#!/bin/bash

# Submodules not checking for

declare -ar exclusion_list=( "blt" "integratedTests" "uberenv" )

echo "Submodules that are excluded from sync test : ${exclusion_list[@]}"

# Do not pull large files

git lfs uninstall &> /dev/null

# Pull submodule to get .git files.

#git submodule update --init integratedTests

git submodule update --init src/cmake/blt

git submodule update --init src/coreComponents/LvArray

git submodule update --init src/coreComponents/constitutive/PVTPackage

git submodule update --init src/coreComponents/fileIO/coupling/hdf5_interface

git submodule update --init src/coreComponents/constitutive/HPCReact

# Initialize PR submodule hashes

declare -ar pr_hashes_array=( $(git submodule status | awk '{print $1}') )

# Initialize submodule paths

declare -ar paths_array=( $(git submodule status | awk '{print $2}') )

# Initialize differences between PR and origin/develop branches

declare -ar diff_array=( $(git diff --name-only origin/develop) )

# Initialize main branches for submodules

declare -Ar main_branches=(

["blt"]="origin/develop"

["LvArray"]="origin/develop"

["integratedTests"]="origin/develop"

["hdf5_interface"]="origin/master"

["PVTPackage"]="origin/develop"

["HPCReact"]="origin/main"

)

length=${#paths_array[@]}

# Returns exit code 0 if the hash for every submodule in the PR is equal

# to the hash of each submodule's main branch (develop or master).

# Note: For LvArray submodule only, checks if the PR hash is in the

# main branch's commit history.

# Note: See "exclusion_list" for submodules that are exempted.

exit_code=0

unsync_submodules=()

for (( i=0; i<$length; i++))

do

# Just the submodule name

module_name="$(basename ${paths_array[$i]})"

# Check if submodule is excluded from check

excluded=0

for ex in "${exclusion_list[@]}"

do

if [ "$module_name" = "$ex" ]

then

excluded=1

fi

done

if [ $excluded -eq 1 ]

then

continue

fi

# Check hashes if not excluded

# Submodule's main branch

main_branch="${main_branches[$module_name]}"

# Submodule main hash

main_hash="$( git -C ${paths_array[$i]} rev-parse $main_branch )"

# PR hash with prefixed character removed

pr_hash="$( echo ${pr_hashes_array[$i]} | tr -cd [:alnum:] )"

if [ $module_name == "LvArray" ]

then

lv_array_commits="$(git -C ${paths_array[$i]} log $main_branch --pretty=%H)"

if grep -q "$pr_hash" <<< "$lv_array_commits"

then

echo "Submodule LvArray's main branch $main_branch contains"\

"PR branch's latest commit : $pr_hash"

else

echo "Submodule LvArray's main branch $main_branch does not contain"\

"PR branch's latest commit : $pr_hash"

echo "---- PR branch has latest hash $pr_hash"

echo "---- $module_name/$main_branch has latest hash $main_hash"

unsync_submodules+=( "$module_name" )

exit_code=1

fi

elif [ $pr_hash == $main_hash ]

then

echo "PR branch and $main_branch have the same hashes for submodule"\

"$module_name : $pr_hash"

else

echo "PR branch and $main_branch have different hashes for submodule"\

"$module_name:"

echo "---- PR branch has hash $pr_hash"

echo "---- $module_name/$main_branch has hash $main_hash"

unsync_submodules+=( "$module_name" )

exit_code=1

fi

done

echo $'\n'

if [ $exit_code -eq 1 ]

then

echo "This PR has the following submodules"\

"that are out of sync with master or develop : ${unsync_submodules[@]}"

echo "FAILURE : Please make sure your branch"\

"is up to date with develop."\

"Merge any submodule changes into the submodule's develop or"\

"master branch before merging this PR with the main GEOSX repository."

else

echo "SUCCESS : PR submodules are up to date!"

fi

# Renable git lfs

git lfs install &> /dev/null

exit $exit_code