From 7b0cc62e30444a3a677bd013a9e09c89290e5577 Mon Sep 17 00:00:00 2001
From: Fern Garden <mail@fern.garden>
Date: Wed, 16 Jul 2025 14:32:12 +0800
Subject: [PATCH] Formatting.

---
 helpers.nix       | 52 +++++++++++++----------------------------------
 hosts/weebill.nix |  1 +
 overlay.nix       | 43 +++++++++++++++++++++++++++++++++++++++
 suites/common.nix | 11 +++++++---
 4 files changed, 66 insertions(+), 41 deletions(-)
 create mode 100644 overlay.nix

diff --git a/helpers.nix b/helpers.nix
index 50a8fda..be8aa40 100644
--- a/helpers.nix
+++ b/helpers.nix
@@ -11,44 +11,21 @@ with inputs.nixpkgs.lib; {
     user ? "fern",
     extraModules ? [],
   }: let
-    system = platform;
-
-    secrets = builtins.toString inputs.secrets;
-
-    pkgs = import nixpkgs {
-      inherit system;
-      config = {
-        allowUnfree = true;
-        permittedInsecurePackages = [
-          "dotnet-sdk-6.0.428"
-          "dotnet-runtime-6.0.36"
-        ];
-      };
-    };
-
-    pkgs-deploy-rs = import nixpkgs {
-      inherit system;
-      overlays = [
-        deploy-rs.overlays.default
-        (self: super: {
-          deploy-rs = {
-            inherit (pkgs) deploy-rs;
-            lib = super.deploy-rs.lib;
-          };
-        })
-      ];
-    };
-
-    userPackages = {
-      fluffychat = (import nixpkgs-pr-fluffychat {inherit system;}).fluffychat;
-      feishin = (import nixpkgs-pr-feishin {inherit system;}).feishin;
-      webone = pkgs.callPackage ./packages/webone {};
-      yazi-flavour-gruvbox-dark = pkgs.callPackage ./packages/yazi-flavour-gruvbox {};
-    };
   in
     {
       nixosConfigurations.${hostname} = nixosSystem {
-        inherit system pkgs;
+        system = platform;
+        pkgs = import nixpkgs {
+          inherit system;
+          config = {
+            allowUnfree = true;
+            permittedInsecurePackages = [
+              "dotnet-sdk-6.0.428"
+              "dotnet-runtime-6.0.36"
+            ];
+          };
+          overlays = [(import ./overlay.nix inputs)];
+        };
 
         specialArgs = {
           inherit
@@ -57,9 +34,8 @@ with inputs.nixpkgs.lib; {
             platform
             suite
             user
-            secrets
-            userPackages
             ; # Inherit variables.
+          secrets = builtins.toString inputs.secrets;
         };
 
         modules =
@@ -79,7 +55,7 @@ with inputs.nixpkgs.lib; {
         profiles.system = {
           user = "root";
           sshUser = user;
-          path = pkgs-deploy-rs.deploy-rs.lib.activate.nixos self.nixosConfigurations.${hostname};
+          path = pkgs.deploy-rs.deploy-rs.lib.activate.nixos self.nixosConfigurations.${hostname};
         };
       };
     };
diff --git a/hosts/weebill.nix b/hosts/weebill.nix
index 0e32e56..1f29ef0 100644
--- a/hosts/weebill.nix
+++ b/hosts/weebill.nix
@@ -42,6 +42,7 @@
       };
     };
   };
+
   # Open ports for services.
   networking.firewall = {
     allowedUDPPorts = [
diff --git a/overlay.nix b/overlay.nix
new file mode 100644
index 0000000..1d29e14
--- /dev/null
+++ b/overlay.nix
@@ -0,0 +1,43 @@
+inputs:
+with inputs; (super: self: {
+  webone = super.pkgs.callPackage ./packages/webone {};
+  yazi-flavour-gruvbox-dark = super.pkgs.callPackage ./packages/yazi-flavour-gruvbox {};
+  pr.fluffychat = import nixpikgs-pr-fluffychat {inherit system;};
+
+  pr.feishin = import nixpkgs-pr-feishin {
+    inherit system;
+    overlays = [
+      (self: super: {
+        feishin = super.feishin.overrideAttrs (old: rec {
+          pname = "feishin";
+          version = "0.18.0";
+
+          src = super.fetchFromGitHub {
+            owner = "jeffvli";
+            repo = "feishin";
+            rev = "v${version}";
+            hash = "sha256-4gcS7Vd7LSpEByO2Hlk6nb8V2adBPh5XwWGCu2lwOA4=";
+          };
+
+          pnpmDeps = super.pnpm_10.fetchDeps {
+            inherit pname version src;
+            hash = "sha256-1MGxrUcfvazxAubaYAsQuulUKm05opWOIC7oaLzjr7o=";
+          };
+        });
+      })
+    ];
+  };
+
+  deploy-rs = import nixpkgs {
+    inherit system;
+    overlays = [
+      deploy-rs.overlays.default
+      (self: super: {
+        deploy-rs = {
+          inherit (pkgs) deploy-rs;
+          lib = super.deploy-rs.lib;
+        };
+      })
+    ];
+  };
+})
diff --git a/suites/common.nix b/suites/common.nix
index 56cce29..f724de2 100644
--- a/suites/common.nix
+++ b/suites/common.nix
@@ -114,12 +114,16 @@ with lib; {
 
       keymaps = [
         {
-          key = "<Leader>tt";
+          key = "<Leader>t";
           action = "<cmd> ToggleTerm direction=float <CR>";
         }
         {
-          key = "<Leader>xx";
-          action = "<cmd> Trouble diagnostics toggle focus=false<CR>";
+          key = "<Leader>x";
+          action = "<cmd> Trouble diagnostics toggle focus=false <CR>";
+        }
+        {
+          key = "<Leader>y";
+          action = "<cmd> Yazi <CR>";
         }
       ];
 
@@ -151,6 +155,7 @@ with lib; {
         toggleterm.enable = true;
         trouble.enable = true;
         web-devicons.enable = true;
+        yazi.enable = true;
 
         lualine = {
           enable = true;