lux/modules/capabilities/neovim/lua-config/lua/plugins/lsp.lua

require("lz.n").load({
  { "nvim-navic" },
  { "SchemaStore.nvim" },
  {
    "lazydev.nvim",
    ft = "lua",
    after = function()
      require("lazydev").setup({
        library = {
          { words = { "nix%-info", "settings" }, path = "nix-info" },
        },
      })
    end,
  },
  {
    "nvim-lspconfig",
    event = { "BufReadPre", "BufNewFile" },
    after = function()
      local highlight_group = vim.api.nvim_create_augroup("lux-lsp-highlight", { clear = true })

      vim.api.nvim_create_autocmd("LspAttach", {
        group = vim.api.nvim_create_augroup("lux-lsp-attach", { clear = true }),
        callback = function(args)
          local client = assert(vim.lsp.get_client_by_id(args.data.client_id))
          local bufnr = args.buf
          local map = function(mode, lhs, rhs, desc)
            vim.keymap.set(mode, lhs, rhs, { buffer = bufnr, desc = desc })
          end

          map("n", "gd", function()
            require("telescope.builtin").lsp_definitions()
          end, "Go to definition")
          map("n", "gD", vim.lsp.buf.declaration, "Go to declaration")
          map("n", "gr", function()
            require("telescope.builtin").lsp_references()
          end, "Find references")
          map("n", "gI", function()
            require("telescope.builtin").lsp_implementations()
          end, "Go to implementation")
          map("n", "gy", function()
            require("telescope.builtin").lsp_type_definitions()
          end, "Go to type definition")
          map("n", "K", vim.lsp.buf.hover, "Show hover documentation")
          map({ "n", "x" }, "<leader>ca", vim.lsp.buf.code_action, "Apply code action")
          map("n", "<leader>cr", vim.lsp.buf.rename, "Rename symbol")

          if client:supports_method("textDocument/documentSymbol", bufnr) then
            map("n", "gO", function()
              require("telescope.builtin").lsp_document_symbols()
            end, "Find document symbols")
            require("nvim-navic").attach(client, bufnr)
          end

          if client:supports_method("textDocument/documentHighlight", bufnr) then
            local autocmds = vim.api.nvim_get_autocmds({ group = highlight_group, buffer = bufnr })
            if #autocmds == 0 then
              vim.api.nvim_create_autocmd({ "CursorHold", "CursorHoldI" }, {
                group = highlight_group,
                buffer = bufnr,
                callback = vim.lsp.buf.document_highlight,
              })
              vim.api.nvim_create_autocmd({ "CursorMoved", "CursorMovedI" }, {
                group = highlight_group,
                buffer = bufnr,
                callback = vim.lsp.buf.clear_references,
              })
            end
          end

          if client:supports_method("textDocument/inlayHint", bufnr) then
            vim.lsp.inlay_hint.enable(true, { bufnr = bufnr })
            map("n", "<leader>uh", function()
              vim.lsp.inlay_hint.enable(not vim.lsp.inlay_hint.is_enabled({ bufnr = bufnr }), { bufnr = bufnr })
            end, "Toggle inlay hints")
          end

          if client.name == "tinymist" then
            vim.api.nvim_buf_create_user_command(bufnr, "TinymistPreview", function()
              client:exec_cmd({ command = "tinymist.startDefaultPreview" }, { bufnr = bufnr })
            end, { desc = "Start Tinymist preview", force = true })
          end
        end,
      })

      vim.api.nvim_create_autocmd("LspDetach", {
        group = vim.api.nvim_create_augroup("lux-lsp-detach", { clear = true }),
        callback = function(args)
          local supports_highlights = vim
            .iter(vim.lsp.get_clients({
              bufnr = args.buf,
              method = "textDocument/documentHighlight",
            }))
            :any(function(client)
              return client.id ~= args.data.client_id
            end)

          if not supports_highlights then
            vim.lsp.buf.clear_references()
            vim.api.nvim_clear_autocmds({ group = highlight_group, buffer = args.buf })
          end
        end,
      })

      vim.lsp.config("lua_ls", {
        settings = {
          Lua = {
            runtime = { version = "LuaJIT" },
            signatureHelp = { enabled = true },
            diagnostics = { globals = { "vim" } },
            telemetry = { enabled = false },
            completion = { callSnippet = "Replace" },
          },
        },
      })

      local settings = require("nix-info").settings
      vim.lsp.config("nixd", {
        settings = {
          nixd = {
            nixpkgs = { expr = settings.nixdExtras.nixpkgs },
            options = {
              nixos = { expr = settings.nixdExtras.nixos_options },
              ["home-manager"] = { expr = settings.nixdExtras.home_manager_options },
            },
          },
        },
      })

      vim.lsp.config("jsonls", {
        settings = {
          json = {
            schemas = require("schemastore").json.schemas(),
            validate = { enable = true },
            format = { enable = false },
          },
        },
      })

      vim.lsp.config("yamlls", {
        settings = {
          yaml = {
            schemas = require("schemastore").yaml.schemas(),
            schemaStore = { enable = false, url = "" },
            format = { enable = false },
          },
        },
      })

      vim.lsp.config("vtsls", {
        settings = {
          vtsls = { autoUseWorkspaceTsdk = true },
        },
      })

      vim.lsp.enable({
        "lua_ls",
        "nixd",
        "jsonls",
        "yamlls",
        "vtsls",
        "cssls",
        "html",
        "emmet_language_server",
        "oxlint",
        "tailwindcss",
        "rust_analyzer",
        "ty",
        "ruff",
        "astro",
        "svelte",
        "tinymist",
      })
    end,
  },
})