Merge pull request #9 from NobbZ/overhaul

Redesign how the system is built

.gitignore

@@ -1 +1 @@
-/result
+/result*

apps/switch/default.nix

@@ -0,0 +1,39 @@
+{
+  self,
+  unstable,
+  ...
+}: let
+  pkgs = unstable.legacyPackages.x86_64-linux;
+  type = "app";
+  program = "${switch}/bin/switch";
+
+  nixosConfigs = pkgs.writeText "nixosConfigs" ''
+    ${__toJSON (__attrNames self.nixosConfigurations)}
+  '';
+
+  homeConfigs = pkgs.writeText "homeConfigs" ''
+    ${__toJSON (__attrNames self.homeConfigurations)}
+  '';
+
+  switch = pkgs.stdenv.mkDerivation {
+    pname = "nobbz-flake-switcher";
+    version = "0.0.1";
+
+    buildInputs = [self.packages.x86_64-linux.zx];
+
+    src = ./.;
+
+    installPhase = ''
+      mkdir -p $out/{bin,lib}
+
+      cat <<EOF > $out/bin/switch
+        #!${pkgs.bash}/bin/bash
+
+        exec $out/lib/switch.mjs --nixos ${nixosConfigs} --home ${homeConfigs} "\$@"
+      EOF
+      chmod ugo=rx $out/bin/switch
+
+      install --mode=555 switch.mjs $out/lib/switch.mjs
+    '';
+  };
+in {inherit type program;}

apps/switch/switch.mjs

@@ -0,0 +1,52 @@
+#!/usr/bin/env zx
+
+const info = (line) => console.log(chalk.yellow(line));
+
+const trim = (str) => str.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, '');
+
+console.log(process.argv.slice(2))
+
+console.log(argv)
+
+info("loading nixos names")
+
+const nixosConfigs = JSON.parse(await fs.readFile(argv.nixos))
+
+info("loading home manager names")
+
+const homeConfigs = JSON.parse(await fs.readFile(argv.home))
+
+info("reading hostname");
+
+const hostName = (await fs.readFile("/etc/hostname", "utf8")).trim()
+
+info("reading user");
+
+const user = process.env.USER.trim();
+
+info("finished reading inputs")
+
+const targets = [
+    `.#nixos/config/${hostName}`,
+    `.#home/config/${user}@${hostName}`,
+]
+
+await $`nix build --keep-going --log-format bar-with-logs -v ${targets}`
+
+await fs.readdir('.')
+    .then(dirs => Promise.all(dirs
+        .filter(name => name.startsWith('result'))
+        .map(async link => {
+            const activate = `./${link}/bin/home-manager-generation`;
+
+            await fs.stat(activate)
+                .then(() => $`${activate}`)
+                .catch(() => {})
+        })))
+
+await $`sudo nixos-rebuild switch --flake .#${hostName}`
+
+await fs.readdir('.')
+    .then(dirs => Promise.all(dirs
+        .filter(name => name.startsWith('result'))
+        .map(async link => await $`rm ${link}`)))

apps/update/default.nix

@@ -0,0 +1,31 @@
+{
+  self,
+  unstable,
+  ...
+}: let
+  pkgs = unstable.legacyPackages.x86_64-linux;
+  type = "app";
+  program = "${update}/bin/update";
+
+  update = pkgs.stdenv.mkDerivation {
+    pname = "nobbz-flake-updater";
+    version = "0.0.1";
+
+    buildInputs = [self.packages.x86_64-linux.zx];
+
+    src = ./.;
+
+    installPhase = ''
+      mkdir -p $out/{bin,lib}
+
+      cat <<EOF > $out/bin/update
+        #!${pkgs.bash}/bin/bash
+
+        exec $out/lib/update.mjs
+      EOF
+      chmod ugo=rx $out/bin/update
+
+      install --mode=555 update.mjs $out/lib/update.mjs
+    '';
+  };
+in {inherit type program;}

apps/update/update.mjs

@@ -0,0 +1,3 @@
+#!/usr/bin/env zx
+
+await $`nix flake update --commit-lock-file`