From 3ee50f9affe352ed086668e8b0517bd183ce6dae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Arne=20Du=C3=9Fin?= <arne.dussin@gmail.com>
Date: Mon, 18 Nov 2024 22:43:59 +0100
Subject: [PATCH] Initial commit

---
 .gitignore          |  1 +
 derivation.nix      | 31 +++++++++++++++++++++++
 flake.lock          | 48 +++++++++++++++++++++++++++++++++++
 flake.nix           | 62 +++++++++++++++++++++++++++++++++++++++++++++
 rust_toolchain.toml |  3 +++
 rustfmt.toml        | 13 ++++++++++
 6 files changed, 158 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 derivation.nix
 create mode 100644 flake.lock
 create mode 100644 flake.nix
 create mode 100644 rust_toolchain.toml
 create mode 100644 rustfmt.toml

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/derivation.nix b/derivation.nix
new file mode 100644
index 0000000..a6665f3
--- /dev/null
+++ b/derivation.nix
@@ -0,0 +1,31 @@
+{
+	lib,
+	pkgs,
+	rustPlatform,
+	name,
+}:
+(rustPlatform.buildRustPackage {
+	inherit name;
+
+	buildInputs = with pkgs; [
+		dbus
+		openssl
+	];
+	
+	nativeBuildInputs = with pkgs; [
+		pkg-config
+		vulkan-loader
+		SDL2
+		SDL2_ttf
+	];
+
+	src = lib.cleanSource ./.;
+	cargoLock = {
+		lockFile = ./Cargo.lock;
+	};
+
+	# Make sure the vulkan libraries get patched in properly
+	postFixup = ''
+		patchelf --add-rpath ${pkgs.vulkan-loader}/lib $out/bin/*
+	'';
+})
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..e3cbeb5
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,48 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1731954261,
+        "narHash": "sha256-xk83zrDElaMXiHI8DH6sLLTix5+ijPYmIusiQ16GDdc=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "ad2c28c6c5cc04e09bed68db46db5718d40b5b9e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "release-24.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1731897198,
+        "narHash": "sha256-Ou7vLETSKwmE/HRQz4cImXXJBr/k9gp4J4z/PF8LzTE=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "0be641045af6d8666c11c2c40e45ffc9667839b5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..cf149a1
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,62 @@
+{
+	description = "Empty Epsilon inspired bridge simulator";
+	inputs = {
+		nixpkgs.url = "github:nixos/nixpkgs/release-24.05";
+		rust-overlay = {
+			url = "github:oxalica/rust-overlay";
+			inputs.nixpkgs.follows = "nixpkgs";
+		};
+	};
+
+	outputs = { self, nixpkgs, rust-overlay }:
+	let
+		inherit (nixpkgs) lib;
+		systems = ["x86_64-linux"];
+		systemClosure = attrs:
+		builtins.foldl' (acc: system:
+			lib.recursiveUpdate acc (attrs system)) {}
+		systems;
+	in
+	systemClosure (system: 
+	let
+		inherit ((builtins.fromTOML (builtins.readFile ./Cargo.toml)).package) name;
+		pkgs = import nixpkgs {
+			inherit system;
+			overlays = [(import rust-overlay)];
+		};
+		toolchain = (
+			pkgs.rust-bin.fromRustupToolchainFile ./rust_toolchain.toml
+		);
+		rustPlatform = pkgs.makeRustPlatform
+		{
+			rustc = toolchain;
+			cargo = toolchain;
+		};
+		libPath = with pkgs; lib.makeLibraryPath [
+			openssl
+			SDL2
+			SDL_ttf
+			vulkan-loader
+		];
+	in
+	{
+		packages.${system}.default = pkgs.callPackage ./derivation.nix {
+			inherit name rustPlatform;
+		};
+
+		devShells.${system}.default = pkgs.mkShell {
+			buildInputs = with pkgs; [
+				toolchain
+				clang
+				llvmPackages.bintools
+				openssl
+				pkg-config
+				SDL2
+				SDL2_image
+				SDL2_ttf
+			];
+
+			LD_LIBRARY_PATH = libPath;
+		};
+	});
+}
diff --git a/rust_toolchain.toml b/rust_toolchain.toml
new file mode 100644
index 0000000..2107678
--- /dev/null
+++ b/rust_toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "nightly-2024-10-17"
+components = ["rust-src", "rust-analyzer"]
diff --git a/rustfmt.toml b/rustfmt.toml
new file mode 100644
index 0000000..9854c6a
--- /dev/null
+++ b/rustfmt.toml
@@ -0,0 +1,13 @@
+brace_style = "AlwaysNextLine"
+condense_wildcard_suffixes = true
+control_brace_style = "ClosingNextLine"
+fn_single_line = true
+format_strings = true
+hard_tabs = true # Please don't cancel me
+hex_literal_case = "Lower"
+imports_granularity = "Module"
+match_block_trailing_comma = true
+newline_style = "Unix"
+group_imports = "StdExternalCrate"
+struct_field_align_threshold = 15
+wrap_comments = true