From 5c16665b7b7fabea2b372a9250477bb9ec46c63f Mon Sep 17 00:00:00 2001
From: Shuxian Wang <wsx@udscbt.org>
Date: Wed, 4 Jan 2023 01:28:47 -0800
Subject: [PATCH] Add Nix flake.

---
 .gitignore |   1 +
 flake.lock | 178 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix  |  72 ++++++++++++++++++++++
 3 files changed, 251 insertions(+)
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/.gitignore b/.gitignore
index ce7463a6..2a17cbc6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,6 +6,7 @@ _build/
 builddir/
 vendor/
 vendor.tar
+/result
 
 build-aux/app
 build-aux/.flatpak-builder/
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000..9e570c51
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,178 @@
+{
+  "nodes": {
+    "crane": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "flake-utils": "flake-utils",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1672095661,
+        "narHash": "sha256-7NTsdCn3qsvU7A+1/7tY8pxbq0DYy1pFYNpzN6he9lI=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "98894bb39b03bfb379c5e10523cd61160e1ac782",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1672468395,
+        "narHash": "sha256-eIrQGHZub98IiLqtFXa00ooHBCjtKY+rfKJs5lhyF/c=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "d6f9bdfb4a25395b15f6c6feba3d0bba5e62b3ce",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1668681692,
+        "narHash": "sha256-Ht91NGdewz8IQLtWZ9LCeNXMSXHUss+9COoqu6JLmXU=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "009399224d5e398d03b22badca40a37ac85412a1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nix-filter": {
+      "locked": {
+        "lastModified": 1666547822,
+        "narHash": "sha256-razwnAybPHyoAyhkKCwXdxihIqJi1G6e1XP4FQOJTEs=",
+        "owner": "numtide",
+        "repo": "nix-filter",
+        "rev": "1a3b735e13e90a8d2fd5629f2f8363bd7ffbbec7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "nix-filter",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1672428209,
+        "narHash": "sha256-eejhqkDz2cb2vc5VeaWphJz8UXNuoNoM8/Op8eWv2tQ=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "293a28df6d7ff3dec1e61e37cc4ee6e6c0fb0847",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "crane": "crane",
+        "fenix": "fenix",
+        "flake-utils": "flake-utils_2",
+        "nix-filter": "nix-filter",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1672438471,
+        "narHash": "sha256-bB/7XFnRgGhOhYY6HIov7eF/qnR5NPtKtSfDa2aWqh8=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "0d76b94c90a20c20d3e57ea1ab03d9afa00dee72",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": [
+          "crane",
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "crane",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1670034122,
+        "narHash": "sha256-EqmuOKucPWtMvCZtHraHr3Q3bgVszq1x2PoZtQkUuEk=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "a0d5773275ecd4f141d792d3a0376277c0fc0b65",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 00000000..72183fd1
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,72 @@
+{
+  description = "Applets for the COSMIC desktop environment";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    nix-filter.url = "github:numtide/nix-filter";
+    crane = {
+      url = "github:ipetkov/crane";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    fenix = {
+      url = "github:nix-community/fenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, flake-utils, nix-filter, crane, fenix }:
+    flake-utils.lib.eachSystem [ "x86_64-linux" "aarch64-linux" ] (system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+        craneLib = crane.lib.${system}.overrideToolchain fenix.packages.${system}.stable.toolchain;
+
+        pkgDef = {
+          src = nix-filter.lib.filter {
+            root = ./.;
+            exclude = [
+              ./.gitignore
+              ./flake.nix
+              ./flake.lock
+              ./LICENSE
+              ./justfile
+              ./debian
+            ];
+          };
+          nativeBuildInputs = with pkgs; [ pkg-config autoPatchelfHook ];
+          buildInputs = with pkgs; [
+            libxkbcommon
+            glib # For gobject
+            libglvnd # For libEGL
+            libpulseaudio
+          ];
+          runtimeDependencies = with pkgs; [ wayland libglvnd ];
+        };
+
+        cargoArtifacts = craneLib.buildDepsOnly pkgDef;
+        cosmic-applets = craneLib.buildPackage (pkgDef // {
+          inherit cargoArtifacts;
+        });
+      in {
+        checks = {
+          inherit cosmic-applets;
+        };
+
+        packages.default = cosmic-applets;
+
+        apps.default = flake-utils.lib.mkApp {
+          drv = cosmic-applets;
+        };
+
+        devShells.default = pkgs.mkShell rec {
+          inputsFrom = builtins.attrValues self.checks.${system};
+          LD_LIBRARY_PATH = pkgs.lib.strings.makeLibraryPath (builtins.concatMap (d: d.runtimeDependencies) inputsFrom);
+        };
+      });
+
+  nixConfig = {
+    # Cache for the Rust toolchain in fenix
+    extra-substituters = [ "https://nix-community.cachix.org" ];
+    extra-trusted-public-keys = [ "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=" ];
+  };
+}