From 6fe4ca5f40a79acf359e1e56a4e640c1100a08b3 Mon Sep 17 00:00:00 2001
From: Menno van Leeuwen <menno@vleeuwen.me>
Date: Mon, 19 Feb 2024 12:50:19 +0100
Subject: [PATCH] WIP

---
 README.md  |  3 ++
 flake.nix  | 33 ++++++++++++++++++++++
 flakes.nix |  0
 home.nix   | 75 ++++++++++++++++++++++++++++++++++++++++++++++++
 setup.sh   | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 194 insertions(+)
 create mode 100644 README.md
 create mode 100644 flake.nix
 delete mode 100644 flakes.nix
 create mode 100644 home.nix
 create mode 100644 setup.sh

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..94b8965
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+nix-channel --add https://github.com/nix-community/home-manager/archive/master.tar.gz home-manager
+nix-channel --update
+nix-shell '<home-manager>' -A install
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..1daf946
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,33 @@
+{
+    description = "My Dotfiles Flake";
+
+    inputs = {
+        nixpkgs.url = "github:nixos/nixpkgs/nixos-23.11";
+        home-manager.url = "github:nix-community/home-manager";
+
+        darwin = {
+            url = "github:/lnl7/nix-darwin/master";
+            inputs.nixpkgs.follows = "nixpkgs";
+        };
+
+        home-manager = {
+            url = "github:nix-community/home-manager/master";
+            inputs.nixpkgs.follows = "nixpkgs"; 
+        };
+    };
+
+    outputs = { self, nixpkgs, home-manager, ... }:
+        let
+            lib = nixpkgs.lib;
+            pkgs = nixpacks.legacyPackages.${nixpkgs.system};
+        in {
+            homeConfigurations = {
+                menno = gome-manager.lib.homeManagerConfiguration {
+                    inherit pkgs;
+                    modules = [
+                        ./home.nix
+                    ];
+                };
+            };
+        }
+}
\ No newline at end of file
diff --git a/flakes.nix b/flakes.nix
deleted file mode 100644
index e69de29..0000000
diff --git a/home.nix b/home.nix
new file mode 100644
index 0000000..922b33a
--- /dev/null
+++ b/home.nix
@@ -0,0 +1,75 @@
+{ config, pkgs, ... }:
+
+{
+  # Home Manager needs a bit of information about you and the paths it should
+  # manage.
+  home.username = "menno";
+  home.homeDirectory = "/home/menno";
+
+  # This value determines the Home Manager release that your configuration is
+  # compatible with. This helps avoid breakage when a new Home Manager release
+  # introduces backwards incompatible changes.
+  #
+  # You should not change this value, even if you update Home Manager. If you do
+  # want to update the value, then make sure to first check the Home Manager
+  # release notes.
+  home.stateVersion = "23.11"; # Please read the comment before changing.
+
+  # The home.packages option allows you to install Nix packages into your
+  # environment.
+  home.packages = [
+    # # Adds the 'hello' command to your environment. It prints a friendly
+    # # "Hello, world!" when run.
+    pkgs.hello
+
+    # # It is sometimes useful to fine-tune packages, for example, by applying
+    # # overrides. You can do that directly here, just don't forget the
+    # # parentheses. Maybe you want to install Nerd Fonts with a limited number of
+    # # fonts?
+    # (pkgs.nerdfonts.override { fonts = [ "FantasqueSansMono" ]; })
+
+    # # You can also create simple shell scripts directly inside your
+    # # configuration. For example, this adds a command 'my-hello' to your
+    # # environment:
+    # (pkgs.writeShellScriptBin "my-hello" ''
+    #   echo "Hello, ${config.home.username}!"
+    # '')
+  ];
+
+  # Home Manager is pretty good at managing dotfiles. The primary way to manage
+  # plain files is through 'home.file'.
+  home.file = {
+    # # Building this configuration will create a copy of 'dotfiles/screenrc' in
+    # # the Nix store. Activating the configuration will then make '~/.screenrc' a
+    # # symlink to the Nix store copy.
+    # ".screenrc".source = dotfiles/screenrc;
+
+    # # You can also set the file content immediately.
+    # ".gradle/gradle.properties".text = ''
+    #   org.gradle.console=verbose
+    #   org.gradle.daemon.idletimeout=3600000
+    # '';
+  };
+
+  # Home Manager can also manage your environment variables through
+  # 'home.sessionVariables'. If you don't want to manage your shell through Home
+  # Manager then you have to manually source 'hm-session-vars.sh' located at
+  # either
+  #
+  #  ~/.nix-profile/etc/profile.d/hm-session-vars.sh
+  #
+  # or
+  #
+  #  ~/.local/state/nix/profiles/profile/etc/profile.d/hm-session-vars.sh
+  #
+  # or
+  #
+  #  /etc/profiles/per-user/menno/etc/profile.d/hm-session-vars.sh
+  #
+  home.sessionVariables = {
+    # EDITOR = "emacs";
+  };
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
+}
diff --git a/setup.sh b/setup.sh
new file mode 100644
index 0000000..6bbf57f
--- /dev/null
+++ b/setup.sh
@@ -0,0 +1,83 @@
+#!/bin/bash
+NIX_CONFIG_URL="https://gist.githubusercontent.com/vleeuwenmenno/4671a99beca2e45dc4b0211de7865dfe/raw/8eb0656fe956db81b18d31caad54aaff66298e0a/nix.conf"
+
+help() {
+    echo "Usage: $0 [option...]" >&2
+    echo
+    echo "   -i, --init        Initial installation"
+    echo "   -c, --continue    Continue installation"
+    echo "   -h, --help        Display this help message"
+    echo
+    exit 1
+}
+
+install_nix() {
+    # Check if nix is installed (nix command is available)
+    if command -v nix > /dev/null; then
+        echo 'NIX is already installed.'
+    else
+        echo 'Installing NIX'
+        sh <(curl -L https://nixos.org/nix/install) --daemon
+
+        echo 'Please restart your shell to continue...'
+        touch ~/.setup-initial-done
+    fi
+}
+
+hush_login() {
+    # If .hushlogin does not exist, create it
+    if [ -f ~/.hushlogin ]; then
+        echo 'Login message is already disabled.'
+    else
+        echo 'Disabling login message.'
+        touch ~/.hushlogin
+    fi
+}
+
+nix_experimental() {
+    if command -v nix > /dev/null; then 
+        echo 'NIX is already installed.'
+    else
+        install_nix
+    fi
+
+    echo "Adding experimental-features to nix.conf..."
+    grep -qxF 'experimental-features = nix-command flakes' /etc/nix/nix.conf || echo "experimental-features = nix-command flakes" | sudo tee -a /etc/nix/nix.conf
+}
+
+nix_config_import() {
+    # Check if nix configuration is already inserted
+    if [ -f ~/.config/nix/nix.conf ]; then
+        echo "Nix configuration is already inserted."
+        exit 1
+    else 
+        echo "Inserting nix configuration..."
+        mkdir -p ~/.config/nix
+        curl -s $NIX_CONFIG_URL -o ~/.config/nix/nix.conf
+    fi
+}
+
+# Check if parameter is help, continue or initial
+if [ "$1" == "-c" ] || [ "$1" == "--continue" ]; then
+    rm ~/.setup-initial-done
+
+    # Add experimental-features to nix.conf
+    nix_experimental
+
+    # Insert nix configuration from github gist
+    nix_config_import
+
+    
+elif [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
+    help
+elif [ "$1" == "-i" ] || [ "$1" == "--init" ]; then
+    # Ubuntu specific, hide login message
+    hush_login
+
+    # Install nix
+    install_nix
+else
+    help
+fi
+
+