Z10 is completely indigenous and has been operational since 2009. Its not as good as the Apache like less powerful engine but sure can be upgraded. Mountainous regions arent the places Z-10 are deployed anyway.

Hindus have little domestically avilable component tech.

"Initial operational clearance' by dec 2016 the earliest.

"..Officials from Hindustan Aeronautics Limited (HAL), which has developed the LCH, said weapon trials were scheduled for mid-2016 but that initial operational clearance (IOC) - delayed by over three years - would be achieved by December..."

http://www.janes.com/article/54079/lch-completes-hot-and-high-trials

The hindu LCA 'initial operational clearance' has been reached for a number of years already but its not yet reached 'final operational clearaance' the last time I read