beware

.

default.nix

@@ -0,0 +1,68 @@
+{
+  use = pkgs: {
+    inherit pkgs;
+    __functor = self: shell: let
+      inherit (pkgs) writeText writeShellScriptBin;
+      inherit (pkgs.lib) getExe foldlAttrs;
+      inherit (builtins) hashString removeAttrs;
+
+      noCC = shell.noCC or false;
+
+      mkWorks = {
+        pkg,
+        args ? "",
+        config,
+        ext ? "",
+      }: let
+        bin = getExe pkg;
+
+        name = pkg.pname;
+        unitName = "shell-${name}-${cfgHash}";
+
+        cfgHash = hashString "sha256" config;
+        finalConf = writeText "config-${name}-${cfgHash}${ext}" config;
+
+        finalArgs = builtins.replaceStrings ["%CFG%"] [finalConf.outPath] args;
+      in {
+        runner = ''
+          echo "[ides]: Starting ${name}.."
+          systemd-run --user -G -u ${unitName} ${bin} ${finalArgs}
+        '';
+        cleaner = ''
+          echo "[ides]: Stopping ${name}.."
+          systemctl --user stop ${unitName}
+        '';
+      };
+
+      works =
+        foldlAttrs (acc: name: svc: let
+          pair = mkWorks svc;
+        in {
+          runners = acc.runners + pair.runner;
+          cleaners = acc.cleaners + pair.cleaner;
+        }) {
+          runners = "";
+          cleaners = "";
+        } (shell.services or {});
+
+      runners = writeShellScriptBin "ides" works.runners;
+      cleaners = writeShellScriptBin "et-tu" (works.cleaners
+        + ''
+          systemctl --user reset-failed
+        '');
+      restart = writeShellScriptBin "restart" "et-tu; ides";
+
+      final =
+        (removeAttrs shell ["services" "noCC"])
+        // {
+          nativeBuildInputs = (shell.nativeBuildInputs or []) ++ [runners cleaners restart];
+          shellHook = (shell.shellHook or "") + ''
+            ides
+          '';
+        };
+    in
+      if noCC
+      then self.pkgs.mkShellNoCC final
+      else self.pkgs.mkShell final;
+  };
+}