From f24523c2f134de943c0438ab4913830a118d6602 Mon Sep 17 00:00:00 2001
From: Kyle Reed <3761006+kallanreed@users.noreply.github.com>
Date: Fri, 28 Jul 2023 18:53:16 -0700
Subject: [PATCH] Add button to prompt rename with a timestamp. (#1315)

---
 firmware/application/apps/ui_fileman.cpp | 22 ++++++++++++++++++----
 firmware/application/apps/ui_fileman.hpp |  8 +++++++-
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/firmware/application/apps/ui_fileman.cpp b/firmware/application/apps/ui_fileman.cpp
index 7d8b3ad6..029fc895 100644
--- a/firmware/application/apps/ui_fileman.cpp
+++ b/firmware/application/apps/ui_fileman.cpp
@@ -403,11 +403,17 @@ void FileManagerView::refresh_widgets(const bool v) {
     set_dirty();
 }
 
-void FileManagerView::on_rename() {
+void FileManagerView::on_rename(std::string_view hint) {
     auto& entry = get_selected_entry();
-    name_buffer = entry.path.filename().string();
-    uint32_t cursor_pos = (uint32_t)name_buffer.length();
 
+    // Append the hint to the filename stem as a rename suggestion.
+    name_buffer = entry.path.stem().string();
+    if (!hint.empty())
+        name_buffer += "_" + std::string{hint};
+    name_buffer += entry.path.extension().string();
+
+    // Set the rename cursor to before the extension to make renaming simpler.
+    uint32_t cursor_pos = (uint32_t)name_buffer.length();
     if (auto pos = name_buffer.find_last_of(".");
         pos != name_buffer.npos && !entry.is_directory)
         cursor_pos = pos;
@@ -545,6 +551,7 @@ FileManagerView::FileManagerView(
         &button_new_dir,
         &button_new_file,
         &button_open_notepad,
+        &button_rename_timestamp,
     });
 
     menu_view.on_highlight = [this]() {
@@ -568,7 +575,7 @@ FileManagerView::FileManagerView(
 
     button_rename.on_select = [this]() {
         if (selected_is_valid())
-            on_rename();
+            on_rename("");
     };
 
     button_delete.on_select = [this]() {
@@ -614,6 +621,13 @@ FileManagerView::FileManagerView(
         } else
             nav_.display_modal("Open in Notepad", "Can't open that in Notepad.");
     };
+
+    button_rename_timestamp.on_select = [this]() {
+        if (selected_is_valid() && !get_selected_entry().is_directory) {
+            on_rename(::truncate(to_string_timestamp(rtc_time::now()), 8));
+        } else
+            nav_.display_modal("Timestamp Rename", "Can't rename that.");
+    };
 }
 
 }  // namespace ui
diff --git a/firmware/application/apps/ui_fileman.hpp b/firmware/application/apps/ui_fileman.hpp
index 13bd43b0..3eadd749 100644
--- a/firmware/application/apps/ui_fileman.hpp
+++ b/firmware/application/apps/ui_fileman.hpp
@@ -207,7 +207,7 @@ class FileManagerView : public FileManBaseView {
     ClipboardMode clipboard_mode{ClipboardMode::None};
 
     void refresh_widgets(const bool v);
-    void on_rename();
+    void on_rename(std::string_view hint);
     void on_delete();
     void on_paste();
     void on_new_dir();
@@ -272,6 +272,12 @@ class FileManagerView : public FileManBaseView {
         {},
         &bitmap_icon_notepad,
         Color::orange()};
+
+    NewButton button_rename_timestamp{
+        {4 * 8, 34 * 8, 4 * 8, 32},
+        {},
+        &bitmap_icon_options_datetime,
+        Color::orange()};
 };
 
 } /* namespace ui */