Returns a data frame of available layers
for an AppEEARS product
     
    
    
    Arguments
- product
- product for which to list the layers 
 
    
    Value
    returns a data frame with the AppEEARS datasets
     
    
    
    
    Examples
    
# is the server reachable
server_check <- appeears:::rs_running(
 file.path(appeears:::rs_server(),"product")
)
# get a list of datasets
if(server_check){
 layers <- rs_layers("MCD43A4.006")
 print(layers$Layer)
}
#> NULL