace(/^~/, homedir()).replace(controlRe, ''));
 };
-
-export const isInsensitiveOs = (): boolean => ['darwin', 'win32'].includes(platform());