From 32393f12c03d0a01bd7da22b3bb66d74a647d72d Mon Sep 17 00:00:00 2001
From: Elec3137 <elec3137@proton.me>
Date: Sun, 1 Feb 2026 11:46:56 -0800
Subject: [PATCH 1/4] add packages.default flake output

this likely doesn't work (yet),
cannot properly test because at time of writing,
the app doesn't compile through `flutter run` either.
---
 flake.nix | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/flake.nix b/flake.nix
index c4c5cc3..a167232 100644
--- a/flake.nix
+++ b/flake.nix
@@ -29,6 +29,20 @@
           ...
         }:
 
+        let
+          src = ./.;
+
+          # from https://discourse.nixos.org/t/is-there-a-way-to-read-a-yaml-file-and-get-back-a-set/18385/5
+          fromYAML =
+            file:
+            builtins.fromJSON (
+              builtins.readFile (
+                pkgs.runCommand "converted-yaml.json" { } ''${pkgs.yj}/bin/yj < "${file}" > "$out"''
+              )
+            );
+
+          package = fromYAML "${src}/pubspec.yaml";
+        in
         {
           _module.args.pkgs = import nixpkgs {
             inherit system;
@@ -59,6 +73,20 @@
               CPATH = lib.makeSearchPath "include" [ pkgs.glibc.dev ];
             };
           };
+
+          packages.default = pkgs.flutter.buildFlutterApplication {
+            inherit src;
+            pname = package.name;
+            version = package.version;
+
+            pubspecLock = fromYAML "${src}/pubspec.lock";
+            gitHashes = {
+              flutter_chat_ui = "sha256-4fuag7lRH5cMBFD3fUzj2K541JwXLoz8HF/4OMr3uhk=";
+              flutter_link_previewer = "sha256-4fuag7lRH5cMBFD3fUzj2K541JwXLoz8HF/4OMr3uhk=";
+              flyer_chat_text_message = "sha256-4fuag7lRH5cMBFD3fUzj2K541JwXLoz8HF/4OMr3uhk=";
+              window_size = "sha256-XelNtp7tpZ91QCEcvewVphNUtgQX7xrp5QP0oFo6DgM=";
+            };
+          };
         };
     };
 }

From f72c59f79d21531aab6366ebe5727071f7fe8cb6 Mon Sep 17 00:00:00 2001
From: Elec3137 <elec3137@proton.me>
Date: Sun, 1 Feb 2026 14:13:29 -0800
Subject: [PATCH 2/4] rename fromYAML -> importYAML

this is more consistent with existing nixpkgs.lib functions
---
 flake.nix | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/flake.nix b/flake.nix
index a167232..5c2c10a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -33,15 +33,13 @@
           src = ./.;
 
           # from https://discourse.nixos.org/t/is-there-a-way-to-read-a-yaml-file-and-get-back-a-set/18385/5
-          fromYAML =
+          importYAML =
             file:
-            builtins.fromJSON (
-              builtins.readFile (
-                pkgs.runCommand "converted-yaml.json" { } ''${pkgs.yj}/bin/yj < "${file}" > "$out"''
-              )
+            lib.importJSON (
+              pkgs.runCommand "converted-yaml.json" { } ''${pkgs.yj}/bin/yj < "${file}" > "$out"''
             );
 
-          package = fromYAML "${src}/pubspec.yaml";
+          package = importYAML "${src}/pubspec.yaml";
         in
         {
           _module.args.pkgs = import nixpkgs {
@@ -79,7 +77,7 @@
             pname = package.name;
             version = package.version;
 
-            pubspecLock = fromYAML "${src}/pubspec.lock";
+            pubspecLock = importYAML "${src}/pubspec.lock";
             gitHashes = {
               flutter_chat_ui = "sha256-4fuag7lRH5cMBFD3fUzj2K541JwXLoz8HF/4OMr3uhk=";
               flutter_link_previewer = "sha256-4fuag7lRH5cMBFD3fUzj2K541JwXLoz8HF/4OMr3uhk=";

From cc050f62fc8d4db67a70cd443b3b58ac58a1c078 Mon Sep 17 00:00:00 2001
From: Elec3137 <elec3137@proton.me>
Date: Sun, 1 Feb 2026 14:25:45 -0800
Subject: [PATCH 3/4] dubious (mostly style) changes in flake

---
 flake.nix | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/flake.nix b/flake.nix
index 5c2c10a..c4d1da3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -40,6 +40,10 @@
             );
 
           package = importYAML "${src}/pubspec.yaml";
+
+          usedFlutter = (pkgs.flutter.override { extraPkgConfigPackages = [ pkgs.libsecret ]; });
+
+          buildInputs = [ pkgs.sqlite ];
         in
         {
           _module.args.pkgs = import nixpkgs {
@@ -57,23 +61,19 @@
               olm
               git
               clang
-              (flutter.override { extraPkgConfigPackages = [ pkgs.libsecret ]; })
+              usedFlutter
 
               (pkgs.writeShellScriptBin "rustup" (builtins.readFile ./nix/fake-rustup.sh))
             ];
 
             env = {
-              LD_LIBRARY_PATH = "${
-                pkgs.lib.makeLibraryPath ([
-                  pkgs.sqlite
-                ])
-              }:./build/native_assets/linux";
+              LD_LIBRARY_PATH = "${lib.makeLibraryPath buildInputs}:./build/native_assets/linux";
               CPATH = lib.makeSearchPath "include" [ pkgs.glibc.dev ];
             };
           };
 
-          packages.default = pkgs.flutter.buildFlutterApplication {
-            inherit src;
+          packages.default = usedFlutter.buildFlutterApplication {
+            inherit src buildInputs;
             pname = package.name;
             version = package.version;
 

From d0df1a198b0e9f66b02003c8162832ede5e905fa Mon Sep 17 00:00:00 2001
From: Elec3137 <elec3137@proton.me>
Date: Sun, 1 Feb 2026 17:12:26 -0800
Subject: [PATCH 4/4] try to use generate script

the script fails with:
Couldn't resolve the package 'ffigen' in 'package:ffigen/ffigen.dart'.
Couldn't resolve the package 'path' in 'package:path/path.dart'.
---
 flake.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/flake.nix b/flake.nix
index c4d1da3..0e5e7c8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -84,6 +84,11 @@
               flyer_chat_text_message = "sha256-4fuag7lRH5cMBFD3fUzj2K541JwXLoz8HF/4OMr3uhk=";
               window_size = "sha256-XelNtp7tpZ91QCEcvewVphNUtgQX7xrp5QP0oFo6DgM=";
             };
+
+            patchPhase = /* sh */ ''
+              patchShebangs ./scripts/generate.sh
+              ./scripts/generate.sh # note: this doesn't quit the build on fail
+            '';
           };
         };
     };