apple script run command on finder in current path

gistfile1.txt

with timeout of 3600 seconds
	tell application "Finder"
		set sel to (get selection)
		if not sel = {} then --selected file/dir
			repeat with f in sel
				set _cwd to POSIX path of (folder of f as alias)
				exit repeat --first item path
			end repeat
		else --not select
			set _cwd to POSIX path of ((folder of (front window)) as alias)
		end if
		
		
		set diglog1 to display dialog "Hello, welcome to this App!
    
	Please input command ..." & return & "" default answer "" buttons {"Cancel", "Run…"} with icon stop with title "Run command with..." default button 2 with answer
		
		set cmd to text returned of diglog1
		set btn to button returned of diglog1
		
		if btn is "Cancel" then
			--display notification "cancel"
		else
			if cmd is "" then
				--display notification "cmd is empty"
			else
				--display notification "run cmd: " & cmd
				set cmd2 to "cd '" & _cwd & "'; " & cmd
				set result2 to do shell script cmd2
				
				set cpdlg to display dialog "cd '" & _cwd & "'

Run command: " & cmd & "

Result:
" & result2 buttons {"Copy Result", "OK"} default button 1
				
				if button returned of cpdlg is "Copy Result" then
					do shell script "echo  " & quoted form of result2 & " | pbcopy"
				end if
			end if
		end if
	end tell
	
end timeout