From 9bf865cfd82a55104851414084e1980f1ba18d6e Mon Sep 17 00:00:00 2001
From: Rikki <rikki@member.fsf.org>
Date: Fri, 7 Mar 2025 16:46:10 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=A2=9E=E5=8A=A0=20nix=20=E6=94=AF?=
 =?UTF-8?q?=E6=8C=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .envrc     |  1 +
 .gitignore |  5 ++++-
 flake.nix  | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 .envrc
 create mode 100644 flake.nix

diff --git a/.envrc b/.envrc
new file mode 100644
index 000000000..8392d159f
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index deec90be9..38deb3666 100644
--- a/.gitignore
+++ b/.gitignore
@@ -191,4 +191,7 @@ jieba.cache
 
 
 # vscode
-/.vscode
\ No newline at end of file
+/.vscode
+
+# direnv
+/.direnv
\ No newline at end of file
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 000000000..df885fd83
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,52 @@
+{
+  description = "MaiMBot Nix Dev Env";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+        };
+
+        # 读取 requirements.txt 文件
+        requirementsFile = builtins.readFile ./requirements.txt;
+
+        # 解析 requirements.txt 文件，提取包名
+        parseRequirements = content:
+          let
+            lines = builtins.split "\n" content;
+            # 过滤掉空行和注释
+            filteredLines = builtins.filter (line:
+              line != "" && !(builtins.match "^ *#.*" line)
+            ) lines;
+            # 提取包名（去掉版本号）
+            packageNames = builtins.map (line:
+              builtins.head (builtins.split "[=<>]" line)
+            ) filteredLines;
+          in
+          packageNames;
+
+        # 获取 requirements.txt 中的包名列表
+        requirements = parseRequirements requirementsFile;
+
+        # 动态生成 Python 环境
+        pythonEnv = pkgs.python3.withPackages (ps:
+          builtins.map (pkg: ps.${pkg}) requirements
+        );
+      in
+      {
+        devShell = pkgs.mkShell {
+          buildInputs = [ pythonEnv ];
+
+          shellHook = ''
+            echo "Python environment is ready!"
+          '';
+        };
+      }
+    );
+}
\ No newline at end of file