From e98aeccbedde9083a4734735ecb49faccddad172 Mon Sep 17 00:00:00 2001
From: Alois <aloisianer@proton.me>
Date: Sun, 17 May 2026 13:44:19 +0200
Subject: [PATCH] [Add] nix dev shell

---
 flake.lock | 28 +++++++++++++++++++++++----
 flake.nix  | 57 ++++++++++++++++++++++++++++++++++++------------------
 2 files changed, 62 insertions(+), 23 deletions(-)

diff --git a/flake.lock b/flake.lock
index e742243..fb5bf79 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1778443072,
-        "narHash": "sha256-zi7/fsqM/kFdNuED//4WOCUtezGtKKqRNORjMvfwjnA=",
+        "lastModified": 1778869304,
+        "narHash": "sha256-30sZNZoA1cqF5JNO9fVX+wgiQYjB7HJqqJ4ztCDeBZE=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "da5ad661ba4e5ef59ba743f0d112cbc30e474f32",
+        "rev": "d233902339c02a9c334e7e593de68855ad26c4cb",
         "type": "github"
       },
       "original": {
@@ -53,15 +53,35 @@
       "inputs": {
         "flake-parts": "flake-parts",
         "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay",
         "ttp": "ttp"
       }
     },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1778987862,
+        "narHash": "sha256-V3qGt9P1eJP/r/1ONablphfGiH0RP4agQhrRANpDYx8=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "6f44d8874ac29806c8d5cae42bf8e19ebb5ce0d3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
     "ttp": {
       "flake": false,
       "locked": {
         "lastModified": 1778948017,
         "narHash": "sha256-hqBYSZnPq7f/F2Z6nJK+6a8ITk6WRCcVBcNT0CR6SnM=",
-        "ref": "refs/heads/main",
         "rev": "7e5d1953df8592a1feba0f390d205d0ef61a3119",
         "revCount": 117,
         "type": "git",
diff --git a/flake.nix b/flake.nix
index 29f2373..97b1bcc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -4,13 +4,17 @@
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
     flake-parts.url = "github:hercules-ci/flake-parts";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     ttp = {
       url = "git+https://git.methanium.net/Tensamin/TTP.git?rev=7e5d1953df8592a1feba0f390d205d0ef61a3119";
       flake = false;
     };
   };
 
-  outputs = inputs@{ self, nixpkgs, flake-parts, ttp, ... }:
+  outputs = inputs@{ self, nixpkgs, flake-parts, rust-overlay, ttp, ... }:
     flake-parts.lib.mkFlake { inherit inputs; } {
       systems = [
         "x86_64-linux"
@@ -19,28 +23,43 @@
         "aarch64-darwin"
       ];
 
-      perSystem = { self', pkgs, ... }: {
-        packages = {
-          default = self'.packages.omega;
-          omega = pkgs.rustPlatform.buildRustPackage {
-            pname = "omega";
-            version = "0.1.0";
-            src = ./.;
-            cargoLock = {
-              lockFile = ./Cargo.lock;
-              allowBuiltinFetchGit = true;
+      perSystem = { self', pkgs, system, ... }:
+        let
+          rustPkgs = import nixpkgs {
+            inherit system;
+            overlays = [ (import rust-overlay) ];
+          };
+          rustToolchain = rustPkgs.rust-bin.stable.latest.default.override {
+            extensions = [ "rust-src" "rust-analyzer" "clippy" "rustfmt" ];
+          };
+        in
+        {
+          packages = {
+            default = self'.packages.omega;
+            omega = pkgs.rustPlatform.buildRustPackage {
+              pname = "omega";
+              version = "0.1.0";
+              src = ./.;
+              cargoLock = {
+                lockFile = ./Cargo.lock;
+                allowBuiltinFetchGit = true;
+              };
+              nativeBuildInputs = with pkgs; [ cmake perl pkg-config ];
+              buildInputs = with pkgs; [ openssl libmysqlclient ];
+              dontUseCmakeConfigure = true;
+              preConfigure = ''
+                if [ -d ../cargo-vendor-dir/ttp-core-0.1.0 ]; then
+                  cp ${ttp}/ttp-codec.json ../cargo-vendor-dir/ttp-codec.json
+                fi
+              '';
             };
-            nativeBuildInputs = with pkgs; [ cmake perl pkg-config ];
+          };
+
+          devShells.default = pkgs.mkShell {
+            nativeBuildInputs = with pkgs; [ rustToolchain git cmake perl pkg-config ];
             buildInputs = with pkgs; [ openssl libmysqlclient ];
-            dontUseCmakeConfigure = true;
-            preConfigure = ''
-              if [ -d ../cargo-vendor-dir/ttp-core-0.1.0 ]; then
-                cp ${ttp}/ttp-codec.json ../cargo-vendor-dir/ttp-codec.json
-              fi
-            '';
           };
         };
-      };
 
       flake = {
         nixosModules.default = { config, pkgs, lib, ... }: