From 219dd073ff32f15e77f367831c5e1eef208f9123 Mon Sep 17 00:00:00 2001
From: Yaro Kasear <yarokasear@gmail.com>
Date: Sun, 20 Jul 2025 13:00:43 -0500
Subject: [PATCH] Getting very simple functions first.

---
 lib/functions/buildLocationList.nix |  1 -
 lib/functions/location.nix          |  9 +++++++++
 test/test-buildLocationList.nix     |  7 -------
 test/test-location.nix              | 11 +++++++++++
 4 files changed, 20 insertions(+), 8 deletions(-)
 delete mode 100644 lib/functions/buildLocationList.nix
 create mode 100644 lib/functions/location.nix
 delete mode 100644 test/test-buildLocationList.nix
 create mode 100644 test/test-location.nix

diff --git a/lib/functions/buildLocationList.nix b/lib/functions/buildLocationList.nix
deleted file mode 100644
index 012706c..0000000
--- a/lib/functions/buildLocationList.nix
+++ /dev/null
@@ -1 +0,0 @@
-locations: builtins.attrNames locations
diff --git a/lib/functions/location.nix b/lib/functions/location.nix
new file mode 100644
index 0000000..0bd8db1
--- /dev/null
+++ b/lib/functions/location.nix
@@ -0,0 +1,9 @@
+{ data, lib }:
+
+let
+  mkLocationsList = locations: builtins.attrNames locations;
+  mkLocationIndex = data: location: lib.lists.findFirstIndex (x: x == location) null (mkLocationsList data);
+in
+{
+  inherit mkLocationsList mkLocationIndex;
+}
diff --git a/test/test-buildLocationList.nix b/test/test-buildLocationList.nix
deleted file mode 100644
index 855d45c..0000000
--- a/test/test-buildLocationList.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-let
-  buildLocationList = import ../lib/functions/buildLocationList.nix;
-  sampleData = import ./meta.nix;
-in
-{
-  result = buildLocationList sampleData.locations;
-}
diff --git a/test/test-location.nix b/test/test-location.nix
new file mode 100644
index 0000000..1fd8bda
--- /dev/null
+++ b/test/test-location.nix
@@ -0,0 +1,11 @@
+let
+  nixpkgs = import <nixpkgs> { };
+  sampleData = import ./meta.nix;
+  locationLib = import ../lib/functions/location.nix {
+    data = sampleData;
+    lib = nixpkgs.lib;
+  };
+in
+{
+  result = locationLib.mkLocationIndex sampleData.locations "home";
+}