#!/bin/sh

pgm="${0##*/}"
what="${1:-usage}"
# vim: syntax=sh
#
echo "--- # $pgm"

if [ "x$what" = 'xusage' ]; then
cat <<EOT
# welcome to toychain a simple educational blockchain

available commands:

$pgm init   \$name            # to initialize \$name node
$pgm config \$name            # to change configuration to this \$name node
$pgm start  \$name            # to start a local \$name node
$pgm stop   \$name            # to stop a \$name node
$pgm restart \$name           # to restart a \$name node
$pgm sync \$name              # to synchronize a \$name node
$pgm update \$tag             # to synchronize a \$tag node
$pgm test \$tc                # to run the \$tc test case
$pgm debug \$cmd              # to running \$cmd in debug mode
$pgm install                  # to install dependant libraries essentially CPAN perl modules
$pgm ship                     # to package and ship libraries (i.e. push to holo-git)

EOT

fi


main() {
case $what in
 init) tcinitialize $2;;
 version) tcversion;;
 config) tcconfigure $@;;
 start) tcstart $2;;
 stop) tcstop $2;;
 stop) tcstop $2;;
 update) tcupdate $@;;
 test) tctest $@;;
 debug) tcdebug $@;;
 support) echo "do you need help with $pgm ?\n- call our support line at https://www.drit.ml\n-- Dr I·T";;
 install) tcinstall $@;;
 ship) tcship $@;;
 log) tclog;;
 *) tcrun $@;;
esac

}



tcinitialize() {
 echo "$pgm: initializing ..."
 echo "---"
}

tcconfigure() {
 echo "$pgm: configure ..."
 echo "---"
}

tcstart() {
 echo "$pgm: starting daemon ..."
 perl -S apirun.pl
 echo "---"
}

tcstop() {
 echo "$pgm: stopping daemon ..."
 echo "---"
}

tcsync() {
 echo "$pgm: synchronizing daemon ..."
 echo "---"
}

tcupdate() {
 shift;
 tag=$2
 echo "$pgm: updating daemon with tag $tag..."
 top=$(git rev-parse --show-toplevel)
 date +%s >> transcript.log
 echo // updating $top >> transcript.log
 git pull --ff-only --recurse-submodules=yes origin master 2>&1 | tee -a transcript.log
 echo // checking out $tag
 git checkout $tag 2>&1 | tee -a transcript.log
 git log -1
 cd $top/lib
 echo // updating $top/lib
 git pull --ff-only origin master 2>&1 | tee -a transcript.log
 echo . >> transcript.log
 git log -1
 echo "---"
}

tclog() {
 echo "$pgm: transcript log"
 tail -f transctip.log
 echo "---"
}

tctest() {
 tc="$2"
 echo "$pgm: running $1 $tc"
 echo "---"
}

tcrun() {
 cmd="$@"
 echo "$pgm: running $cmd"
 $cmd
 echo "..."
}

tcdebug() {
 shift;
 cmd="$@"
 echo "$pgm: running $cmd in debug mode..."
 echo "---"
}

tcinstall() {
 echo "$pgm: installing dependancies ..."
 echo "---"
}

tcversion() {
 top=$(git rev-parse --show-toplevel)
 gitid0=$(git rev-parse --short HEAD)
 date +%s >> transcript.log
 git pull --ff-only --recurse-submodules=yes origin master 1>> transcript.log 2>&1
 git checkout $tag 1>> transcript.log 2>&1
 gitid1=$(git rev-parse --short HEAD)
 if [ "x$gitid0" != "x$gitid1" ]; then gitid1=$gitid0-$gitid1;  fi
 cd $top/lib
 git pull --ff-only origin master 1>> transcript.log 2>&1
 gitid2=$(git rev-parse --short HEAD)
 echo Version: $gitid1-$gitid2
 echo Version: $gitid1-$gitid2 >> transcript.log
 echo . >> transcript.log

}

tcship() { # only for internal use (i.e.  Dr I·T)
 date=$(date)
 top=$(git rev-parse --show-toplevel)
 cd $top/lib
 gituser
 git commit -a -m "snapshot $date"
 if which holo-git-push 2> /dev/null; then
   holo-git-push
 else
   git push origin master
 fi
 gitid=$(git rev-parse --short HEAD)
 cd $top
 gituser
 git commit -a -m "library update ($gitid) on $date"
 git push origin master
 git push keybase master
 git push toptal master
}


main $@;
exit $?;
true; # $Source: /my/shell/scripts/toychain.sh $