feat: add nix flake

0001-remove-gpt4all-support.patch

@@ -0,0 +1,76 @@
+diff --git a/src/main.py b/src/main.py
+index 79f5401..f82cd0f 100644
+--- a/src/main.py
++++ b/src/main.py
+@@ -35,7 +35,6 @@ from .constants import app_id
+ from .providers import PROVIDERS
+ 
+ import json
+-from gpt4all import GPT4All
+ import os
+ 
+ user_config_dir = os.environ.get(
+@@ -306,15 +305,7 @@ class BavarderApplication(Adw.Application):
+     def setup_chat(self):
+         if not self.models:
+             self.list_models()
+-
+-        if not self.models:
+-            return False
+-        else:
+-            if self.model is None:
+-                if self.model_name not in self.models:
+-                    self.download_model(self.model_name)
+-                self.model = GPT4All(self.model_name, model_path=model_path)
+-            return True
++        return bool(self.models)
+ 
+     def download_model(self, model=None):
+         if model:
+diff --git a/src/views/preferences_window.py b/src/views/preferences_window.py
+index e057aff..73e4ea3 100644
+--- a/src/views/preferences_window.py
++++ b/src/views/preferences_window.py
+@@ -5,8 +5,6 @@ from bavarder.providers.provider_item import Provider
+ from bavarder.widgets.model_item import Model
+ from bavarder.widgets.download_row import DownloadRow
+ 
+-from gpt4all import GPT4All
+-
+ @Gtk.Template(resource_path=f"{rootdir}/ui/preferences_window.ui")
+ class PreferencesWindow(Adw.PreferencesWindow):
+     __gtype_name__ = "Preferences"
+@@ -34,7 +32,6 @@ class PreferencesWindow(Adw.PreferencesWindow):
+     def setup(self):
+         self.setup_signals()
+         self.load_providers()
+-        self.load_models()
+ 
+         self.bot_name.set_text(self.app.bot_name)
+         self.user_name.set_text(self.app.user_name)
+@@ -47,25 +44,6 @@ class PreferencesWindow(Adw.PreferencesWindow):
+             p = Provider(self.app, self, provider)
+             self.provider_group.add(p)
+ 
+-    def load_models(self):
+-        self.general_page.remove(self.model_group)
+-        self.model_group = Adw.PreferencesGroup()
+-        self.model_group.set_title(_("Models"))
+-        
+-        for model in self.app.models:
+-            p = Model(self.app, self, model)
+-            self.model_group.add(p)
+-        else:
+-            self.no_models_available = Adw.ExpanderRow()
+-            self.no_models_available.set_title(_("List of available models"))
+-
+-            for model in GPT4All.list_models():
+-                self.no_models_available.add_row(DownloadRow(self.app, self, model))
+-
+-            self.model_group.add(self.no_models_available)
+-
+-        self.general_page.add(self.model_group)
+-
+     @Gtk.Template.Callback()
+     def clear_all_chats_clicked(self, widget, *args):
+         dialog = Adw.MessageDialog(

flake.lock

@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1705309234,
+        "narHash": "sha256-uNRRNRKmJyCRC/8y1RqBkqWBLM034y4qN7EprSdmgyA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "1ef2e671c3b0c19053962c07dbda38332dcebf26",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1708751719,
+        "narHash": "sha256-0uWOKSpXJXmXswOvDM5Vk3blB74apFB6rNGWV5IjoN0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "f63ce824cd2f036216eb5f637dfef31e1a03ee89",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,73 @@
+{
+  description = "Bavarder";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+    ...
+  }: let
+    systems = ["aarch64-linux" "x86_64-linux"];
+  in
+    flake-utils.lib.eachSystem systems (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+
+        bavarder = pkgs.python3Packages.buildPythonApplication rec {
+          pname = "bavarder";
+          version = self.rev or "dirty";
+          pyproject = false;
+
+          src = ./.;
+
+          patches = [
+            # Removes gpt4all support. It would be lots of work to package it properly
+            # and we already have ollama with working ROCm + CUDA in nixpkgs.
+            ./0001-remove-gpt4all-support.patch
+          ];
+
+          nativeBuildInputs = with pkgs; [
+            appstream-glib
+            blueprint-compiler
+            desktop-file-utils
+            gettext
+            gtk4
+            meson
+            ninja
+            pkg-config
+            wrapGAppsHook4
+          ];
+
+          buildInputs =  with pkgs; [
+            gtksourceview5
+            libadwaita
+            libportal
+          ];
+
+          propagatedBuildInputs = with pkgs.python3Packages; [
+            babel
+            gst-python
+            lxml
+            openai
+            pygobject3
+            requests
+          ];
+
+        };
+      in {
+        formatter = pkgs.alejandra;
+
+        checks.bavarder = bavarder;
+        packages.default = bavarder;
+
+        devShells.default = pkgs.mkShell.override {stdenv = pkgs.python3Packages.stdenv;} {
+          inherit (bavarder) nativeBuildInputs buildInputs propagatedBuildInputs;
+        };
+      }
+    );
+}