Use previous button for removal of active entry in recent books

src/RecentBooksStore.cpp

@@ -40,6 +40,15 @@ void RecentBooksStore::addBook(const std::string& path, const std::string& title
   saveToFile();
 }
 
+void RecentBooksStore::removeBook(const std::string& path) {
+  auto it =
+      std::find_if(recentBooks.begin(), recentBooks.end(), [&](const RecentBook& book) { return book.path == path; });
+  if (it != recentBooks.end()) {
+    recentBooks.erase(it);
+    saveToFile();
+  }
+}
+
 void RecentBooksStore::updateBook(const std::string& path, const std::string& title, const std::string& author,
                                   const std::string& coverBmpPath) {
   auto it =

src/RecentBooksStore.h

@@ -37,6 +37,9 @@ class RecentBooksStore {
   void updateBook(const std::string& path, const std::string& title, const std::string& author,
                   const std::string& coverBmpPath);
 
+  // Remove a book from the recent list by path
+  void removeBook(const std::string& path);
+
   // Get the list of recent books (most recent first)
   const std::vector<RecentBook>& getBooks() const { return recentBooks; }
 

src/activities/home/RecentBooksActivity.cpp

@@ -6,15 +6,12 @@
 
 #include <algorithm>
 
+#include "../util/ConfirmationActivity.h"
 #include "MappedInputManager.h"
 #include "RecentBooksStore.h"
 #include "components/UITheme.h"
 #include "fontIds.h"
 
-namespace {
-constexpr unsigned long GO_HOME_MS = 1000;
-}  // namespace
-
 void RecentBooksActivity::loadRecentBooks() {
   recentBooks.clear();
   const auto& books = RECENT_BOOKS.getBooks();
@@ -59,6 +56,34 @@ void RecentBooksActivity::loop() {
     onGoHome();
   }
 
+  // Left button: remove selected book from recent list
+  if (!recentBooks.empty() && selectorIndex < recentBooks.size() &&
+      (mappedInput.wasReleased(MappedInputManager::Button::Left) ||
+       mappedInput.wasReleased(MappedInputManager::Button::Up))) {
+    const std::string bookPath = recentBooks[selectorIndex].path;
+    const std::string bookTitle = recentBooks[selectorIndex].title;
+
+    auto handler = [this, bookPath](const ActivityResult& res) {
+      if (!res.isCancelled) {
+        LOG_DBG("RBA", "Removing from recent books: %s", bookPath.c_str());
+        RECENT_BOOKS.removeBook(bookPath);
+        loadRecentBooks();
+        if (recentBooks.empty()) {
+          selectorIndex = 0;
+        } else if (selectorIndex >= recentBooks.size()) {
+          selectorIndex = recentBooks.size() - 1;
+        }
+        requestUpdate(true);
+      } else {
+        LOG_DBG("RBA", "Remove cancelled by user");
+      }
+    };
+
+    std::string heading = tr(STR_DELETE) + std::string("? ");
+    startActivityForResult(std::make_unique<ConfirmationActivity>(renderer, mappedInput, heading, bookTitle), handler);
+    return;
+  }
+
   int listSize = static_cast<int>(recentBooks.size());
 
   buttonNavigator.onNextRelease([this, listSize] {
@@ -66,20 +91,10 @@ void RecentBooksActivity::loop() {
     requestUpdate();
   });
 
-  buttonNavigator.onPreviousRelease([this, listSize] {
-    selectorIndex = ButtonNavigator::previousIndex(static_cast<int>(selectorIndex), listSize);
-    requestUpdate();
-  });
-
   buttonNavigator.onNextContinuous([this, listSize, pageItems] {
     selectorIndex = ButtonNavigator::nextPageIndex(static_cast<int>(selectorIndex), listSize, pageItems);
     requestUpdate();
   });
-
-  buttonNavigator.onPreviousContinuous([this, listSize, pageItems] {
-    selectorIndex = ButtonNavigator::previousPageIndex(static_cast<int>(selectorIndex), listSize, pageItems);
-    requestUpdate();
-  });
 }
 
 void RecentBooksActivity::render(RenderLock&&) {
@@ -105,7 +120,7 @@ void RecentBooksActivity::render(RenderLock&&) {
   }
 
   // Help text
-  const auto labels = mappedInput.mapLabels(tr(STR_HOME), tr(STR_OPEN), tr(STR_DIR_UP), tr(STR_DIR_DOWN));
+  const auto labels = mappedInput.mapLabels(tr(STR_HOME), tr(STR_OPEN), tr(STR_DELETE), tr(STR_DIR_DOWN));
   GUI.drawButtonHints(renderer, labels.btn1, labels.btn2, labels.btn3, labels.btn4);
 
   renderer.displayBuffer();