neovim-flake/modules/utility/gestures/gesture-nvim/config.nix

{
  pkgs,
  config,
  lib,
  ...
}:
with lib;
with builtins; let
  cfg = config.vim.gestures.gesture-nvim;
in {
  config = mkIf cfg.enable {
    vim.startPlugins = ["gesture-nvim"];

    vim.luaConfigRC.gesture-nvim = nvim.dag.entryAnywhere ''
      vim.opt.mouse = "a"

      vim.keymap.set("n", "<LeftDrag>", [[<Cmd>lua require("gesture").draw()<CR>]], { silent = true })
      vim.keymap.set("n", "<LeftRelease>", [[<Cmd>lua require("gesture").finish()<CR>]], { silent = true })

      -- or if you would like to use right click
      -- vim.keymap.set("n", "<RightMouse>", [[<Nop>]])
      -- vim.keymap.set("n", "<RightDrag>", [[<Cmd>lua require("gesture").draw()<CR>]], { silent = true })
      -- vim.keymap.set("n", "<RightRelease>", [[<Cmd>lua require("gesture").finish()<CR>]], { silent = true })

      local gesture = require("gesture")
      gesture.register({
        name = "scroll to bottom",
        inputs = { gesture.up(), gesture.down() },
        action = "normal! G",
      })
      gesture.register({
        name = "next tab",
        inputs = { gesture.right() },
        action = "tabnext",
      })
      gesture.register({
        name = "previous tab",
        inputs = { gesture.left() },
        action = function(ctx) -- also can use callable
          vim.cmd.tabprevious()
        end,
      })
      gesture.register({
        name = "go back",
        inputs = { gesture.right(), gesture.left() },
        -- map to `<C-o>` keycode
        action = [[lua vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes("<C-o>", true, false, true), "n", true)]],
      })
    '';
  };
}