From 7c9614d0397b9b58dc29775ac3c8057bff9c876b Mon Sep 17 00:00:00 2001
From: stuebinm
Date: Sat, 12 Feb 2022 21:29:07 +0100
Subject: add haskell.nix build system

it's an annoying blockchain company, but apparently that thing is the
only usable option to build stack things with nix without having to
redefine all the (outdated) haskell packages in nixpkgs?
---
 default.nix | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 default.nix

(limited to 'default.nix')

diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..deea282
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,42 @@
+let
+  sources = import ./nix/sources.nix {};
+  haskellNix = import sources.haskellNix {};
+
+  # Import nixpkgs and pass the haskell.nix provided nixpkgsArgs
+  pkgs = import
+    # use haskell.nix's nixpkgs, which may (?) have more substitutes available
+    haskellNix.sources.nixpkgs-unstable
+    # args for nixpkgs; includes the haskell.nix overlay
+    (haskellNix.nixpkgsArgs // { system = "x86_64-linux"; });
+
+  drvs = pkgs.haskell-nix.project {
+   # 'cleanGit' cleans a source directory based on the files known by git
+   src = pkgs.haskell-nix.haskellLib.cleanGit {
+     src = ./.;
+     name = "walint";
+   };
+   modules = [{
+     packages.walint.components.exes = {
+       # don't include gcc or ghc in the dependency closure …
+       walint-server.dontStrip = false;
+       walint.dontStrip = false;
+     };
+   }];
+   stack-sha256 = "16ilij2cygmwbdmjdzj6yl4yv7zi4qzwg7rxkxgp0hbjpkz6n42y";
+  };
+in
+{
+  walint = drvs.walint.components.exes.walint;
+  walint-server = pkgs.stdenvNoCC.mkDerivation {
+    name = "walint-server-with-assets";
+    src = drvs.walint.components.exes.walint-server;
+    phases = [ "buildPhase" ];
+    buildPhase = ''
+      mkdir -p $out
+      cp -r $src/* $out
+      cp -r ${pkgs.copyPathToStore ./static} $out/static
+      cp ${pkgs.copyPathToStore ./config.json} $out/config.json
+      cp ${pkgs.copyPathToStore ./config.toml} $out/config.toml
+    '';
+  };
+}
-- 
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