add build steps

1 files changed, 40 insertions, 3 deletions

diff --git a/flake.nix b/flake.nix
index a615408..8a9d489 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,22 +1,59 @@
 {
   description = "A very basic flake";
 
-  outputs = { self, nixpkgs }:
+  inputs = {
+    en = {
+      url = "https://www.gutenberg.org/cache/epub/29765/pg29765.txt";
+      flake = false;
+    };
+  };
+
+  outputs = { self, en, nixpkgs }:
     let
       supportedSystems = [ "x86_64-linux" ];
       forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
-      nixpkgsFor = forAllSystems (system: import nixpkgs { inherit system; });
+      nixpkgsFor = forAllSystems (system: import nixpkgs {
+        inherit system;
+        overlays = [ self.overlays.default ];
+      });
     in
     {
 
+      overlays.default = final: prev: {
+        dict =
+          let
+            pname = "dict";
+            packageMeta = (final.lib.importTOML ./Cargo.toml).package;
+          in
+          final.rustPlatform.buildRustPackage {
+            inherit pname;
+            inherit (packageMeta) version;
+            preUnpack = ''
+              mkdir assets
+              sed "1,27d;973899,$ d" ${en} > assets/en.txt
+              ${final.dos2unix}/bin/dos2unix assets/en.txt
+              ls -alh assets/en.txt
+            '';
+            src = self;
+            cargoLock.lockFile = ./Cargo.lock;
+          };
+      };
+
+      packages = forAllSystems (system: {
+        inherit (nixpkgsFor."${system}") dict;
+      });
+
+      defaultPackage = forAllSystems (system: self.packages."${system}".dict);
+
       devShell = forAllSystems (system:
         let
-          pkgs = nixpkgsFor."${system}";
+          pkgs = nixpkgsFor."${ system}";
         in
         pkgs.mkShell {
           nativeBuildInputs = [
             pkgs.rustc
             pkgs.cargo
+            pkgs.rustfmt
             pkgs.rust-analyzer
             pkgs.cargo-watch
           ];