feat: function to create nixosSystem complete

flake.nix

@@ -13,18 +13,38 @@
 
   };
 
-  outputs = { self, nixpkgs, deploy-rs, ... }: {
+  outputs = { self, nixpkgs, deploy-rs, ... }: let
-    nixosConfigurations.some-random-system = nixpkgs.lib.nixosSystem {
-      system = "x86_64-linux";
-      modules = [
-        ./machines/base.nix
-      ];
-    };
 
-    deploy.nodes.some-random-system = {
+
+    machine_config = [
+      # each system one line
+      {
+        name = "test01";
+        system = "x86_64-linux";
+        modules = [
+          ./machines/base.nix
+        ];
+      }
+    ];
+
+    # the best part, nix is functional, so lets have some functions
+
+    # map applies this function to every item in an array
+    create_nixosConfigurations = map (
+      # converts it into {name_of_machiene = {system = '..'; modules = '..'}}
+      config: {${config.name} = nixpkgs.lib.nixosSystem (nixpkgs.lib.attrsets.filterAttrs (n: v: n != "name") config); }
+    );
+
+    # this merges together an array of atributes
+    merge = nixpkgs.lib.lists.foldl (a: b: a // b) {};
+
+  in {
+    nixosConfigurations = merge (create_nixosConfigurations machine_config);
+
+    deploy.nodes.some-random-system2 = {
       hostname = "test01.home.brendan.ie";
       profiles.system = {
-        path = deploy-rs.lib.x86_64-linux.activate.nixos self.nixosConfigurations.some-random-system;
+        path = deploy-rs.lib.x86_64-linux.activate.nixos self.nixosConfigurations.test01;
         sshUser = "root";
       };
     };