#!/usr/bin/env bash
# -------------------------------------------------------------#
#              Run many checks before commit                   #
# -------------------------------------------------------------#
# Sergio Vaccaro <sergio.vaccaro@istat.it>

#
# Preferences
# --------------------------------------------------------------
PREVENT_COMMIT_IN_MASTER_BRANCH=1
QA=1
# --------------------------------------------------------------

# Redirect output to stderr.
exec 1>&2


# Prevent commits in master branch
# ================================
if [[ 0 -ne "$PREVENT_COMMIT_IN_MASTER_BRANCH" ]]; then
    # See https://stackoverflow.com/questions/40462111/git-prevent-commits-in-master-branch
    branch="$(git rev-parse --abbrev-ref HEAD)"

    if [ "$branch" = "master" ]; then
        echo
        echo "[BEST PRATICE] You can't commit directly to master branch."
        echo
        echo "               You can quickly change to a new branch with the command"
        echo "               git stash && git stash branch newBranch"
        echo "               or to an existing branch with command"
        echo "               git stash && git checkout existingBranch && git stash pop."
        echo
        exit 1
    fi
fi


# Quality assurance
# =================
if [[ 0 -ne "$QA" ]]; then
    source .git/hooks/qa
    #run checks
    echo "Running QA checks"
    qa $(git diff HEAD --name-only --diff-filter=dr | grep \.php$)

    EXIT=$?
    if [ "$EXIT" -ne 0 ]; then
        echo 'Commit unsuccessful because quality errors. Please fix them.'
        exit $EXIT
    fi
fi

exit 0