From 5a8b6bc354d43cdec20da60e1630b0f828b6c4e2 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 | 45 ++++++++++++++++++++++++++++++++++-----------
 1 file changed, 34 insertions(+), 11 deletions(-)

diff --git a/flake.nix b/flake.nix
index 2229efe..c116207 100644
--- a/flake.nix
+++ b/flake.nix
@@ -61,7 +61,6 @@
       inherit (nixpkgs) lib;
 
       domain = "mesh.vimium.net";
-      forEverySystem = lib.getAttrs lib.systems.flakeExposed;
       forEachSystem = lib.genAttrs [
         "x86_64-linux"
         "aarch64-linux"
@@ -114,14 +113,42 @@
         ))
       ];
 
+      checks =
+        builtins.mapAttrs (system: deployLib: deployLib.deployChecks self.deploy) inputs.deploy-rs.lib
+        // (forEachSystem (system: {
+          pre-commit-check = inputs.pre-commit-hooks.lib.${system}.run {
+            src = ./.;
+            hooks = {
+              check-case-conflicts.enable = true;
+              check-executables-have-shebangs.enable = true;
+              check-merge-conflicts.enable = true;
+              deadnix = {
+                enable = true;
+                settings = {
+                  noLambdaArg = true;
+                };
+              };
+              detect-private-keys.enable = true;
+              end-of-file-fixer.enable = true;
+              fix-byte-order-marker.enable = true;
+              mixed-line-endings.enable = true;
+              nixfmt-rfc-style.enable = true;
+              trim-trailing-whitespace.enable = true;
+            };
+          };
+        }));
+
       formatter = forEachSystem (system: nixpkgs.legacyPackages.${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;
@@ -134,9 +161,5 @@
           "vps1"
         ] mkDeployNode;
       };
-
-      checks = builtins.mapAttrs (
-        system: deployLib: deployLib.deployChecks self.deploy
-      ) inputs.deploy-rs.lib;
     };
 }