{ config, lib, pkgs, ... }:
let
  cfg = config.programs.wow-addon-manager;
in {

  options.programs.wow-addon-manager = {
    enable = mkOption {
      default = false;
      description = lib.mdDoc ''
        Whether to enable wow-addon-manager.
      '';
      type = types.bool;
    };
    startAt = mkOption {
      type = with types; either str (listOf str);
      default = "*:0/15";
      example = "*:0/15";
      description = lib.mdDoc ''
        The time(s) to run wow-addon-manager updates.
        Specified in systemd's time format; see
        {manpage}`systemd.time(7)`.
      '';
    };
    user = mkOption {
      type = types.str;
      default = "dominik";
      description = lib.mdDoc "User to run wow-addon-manager.";
    };
    addonList = mkOption {
      type = with types; nullOr lines;
      default = null;
      description = lib.mdDoc ''
        WoW Retail addons to load
      '';
      example = literalExpression ''
        https://wowinterface.com/downloads/info15636-tullaRange.html
        https://addon.theunderminejournal.com/TheUndermineJournal.zip
        https://github.com/TekNoLogic/VendorBait.git
        https://github.com/ColbyWanShinobi/gsReloadUI.git
        https://github.com/ColbyWanShinobi/gsNoGryphons.git
        https://github.com/ColbyWanShinobi/gsQuestSounds.git
        http://wowinterface.com/downloads/info12995-NPCScan.html
        https://wowinterface.com/downloads/info5108-Clique.html
        https://wowinterface.com/downloads/info20804-Grail.html
        https://wowinterface.com/downloads/info7032-TomTom.html
        https://wowinterface.com/downloads/info24910-WeakAuras2.html
        https://wowinterface.com/downloads/info7296-Pawn.html
        https://wowinterface.com/downloads/info20805-Wholly.html
        https://wowinterface.com/downloads/info24802-ChampionCommander.html
        https://www.wowinterface.com/downloads/info25313-Dejunk.html
        https://www.wowinterface.com/downloads/info10089-ItemID.html
        https://www.wowinterface.com/downloads/info24508-ImprovedNameplates.html
      '';
    };
    classicAddonList = mkOption {
      type = with types; nullOr lines;
      default = null;
      description = lib.mdDoc ''
        WoW Retail addons to load
      '';
      example = literalExpression ''
        https://github.com/RagedUnicorn/wow-vanilla-gearmenu.git
        https://wowinterface.com/downloads/info15636-tullaRange.html
        https://www.curseforge.com/wow/addons/bagsync/download
        https://www.curseforge.com/wow/addons/quest_completist/download
        http://www.curseforge.com/wow/addons/mmz/download
        http://www.curseforge.com/wow/addons/clique/download
        http://www.curseforge.com/wow/addons/grail/download
        http://www.curseforge.com/wow/addons/tomtom/download
        https://github.com/TekNoLogic/VendorBait.git
        https://github.com/ColbyWanShinobi/gsReloadUI.git
        https://github.com/ColbyWanShinobi/gsNoGryphons.git
        https://github.com/ColbyWanShinobi/gsQuestSounds.git
        https://www.curseforge.com/wow/addons/tradeskill-master/download
        https://www.curseforge.com/wow/addons/monkey-speed/download
        https://www.curseforge.com/wow/addons/cursortrail/download
        http://wowinterface.com/downloads/info12995-NPCScan.html
        https://www.curseforge.com/wow/addons/advancedinterfaceoptions/download
        https://www.curseforge.com/wow/addons/weaponswingtimer/download
        https://www.curseforge.com/wow/addons/azeroth-auto-pilot-classic/download
        https://www.curseforge.com/wow/addons/details/download
        https://www.curseforge.com/wow/addons/big-wigs/download
        https://www.curseforge.com/wow/addons/bartender4/download
        https://www.curseforge.com/wow/addons/little-wigs/download
        https://www.curseforge.com/wow/addons/omni-cc/download
        https://www.curseforge.com/wow/addons/questie/download
        https://www.curseforge.com/wow/addons/atlaslootclassic/download
        https://www.curseforge.com/wow/addons/mapster/download
        https://www.curseforge.com/wow/addons/vendor-price/download
        https://www.curseforge.com/wow/addons/leatrix-plus-classic/download
        https://www.curseforge.com/wow/addons/inventorian/download
        https://www.curseforge.com/wow/addons/bagnon/download
        https://www.wowinterface.com/downloads/info25006-ClassicAuraDurations.html
        https://www.wowinterface.com/downloads/info24958-AuctionatorClassicquickfix.html
        https://www.wowinterface.com/downloads/info25036-DruidBarClassic.html
        https://www.curseforge.com/wow/addons/outfitter/download
        https://wowinterface.com/downloads/info24944-WeakAuras2Classic.html
      '';
    };
  };

  config = {
    systemd.services."wow-addon-manager" = {
      startAt = cfg.startAt;
      script = ''
        set -eu
        ${pkgs.wow-addon-manager}/bin/wow-addon-manager
        ${pkgs.wow-addon-manager}/bin/wow-addon-manager classic
      '';
      serviceConfig = {
        Type = "oneshot";
        User = cfg.user;
      };
    };
    environment.etc = {
      "wow-addon-manager/addon.list".text = cfg.addonList;
      "wow-addon-manager/addon.classic.list".text = cfg.classicAddonList;
    };
  };
}