mgba: ffmpeg_3 -> ffmpeg

And refactor.

pkgs/misc/emulators/mgba/default.nix

@@ -1,6 +1,22 @@
-{ lib, stdenv, fetchFromGitHub, makeDesktopItem, wrapQtAppsHook, pkg-config
+{ lib
-, cmake, epoxy, libzip, libelf, libedit, ffmpeg_3, SDL2, imagemagick
+, stdenv
-, qtbase, qtmultimedia, qttools, minizip }:
+, fetchFromGitHub
+, SDL2
+, cmake
+, epoxy
+, ffmpeg
+, imagemagick
+, libedit
+, libelf
+, libzip
+, makeDesktopItem
+, minizip
+, pkg-config
+, qtbase
+, qtmultimedia
+, qttools
+, wrapQtAppsHook
+}:
 
 let
   desktopItem = makeDesktopItem {
@@ -21,14 +37,26 @@ in stdenv.mkDerivation rec {
     owner = "mgba-emu";
     repo = "mgba";
     rev = version;
-    sha256 = "sha256-JVauGyHJVfiXVG4Z+Ydh1lRypy5rk9SKeTbeHFNFYJs=";
+    hash = "sha256-JVauGyHJVfiXVG4Z+Ydh1lRypy5rk9SKeTbeHFNFYJs=";
   };
 
-  nativeBuildInputs = [ wrapQtAppsHook pkg-config cmake ];
+  nativeBuildInputs = [
-
+    cmake
+    pkg-config
+    wrapQtAppsHook
+  ];
   buildInputs = [
-    epoxy libzip libelf libedit ffmpeg_3 SDL2 imagemagick
+    SDL2
-    qtbase qtmultimedia qttools minizip
+    epoxy
+    ffmpeg
+    imagemagick
+    libedit
+    libelf
+    libzip
+    minizip
+    qtbase
+    qtmultimedia
+    qttools
   ];
 
   postInstall = ''
@@ -38,21 +66,19 @@ in stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://mgba.io";
     description = "A modern GBA emulator with a focus on accuracy";
-
     longDescription = ''
       mGBA is a new Game Boy Advance emulator written in C.
 
-      The project started in April 2013 with the goal of being fast
+      The project started in April 2013 with the goal of being fast enough to
-      enough to run on lower end hardware than other emulators
+      run on lower end hardware than other emulators support, without
-      support, without sacrificing accuracy or portability. Even in
+      sacrificing accuracy or portability. Even in the initial version, games
-      the initial version, games generally play without problems. It
+      generally play without problems. It is loosely based on the previous
-      is loosely based on the previous GBA.js emulator, although very
+      GBA.js emulator, although very little of GBA.js can still be seen in mGBA.
-      little of GBA.js can still be seen in mGBA.
 
-      Other goals include accurate enough emulation to provide a
+      Other goals include accurate enough emulation to provide a development
-      development environment for homebrew software, a good workflow
+      environment for homebrew software, a good workflow for tool-assist
-      for tool-assist runners, and a modern feature set for emulators
+      runners, and a modern feature set for emulators that older emulators may
-      that older emulators may not support.
+      not support.
     '';
 
     license = licenses.mpl20;
@@ -60,3 +86,4 @@ in stdenv.mkDerivation rec {
     platforms = platforms.linux;
   };
 }
+# TODO [ AndersonTorres ]: use desktopItem functions