initial packaging

.envrc

@@ -0,0 +1 @@
+use flake

.gitignore

@@ -0,0 +1,2 @@
+result
+.direnv

flake.lock

@@ -0,0 +1,60 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1694697629,
+        "narHash": "sha256-NnG0CCWNVFLEvDhGyotVpdefDS+PeUQFsb7bb8evSC4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "d50196723e62068692f2465d99573a9f040d0a67",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "release-23.05",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "utils": "utils"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1694529238,
+        "narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,23 @@
+{
+  inputs = {
+    utils.url = "github:numtide/flake-utils";
+    nixpkgs.url = "nixpkgs/release-23.05";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    utils,
+  }:
+  utils.lib.eachDefaultSystem (system: let
+      pkgs = (import nixpkgs) {
+        inherit system;
+        # nrf5-sdk is unfree
+        config.allowUnfree = true;
+      };
+    in rec {
+      packages = {
+        default = pkgs.callPackage ./package.nix {};
+      };
+    });
+}

package.nix

@@ -0,0 +1,63 @@
+{
+  stdenv,
+  cmake,
+  lv_img_conv,
+  nodePackages,
+  python3,
+  gcc-arm-embedded-10,
+  nrf5-sdk,
+  fetchzip,
+  patch,
+  git,
+  fetchgit,
+}: let
+  infinitime-nrf5-sdk = nrf5-sdk.overrideAttrs (old: {
+    version = "15.3.0";
+    src = fetchzip {
+      url = "https://nsscprodmedia.blob.core.windows.net/prod/software-and-other-downloads/sdks/nrf5/binaries/nrf5sdk153059ac345.zip";
+      sha256 = "sha256-pfmhbpgVv5x2ju489XcivguwpnofHbgVA7bFUJRTj08=";
+    };
+  });
+in stdenv.mkDerivation rec {
+  name = "infinitime";
+
+  src = fetchgit {
+    url = "https://github.com/InfiniTimeOrg/InfiniTime";
+    rev = "1.13.0";
+    hash = "sha256-d2zW1JxoQ2j1Yezp3AeDDY7KObyqZ3N8JO4WCbV02sc=";
+    deepClone = true;
+    fetchSubmodules = true;
+  };
+
+  nativeBuildInputs = [
+    cmake
+    lv_img_conv
+    nodePackages.lv_font_conv
+    python3
+    python3.pkgs.cbor
+    python3.pkgs.click
+    python3.pkgs.cryptography
+    python3.pkgs.intelhex
+    python3.pkgs.adafruit-nrfutil
+    patch
+    git
+  ];
+
+  postPatch = ''
+    # /usr/bin/env is not available in the build sandbox
+    substituteInPlace src/displayapp/fonts/generate.py --replace "'/usr/bin/env', 'patch'" "'patch'"
+    substituteInPlace tools/mcuboot/imgtool.py --replace "/usr/bin/env python3" "${python3}/bin/python3"
+  '';
+
+  cmakeFlags = [
+    ''-DARM_NONE_EABI_TOOLCHAIN_PATH=${gcc-arm-embedded-10}''
+    ''-DNRF5_SDK_PATH=${infinitime-nrf5-sdk}/share/nRF5_SDK''
+    ''-DBUILD_DFU=1''
+    ''-DBUILD_RESOURCES=1''
+    ''-DCMAKE_SOURCE_DIR=${src}''
+  ];
+
+  installPhase = ''
+    SOURCES_DIR=${src} BUILD_DIR=. OUTPUT_DIR=$out ./post_build.sh
+  '';
+}