Parotid gland swollen on left side.

Hello dr..greetings Myself Sridhar,30 years male Past 5-6 years ago,I was accidently got hit to my parotid gland left side (near Ear,jaw, cheek region)while I was playing on of my accidently hit my cheek area...for few days I felt my felt ear was clogged,blocked,was not able to hear properly ...after few days I was able to hear ...but I have ear pain,noise sensitivity,facial pain,left side head pain,left side electric shock sensation,left side vision blur,pulled sensation at my left eye temple area n tightness on left face area when I smile,I can't smile fully due to it...tear production is less on eye side eye...left neck is tight, 1) I had Eye examination test thrice Narayana nethrayalaya and other local eye hospital..it's normal..they found nothing except Dry eyes ,which im getting treatment for it from past 1 year 2) Had Dental check up ..it's normal ...I thought my left jaw was the issue..but jaw x-ray shows no jaw locks 3) I visited Neurolog