The processing time for applications is normally up to 15 calendar days after the embassy or consulate has received the application. In some cases, applications are sent to the Directorate of Immigration (UDI), and the processing time in these cases may be up to 45 calendar days.
See this page for more information.
You should make sure to hand in your visa application at least 25 days before your planned date of travel. This is important because it will take several days sending your application back and forth to Ankara for processing. Normal caseprocessing time when the Embassy in Ankara has received your visa application is 15 days.