{ config, lib, pkgs, ... }:

{

	home.packages = with pkgs; [
# programs.zsh.enableAutosuggestions only includes nix-zsh-autocompletions
		zsh-completions
	];

xdg.configFile."kattheme_immutable.json".text = builtins.toJSON rec {
		default = config.base16.defaultSchemeName;
		current = default;
};


	programs.zsh = {
		enable = true;
		enableSyntaxHighlighting = true;
		enableAutosuggestions = true;
		initExtra =
			let
			zshOpts = [
			"auto_pushd"
				"pushd_ignore_dups"
				"pushdminus"
				"rmstarsilent"
				"nonomatch"
				"long_list_jobs"
				"interactivecomments"
				"append_history"
				"hist_ignore_space"
				"hist_verify"
				"inc_append_history"
				"nosharehistory"
				"nomenu_complete"
				"auto_menu"
				"no_auto_remove_slash"
				"complete_in_word"
				"always_to_end"
				"nolistbeep"
				"autolist"
				"listrowsfirst"
				]; in
				''
				${if pkgs.hostPlatform.isLinux then ''
					eval $(dircolors -b | sd "\*#=00;90" "*\#=00;90")
						'' else ''
						''}
		PROMPT_EOL_MARK='''
			ZSH_TAB_TITLE_ADDITIONAL_TERMS='wezterm'
			ZSH_TAB_TITLE_ENABLE_FULL_COMMAND=true
			zmodload -i zsh/complist
			h=()
			if [[ -r ~/.ssh/config ]]; then
				h=($h ''${''${''${(@M)''${(f)"$(cat ~/.ssh/config)"}:#Host *}#Host }:#*[*?]*})
					fi
					if [[ $#h -gt 0 ]]; then
						zstyle ':completion:*:ssh:*' hosts $h
							zstyle ':completion:*:slogin:*' hosts $h
							fi
							unset h
							u=(root ${config.home.username})
							zstyle ':completion:*:ssh:*' users $u
							unset u
							zstyle ':completion:*:*:*:*:*' menu select
							zstyle ':completion:*:cd:*' tag-order local-directories directory-stack path-directories
							zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#) ([0-9a-z-]#)*=01;34=0=01'
							zstyle ':completion:*:*:*:*:processes' command "ps -u $USER -o pid,user,comm -w -w"
							zstyle ':completion:*:complete:pass:*:*' matcher 'r:|[./_-]=** r:|=*' 'l:|=* r:|=*'
							zstyle ':completion:*' list-colors ''${(s.:.)LS_COLORS}
		zstyle ':fzf-tab:complete:cd:*' fzf-preview 'exa -1lb --color=always $realpath'
			${lib.concatStringsSep "\n" (map (opt: "setopt ${opt}") zshOpts)}
		bindkey '^ ' autosuggest-accept
			'';
		shellAliases = lib.mkMerge [
		{
			nixdirfmt = "nixpkgs-fmt $(fd -e nix)";
			dmesg = "dmesg -HP";
			hg = "history 0 | rg";
		}
		(lib.mkIf pkgs.hostPlatform.isLinux {
		 sys = "systemctl";
		 sysu = "systemctl --user";
		 logu = "journalctl --user";
		 log = "journalctl";
		 lg = "log --no-pager | rg";
		 })
		];
		localVariables = {
			ZSH_AUTOSUGGEST_HIGHLIGHT_STYLE = "fg=3,bold";
			ZSH_AUTOSUGGEST_USE_ASYNC = 1;
		};
		plugins = with pkgs.zsh-plugins; (map (plugin: plugin.zshPlugin) [
				tab-title
				vim-mode
				evil-registers
		]);
	};

	home.sessionVariables = {
		XDG_DATA_HOME = "${config.xdg.dataHome}";
	};
}