flake.nix

{
  description = "Rust development environment with Cargo dependencies";

  # Specify the inputs, such as nixpkgs
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs";
    flake-utils.url = "github:numtide/flake-utils";
  };

  # Define the outputs
  outputs = { self, nixpkgs, flake-utils }: flake-utils.lib.eachDefaultSystem (system: let
    pkgs = import nixpkgs { inherit system; };
  in {
    # Define a devShell for development
    devShell = pkgs.mkShell {
      # Add Rust and Cargo to the environment
      buildInputs = [
        pkgs.rust-analyzer
        pkgs.clang
        pkgs.cmake
        pkgs.rustup
        pkgs.zsh
      ];

      # Optionally, set environment variables
      CARGO_HOME = "./.cargo";
      RUST_BACKTRACE = "1"; # Enable backtrace for debugging

      # Optional shellHook to fetch dependencies when entering the shell
      shellHook = ''
        export CARGO_NET_GIT_FETCH_WITH_CLI=true
        export LD_LIBRARY_PATH=$PWD/vendor/libvicon:$LD_LIBRARY_PATH
        echo "LD_LIBRARY_PATH is set to: $LD_LIBRARY_PATH"
        echo "Entering Rust development environment..."
        rustup install 1.83.0
        # Start Zsh if not already the active shell
        if [ "$SHELL" != "$(command -v zsh)" ]; then
          export SHELL="$(command -v zsh)"
          exec zsh
        fi
        cargo fetch
        cargo build
      '';
    };
  });
}