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path: root/.config/nvim/lua/lsp.lua
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-- Setup nvim-cmp.
local cmp = require("cmp")

cmp.setup({
	snippet = {
		-- REQUIRED - you must specify a snippet engine
		expand = function(args)
			vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
		end;
	};
	window = {
		completion = cmp.config.window.bordered();
		documentation = cmp.config.window.bordered();
	};
	mapping = cmp.mapping.preset.insert({
		["<C-b>"] = cmp.mapping.scroll_docs(-4);
		["<C-f>"] = cmp.mapping.scroll_docs(4);
		["<C-Space>"] = cmp.mapping.complete();
		["<C-e>"] = cmp.mapping.abort();
		["<CR>"] = cmp.mapping.confirm({ select = true }); -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
	});
	sources = cmp.config.sources({
		{ name = "nvim_lsp" };
		{ name = "vsnip" }; -- For vsnip users.
	}, { { name = "buffer" } });
})

-- Set configuration for specific filetype.
cmp.setup.filetype("gitcommit", {
	sources = cmp.config.sources({
		{ name = "cmp_git" }; -- You can specify the `cmp_git` source if you were installed it.
	}, { { name = "buffer" } });
})

-- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
cmp.setup.cmdline("/", {
	mapping = cmp.mapping.preset.cmdline();
	sources = { { name = "buffer" } };
})

-- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
cmp.setup.cmdline(":", {
	mapping = cmp.mapping.preset.cmdline();
	sources = cmp.config.sources({ { name = "path" } }, { { name = "cmdline" } });
})

-- Setup lspconfig.
local cmplsp = require("cmp_nvim_lsp")
local capabilities = vim.lsp.protocol.make_client_capabilities()
cmplsp.default_capabilities(vim.lsp.protocol.make_client_capabilities())
-- Enable (broadcasting) snippet capability for completion
capabilities.textDocument.completion.completionItem.snippetSupport = true

cmp.setup({
	formatting = {
		format = require("lspkind").cmp_format({
			mode = "symbol"; -- show only symbol annotations
			maxwidth = 50; -- prevent the popup from showing more than provided characters (e.g 50 will not show more than 50 characters)

			-- The function below will be called before any actual modifications from lspkind
			-- so that you can provide more controls on popup customization. (See [#30](https://github.com/onsails/lspkind-nvim/pull/30))
			before = function(entry, vim_item) return vim_item end;
		});
	};
})

local on_attach = function(client, bufnr)
	vim.api.nvim_buf_set_option(bufnr, "omnifunc", "v:lua.vim.lsp.omnifunc")
	local lsp_signature = require("lsp_signature")
	lsp_signature.on_attach({ bind = true }, bufnr)
	require("lsp-inlayhints").setup()
	require("lsp-inlayhints").on_attach(client, bufnr)
end

vim.api.nvim_create_augroup("LspAttach_inlayhints", {})
vim.api.nvim_create_autocmd("LspAttach", {
	group = "LspAttach_inlayhints";
	callback = function(args)
		if not (args.data and args.data.client_id) then return end

		local bufnr = args.buf
		local client = vim.lsp.get_client_by_id(args.data.client_id)
		require("lsp-inlayhints").on_attach(client, bufnr)
	end;
})

local lsputils = require("lspconfig").util

require("lspconfig").tsserver.setup({
	on_attach = on_attach;
	root_dir = lsputils.root_pattern("package.json", "tsconfig.json");
	settings = {
		typescript = {
			inlayHints = {
				includeInlayParameterNameHints = "all";
				includeInlayParameterNameHintsWhenArgumentMatchesName = true;
				includeInlayFunctionParameterTypeHints = true;
				includeInlayVariableTypeHints = true;
				includeInlayPropertyDeclarationTypeHints = true;
				includeInlayFunctionLikeReturnTypeHints = true;
				includeInlayEnumMemberValueHints = true;
			};
		};
		javascript = {
			inlayHints = {
				includeInlayParameterNameHints = "all";
				includeInlayParameterNameHintsWhenArgumentMatchesName = true;
				includeInlayFunctionParameterTypeHints = true;
				includeInlayVariableTypeHints = true;
				includeInlayPropertyDeclarationTypeHints = true;
				includeInlayFunctionLikeReturnTypeHints = true;
				includeInlayEnumMemberValueHints = true;
			};
		};
	};
})

require("deno-nvim").setup({
	server = {
		root_dir = vim.loop.cwd;
		capabilities = capabilities;
		on_attach = on_attach;
		settings = {
			deno = {
				unstable = true;
				inlayHints = {
					enumMemberValues = { enabled = true };
					functionLikeReturnTypes = { enabled = true };
					parameterNames = { enabled = "all" };
					parameterTypes = { enabled = true };
					propertyDeclarationTypes = { enabled = true };
					variableTypes = { enabled = true; suppressWhenTypeMatchesName = false };
				};
			};
		};
	};
});

require("lspconfig").rust_analyzer.setup({
	capabilities = capabilities;
	on_attach = on_attach;
})

require("lspconfig").sqls.setup({
	on_attach = function(client, bufnr)
		require("sqls").on_attach(client, bufnr)
		on_attach(client, bufnr)
	end;
	capabilities = capabilities;
})

require("lspconfig").omnisharp.setup({
	cmd = { "omnisharp" };

	handlers = {
		["textDocument/definition"] = require("omnisharp_extended").handler;
	};

	on_attach = on_attach;
	capabilities = capabilities;
	-- Enables support for reading code style, naming convention and analyzer
	-- settings from .editorconfig.
	enable_editorconfig_support = true;

	-- If true, MSBuild project system will only load projects for files that
	-- were opened in the editor. This setting is useful for big C# codebases
	-- and allows for faster initialization of code navigation features only
	-- for projects that are relevant to code that is being edited. With this
	-- setting enabled OmniSharp may load fewer projects and may thus display
	-- incomplete reference lists for symbols.
	enable_ms_build_load_projects_on_demand = false;

	-- Enables support for roslyn analyzers, code fixes and rulesets.
	enable_roslyn_analyzers = true;

	-- Specifies whether 'using' directives should be grouped and sorted during
	-- document formatting.
	organize_imports_on_format = true;

	-- Enables support for showing unimported types and unimported extension
	-- methods in completion lists. When committed, the appropriate using
	-- directive will be added at the top of the current file. This option can
	-- have a negative impact on initial completion responsiveness,
	-- particularly for the first few completion sessions after opening a
	-- solution.
	enable_import_completion = true;

	-- Specifies whether to include preview versions of the .NET SDK when
	-- determining which version to use for project loading.
	sdk_include_prereleases = true;

	-- Only run analyzers against open files when 'enableRoslynAnalyzers' is
	-- true
	analyze_open_documents_only = false;
})

require("lspconfig").marksman.setup({
	root_dir = vim.loop.cwd;
	on_attach = on_attach;
	capabilities = capabilities;
})

require("lspconfig").jsonls.setup({
	capabilities = capabilities;
	cmd = { "vscode-json-language-server"; "--stdio" };
	on_attach = on_attach;
})

require("lspconfig").html.setup({
	capabilities = capabilities;
	cmd = { "vscode-html-language-server"; "--stdio" };
	on_attach = on_attach;
})

require("lspconfig").cssls.setup({
	capabilities = capabilities;
	on_attach = on_attach;
})

vim.diagnostic.config({
	virtual_text = false;
	signs = true;
	underline = true;
	update_in_insert = false;
	severity_sort = true;
})