Barcelona captain Andres Iniesta has admitted that his future at the club is uncertain at Camp Nou and he may leave the Catalonia giants at the end of the season when his contract expires.The midfielder has spent his entire career with the Catalans and has admitted he might leave the club and he hinted he feels lack of respect at the club. “I've still not renewed my contract,” he told El Pais when asked if it was an option to leave. RELATED: Reports: Barcelona close to signing Manchester City target“I've experienced a lot of feelings I've never felt before now but I think that is normal. This is a situation I could not have imagined three years ago...I'm thinking about my future when before I wasn't.“We all like to be appreciated, valued and respected; I’ve always felt love and respect from everyone here, but it's also clear that at this club you can never lose respect towards people that have given their lives for these colours. Barcelona won Real Betis at the Camp Nou on Sunday in their first La Liga match of the season, the Catalonia Giants will visit Mendizorrotza Stadium this Saturday to play Deportivo Alaves who won their opening game against Leganes.