Food Safety Reports: 7-Eleven, West Mission Boulevard, Pomona, CA, USA

I bought a pineapple big gulp and it tasted weird, I thought maybe it was the cup since it was a refill cup but a few minutes later I felt nauseous, my stomach hurt and I vomited twice, told the employees and one ignored me and the other got upset, what follows?  | Symptoms: Nausea, Vomiting, Stomach Pain