convert tailwind module

modules/plugins/languages/tailwind.nix

@@ -7,26 +7,142 @@
   inherit (builtins) attrNames;
   inherit (lib.options) mkEnableOption mkOption;
   inherit (lib.modules) mkIf mkMerge;
-  inherit (lib.lists) isList;
-  inherit (lib.types) enum either listOf package str;
-  inherit (lib.nvim.lua) expToLua;
+  inherit (lib.meta) getExe;
+  inherit (lib.types) enum listOf;
+  inherit (lib.nvim.attrsets) mapListToAttrs;
+  inherit (lib.generators) mkLuaInline;
 
   cfg = config.vim.languages.tailwind;
 
-  defaultServer = "tailwindcss-language-server";
+  defaultServers = ["tailwindcss"];
   servers = {
-    tailwindcss-language-server = {
-      package = pkgs.tailwindcss-language-server;
-      lspConfig = ''
-        lspconfig.tailwindcss.setup {
-          capabilities = capabilities;
-          on_attach = default_on_attach;
-          cmd = ${
-          if isList cfg.lsp.package
-          then expToLua cfg.lsp.package
-          else ''{"${cfg.lsp.package}/bin/tailwindcss-language-server", "--stdio"}''
-        }
-        }
+    tailwindcss = {
+      enable = true;
+      cmd = [(getExe pkgs.tailwindcss-language-server) "--stdio"];
+      filetypes = [
+        # html
+        "aspnetcorerazor"
+        "astro"
+        "astro-markdown"
+        "blade"
+        "clojure"
+        "django-html"
+        "htmldjango"
+        "edge"
+        "eelixir"
+        "elixir"
+        "ejs"
+        "erb"
+        "eruby"
+        "gohtml"
+        "gohtmltmpl"
+        "haml"
+        "handlebars"
+        "hbs"
+        "html"
+        "htmlangular"
+        "html-eex"
+        "heex"
+        "jade"
+        "leaf"
+        "liquid"
+        "markdown"
+        "mdx"
+        "mustache"
+        "njk"
+        "nunjucks"
+        "php"
+        "razor"
+        "slim"
+        "twig"
+        # css
+        "css"
+        "less"
+        "postcss"
+        "sass"
+        "scss"
+        "stylus"
+        "sugarss"
+        # js
+        "javascript"
+        "javascriptreact"
+        "reason"
+        "rescript"
+        "typescript"
+        "typescriptreact"
+        # mixed
+        "vue"
+        "svelte"
+        "templ"
+      ];
+      settings = {
+        tailwindCSS = {
+          validate = true;
+          lint = {
+            cssConflict = "warning";
+            invalidApply = "error";
+            invalidScreen = "error";
+            invalidVariant = "error";
+            invalidConfigPath = "error";
+            invalidTailwindDirective = "error";
+            recommendedVariantOrder = "warning";
+          };
+          classAttributes = [
+            "class"
+            "className"
+            "class:list"
+            "classList"
+            "ngClass"
+          ];
+          includeLanguages = {
+            eelixir = "html-eex";
+            elixir = "phoenix-heex";
+            eruby = "erb";
+            heex = "phoenix-heex";
+            htmlangular = "html";
+            templ = "html";
+          };
+        };
+      };
+      before_init = mkLuaInline ''
+        function(_, config)
+          if not config.settings then
+            config.settings = {}
+          end
+          if not config.settings.editor then
+            config.settings.editor = {}
+          end
+          if not config.settings.editor.tabSize then
+            config.settings.editor.tabSize = vim.lsp.util.get_effective_tabstop()
+          end
+        end
+      '';
+      workspace_required = true;
+      root_dir = mkLuaInline ''
+        function(bufnr, on_dir)
+          local util = require 'lspconfig.util'
+          local root_files = {
+            -- Generic
+            'tailwind.config.js',
+            'tailwind.config.cjs',
+            'tailwind.config.mjs',
+            'tailwind.config.ts',
+            'postcss.config.js',
+            'postcss.config.cjs',
+            'postcss.config.mjs',
+            'postcss.config.ts',
+            -- Django
+            'theme/static_src/tailwind.config.js',
+            'theme/static_src/tailwind.config.cjs',
+            'theme/static_src/tailwind.config.mjs',
+            'theme/static_src/tailwind.config.ts',
+            'theme/static_src/postcss.config.js',
+          }
+          local fname = vim.api.nvim_buf_get_name(bufnr)
+          root_files = util.insert_package_json(root_files, 'tailwindcss', fname)
+          root_files = util.root_markers_with_field(root_files, { 'mix.lock', 'Gemfile.lock' }, 'tailwind', fname)
+          on_dir(vim.fs.dirname(vim.fs.find(root_files, { path = fname, upward = true })[1]))
+        end
       '';
     };
   };
@@ -37,25 +153,22 @@ in {
     lsp = {
       enable = mkEnableOption "Tailwindcss LSP support" // {default = config.vim.lsp.enable;};
 
-      server = mkOption {
+      servers = mkOption {
         description = "Tailwindcss LSP server to use";
-        type = enum (attrNames servers);
-        default = defaultServer;
-      };
-
-      package = mkOption {
-        description = "Tailwindcss LSP server package, or the command to run as a list of strings";
-        example = ''[lib.getExe pkgs.jdt-language-server " - data " " ~/.cache/jdtls/workspace "]'';
-        type = either package (listOf str);
-        default = servers.${cfg.lsp.server}.package;
+        type = listOf (enum (attrNames servers));
+        default = defaultServers;
       };
     };
   };
 
   config = mkIf cfg.enable (mkMerge [
     (mkIf cfg.lsp.enable {
-      vim.lsp.lspconfig.enable = true;
-      vim.lsp.lspconfig.sources.tailwindcss-lsp = servers.${cfg.lsp.server}.lspConfig;
+      vim.lsp.servers =
+        mapListToAttrs (n: {
+          name = n;
+          value = servers.${n};
+        })
+        cfg.lsp.servers;
     })
   ]);
 }