Refactor app modules and add clang-format

CMakeLists.txt

@@ -6,6 +6,8 @@ set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
+find_program(CLANG_FORMAT_BIN clang-format)
+
 include(FetchContent)
 
 option(TELEGRAM_TUI_USE_SYSTEM_TDLIB "Use an installed TDLib package instead of fetching it." OFF)
@@ -36,8 +38,13 @@ add_executable(
   shinoa
   src/app_attachments.cpp
   src/app_chats.cpp
+  src/app_commands.cpp
   src/app.cpp
   src/app_auth.cpp
+  src/app_help.cpp
+  src/app_input.cpp
+  src/app_messages.cpp
+  src/app_shell.cpp
   src/app_state.cpp
   src/main.cpp
   src/models.cpp
@@ -45,6 +52,19 @@ add_executable(
   src/util.cpp
 )
 
+if(CLANG_FORMAT_BIN)
+  file(GLOB_RECURSE SHINOA_FORMAT_SOURCES CONFIGURE_DEPENDS
+    src/*.cpp
+    src/*.h
+  )
+  add_custom_target(
+    format
+    COMMAND ${CLANG_FORMAT_BIN} -i ${SHINOA_FORMAT_SOURCES}
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    COMMENT "Formatting C++ sources with clang-format"
+  )
+endif()
+
 target_include_directories(shinoa PRIVATE ${CURSES_INCLUDE_DIRS})
 target_link_libraries(shinoa PRIVATE ${CURSES_LIBRARIES})