add fish module

modules/fish.nix

@@ -0,0 +1,86 @@
+{ config, nixosConfig, lib, mylib, pkgs, ... }:
+
+with lib;
+with mylib.modules;
+
+let
+  cfg = config.modules.fish;
+in {
+
+  options.modules.fish = {
+    enable = mkEnableOpt "Fish";
+  };
+
+  config = mkIf cfg.enable {
+    programs.fish = {
+      enable = true;
+      # functions = {};
+      # plugins = [];
+      shellAbbrs = {
+        c = "clear";
+        q = "exit";
+        h = "history | bat";
+        r = "ranger --choosedir=$HOME/.rangerdir; set LASTDIR (cat $HOME/.rangerdir); cd $LASTDIR";
+
+        cd = "z";
+        cp = "cp -i";
+        ls = "exa --color always --group-directories-first -F --git --icons"; # color-ls
+        lsl = "exa --color always --group-directories-first -F -l --git --icons";
+        lsa = "exa --color always --group-directories-first -F -l -a --git --icons";
+        tre = "exa --color always --group-directories-first -F -T -L 2 ---icons";
+        mkd = "mkdir -p";
+
+        blk = "lsblk -o NAME,LABEL,UUID,FSTYPE,SIZE,FSUSE%,MOUNTPOINT,MODEL | bat";
+        fsm = "df -h | bat";
+        grp = "grep --color=auto -E";
+        fzp = "fzf --preview 'bat --color=always --style=numbers --line-range=:500 {}'";
+        fre = "free -m";
+        wat = "watch -d -c -n -0.5";
+        dus = "sudo dust -r";
+        dsi = "sudo du -sch . | bat";
+        prc = "procs -t";
+
+        lg = "lazygit";
+        gs = "git status";
+        gcm = "git commit -m";
+        ga = "git add";
+        glg = "git log --graph --decorate --oneline";
+        gcl = "git clone";
+
+        vpnat = "protonvpn-cli c --cc at";
+        vpnch = "protonvpn-cli c --cc ch";
+        vpnlu = "protonvpn-cli c --cc lu";
+        vpnus = "protonvpn-cli c --cc us";
+        vpnhk = "protonvpn-cli c --cc hk";
+        vpnkr = "protonvpn-cli c --cc kr";
+        vpnoff = "protonvpn-cli d";
+
+        # This doesn't work at all, many things crash, no internet etc.
+        # gnome = "dbus-run-session gnome-session"; # Requires XDG_SESSION_TYPE to be set for wayland
+
+        failed = "systemctl --failed";
+        errors = "journalctl -p 3 -xb";
+
+        rsync = "rsync -chavzP --info=progress2";
+        performance = "sudo cpupower frequency-set -g performance && nvidia-settings -a [gpu:0]/GPUPowerMizerMode=1";
+        powersave = "sudo cpupower frequency-set -g powersave && nvidia-settings -a [gpu:0]/GPUPowerMizerMode=0";
+
+        xxhamster = "TERM=ansi ssh christoph@217.160.142.51";
+
+        mp4 = "yt-dlp -f 'bv*[ext=mp4]+ba[ext=m4a]/b[ext=mp4] / bv*+ba/b' --recode-video mp4"; # the -f options are yt-dlp defaults
+        mp3 = "yt-dlp -f 'ba' --extract-audio --audio-format mp3";
+      };
+
+      shellAliases = {
+        # ".." = "cd ..";
+        "please" = "sudo !!";
+        "yeet" = "rm -rf";
+      };
+
+      shellInit = ''
+        set -e fish_greeting
+      '';
+    };
+
+  };
+}