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#!/bin/sh

PARTIALATOR=$1

cat > partialator_merge_check_2.stream << EOF
CrystFEL stream format 2.1
Command line: indexamajig -i dummy.lst -o dummy.stream --kraken=prawn
----- Begin geometry file -----
photon_energy = 9000 eV
panel/min_fs = 0
panel/min_ss = 0
panel/max_fs = 1023
panel/max_ss = 1023
panel/corner_x = -100
panel/corner_y = -100
panel/clen = 50 mm
panel/res = 1000000
panel/adu_per_photon = 1
panel/data = /data/data_array
----- End geometry file -----
----- Begin chunk -----
Image filename: dummy.h5
photon_energy_eV = 6000.0
beam_bandwidth = 0.05 %
beam_divergence = 1 mrad
--- Begin crystal
Cell parameters 27.74398 27.84377 16.90346 nm, 88.53688 91.11774 118.75944 deg
astar = -0.0283891 +0.0149254 -0.0257273 nm^-1
bstar = -0.0068281 +0.0403989 -0.0005196 nm^-1
cstar = +0.0406926 +0.0052233 -0.0426520 nm^-1
profile_radius = 0.0005 nm^-1
Reflections measured after indexing
  h   k   l          I    phase   sigma(I)  counts  fs/px  ss/px
  1   0   0     100.00        -       1.00       1  938.0  629.0
 19   0   0      50.00        -       1.00       1  938.0  629.0
End of reflections
--- End crystal
--- Begin crystal
Cell parameters 27.74398 27.84377 16.90346 nm, 88.53688 91.11774 118.75944 deg
astar = -0.0283891 +0.0149254 -0.0257273 nm^-1
bstar = -0.0068281 +0.0403989 -0.0005196 nm^-1
cstar = +0.0406926 +0.0052233 -0.0426520 nm^-1
profile_radius = 0.0005 nm^-1
Reflections measured after indexing
  h   k   l          I    phase   sigma(I)  counts  fs/px  ss/px
  1   0   0     200.00        -       1.00       1  938.0  629.0
 19   0   0     100.00        -       1.00       1  938.0  629.0
End of reflections
--- End crystal
----- End chunk -----
EOF

# We merge two patterns, without partiality but with scaling, the result should
# be the mean but with the standard deviation should be zero because the scaling
# factor can absorb the difference.
cat > partialator_merge_check_2_ans.hkl << EOF
CrystFEL reflection list version 2.0
Symmetry: 1
   h    k    l          I    phase   sigma(I)   nmeas
   1    0    0     141.42        -       0.00       2
  19    0    0      70.71        -       0.00       2
EOF

$PARTIALATOR -i partialator_merge_check_2.stream \
             -o partialator_merge_check_2.hkl  \
             --model=unity --iterations=1 --no-polarisation \
             --no-free --no-logs
if [ $? -ne 0 ]; then
	exit 1
fi

sed -n '/End of reflections/q;p' partialator_merge_check_2.hkl > temp2.hkl
mv temp2.hkl partialator_merge_check_2.hkl
diff partialator_merge_check_2.hkl partialator_merge_check_2_ans.hkl
if [ $? -ne 0 ]; then
	exit 1
fi
rm -f partialator_merge_check_2.stream partialator_merge_check_2.hkl \
      partialator_merge_check_2_ans.hkl partialator.params \
      partialator_merge_check_2.hkl1 partialator_merge_check_2.hkl2 \
      pgraph-iter0.dat pgraph-iter1.dat pgraph-iter2.dat
exit 0