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path: root/.config/nvim/lua/user/plugins/lspconfig.lua
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local on_attach = function(client, bufnr)
    local keymap = function(mode, keys, func, opts)
        opts.buffer = bufnr
        vim.keymap.set(mode, keys, func, opts)
    end

    keymap('n', 'gd', vim.lsp.buf.definition, { desc = 'Go to definition' })
    keymap('n', 'gD', vim.lsp.buf.declaration, { desc = 'Go to declaration' })
    keymap('n', 'gI', vim.lsp.buf.implementation, { desc = 'Go to implementation' })
    keymap('n', 'gy', vim.lsp.buf.type_definition, { desc = 'Go to type definition' })
    keymap('n', 'gr', vim.lsp.buf.references, { desc = 'List references' })

    keymap('n', '<leader>ds', vim.lsp.buf.document_symbol, { desc = 'List document symbols' })
    keymap('n', '<leader>ws', vim.lsp.buf.workspace_symbol, { desc = 'List workspace symbols' })

    keymap('n', 'K', vim.lsp.buf.hover, { desc = 'Show documentation' })
    keymap('n', 'gK', vim.lsp.buf.signature_help, { desc = 'Show signature' })
    keymap('i', '<C-k>', vim.lsp.buf.signature_help, { desc = 'Show signature' })

    keymap('n', '<leader>rn', vim.lsp.buf.rename, { desc = 'Rename symbol' })
    keymap('n', '<leader>ca', vim.lsp.buf.code_action, { desc = 'Code action' })

    keymap('n', '<leader>wa', vim.lsp.buf.add_workspace_folder, { desc = 'Add workspace folder' })
    keymap('n', '<leader>wr', vim.lsp.buf.remove_workspace_folder, { desc = 'Remove workspace folder' })
    keymap(
        'n',
        '<leader>wl',
        function() print(vim.inspect(vim.lsp.buf.list_workspace_folders())) end,
        { desc = 'List workspace folders' }
    )
end

return {
	'neovim/nvim-lspconfig',
	dependencies = {
		"hrsh7th/cmp-nvim-lsp",
	},
	ft = { 'lua', 'zig' },
	opts = {
		servers = {
			lua_ls = {
				settings = {
					Lua = {
						workspace = { checkThirdParty = false },
						telemetry = { enable = false },
					},
				},
			},
			zls = {
				settings = {},
			},
		},
	},
	config = function(_, opts)
		local lspconfig = require('lspconfig');
		local capabilities = require('cmp_nvim_lsp').default_capabilities()

		for name, conf in pairs(opts.servers) do
			lspconfig[name].setup {
				capabilities = capabilities,
				settings = conf.settings,
				on_attach = function(client, bufnr)
                    local _, err = pcall(on_attach, client, bufnr)
                    if err then
                        vim.notify('[on_attach] error: ' .. err, vim.log.levels.ERROR)
                    else
                        vim.notify('[on_attach] ' .. client.name .. ' attached to buffer ' .. bufnr, vim.log.levels.INFO)
                    end
                end,
			}
		end
	end
}