{ nixpkgs, haskellPackages }:

let
  jsaddle = nixpkgs.fetchFromGitHub {
    owner = "ghcjs";
    repo = "jsaddle";
    rev = "34fe7d61b3f387b81aa748294ac8d993243f53b4";
    sha256 = "0qdh5qdk23vcp1yp910zgw2hs4zpbx9ig25xgaax0iwj2m1ifh5x";
  };
  miso = nixpkgs.fetchFromGitHub {
    owner = "dmjio";
    repo = "miso";
    rev = "a9c4f0a3a6e7d87f9432dc6cf4b1d0c052bf7ef1";
    sha256 = "1yq5y4vffslm6abnfnggp5m3k6vla6mzcwmhmm23l8yizsvdkwv2";
  };
  miso-jsaddle = super: if haskellPackages.ghc.isGhcjs or false then (super.callPackage (miso + "/miso-ghcjs.nix") {}) else (super.callPackage (miso + "/miso-ghc-jsaddle.nix") {});

  dontCheck = nixpkgs.haskell.lib.dontCheck;

in

(import ./project.nix nixpkgs) {
  haskellPackages = haskellPackages;
  packages = {
    common = ./common;
    backend = ./backend;
    frontend = ./frontend;
  };
  overrides = self: super: {
    generic-lens = nixpkgs.haskell.lib.dontCheck super.generic-lens;
    jsaddle-warp = nixpkgs.haskell.lib.dontCheck (super.callPackage (jsaddle + "/jsaddle-warp") {});
    jsaddle = super.callPackage (jsaddle + "/jsaddle") {};
    miso = miso-jsaddle super;
    doctest = null; # Not compilable with ghcjs
    comonad = dontCheck super.comonad;
    Glob = dontCheck super.Glob;
    SHA = dontCheck super.SHA;
    iproute = dontCheck super.iproute;
    semigroupoids = dontCheck super.semigroupoids;
    wai-app-static = dontCheck super.wai-app-static;
    attoparsec = dontCheck super.attoparsec;
    http-date = dontCheck super.http-date;
    lens = dontCheck super.lens;
    unix-time = dontCheck super.unix-time;
    http-types = dontCheck super.http-types;
    servant = dontCheck super.servant;
    servant-server = dontCheck super.servant-server;
    servant-auth-docs = dontCheck super.servant-auth-docs;
    lens-aeson = dontCheck super.lens-aeson;
    word8 = dontCheck super.word8;
    http2 = dontCheck super.http2;
    wai-extra = dontCheck super.wai-extra;
    pgp-wordlist = dontCheck super.pgp-wordlist;
    prettyprinter = dontCheck super.prettyprinter;
    unliftio = dontCheck super.unliftio;
    prettyprinter-ansi-terminal = dontCheck super.prettyprinter-ansi-terminal;
    distributive = dontCheck super.distributive;
    genvalidity-property = dontCheck super.genvalidity-property;
    genvalidity-hspec = dontCheck super.genvalidity-hspec;
    genvalidity = dontCheck super.genvalidity;
    megaparsec = dontCheck super.megaparsec;
    ncurses = null;
    haskeline = super.callHackage "haskeline" "0.7.4.2" {};
    terminfo = super.callHackage "terminfo" "0.4.1.1" {};
  };
  tools = with haskellPackages; [
    ghcid
    hasktags
  ];
}