From 01d4eb2c850b84fcac6b87cd74065729448c5d8d Mon Sep 17 00:00:00 2001
From: Pacman99 <pachum99@gmail.com>
Date: Sat, 20 Mar 2021 09:39:19 -0700
Subject: [PATCH] Move all flake creation logic to lib as mkDevos and use
 evalDevosArgs

---
 flake.nix             | 69 ++++---------------------------------------
 lib/default.nix       |  1 +
 lib/devos/default.nix |  2 ++
 lib/devos/mkDevos.nix | 64 +++++++++++++++++++++++++++++++++++++++
 4 files changed, 73 insertions(+), 63 deletions(-)
 create mode 100644 lib/devos/mkDevos.nix

diff --git a/flake.nix b/flake.nix
index 082f501ad..940f455bc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -28,68 +28,11 @@
       pkgs.inputs.nixpkgs.follows = "nixos";
     };
 
-  outputs = inputs@{ deploy, nixos, nur, self, utils, ... }:
-    let
-      inherit (self) lib;
-      inherit (lib) os;
-
-      extern = import ./extern { inherit inputs; };
-
-      multiPkgs = os.mkPkgs;
-
-      outputs = {
-        nixosConfigurations =
-          import ./hosts (nixos.lib.recursiveUpdate inputs {
-            inherit multiPkgs extern;
-            defaultSystem = "x86_64-linux";
-            lib = nixos.lib.extend (final: prev: {
-              dev = self.lib;
-            });
-          });
-
-        homeConfigurations = os.mkHomeConfigurations;
-
-        nixosModules =
-          let moduleList = import ./modules/module-list.nix;
-          in lib.pathsToImportedAttrs moduleList;
-
-        homeModules =
-          let moduleList = import ./users/modules/module-list.nix;
-          in lib.pathsToImportedAttrs moduleList;
-
-        overlay = import ./pkgs;
-        overlays = lib.pathsToImportedAttrs (lib.pathsIn ./overlays);
-
-        lib = import ./lib { inherit nixos self inputs; };
-
-        templates.flk.path = ./.;
-        templates.flk.description = "flk template";
-        defaultTemplate = self.templates.flk;
-
-        deploy.nodes = os.mkNodes deploy self.nixosConfigurations;
+    outputs = inputs@{ deploy, nixos, nur, self, utils, ... }:
+      let
+        lib = import ./lib { inherit self nixos inputs; };
+      in
+      lib.mkDevos {
+        inherit self;
       };
-
-      systemOutputs = utils.lib.eachDefaultSystem (system:
-        let pkgs = multiPkgs.${system}; in
-        {
-          checks =
-            let
-              tests = nixos.lib.optionalAttrs (system == "x86_64-linux")
-                (import ./tests { inherit self pkgs; });
-              deployHosts = nixos.lib.filterAttrs
-                (n: _: self.nixosConfigurations.${n}.config.nixpkgs.system == system) self.deploy.nodes;
-              deployChecks = deploy.lib.${system}.deployChecks { nodes = deployHosts; };
-            in
-            nixos.lib.recursiveUpdate tests deployChecks;
-
-          packages = utils.lib.flattenTreeSystem system
-            (os.mkPackages { inherit pkgs; });
-
-          devShell = import ./shell {
-            inherit self system;
-          };
-        }
-      );
-    in
-    nixos.lib.recursiveUpdate outputs systemOutputs;
 }
diff --git a/lib/default.nix b/lib/default.nix
index 7fceb3ce0..e3fe1c053 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -17,6 +17,7 @@ lib.makeExtensible (final:
     lists = callLibs ./lists.nix;
     strings = callLibs ./strings.nix;
 
+    inherit (os) mkDevos;
     inherit (attrs) mapFilterAttrs genAttrs' pathsToImportedAttrs concatAttrs;
     inherit (lists) pathsIn;
     inherit (strings) rgxToString;
diff --git a/lib/devos/default.nix b/lib/devos/default.nix
index 5a176fed9..c2ee48f63 100644
--- a/lib/devos/default.nix
+++ b/lib/devos/default.nix
@@ -14,6 +14,8 @@
 
   evalDevosArgs = dev.callLibs ./evalDevosArgs.nix;
 
+  mkDevos = dev.callLibs ./mkDevos.nix;
+
   mkNodes = dev.callLibs ./mkNodes.nix;
 
   mkHosts = dev.callLibs ./mkHosts.nix;
diff --git a/lib/devos/mkDevos.nix b/lib/devos/mkDevos.nix
new file mode 100644
index 000000000..308cda183
--- /dev/null
+++ b/lib/devos/mkDevos.nix
@@ -0,0 +1,64 @@
+{ self, nixos, inputs, ... }:
+let
+  devos = self;
+in
+
+{ ... } @ args:
+let
+  inherit (self) lib;
+  inherit (lib) os;
+
+  inherit (inputs) utils deploy;
+
+  cfg = os.evalDevosArgs { inherit args; };
+
+  multiPkgs = os.mkPkgs { inherit (cfg) extern overrides; };
+
+  outputs = {
+    nixosConfigurations = os.mkHosts {
+      inherit multiPkgs;
+      inherit (cfg) extern suites overrides;
+      dir = cfg.hosts;
+    };
+
+    homeConfigurations = os.mkHomeConfigurations;
+
+    nixosModules = cfg.modules;
+
+    homeModules = cfg.userModules;
+
+    overlay = cfg.packages;
+    inherit (cfg) overlays;
+
+    lib = import "${devos}/lib" { inherit self nixos inputs; };
+
+    templates.flk.path = builtins.toPath self;
+    templates.flk.description = "flk template";
+    defaultTemplate = self.templates.flk;
+
+    deploy.nodes = os.mkNodes deploy self.nixosConfigurations;
+  };
+
+  systemOutputs = utils.lib.eachDefaultSystem (system:
+    let pkgs = multiPkgs.${system}; in
+    {
+      checks =
+        let
+          tests = nixos.lib.optionalAttrs (system == "x86_64-linux")
+            (import "${devos}/tests" { inherit self pkgs; });
+          deployHosts = nixos.lib.filterAttrs
+            (n: _: self.nixosConfigurations.${n}.config.nixpkgs.system == system) self.deploy.nodes;
+          deployChecks = deploy.lib.${system}.deployChecks { nodes = deployHosts; };
+        in
+        nixos.lib.recursiveUpdate tests deployChecks;
+
+      packages = utils.lib.flattenTreeSystem system
+        (os.mkPackages { inherit pkgs; });
+
+      devShell = import "${devos}/shell" {
+        inherit self pkgs system;
+      };
+    });
+in
+ nixos.lib.recursiveUpdate outputs systemOutputs
+