From 4549a968e083ba27a859a5b22426fff7a9215a16 Mon Sep 17 00:00:00 2001
From: Victor Engmark <vengmark@linz.govt.nz>
Date: Fri, 8 Mar 2024 14:24:09 +1300
Subject: [PATCH] feat: Support Nix

---
 flake.lock | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix  | 42 +++++++++++++++++++++++++++++++++++++
 2 files changed, 103 insertions(+)
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..e4e4667
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1709126324,
+        "narHash": "sha256-q6EQdSeUZOG26WelxqkmR7kArjgWCdw5sfJVHPH/7j8=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "d465f4819400de7c8d874d50b982301f28a84605",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1709479366,
+        "narHash": "sha256-n6F0n8UV6lnTZbYPl1A9q1BS0p4hduAv1mGAP17CVd0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "b8697e57f10292a6165a20f03d2f42920dfaf973",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..8357b92
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,42 @@
+{
+  description = "elevation";
+
+  inputs = {
+    flake-utils.url = "github:numtide/flake-utils";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+        patchedPkgs =
+          import (pkgs.applyPatches {
+            name = "libtiff: Add LERC support";
+            src = nixpkgs;
+            patches = [
+              (pkgs.fetchpatch {
+                url = "https://patch-diff.githubusercontent.com/raw/NixOS/nixpkgs/pull/290556.patch";
+                hash = "sha256-J92poRJkI+pE/Z/Eohq0Q61nRH2cya4tTqL8N9XHhJw";
+              })
+            ];
+          }) {
+            inherit system;
+          };
+      in {
+        devShells.default = pkgs.mkShell {
+          packages = [
+            pkgs.alejandra
+            patchedPkgs.gdal
+            pkgs.gitFull
+            pkgs.nodejs
+            pkgs.s5cmd
+          ];
+        };
+      }
+    );
+}