-- Mason setup
require("mason").setup(require("mason").setup({
	ui = {
		icons = {
			package_installed = "✓",
			package_pending = "󰔟",
			package_uninstalled = "✗",
		},
	},
}))

require("mason-lspconfig").setup({
	ensure_installed = {
		"lua_ls",
	},
})

vim.lsp.enable("verible")
vim.lsp.config("verible", { cmd = { "verible-verilog-ls", "--rules_config_search" } })

vim.lsp.enable("clangd")
vim.lsp.config("clangd", {
	cmd = { "clangd" },
	root_markers = { ".clangd" },
	filetypes = { "c", "cpp" },
})

-- @name file_exists
-- @param (name
-- @short Check if a file does exists (i. e. an ada project file)
local function file_exists(name)
	local f = io.open(name, "r")
	return f ~= nil and io.close(f)
end

-- @name get_config_file
-- @param
-- @short Get the configuration file.
local function get_config_file()
	local filename = vim.api.nvim_buf_get_name(0)
	local basedirectory = filename:gsub("/[^%/]-$", "")
	local currentdirectory = filename:match("[^%/]-$")

	if file_exists(basedirectory .. currentdirectory .. ".gpr") then
		return basedirectory .. currentdirectory .. ".gpr"
	else
		basedirectory = basedirectory:gsub("/[^%/]-$", "")
		currentdirectory = filename:match("[^%/]-$")
		if file_exists(basedirectory .. currentdirectory .. ".gpr") then
			return basedirectory .. currentdirectory .. ".gpr"
		else
			return "default.gpr"
		end
	end
end

vim.lsp.enable("als")
vim.lsp.config("als", { projectFile = get_config_file() })