print_usage() {

echo ">>>>> Usage: scripts/create_issues_new_exercise.sh -t path/to/track -s path/to/problem/specifications"

}

command -v jq >/dev/null 2>&1 || {

echo >&2 ">>>>> This script requires jq but it's not installed. Aborting."

exit 1

}

num_args=$#

if [[ $num_args = 0 ]]; then

print_usage

exit 0

path_to_track=

path_to_problem_specifications=

while getopts ":t:s:" option; do

case "$option" in

"t")

path_to_track="$OPTARG"

;;

"s")

path_to_problem_specifications="$OPTARG"

;;

*)

echo ">>>>> Unrecognized option. Aborting."

print_usage

exit 1

;;

esac

if [[ -z "$path_to_track" ]]; then

echo ">>>>> Path to track missing."

print_usage

exit 1

if [[ -z "$path_to_problem_specifications" ]]; then

echo ">>>>> Path to problem specifications missing."

print_usage

exit 1

config_file_path="$path_to_track/config.json"

if ! [[ -f "$config_file_path" ]]; then

echo ">>>>> Config file not found at ${config_file_path}."

exit 1

problem_spec_exercises=

exercise_name=

track_exercise_slugs=$(jq '.exercises[] | select(has("deprecated") | not) | .slug' "$config_file_path" | tr -d "\"" | sort)

track_foregone_exercises=$(jq '.foregone[]' "$config_file_path" | tr -d "\"")

track_deprecated_exercises=$(jq '.exercises[] | select(has("deprecated")) | .slug' "$config_file_path" | tr -d "\"")

for path_to_exercise in ${path_to_problem_specifications}/exercises/*; do

if [[ -d "$path_to_exercise" ]]; then

if [[ -f "$path_to_exercise"/.deprecated ]]; then

continue

fi

exercise_name=$(echo "$path_to_exercise" | sed "s/.*\///")

problem_spec_exercises="$problem_spec_exercises $exercise_name"

fi

if ! [[ -f "$HOME/.exercism-version-update-issue-script-settings.sh" ]]; then

echo "Create a file named \".exercism-version-update-issue-script-settings.sh\""

echo "with the following variables and put in in your home directory"

echo "TOKEN=\"your_token\""

echo "OWNER=\"repo_owner\""

echo "REPO=\"repo_name\""

. "$HOME/.exercism-version-update-issue-script-settings.sh"

if [[ -z "$TOKEN" ]]; then

echo "Please insert your personal token into \".exercism-version-update-issue-script-settings.sh\"."

exit 1

elif [[ -z "$OWNER" ]]; then

echo "Please insert the repo owner into \".exercism-version-update-issue-script-settings.sh\"."

exit 1

elif [[ -z "$REPO" ]]; then

echo "Please insert the name of the repo into \".exercism-version-update-issue-script-settings.sh\"."

exit 1

open_issues=$(curl --silent -HAuthorization:token\ ${TOKEN} https://api.github.com/repos/${OWNER}/${REPO}/issues\?state=open\&labels=implement+exercise | jq -r '.[] |(.title | split(":")[0]) + " Issue Title: " + .title + " (" + (.comments|tostring) +" comments)" + ", URL: " + .html_url')

count=0

for exercise in $problem_spec_exercises; do

if echo "$track_exercise_slugs" | grep -q "$exercise" ; then

continue

elif echo "$track_deprecated_exercises" | grep -q "$exercise"; then

continue

elif echo "$track_foregone_exercises" | grep -q "$exercise"; then

continue

fi

(( count+=1 ))

if echo "$open_issues" | grep --quiet "^$exercise "; then

echo ">>>>> $exercise: implement exercise"

echo "The following issue(s) are currently open for exercise $exercise in ${REPO} with label <implement exercise>:"

echo "$open_issues" | grep "^$exercise " | cut -d' ' -f2-

echo "Please check manually if a new issue may be opened."

read -p "Press enter to continue."

echo

continue

else

printf ">>>>> Exercise $exercise is not yet implemented in the Java track.\n"

title="$exercise: implement exercise"

body="The exercise **$exercise** has not been implemented yet for the Java track. \nThe description of the exercise can be found in the [problem specification repository](https://github.com/exercism/problem-specifications/tree/master/exercises/$exercise). \n\nHow to implement a new exercise for the Java track is described in detail in [CONTRIBUTING.md](https://github.com/exercism/java/blob/master/CONTRIBUTING.md#adding-a-new-exercise). Please have a look there first before starting working on the exercise. \nAlso please make sure it is clear that you are currently working on this issue, either by asking to be assigned to it, or by opening an empty PR. \n\nWhen opening an PR, please reference this issue using any of the [closing keywords](https://help.github.com/en/articles/closing-issues-using-keywords). \n\nIf you have had a look at the exercise description and you concluded that the exercise might not be possible to implement in the Java language, please leave a comment and describe the problem. \n\nIn case you have any further questions, feel free to ask here. \n"

labels='"help wanted", "implement exercise", "enhancement"'

response=""

while [[ $response != "y" && $response != "n" ]]; do

read -r -p "Do you want to publish this new issue for exercise $exercise with title: $title? [y/n] " response

done

echo

if [[ $response == "y" ]]; then

printf ">>>>> Generating new issue for exercise $exercise with title: ${title}\n"

curl --fail --silent -H 'Content-Type: application/json' -H 'Authorization: token '"$TOKEN"'' -X POST -d '{"title": "'"$title"'", "body": "'"$body"'", "labels": ['"$labels"']}' https://api.github.com/repos/${OWNER}/${REPO}/issues | jq -r '"New issue created at: " + .html_url'

read -p "Press enter to continue."

echo

if [[ "$?" != "0" ]]; then

echo ">>>>> Issue submission failed. Exit 1"

exit 1

fi

fi

fi

echo "Total: $count exercises unimplemented."

echo "All exercises checked."

exit 0