return { -- LSP Configuration & Plugins
	"neovim/nvim-lspconfig",
	dependencies = {
		-- Automatically install LSPs and related tools to stdpath for neovim
		"williamboman/mason.nvim",
		"williamboman/mason-lspconfig.nvim",
		"WhoIsSethDaniel/mason-tool-installer.nvim",
		"hrsh7th/nvim-cmp",   -- Completion plugin
		"hrsh7th/cmp-nvim-lsp", -- LSP source for nvim-cmp
		"simrat39/rust-tools.nvim",

		-- Useful status updates for LSP.
		-- NOTE: `opts = {}` is the same as calling `require('fidget').setup({})`
		{
			"j-hui/fidget.nvim",
			tag = "v1.4.0",
			opts = {
				progress = {
					display = {
						done_icon = "✓", -- Icon shown when all LSP progress tasks are complete
					},
				},
				notification = {
					window = {
						winblend = 0, -- Background color opacity in the notification window
					},
				},
			},
		},
	},
	config = function()
		vim.api.nvim_create_autocmd("LspAttach", {
			group = vim.api.nvim_create_augroup("lsp-attach", { clear = true }),
			-- Create a function that lets us more easily define mappings specific LSP related items.
			-- It sets the mode, buffer and description for us each time.
			callback = function(event)
				local map = function(keys, func, desc)
					vim.keymap.set("n", keys, func, { buffer = event.buf, desc = "LSP: " .. desc })
				end

				-- check if gl and ge work

				-- Show diagnostics for the line under the cursor
				map("gl", function()
					vim.diagnostic.open_float(nil, { scope = "line" })
				end, "[G]oto [L]ine Diagnostics")

				-- Show diagnostics for the current buffer
				map("ge", require("telescope.builtin").diagnostics, "[G]oto [E]rrors")

				-- Jump to the definition of the word under your cursor.
				--  This is where a variable was first declared, or where a function is defined, etc.
				--  To jump back, press <C-T>.
				map("gd", require("telescope.builtin").lsp_definitions, "[G]oto [D]efinition")

				-- Find references for the word under your cursor.
				map("gr", require("telescope.builtin").lsp_references, "[G]oto [R]eferences")

				-- Jump to the implementation of the word under your cursor.
				--  Useful when your language has ways of declaring types without an actual implementation.
				map("gI", require("telescope.builtin").lsp_implementations, "[G]oto [I]mplementation")

				-- Jump to the type of the word under your cursor.
				--  Useful when you're not sure what type a variable is and you want to see
				--  the definition of its *type*, not where it was *defined*.
				map("<leader>D", require("telescope.builtin").lsp_type_definitions, "Type [D]efinition")

				-- Fuzzy find all the symbols in your current document.
				--  Symbols are things like variables, functions, types, etc.
				map("<leader>ds", require("telescope.builtin").lsp_document_symbols, "[D]ocument [S]ymbols")

				-- Fuzzy find all the symbols in your current workspace
				--  Similar to document symbols, except searches over your whole project.
				map("<leader>ws", require("telescope.builtin").lsp_dynamic_workspace_symbols, "[W]orkspace [S]ymbols")

				-- Rename the variable under your cursor
				--  Most Language Servers support renaming across files, etc.
				map("<leader>rn", vim.lsp.buf.rename, "[R]e[n]ame")

				-- Execute a code action, usually your cursor needs to be on top of an error
				-- or a suggestion from your LSP for this to activate.
				map("<leader>ca", vim.lsp.buf.code_action, "[C]ode [A]ction")

				-- Opens a popup that displays documentation about the word under your cursor
				--  See `:help K` for why this keymap
				map("K", vim.lsp.buf.hover, "Hover Documentation")

				-- WARN: This is not Goto Definition, this is Goto Declaration.
				--  For example, in C this would take you to the header
				map("gD", vim.lsp.buf.declaration, "[G]oto [D]eclaration")

				map("<leader>wa", vim.lsp.buf.add_workspace_folder, "[W]orkspace [A]dd Folder")
				map("<leader>wr", vim.lsp.buf.remove_workspace_folder, "[W]orkspace [R]emove Folder")
				map("<leader>wl", function()
					print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
				end, "[W]orkspace [L]ist Folders")

				-- The following two autocommands are used to highlight references of the
				-- word under your cursor when your cursor rests there for a little while.
				--    See `:help CursorHold` for information about when this is executed
				--
				-- When you move your cursor, the highlights will be cleared (the second autocommand).
				local client = vim.lsp.get_client_by_id(event.data.client_id)
				if client and client.server_capabilities.documentHighlightProvider then
					vim.api.nvim_create_autocmd({ "CursorHold", "CursorHoldI" }, {
						buffer = event.buf,
						callback = vim.lsp.buf.document_highlight,
					})

					vim.api.nvim_create_autocmd({ "CursorMoved", "CursorMovedI" }, {
						buffer = event.buf,
						callback = vim.lsp.buf.clear_references,
					})
				end
			end,
		})

		local capabilities = vim.lsp.protocol.make_client_capabilities()
		capabilities = vim.tbl_deep_extend("force", capabilities, require("cmp_nvim_lsp").default_capabilities())
		local lspconfig = require("lspconfig")

		-- Enable the following language servers
		local servers = {
			html = { filetypes = { "html", "twig", "hbs" } },
			-- ... etc. See `:help lspconfig-all` for a list of all the pre-configured LSPs
			ts_ls = {},
			lua_ls = {
				-- cmd = {...},
				-- filetypes { ...},
				-- capabilities = {},
				settings = {
					Lua = {
						runtime = { version = "LuaJIT" },
						workspace = {
							checkThirdParty = false,
							-- Tells lua_ls where to find all the Lua files that you have loaded
							-- for your neovim configuration.
							library = {
								"${3rd}/luv/library",
								unpack(vim.api.nvim_get_runtime_file("", true)),
							},
							-- If lua_ls is really slow on your computer, you can try this instead:
							-- library = { vim.env.VIMRUNTIME },
						},
						completion = {
							callSnippet = "Replace",
						},
						telemetry = { enable = false },
						diagnostics = { disable = { "missing-fields" } },
					},
				},
			},
			-- dcm = {},
			dockerls = {},
			docker_compose_language_service = {},
			pylsp = {
				settings = {
					pylsp = {
						plugins = {
							pyflakes = { enabled = false },
							pycodestyle = { enabled = false },
							autopep8 = { enabled = false },
							yapf = { enabled = false },
							mccabe = { enabled = false },
							pylsp_mypy = { enabled = false },
							pylsp_black = { enabled = false },
							pylsp_isort = { enabled = false },
						},
					},
				},
			},
			-- basedpyright = {
			--   -- Config options: https://github.com/DetachHead/basedpyright/blob/main/docs/settings.md
			--   settings = {
			--     basedpyright = {
			--       disableOrganizeImports = true, -- Using Ruff's import organizer
			--       disableLanguageServices = false,
			--       analysis = {
			--         ignore = { '*' },                 -- Ignore all files for analysis to exclusively use Ruff for linting
			--         typeCheckingMode = 'off',
			--         diagnosticMode = 'openFilesOnly', -- Only analyze open files
			--         useLibraryCodeForTypes = true,
			--         autoImportCompletions = true,     -- whether pyright offers auto-import completions
			--       },
			--     },
			--   },
			-- },
			clangd = {
				cmd = {
					"clangd",
					"--background-index",
					"--clang-tidy",
					"--header-insertion=iwyu",
					"--completion-style=detailed",
					"--function-arg-placeholders",
					"--fallback-style=llvm",
				},
				filetypes = { "c", "cpp", "objc", "objcpp", "hpp" },
			},
			ruff = {
				-- Notes on code actions: https://github.com/astral-sh/ruff-lsp/issues/119#issuecomment-1595628355
				-- Get isort like behavior: https://github.com/astral-sh/ruff/issues/8926#issuecomment-1834048218
				commands = {
					RuffAutofix = {
						function()
							vim.lsp.buf.execute_command({
								command = "ruff.applyAutofix",
								arguments = {
									{ uri = vim.uri_from_bufnr(0) },
								},
							})
						end,
						description = "Ruff: Fix all auto-fixable problems",
					},
					RuffOrganizeImports = {
						function()
							vim.lsp.buf.execute_command({
								command = "ruff.applyOrganizeImports",
								arguments = {
									{ uri = vim.uri_from_bufnr(0) },
								},
							})
						end,
						description = "Ruff: Format imports",
					},
				},
			},
			rust_analyzer = {
				["rust-analyzer"] = {
					cargo = {
						features = "all",
					},
					checkOnSave = true,
					check = {
						command = "clippy",
					},
				},
			},
			tailwindcss = {},
			jsonls = {},
			sqlls = {},
			terraformls = {},
			yamlls = {},
			bashls = {},
			graphql = {},
			cssls = {},
			ltex = {
				language = "de-DE",
			},
			texlab = {},
			-- Java Language Server configuration
			jdtls = {},
		}

		-- Ensure the servers and tools above are installed
		require("mason").setup()

		-- You can add other tools here that you want Mason to install
		-- for you, so that they are available from within Neovim.
		local ensure_installed = vim.tbl_keys(servers or {})
		vim.list_extend(ensure_installed, {
			"stylua", -- Used to format lua code
		})
		require("mason-tool-installer").setup({ ensure_installed = ensure_installed })

		require("mason-lspconfig").setup({
			handlers = {
				function(server_name)
					local server = servers[server_name] or {}
					-- This handles overriding only values explicitly passed
					-- by the server configuration above. Useful when disabling
					-- certain features of an LSP (for example, turning off formatting for tsserver)
					server.capabilities = vim.tbl_deep_extend("force", {}, capabilities, server.capabilities or {})
					require("lspconfig")[server_name].setup(server)
				end,
			},
		})

		local rt = require("rust-tools")

		rt.setup({
			server = {
				on_attach = function(_, bufnr)
					-- Hover actions
					vim.keymap.set("n", "<C-space>", rt.hover_actions.hover_actions, { buffer = bufnr })
					-- Code action groups
					vim.keymap.set("n", "<Leader>a", rt.code_action_group.code_action_group, { buffer = bufnr })
				end,
			},
		})
	end,
}
