vim.diagnostic.config({
	virtual_text = {
		prefix = "󰬨"
	}
})

vim.api.nvim_create_autocmd('LspAttach', {
	group = vim.api.nvim_create_augroup('UserLspConfig', {}),
	callback = function(ev)
		vim.bo[ev.buf].omnifunc = 'v:lua.vim.lsp.omnifunc'

		local opts = { buffer = ev.buf }
		vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, opts)
		vim.keymap.set('n', 'gd', vim.lsp.buf.definition, opts)
		vim.keymap.set('n', 'K', vim.lsp.buf.hover, opts)
		vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, opts)
		vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, opts)
		vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, opts)
		vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, opts)
		vim.keymap.set('n', '<space>wl', function()
			print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
		end, opts)
		vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, opts)
		vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, opts)
		vim.keymap.set({ 'n', 'v' }, '<space>ca', vim.lsp.buf.code_action, opts)
		vim.keymap.set('n', 'gr', vim.lsp.buf.references, opts)
		vim.keymap.set('n', '<space>f', function()
			vim.lsp.buf.format { async = true }
		end, opts)
		vim.keymap.set('n', '<space>d', vim.diagnostic.open_float, opts)
		vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, opts)
		vim.keymap.set('n', ']d', vim.diagnostic.goto_next, opts)
		vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist)
	end,
})


local capabilities = require("cmp_nvim_lsp").default_capabilities()

local lspconfig = require('lspconfig')

local servers = { 'clangd', 'rust_analyzer', 'pyright', 'tsserver', 'cssls' }
for _, lsp in ipairs(servers) do
	lspconfig[lsp].setup {
		capabilities = capabilities,
		on_init = function(client)
			client.offset_encoding = "utf-8"
		end,
	}
end

lspconfig.lua_ls.setup {
	settings = {
		Lua = {
			runtime = {
				version = 'LuaJIT',
			},
			diagnostics = {
				globals = {
					'vim',
					'require'
				},
			},
			workspace = {
				library = vim.api.nvim_get_runtime_file("", true),
			},
			telemetry = {
				enable = false,
			},
		},
	},
}


vim.api.nvim_create_autocmd("InsertLeave", {
	callback = function()
		if
				require("luasnip").session.current_nodes[vim.api.nvim_get_current_buf()]
				and not require("luasnip").session.jump_active
		then
			require("luasnip").unlink_current()
		end
	end,
})