From 361ad357db596d0c1d5ab8348625ac802b1b23c3 Mon Sep 17 00:00:00 2001
From: Nathan Mattes <hallo@bullenscheisse.de>
Date: Thu, 23 Nov 2023 15:33:28 +0100
Subject: [PATCH] Clean search-history for one user only (IOS-196)

---
 .../FileManager+SearchHistory.swift           | 19 ++++++++++++++-----
 .../SearchHistoryViewController.swift         |  4 +++-
 2 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/Mastodon/Persistence/FileManager+SearchHistory.swift b/Mastodon/Persistence/FileManager+SearchHistory.swift
index 45abe98b2..8c1cabd1d 100644
--- a/Mastodon/Persistence/FileManager+SearchHistory.swift
+++ b/Mastodon/Persistence/FileManager+SearchHistory.swift
@@ -39,23 +39,32 @@ extension FileManager {
         
         searchItems.append(newSearchItem)
 
+        storeJSON(searchItems, .searchHistory)
+    }
+
+    private func storeJSON(_ encodable: Encodable, _ persistence: Persistence) {
+        guard let documentsDirectory else { return }
+
         let jsonEncoder = JSONEncoder()
         jsonEncoder.dateEncodingStrategy = .iso8601
         do {
-            let data = try jsonEncoder.encode(searchItems)
+            let data = try jsonEncoder.encode(encodable)
 
-            let searchHistoryPath = Persistence.searchHistory.filepath(baseURL: documentsDirectory)
+            let searchHistoryPath = persistence.filepath(baseURL: documentsDirectory)
             try data.write(to: searchHistoryPath)
         } catch {
             debugPrint(error.localizedDescription)
         }
+
     }
 
-    func removeSearchHistory() {
+    func removeSearchHistory(forUser userID: String) {
         guard let documentsDirectory else { return }
 
-        let searchHistoryPath = Persistence.searchHistory.filepath(baseURL: documentsDirectory)
-        try? removeItem(at: searchHistoryPath)
+        var searchItems = (try? searchItems()) ?? []
+        let newSearchItems = searchItems.filter { $0.userID != userID }
+
+        storeJSON(newSearchItems, .searchHistory)
     }
 }
 
diff --git a/Mastodon/Scene/Search/SearchDetail/SearchHistory/SearchHistoryViewController.swift b/Mastodon/Scene/Search/SearchDetail/SearchHistory/SearchHistoryViewController.swift
index ca46a7f1a..a2c696c3b 100644
--- a/Mastodon/Scene/Search/SearchDetail/SearchHistory/SearchHistoryViewController.swift
+++ b/Mastodon/Scene/Search/SearchDetail/SearchHistory/SearchHistoryViewController.swift
@@ -98,7 +98,9 @@ extension SearchHistoryViewController: SearchHistorySectionHeaderCollectionReusa
         _ searchHistorySectionHeaderCollectionReusableView: SearchHistorySectionHeaderCollectionReusableView,
         clearButtonDidPressed button: UIButton
     ) {
-        FileManager.default.removeSearchHistory()
+        let userID = authContext.mastodonAuthenticationBox.userID
+
+        FileManager.default.removeSearchHistory(forUser: userID)
         viewModel.items = []
     }
 }