{lib, ...}:
lib.fix (self: let
  escPlus = key: ''\e\[${key}'';
in {
  "operator" = import ./operator.nix {inherit self;};
  "insert" = import ./insert.nix {inherit self escPlus;};
  "default" = import ./default_mode.nix {inherit self escPlus;};
  "visual" = import ./visual.nix {inherit self escPlus;};

  "T" = {
    "" = {
      cmd = self.t."".cmd;
    };
  };
  "f" = {
    "" = {
      cmd = self.F."".cmd;
    };
  };
  "F" = {
    "" = {
      cmd = [
        "get-key"
        "fish_vi_exec_motion commandline --backward-jump=$fish_key"
        "set -eg fish_key"
      ];
    };
  };
  "t" = {
    "" = {
      cmd = [
        "get-key"
        "fish_vi_exec_motion commandline --forward-jump-till=$fish_key"
        "set -eg fish_key"
      ];
    };
  };

  "replace" = {
    "#" = {
      cmd = "__fish_toggle_comment_commandline";
    };
    "ctrl-m" = {
      cmd = ["execute" "repaint-mode"];
      sets_mode_to = "insert";
    };
    "shift-backspace" = {
      cmd = "backward-char";
    };
    "enter" = {
      cmd = ["execute" "repaint-mode"];
      sets_mode_to = "insert";
    };
    "" = {
      cmd = ["delete-char" "self-insert"];
    };
    "backspace" = {
      cmd = "backward-char";
    };
    "ctrl-j" = {
      cmd = ["execute" "repaint-mode"];
      sets_mode_to = "insert";
    };
    "ctrl-\\[" = self.replace.escape;
    "escape" = {
      cmd = ["cancel" "repaint-mode"];
      sets_mode_to = "default";
    };
  };
  "replace_one" = {
    "" = {
      cmd = [
        "set -g fish_cursor_end_mode exclusive"
        "delete-char"
        "self-insert"
        "backward-char"
        "repaint-mode"
        "set -g fish_cursor_end_mode inclusive"
      ];
      sets_mode_to = "default";
    };
    "enter" = {
      cmd = [
        "set -g fish_cursor_end_mode exclusive"
        ''commandline -f delete-char; commandline -i \n; commandline -f backward-char''
        "repaint-mode"
        "set -g fish_cursor_end_mode inclusive"
      ];
      sets_mode_to = "default";
    };
    "ctrl-j" = self.replace_one.enter;
    "ctrl-m" = self.replace_one.enter;
    "ctrl-\\[" = self.replace_one.escape;
    "escape" = {
      cmd = ["cancel" "repaint-mode"];
      sets_mode_to = "default";
    };
  };
})