remove flake.nix

use niv for dependency management.

this follows our own tutorials on writing packages and development
shells, and we generally find it is easier to read and work with.

Co-authored-by: Alejandro Sanchez Medina <[email protected]>

.github/workflows/build.yml

@@ -19,7 +19,7 @@ jobs:
         name: nix-dev
         authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
     - name: Build
-      run: nix-build
+      run: nix-build -A packages.default
     - name: Copy build from Nix store
       if: github.event_name == 'pull_request'
       run: |

README.md

@@ -7,7 +7,7 @@ Official documentation for getting things done with Nix.
 
 ## Contributing
 
-Run `./live` and open a browser at <http://localhost:5500>.
+Run `nix-shell --run devmode` and open a browser at <http://localhost:5500>.
 
 As you make changes your browser should auto-reload within a few seconds.
 

default.nix

@@ -1,3 +1,69 @@
-(import (fetchTarball https://github.com/edolstra/flake-compat/archive/master.tar.gz) {
-  src = builtins.fetchGit ./.;
-}).defaultNix
+{ inputs ? import ./nix/sources.nix }:
+let
+  pkgs = import inputs.nixpkgs {
+    config = { };
+    overlays = [ (import ./overlay.nix) ];
+  };
+
+  nix-dev = pkgs.stdenv.mkDerivation {
+    name = "nix-dev";
+    src = ./.;
+    nativeBuildInputs = with pkgs.python310.pkgs; [
+      linkify-it-py
+      myst-parser
+      sphinx
+      sphinx-book-theme
+      sphinx-copybutton
+      sphinx-design
+      sphinx-notfound-page
+      sphinx-sitemap
+    ];
+    buildPhase = ''
+      make html
+    '';
+    installPhase = ''
+      mkdir -p $out
+      cp -R build/html/* $out/
+    '';
+  };
+
+  devmode =
+    let
+      pythonEnvironment = pkgs.python310.withPackages (ps: with ps; [
+        livereload
+      ]);
+      script = ''
+        from livereload import Server, shell
+
+        server = Server()
+
+        build_docs = shell("make html")
+
+        print("Doing an initial build of the docs...")
+        build_docs()
+
+        server.watch("source/*", build_docs)
+        server.watch("source/**/*", build_docs)
+        server.watch("_templates/*.html", build_docs)
+        server.serve(root="build/html")
+      '';
+    in
+    pkgs.writeShellApplication {
+      name = "devmode";
+      runtimeInputs = [ pythonEnvironment ];
+      text = ''
+        python ${pkgs.writeText "live.py" script}
+      '';
+    };
+in
+{
+  packages.default = nix-dev;
+
+  devShells.default = pkgs.mkShell {
+    inputsFrom = [ nix-dev ];
+    packages = with pkgs.python310.pkgs; [
+      black
+      devmode
+    ];
+  };
+}

nix/sources.json

@@ -0,0 +1,26 @@
+{
+    "nixpkgs": {
+        "branch": "nixos-23.05",
+        "description": "Nix Packages collection & NixOS",
+        "homepage": "",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "898cb2064b6e98b8c5499f37e81adbdf2925f7c5",
+        "sha256": "0ha53gbglrcnpzfc4lwzgyvlsagvm1m2q9z5i5b4nfahplnqpsbj",
+        "type": "tarball",
+        "url": "https://github.com/NixOS/nixpkgs/archive/898cb2064b6e98b8c5499f37e81adbdf2925f7c5.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    },
+    "poetry2nix": {
+        "branch": "master",
+        "description": "Convert poetry projects to nix automagically [maintainer=@adisbladis] ",
+        "homepage": "",
+        "owner": "nix-community",
+        "repo": "poetry2nix",
+        "rev": "fe0dcb4c9b44162a385f1170895fe6a392ed71b5",
+        "sha256": "0cxccm7hzcmizhbg79rdqimjndin98waibw824cmgzwwqkyzl9lv",
+        "type": "tarball",
+        "url": "https://github.com/nix-community/poetry2nix/archive/fe0dcb4c9b44162a385f1170895fe6a392ed71b5.tar.gz",
+        "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    }
+}