From a8362771cf4263ac3d7d4534adf3c5233f1f2038 Mon Sep 17 00:00:00 2001
From: Jordan Holt <jordan@vimium.com>
Date: Sun, 19 Jan 2025 11:33:18 +0000
Subject: [PATCH] Add pre-commit check and devShell

---
 flake.nix | 59 +++++++++++++++++++++++++++++++++----------------------
 1 file changed, 35 insertions(+), 24 deletions(-)

diff --git a/flake.nix b/flake.nix
index 2229efe..6bef216 100644
--- a/flake.nix
+++ b/flake.nix
@@ -73,7 +73,7 @@
           user = "root";
           path =
             inputs.deploy-rs.lib.${
-              self.nixosConfigurations.${hostName}.config.system.build.toplevel.system
+            self.nixosConfigurations.${hostName}.config.system.build.toplevel.system
             }.activate.nixos
               self.nixosConfigurations.${hostName};
         };
@@ -98,30 +98,44 @@
         (lib.filterAttrs (name: value: value == "directory"))
         (lib.mapAttrs (
           name: value:
-          lib.nixosSystem {
-            specialArgs = { inherit self; };
+            lib.nixosSystem {
+              specialArgs = { inherit self; };
 
-            modules = [
-              {
-                networking = {
-                  inherit domain;
-                  hostName = name;
-                };
-              }
-              ./hosts/${name}
-            ];
-          }
+              modules = [
+                {
+                  networking = {
+                    inherit domain;
+                    hostName = name;
+                  };
+                }
+                ./hosts/${name}
+              ];
+            }
         ))
       ];
 
+      checks =
+        builtins.mapAttrs (system: deployLib: deployLib.deployChecks self.deploy) inputs.deploy-rs.lib
+        // (forEachSystem (system: {
+          pre-commit-check = inputs.pre-commit-hooks.lib.${system}.run {
+            src = ./.;
+            hooks = {
+              nixpkgs-fmt.enable = true;
+            };
+          };
+        }));
+
       formatter = forEachSystem (system: nixpkgs.legacyPackages.${system}.nixfmt-rfc-style);
 
-      devShells.x86_64-linux.default = nixpkgs.legacyPackages.x86_64-linux.mkShell {
-        buildInputs = [
-          inputs.agenix.packages.x86_64-linux.agenix
-          inputs.deploy-rs.packages.x86_64-linux.deploy-rs
-        ];
-      };
+      devShells = forEachSystem (system: {
+        default = nixpkgs.legacyPackages.${system}.mkShell {
+          inherit (self.checks.${system}.pre-commit-check) shellHook;
+          buildInputs = [
+            inputs.agenix.packages.${system}.agenix
+            inputs.deploy-rs.packages.${system}.deploy-rs
+          ] ++ self.checks.${system}.pre-commit-check.enabledPackages;
+        };
+      });
 
       deploy = {
         magicRollback = true;
@@ -132,11 +146,8 @@
           # "pi"
           # "skycam"
           "vps1"
-        ] mkDeployNode;
+        ]
+          mkDeployNode;
       };
-
-      checks = builtins.mapAttrs (
-        system: deployLib: deployLib.deployChecks self.deploy
-      ) inputs.deploy-rs.lib;
     };
 }