my demo first config lua

current_config/lua/alpha/lsp/init.lua

@@ -0,0 +1,65 @@
+return {
+  setup = function(ops)
+    ops = vim.tbl_deep_extend("force", require "alpha.lsp.default", ops)
+
+    local lspconfig = require "lspconfig"
+
+    local mason_servers = {}
+    for server, options in pairs(ops.servers) do
+      if options.enable == true then
+        local ok, definition = pcall(require, "alpha.lsp.servers." .. server)
+        local server_options
+        if not ok then
+          server_options = ops.default_options(options)
+        else
+          server_options = definition(options)
+        end
+        lspconfig[server].setup(server_options)
+        table.insert(mason_servers, server)
+      end
+    end
+
+    -- Mason
+    if ops.mason.enable then
+      local mason_ops = {}
+      if ops.mason.auto_install == true then
+        mason_ops.ensure_installed = mason_servers
+      end
+      local mason_lspconfig = require "mason-lspconfig"
+      mason_lspconfig.setup(mason_ops)
+    end
+
+    -- TODO: implement null ls with options
+    require "alpha.lsp.null-ls"
+
+    local servers = {}
+    for server, options in pairs(ops.servers) do
+      table.insert(servers, string.format("%s <%s>", server, options.enable))
+    end
+
+    -- TODO: create an auto command that on write of the configuration, calls again the setup and restart the server if it's up.
+    -- can get the client by name of the file
+
+    vim.api.nvim_create_user_command("AlphaLSP", function()
+      vim.ui.select(servers, { prompt = "LSP Servers" }, function(server)
+        if server == nil then
+          return
+        end
+
+        server = string.match(server, "^(.+) <")
+        local path = string.format("%s/lua/alpha/lsp/servers/%s.lua", vim.fn.stdpath "config", server)
+        if vim.fn.filereadable(path) == 0 then
+          local create = vim.fn.confirm("Server Does Not exist. Create new server?", "&Yes\n&No\n&Cancel")
+          if create ~= 1 then
+            return
+          end
+        end
+
+        local uri = vim.uri_from_fname(path)
+        local buffer = vim.uri_to_bufnr(uri)
+
+        vim.api.nvim_win_set_buf(0, buffer)
+      end)
+    end, {})
+  end,
+}