#TODO Define bmon and hmm scan commands in separate namespaces

namespace eval scancommand {
VarMake bmonscan_np Int User
VarMake bmonscan_point Int User

variable scanVariable scan_var scanVarStart 0 scanVarStep 1
  proc scan_prepare {sobj uobj} {
    variable scanVarStart;
    variable scanVarStep;
    variable scanVariable;

    nxcreatefile nexus_hmscan.dic;
    nxclosefile;
#  stdscan prepare $sobj $uobj;
    set vlist [split [$sobj getvarpar 0] = ];
    set scanVariable [string trim [lindex [split [lindex $vlist 0] . ] 1]];
    set scanVarStart [lindex $vlist 1];
    set scanVarStep [lindex $vlist 2];
    ::histogram_memory::hs_prepare $sobj $uobj
  }

  proc hm_count {sobj uobj point mode preset} {
    variable scan_pt_start_time
    set scan_pt_start_time [sicstime]
    ::histogram_memory::hs_count_bm_controlled $sobj $uobj $point $mode $preset;

  }

  proc hm_scan_finish {sobj uobj} {
    ::histogram_memory::hs_finish $sobj $uobj;
    nxreopenfile;
    nxclosefile;
  }

  proc bm_scan_finish {sobj uobj} {
#    stdscan finish $sobj $uobj;
    nxreopenfile;
    nxclosefile;
  }
#proc hm_scan_finish {sobj uobj} {
#  nxclosefile;
#}

# Add an nxentry for the current scan point
  proc write_nxentry {nxentryCmd point} {
    variable scanVarStart;
    variable scanVarStep;
    variable scanVariable;
    variable scan_pt_start_time;

    set scanVarPos [expr {$scanVarStart + $point * $scanVarStep} ];
    nxreopenfile;
    $nxentryCmd nxscript scan_[format "%05d" $point] $scanVariable $scanVarPos $scanVarStep $scan_pt_start_time;
    nxclosefile;
  }

  proc bm_writepoint {sobj uobj pt} {
    write_nxentry bm_addnxscanentry $pt;
  }

  proc hm_writepoint {sobj uobj pt} {
    write_nxentry addnxscanentry $pt;
  }

  proc donothing {args} {}

  proc bmcount {sobj uobj pt mode preset} {
    variable scan_pt_start_time
    set scan_pt_start_time [sicstime]
    bmonscan_point $pt
    bm setmode $mode
    bm count $preset;
  }

  proc bm_scan_prepare {sobj uobj} {
    variable scanVarStart;
    variable scanVarStep;
    variable scanVariable;
    nxcreatefile nexus_bmonscan.dic;
    nxclosefile;
    set vlist [split [$sobj getvarpar 0] = ];
    set scanVariable [string trim [lindex [split [lindex $vlist 0] . ] 1]];
    set scanVarStart [lindex $vlist 1];
    set scanVarStep [lindex $vlist 2];
    #stdscan prepare $sobj $uobj;
  }


  proc init {} {
#TODO HSET bmonscan_np IN SCAN FUNCTION
    bmonscan_np 1;
    bmonscan_point 0;
  }

  proc hpath_setup {parent} {
    hmake $parent/beam_monitor_scan spy none;
    hsetprop $parent/beam_monitor_scan type graphdata;
    hsetprop $parent/beam_monitor_scan viewer default;
    hsetprop $parent/beam_monitor_scan rank 1;
    hattach $parent/beam_monitor_scan bmonscan_np dim;
    hattach $parent/beam_monitor_scan bmonscan_point point;
  }
}

publish ::scancommand::write_nxentry user
publish ::scancommand::hm_count user
publish ::scancommand::scan_prepare user
publish ::scancommand::hm_scan_finish user
publish ::scancommand::hm_writepoint user
publish ::scancommand::donothing user

publish ::scancommand::bm_scan_prepare user
publish ::scancommand::bm_scan_finish user
publish ::scancommand::bm_writepoint user
publish ::scancommand::bmcount user

MakeScanCommand bmonscan bm $cfPath(scan)/scan_common_1.hdd recover.bin
bmonscan configure script
bmonscan function writeheader ::scancommand::donothing
bmonscan function writepoint ::scancommand::bm_writepoint
bmonscan function count ::scancommand::bmcount
bmonscan function prepare ::scancommand::bm_scan_prepare
bmonscan function finish ::scancommand::bm_scan_finish


#scan2 function writeheader ::scancommand::donothing
#scan2 function writepoint ::scancommand::nxaddpoint
#scan2 function prepare ::scancommand::scan_prepare
# Configure script mode, then we can configure all the scan callbacks.
# The scan list command can be used to check that the callbacks
# are properly defined. 
# A different count callback is defined in the two cases.
#
MakeScanCommand hmscan bm $cfPath(scan)/scan_common_1.hdd recover.bin
hmscan configure script
#hmscan function prepare hs_prepare
MakeScanCommand scan2 bm $cfPath(scan)/scan_common_1.hdd recover.bin
scan2 configure script
#
# That's all, folks...

#hmscan function prepare hdbprepare
#hmscan function collect hdbcollect
hmscan function writeheader ::scancommand::donothing
hmscan function writepoint ::scancommand::hm_writepoint
hmscan function count ::scancommand::hm_count
hmscan function prepare ::scancommand::scan_prepare
hmscan function finish ::scancommand::hm_scan_finish
# Wombat proc hdb_hmscan {scanvar scanstart scanincr scanend mode preset} {
proc hdb_hmscan {scanvar scanstart scanincr np mode preset} {
    hmscan clear
#    hmscan configure script

    hmscan add $scanvar $scanstart $scanincr
    set status [catch {hmscan run $np $mode $preset} msg]
    hmscan configure soft
    if {$status == 0} {
      return $msg
    } else {
      error $msg
    }
}

publish hdb_hmscan user