nix-config/modules/neovim/picker.nix

{ ... }:
{
  flake.modules.homeManager.neovim-picker = { pkgs, ... }: {
    programs.nixvim = {
      plugins.oil = {
        enable = true;
        settings = {
          keymaps = {
            "q" = "actions.close";
          };
          columns = [
            "icon"
            "permissions"
            "size"
            "mtime"
          ];
        };
      };

      extraPlugins = [ pkgs.vimPlugins.snacks-nvim ];
      extraConfigLua = /* lua */ ''
        local Snacks = require("snacks");
        local filter_lsp_definitions = function(item)
          if item.file:match("/react/ts5.0/") or item.file:match("react.d.ts") then
            return false
          end
          return true
        end

        Snacks.setup({
          bigfile = { enabled = true },
          bufdelete = { enabled = true },
          git = { enabled = true },
          indent = { enabled = true },
          input = { enabled = true },
          notifier = { enabled = true },
          picker = {
            enabled = true,
            prompt = "λ ",
            layout = { preset = "ivy" },
          },
          statuscolumn = { enabled = true },
        })
      '';

      keymaps = [
        # Git
        {
          key = "<leader>gb";
          action.__raw = "function() Snacks.git.blame_line() end";
          options.desc = "Show git blame for current line";
        }
        # Picker
        {
          key = "<leader>.";
          action.__raw = "function() Snacks.picker.files({ hidden = true }) end";
          options.desc = "Files";
        }
        {
          key = "<leader><leader>";
          action.__raw = "function() Snacks.picker.git_files() end";
          options.desc = "Git files";
        }
        # Find
        {
          key = "<leader>fr";
          action.__raw = "function() Snacks.picker.recent() end";
          options.desc = "Recent";
        }
        {
          key = "<leader>fp";
          action.__raw = "function() Snacks.picker.projects() end";
          options.desc = "Projects";
        }
        {
          key = "<leader>bb";
          action.__raw = "function() Snacks.picker.buffers() end";
          options.desc = "List buffers";
        }
        {
          key = "<leader>bd";
          action.__raw = "function() Snacks.bufdelete() end";
          options.desc = "Delete buffer";
        }
        {
          key = "<leader>bD";
          action.__raw = "function() Snacks.bufdelete.all() end";
          options.desc = "Delete all buffers";
        }
        {
          key = "<leader>bo";
          action.__raw = "function() Snacks.bufdelete.other() end";
          options.desc = "Delete other buffers";
        }
        # Search
        {
          key = "<leader>ss";
          action.__raw = "function() Snacks.picker.grep() end";
          options.desc = "Grep";
        }
        {
          mode = [
            "n"
            "x"
          ];
          key = "<leader>sw";
          action.__raw = "function() Snacks.picker.grep_word() end";
          options.desc = "Visual selection or word";
        }
        {
          key = "<leader>su";
          action.__raw = "function() Snacks.picker.undo() end";
          options.desc = "Undo History";
        }
        # Diagnostics
        {
          key = "<leader>td";
          action.__raw = "function() Snacks.picker.diagnostics_buffer() end";
          options.desc = "Buffer Diagnostics";
        }
        {
          key = "<leader>ta";
          action.__raw = "function() Snacks.picker.diagnostics() end";
          options.desc = "Diagnostics";
        }
        # LSP
        {
          key = "gd";
          action.__raw = "function() Snacks.picker.lsp_definitions({ filter = { filter = filter_lsp_definitions } }) end";
          options.desc = "Goto Definition";
        }
        {
          key = "gD";
          action.__raw = "function() Snacks.picker.lsp_declarations() end";
          options.desc = "Goto Declaration";
        }
        {
          key = "grr";
          action.__raw = "function() Snacks.picker.lsp_references() end";
          options = {
            desc = "References";
            nowait = true;
          };
        }
        {
          key = "gI";
          action.__raw = "function() Snacks.picker.lsp_implementations() end";
          options.desc = "Goto Implementation";
        }
        {
          key = "gy";
          action.__raw = "function() Snacks.picker.lsp_type_definitions() end";
          options.desc = "Goto T[y]pe Definition";
        }
        # Notifications and highlights
        {
          key = "<leader>on";
          action.__raw = "function() Snacks.notifier.show_history() end";
          options.desc = "Open notification history";
        }
        {
          key = "<leader>oh";
          action.__raw = "function() Snacks.picker.highlights() end";
          options.desc = "List highlights";
        }
        {
          key = "<leader>n";
          action = "<cmd>Oil<cr>";
          options.desc = "Opens file explorer";
        }
      ];
    };
  };
}