Im in thailand now on a visa exemption for almost 30 days . I plan to go to vietnam and apply for a tourist visa from there. I want to stay in Thailand as long as possible so what are my best choice ? I was also in thailand almost 3 month in february to april 2026. What If i get a 30 day extention before applying for a tourist visa ? ( will i still get a 60 day tourist visa or will i be rejected )