nixos/home/modules/fish.nix

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{ pkgs, inputs, config, lib, ... }:
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let
cfg = config.snowhawk.fish;
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macos = config.snowhawk.macos.enable;
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in
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{
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options.snowhawk.fish = {
enable = lib.mkEnableOption "fish";
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};
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config = lib.mkIf cfg.enable {
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programs.bash = lib.mkIf (!macos) {
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enable = true;
initExtra = ''
if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
then
shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
fi
'';
};
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programs.zsh = lib.mkIf macos {
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enable = true;
initExtra = ''
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if [[ $(${pkgs.procps}/bin/ps $(${pkgs.procps}/bin/ps -p $$ -co "ppid=") -co "comm=") != "fish" && -z ''${ZSH_EXECUTION_STRING} ]]
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then
exec ${pkgs.fish}/bin/fish
fi
'';
};
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programs.fish = {
enable = true;
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shellAbbrs = lib.mkIf (!macos) {
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copy = "xclip -sel clip";
};
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interactiveShellInit =
builtins.readFile "${inputs.fish_theme}/fish_prompt.fish" + "\n" +
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builtins.readFile ../fish/config.fish;
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};
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};
}