refactor(liminix): Refactor liminix meta nodes

meta/nodes/liminix.nix

@@ -14,12 +14,11 @@
 #   deployment = {}; # Colmena deployment options
 #   nixpkgs = "unstable" or "22.11"; # nixpkgs version
 # }
-
 let
-  lib = import ../../lib/nix-lib;
-  inherit (lib) mapFuse;
+  nix-lib = import ../../lib/nix-lib;
+  inherit (nix-lib) mapFuse;
 
-  mkAP = building: floor: ap-no: {
+  mkAP' = building: floor: ap-no: {
     "ap-v01-${builtins.toString building}-${builtins.toString floor}-${builtins.toString ap-no}" = {
       site = "unknown";
       adminGroups = [ "fai" ];
@@ -39,37 +38,53 @@ let
       };
     };
   };
+
+  /*
+    Generate all APs nodes for a building. It takes a building definition and returns
+    an attributes set containing all nodes of the AP for the building.
+
+    Building definition:
+    * building-no is the index of the building
+    * floors is the range {from, to{ of floors that contains an AP
+    * ap-nos is the range [from, to{ of AP numbers
+
+    Type: AttrSet -> AttrSet
+  */
+  mkAPs-building =
+    {
+      building-no,
+      floors,
+      ap-nos,
+    }:
+    mapFuse (f: mapFuse (mkAP' building-no f) (mkRange ap-nos)) (mkRange floors);
+
+  APs = {
+    hypnos-1 = {
+      building-no = 0;
+      floors = {
+        from = 0;
+        to = 3;
+      };
+      ap-nos = {
+        from = 1;
+        to = 7;
+      };
+    };
+
+    hypnos-2 = {
+      building-no = 1;
+      floors = {
+        from = 0;
+        to = 3;
+      };
+      ap-nos = {
+        from = 1;
+        to = 3;
+      };
+    };
+  };
+
+  mkRange = { from, to }: builtins.genList (x: x + from) (to - from);
 in
 { }
-//
-  mapFuse
-    (
-      floor:
-      mapFuse (mkAP 0 floor) [
-        1
-        2
-        3
-        4
-        5
-        6
-      ]
-    )
-    [
-      0
-      1
-      2
-    ] # Hypnos-1
-//
-  mapFuse
-    (
-      floor:
-      mapFuse (mkAP 1 floor) [
-        1
-        2
-      ]
-    )
-    [
-      0
-      1
-      2
-    ] # Hypnos-2
+// builtins.foldl' (nodes: building: nodes // mkAPs-building building) { } (builtins.attrValues APs)