java.lua

return {
	{
		"mfussenegger/nvim-jdtls",
		ft = { "java" },
		config = function()
			local on_attach = function(client, bufnr)
				local function buf_set_keymap(...)
					vim.api.nvim_buf_set_keymap(bufnr, ...)
				end
				local function buf_set_option(...)
					vim.api.nvim_buf_set_option(bufnr, ...)
				end

				buf_set_option("omnifunc", "v:lua.vim.lsp.omnifunc")
				local opts = { noremap = true, silent = true }

				buf_set_keymap("n", "gD", "<cmd>Telescope lsp_type_definitions<CR>", opts)
				buf_set_keymap("n", "gd", "<cmd>Telescope lsp_definitions<CR>", opts)
				buf_set_keymap("n", "K", "<cmd>lua vim.lsp.buf.hover()<CR>", opts)
				buf_set_keymap("n", "gh", "<cmd>lua vim.lsp.buf.signature_help()<CR>", opts)
				buf_set_keymap("n", "gi", "<cmd>Telescope lsp_implementations<CR>", opts)
				buf_set_keymap("n", "gr", "<cmd>Telescope lsp_references<CR>", opts)
				buf_set_keymap("n", "[d", "<cmd>lua vim.diagnostic.goto_prev()<CR>", opts)
				buf_set_keymap("n", "]d", "<cmd>lua vim.diagnostic.goto_next()<CR>", opts)
				buf_set_keymap("n", "<leader>ll", "<cmd>lua vim.lsp.codelens.run()<cr>", opts)
				buf_set_keymap("n", "<leader>lR", "<cmd>lua vim.lsp.buf.rename()<cr>", opts)
				client.server_capabilities.document_formatting = true
			end
			local capabilities = require("cmp_nvim_lsp").default_capabilities()
			local project_name = vim.fn.fnamemodify(vim.fn.getcwd(), ":p:h:t")
			local config = {
				-- The command that starts the language server
				-- See: https://github.com/eclipse/eclipse.jdt.ls#running-from-the-command-line
				cmd = {

					-- 💀
					"java", -- or '/path/to/java17_or_newer/bin/java'
					-- depends on if `java` is in your $PATH env variable and if it points to the right version.

					"-Declipse.application=org.eclipse.jdt.ls.core.id1",
					"-Dosgi.bundles.defaultStartLevel=4",
					"-Declipse.product=org.eclipse.jdt.ls.core.product",
					"-Dlog.protocol=true",
					"-Dlog.level=ALL",
					"-Xmx1g",
					"--add-modules=ALL-SYSTEM",
					"--add-opens",
					"java.base/java.util=ALL-UNNAMED",
					"--add-opens",
					"java.base/java.lang=ALL-UNNAMED",

					-- 💀
					"-jar",
					vim.fn.expand(
						"~/.local/share/nvim/mason/packages/jdtls/plugins/org.eclipse.equinox.launcher_1.6.800.v20240330-1250.jar"
					),
					-- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                       ^^^^^^^^^^^^^^
					-- Must point to the                                                     Change this to
					-- eclipse.jdt.ls installation                                           the actual version

					-- 💀
					"-configuration",
					vim.fn.expand("~/.local/share/nvim/mason/packages/jdtls/config_mac"),
					-- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^        ^^^^^^
					-- Must point to the                      Change to one of `linux`, `win` or `mac`
					-- eclipse.jdt.ls installation            Depending on your system.

					-- 💀
					-- See `data directory configuration` section in the README
					"-data",
					vim.fn.expand("~/.cache/jdtls/workspace") .. project_name,
				},

				-- 💀
				-- This is the default if not provided, you can remove it. Or adjust as needed.
				-- One dedicated LSP server & client will be started per unique root_dir
				root_dir = require("jdtls.setup").find_root({ ".git", "mvnw", "gradlew" }),

				-- Here you can configure eclipse.jdt.ls specific settings
				-- See https://github.com/eclipse/eclipse.jdt.ls/wiki/Running-the-JAVA-LS-server-from-the-command-line#initialize-request
				-- for a list of options
				settings = {
					java = {},
				},

				-- Language server `initializationOptions`
				-- You need to extend the `bundles` with paths to jar files
				-- if you want to use additional eclipse.jdt.ls plugins.
				--
				-- See https://github.com/mfussenegger/nvim-jdtls#java-debug-installation
				--
				-- If you don't plan on using the debugger or other eclipse.jdt.ls plugins you can remove this
				init_options = {
					bundles = {},
				},
				capabilities = capabilities,
        on_attach = on_attach,
			}
			-- This starts a new client & server,
			-- or attaches to an existing client & server depending on the `root_dir`.
			require("jdtls").start_or_attach(config)
		end,
	},
}