Do I have structural damage in ankle? Symptoms; swelling, pain all the time especially after working;, ankle weakness. I have sprained my ankle twice.

Tendon sprain. I advise u to wear ankle boots for six weeks and have Physical Therapy.
Ankle pain. A sprain of the ankle usually is damage to the ligaments which provide stability to the ankle. However, damage can also occur to the joint surfaces or surrounding tendons as well, due to the twisting nature of the injury. It's best to get this evaluated by a foot/ankle specialist.