Solar LED street lights with auto intensity control Project Help Needed

i am doing project on solar led street lights with auto intensity control. In this project decided to include following features i.e
1)LED bulb should on and off and also bright and dim according darkness.
2)The main additional thing is when battery is not charging or dead then LED should automatically on with AC mains supply also. (Here AC is converted into DC)& also when battery is not charging then it should charged from mains ac. Any one can plz give me the projects report m..PDF..ppt or anything