config.nix

{ pkgs }:

let
  vimrc = import ./vim/vimrc.nix {};

  vimPlugins = import ./vim/vimPlugins.nix { inherit pkgs; };
in

with pkgs; rec {
  replaceStdenv = { pkgs }: pkgs.allStdenvs.stdenvDarwinPure;

  allowBroken = true;
  allowUnfree = true;

  vim = {
    gui = "macvim";
  };

  #haskellPackageOverrides = with pkgs.haskellPackages.lib; self: super: {
    #ghc-mod = pkgs.haskellPackages.callPackage ./haskell/ghc-mod.nix {};
  #};

  packageOverrides = pkgs : rec {
    haskell = pkgs.haskell // {
      packages = pkgs.haskell.packages // {
        ghc7101 = pkgs.haskell.packages.ghc7101.override {
          overrides = self: pkgs: {
            ghc-mod = self.callPackage ./haskell/ghc-mod.nix {};
          };
        };

        ghc763 = pkgs.haskell.packages.ghc763.override {
          overrides = self: pkgs: {
            mkDerivation = args: pkgs.mkDerivation (args // { doHaddock = false; });
          };
        };
      };
    };

    # Vim plugins
    vimrcConfig = {
      vam.knownPlugins = pkgs.vimPlugins // vimPlugins.expr;
      vam.pluginDictionaries = vimPlugins.dict;
      customRC = vimrc.config;
    };

    ## YouCompleteMe for vim
    #youcompleteme = pkgs.callPackage ./youcompleteme {};
    #youcompleteme-vim = pkgs.callPackage ./youcompleteme/vim.nix {};

    ## UltiSnips for vim
    #ultisnips = pkgs.callPackage ./ultisnips {};
    #ultisnips-vim = pkgs.callPackage ./ultisnips/vim.nix {};

    # Vim
    #myVim = pkgs.stdenv.lib.overrideDerivation pkgs.vim_configurable (oldAttrs: {
      #name = "vim_configurable-7.4.712";
      #src = pkgs.fetchurl {
        #url = "http://mirrors.kernel.org/debian/pool/main/v/vim/vim_7.4.712.orig.tar.gz";
        #sha256 = "0p5mcr5402d3vxy3wv5q6qbhd23b4kzffifgkz90bil2csgvld5k";
      #};
      #patches = [
        #./vim/python_framework_new.patch
      #];
    #});

    # Shell Env
    shellEnv = with pkgs; buildEnv {
      name = "shell-env";
      paths = [
        pkgs.bashInteractive
        pkgs.bashCompletion
        pkgs.python
        python27Packages.virtualenv
        python27Packages.pip
        pkgs.wget
        pkgs.git
        pkgs.silver-searcher
        pkgs.gnupg
        pkgs.cmake
        pkgs.tmux
        pkgs.tmuxinator
      ];
    };

    # Vim
    vimEnv = with pkgs; buildEnv {
      name = "vim-env";
      paths = [
        (vim_configurable.customize {
          name = "vim";
          vimrcConfig = vimrcConfig;
        })
      ];
    };

    # Neovim
    neoVimEnv = with pkgs; buildEnv {
      name = "neovim-env";
      paths = [
        (neovim.override {
          configure = vimrcConfig;
        })
      ];
    };

    # GHC 7.6.3
    ghc763 = pkgs.haskell.packages.ghc763.ghcWithPackages (
      haskellPackages: with haskellPackages; [
        haskell.packages.ghc763.cabal-install_1_18_1_0
        haskell.packages.ghc763.cabal2nix
        #haskell.packages.ghc763.ghc-mod
      ]
    );

    ghc784 = pkgs.haskell.packages.ghc784.ghcWithPackages (
      haskellPackages: with haskellPackages; [
        cabal-install
        cabal2nix
        #ghc-mod
      ]
    );

    # GHC 7.10.1
    ghc7101 = pkgs.haskell.packages.ghc7101.ghcWithPackages (
      haskellPackages: with haskellPackages; [
        cabal-install
        cabal2nix
        #haskell.packages.ghc7101.ghc-mod
      ]
    );


    # Rethinkdb 2.0.3
    rethinkDB203 = pkgs.stdenv.lib.overrideDerivation pkgs.rethinkdb (oldAttrs: {
      name = "rethinkdb-2.0.3-1";
      patches = if pkgs.stdenv.isDarwin then [ ./rethinkdb-2.0.0-1/sedDarwin.patch ] else null;
    });

    # Rethinkdb 2.0.4
    rethinkDB204 = pkgs.stdenv.lib.overrideDerivation pkgs.rethinkdb (oldAttrs: {
      name = "rethinkdb-2.0.4-1";
      src = pkgs.fetchurl {
        url = "http://download.rethinkdb.com/dist/rethinkdb-2.0.4.tgz";
        sha256 = "19qhia4lfa8a0rzp2v6lnlxp2lf4z4vqhgfxnicfdnx07q4r847i";
      };
      patches = if pkgs.stdenv.isDarwin then [ ./rethinkdb-2.0.0-1/sedDarwin.patch ] else null;
    });

    # Lumi
    lumiEnv = with pkgs; buildEnv {
      name = "lumi-env";
      paths = [
        pkgs.nodejs-0_10
        rethinkDB204
        pkgs.imagemagick
        pkgs.graphicsmagick
        pkgs.inkscape
        pkgs.potrace
        pkgs.pngquant
        pkgs.pdf2svg
      ];
    };
  };
}