feat: nixvim refactor

modules/home-manager/programs/nixvim/presets/base/diagnostics.nix

@@ -0,0 +1,99 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
+let
+  cfg = config.presets.base.diagnostics;
+in
+{
+  options.presets.base.diagnostics = {
+    enable = lib.mkEnableOption "diagnostics";
+  };
+
+  config = lib.mkIf cfg.enable {
+    extraConfigLua = ''
+      require("actions-preview").setup({})
+
+      local signs = {
+      	{ name = "DiagnosticSignError", text = "" },
+      	{ name = "DiagnosticSignWarn", text = "" },
+      	{ name = "DiagnosticSignHint", text = "󰌵" },
+      	{ name = "DiagnosticSignInfo", text = "" },
+      }
+
+      for _, sign in ipairs(signs) do
+      	vim.fn.sign_define(sign.name, { texthl = sign.name, text = sign.text, numhl = "" })
+      end
+
+      vim.diagnostic.config({
+      	virtual_text = true,
+      	signs = true,
+      	underline = true,
+      	update_in_insert = true,
+      	severity_sort = false,
+      })
+      vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(vim.lsp.handlers.hover, { border = "rounded" })
+    '';
+    keymaps = [
+      {
+        key = "<leader>sa";
+        mode = "n";
+        options.silent = true;
+        lua = true;
+        action = "require('actions-preview').code_actions";
+      }
+      {
+        key = "<leader>sx";
+        mode = "n";
+        options.silent = true;
+        lua = true;
+        action = "vim.lsp.buf.format";
+      }
+      {
+        key = "<leader>sR";
+        mode = "n";
+        options.silent = true;
+        action = "<cmd>:LspRestart<CR>";
+      }
+      {
+        key = "<leader>sn";
+        mode = "n";
+        options.silent = true;
+        action = "vim.lsp.buf.hover";
+        lua = true;
+      }
+    ];
+    plugins = {
+      lsp.enable = true;
+      telescope = {
+        enable = true;
+        keymaps = {
+          "<leader>sr" = "lsp_references";
+          "<leader>sd" = "lsp_definitions";
+          "<leader>si" = "lsp_implementations";
+          "<leader>ss" = "lsp_document_symbols";
+          "<leader>sw" = "lsp_workspace_symbols";
+          "<leader>st" = "lsp_type_definitions";
+          "<leader>sh" = "diagnostics";
+        };
+      };
+      which-key.registrations."<leader>s" = {
+        name = "LSP";
+        n = "Hover";
+        r = "References";
+        R = "Restart LSP";
+        d = "Definitions";
+        i = "Implementations";
+        s = "Document Symbols";
+        w = "Workspace Symbols";
+        t = "Type Definitions";
+        h = "Diagnostics";
+        a = "Code Actions";
+        x = "LSP Format";
+      };
+    };
+    extraPlugins = [ pkgs.vimPlugins.actions-preview-nvim ];
+  };
+}