local dap = require("dap")
local async = require("plenary.async")

--- Gets a path for a given program in the environment
---@param program @The string of a program in the PATH
---@return @The full path to the program if found, or nil if not
local function get_program_path(program)
	local fd = io.popen("which " .. program)
	local program_path = fd:read("*all")
	fd:close()
	program_path = program_path.gsub(program_path, "\n", "")

	if program_path == nil or program_path == "" then
		async.run(function()
			vim.notify.async(("Failed to find (%s) in your path"):format(program), "error", {
				title = "DAP",
			}).events.close()
		end)
		program_path = nil
	end
	return program_path
end

local lldb_path = get_program_path("lldb-vscode")
-- Adapaters
dap.adapters.lldb = {
	type = "executable",
	command = lldb_path,
	name = "lldb",
}
-- configurations
dap.configurations.cpp = {
	{
		name = "Launch",
		type = "lldb",
		request = "launch",
		program = function()
			return vim.fn.input("Path to executable: ", vim.fn.getcwd() .. "/", "file")
		end,
		cwd = "${workspaceFolder}",
		stopOnEntry = false,
		targetArchitecture = "arm64",
		args = {},

		-- if you change `runInTerminal` to true, you might need to change the yama/ptrace_scope setting:
		--
		--    echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope
		--
		-- Otherwise you might get the following error:
		--
		--    Error on launch: Failed to attach to the target process
		--
		-- But you should be aware of the implications:
		-- https://www.kernel.org/doc/html/latest/admin-guide/LSM/Yama.html
		runInTerminal = false,
	},
}

dap.configurations.c = dap.configurations.cpp
dap.configurations.rust = dap.configurations.cpp