flake: rework flake inputs, overlays and platforms

1 files changed, 47 insertions, 25 deletions

diff --git a/flake.nix b/flake.nix
index 1984f07..c1538c4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-22.11";
-    nixpkgsUnstable.url = "github:nixos/nixpkgs";
+    unstable.url = "github:nixos/nixpkgs";
 
     home-manager = {
       url = "github:nix-community/home-manager/release-22.11";
@@ -14,47 +14,69 @@
   };
 
   outputs =
-    { self, nixpkgs, nixpkgsUnstable, home-manager
-    , nur, impermanence, hm-isolation, ... }:
-    with nixpkgs.lib; let
+    { self, nixpkgs, unstable, home-manager, nur, impermanence, hm-isolation, ... }: let
+      system = "x86_64-linux";
+
+      pkgs = pkgsNoLocal.extend self.overlays.default;
+      pkgsNoLocal = importPkgs nixpkgs;
+
+      importPkgs = flake: import flake {
+        inherit system;
+
+        config.android_sdk.accept_license = true;
+        overlays = [ nur.overlay ];
+      };
+
       util = import ./util;
-      inherit (util nixpkgs.lib) importAll;
+      inherit (util pkgs.lib) importAll;
 
-      pkgSet = pkgs: import ./pkgs pkgs;
-    in {
-      packages."x86_64-linux" = pkgSet nixpkgs.legacyPackages."x86_64-linux";
+      local = import ./pkgs;
+    in with pkgs.lib; {
+      packages.${system} = local pkgs pkgsNoLocal;
 
-      overlay = self: super: {
-        local = pkgSet super;
-        unstable = import nixpkgsUnstable { inherit (super) config system; };
+      overlays.default = final: prev: {
+        local = local final prev;
+        unstable = (importPkgs unstable).extend self.overlays.default;
       };
 
       nixosConfigurations = let
-        hostConfig = host: (makeOverridable nixosSystem) {
-          system = "x86_64-linux";
-          modules = [ (import ./sys { inherit self impermanence; }) host ];
+        hostConfig = host: (makeOverridable nixpkgs.lib.nixosSystem) {
+          inherit pkgs system;
+
+          modules = [
+            ./sys
+            host
+            nixpkgs.nixosModules.notDetected
+            impermanence.nixosModule
+          ];
         };
       in mapAttrs (_: hostConfig) (importAll { root = ./sys/platform; });
 
       homeConfigurations = let
-        configuration = import ./home {
-          inherit self nixpkgs nixpkgsUnstable nur hm-isolation;
+        registry = { ... }: {
+          config.nix.registry = {
+            "nixpkgs".flake = nixpkgs;
+            "unstable".flake = unstable;
+            "nur".flake = nur;
+          };
         };
 
-        username = "ale";
-
         home = platform: home-manager.lib.homeManagerConfiguration {
-          pkgs = import nixpkgs { system = "x86_64-linux"; };
-          modules = [ configuration platform ];
+          inherit pkgs;
 
-          # Optionally use extraSpecialArgs
-          # to pass through arguments to home.nix
-          extraSpecialArgs = {};
+          modules = [
+            ./home
+            platform
+            registry
+            hm-isolation.homeManagerModule
+          ];
         };
 
-        platformHome = name: platform: {
-          name = "${username}@${name}";
+        platformHome = name: platform: let
           value = home platform;
+        in {
+          inherit value;
+          name = "${value.config.home.username}@${name}";
         };
       in mapAttrs' platformHome (importAll { root = ./home/platform; });
     };