diff --git a/flake.lock b/flake.lock new file mode 100644 index 0000000..7f8fa71 --- /dev/null +++ b/flake.lock @@ -0,0 +1,59 @@ +{ + "nodes": { + "flake-utils": { + "inputs": { + "systems": "systems" + }, + "locked": { + "lastModified": 1709126324, + "narHash": "sha256-q6EQdSeUZOG26WelxqkmR7kArjgWCdw5sfJVHPH/7j8=", + "owner": "numtide", + "repo": "flake-utils", + "rev": "d465f4819400de7c8d874d50b982301f28a84605", + "type": "github" + }, + "original": { + "id": "flake-utils", + "type": "indirect" + } + }, + "nixpkgs": { + "locked": { + "lastModified": 1709569716, + "narHash": "sha256-iOR44RU4jQ+YPGrn+uQeYAp7Xo7Z/+gT+wXJoGxxLTY=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "617579a787259b9a6419492eaac670a5f7663917", + "type": "github" + }, + "original": { + "id": "nixpkgs", + "ref": "nixos-23.11", + "type": "indirect" + } + }, + "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 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 0000000..4a8bb6f --- /dev/null +++ b/flake.nix @@ -0,0 +1,85 @@ +{ + description = "nix-command-utils"; + + inputs = { + nixpkgs.url = "nixpkgs/nixos-23.11"; + }; + + outputs = { self, nixpkgs, flake-utils }: + flake-utils.lib.eachDefaultSystem (system: + let + pkgs = import nixpkgs { inherit system; }; + + cmd = description: script: { inherit description script; }; + + command = { name, script, description ? "" }: + { + inherit name description; + + package = + pkgs.writeScriptBin name '' + #!${pkgs.bash}/bin/bash + echo "⚙️ Running ${name}..." + ${script} + ''; + }; + + commands = defs: + let + names = + builtins.attrNames defs; + + helper = + let + lengths = map builtins.stringLength names; + maxLen = builtins.foldl' (acc: x: if x > acc then x else acc) 0 lengths; + maxPad = + let + go = acc: + if builtins.stringLength acc >= maxLen + then acc + else go (" " + acc); + in + go ""; + + folder = acc: name: + let + nameLen = builtins.stringLength name; + padLen = maxLen - nameLen; + padding = builtins.substring 0 padLen maxPad; + in + acc + " && echo '${name} ${padding}| ${(builtins.getAttr name defs).description}'"; + + lines = + builtins.foldl' folder "echo ''" names; + + in + pkgs.writeScriptBin "menu" '' + #!${pkgs.stdenv.shell} + ${pkgs.figlet}/bin/figlet "Commands" | ${pkgs.lolcat}/bin/lolcat + ${toString lines} + ''; + + mapper = name: + let + element = + builtins.getAttr name defs; + + task = command { + inherit name; + description = element.description; + script = element.script; + }; + in + task.package; + + packages = + map mapper names; + + in + [ helper ] ++ packages; + in + { inherit cmd command commands; } + ); +} +