github-workflows-generate

#!/bin/sh

set -e

COLOR_RED='\033[0;31m'          # Red
COLOR_GREEN='\033[0;32m'        # Green
COLOR_YELLOW='\033[0;33m'       # Yellow
COLOR_BLUE='\033[0;94m'         # Blue
COLOR_PURPLE='\033[0;35m'       # Purple
COLOR_OFF='\033[0m'             # Reset

print() {
    printf '%b' "$*"
}

echo() {
    printf '%b\n' "$*"
}

note() {
    printf '%b\n' "${COLOR_YELLOW}🔔  $*${COLOR_OFF}" >&2
}

warn() {
    printf '%b\n' "${COLOR_YELLOW}🔥  $*${COLOR_OFF}" >&2
}

success() {
    printf '%b\n' "${COLOR_GREEN}[✔] $*${COLOR_OFF}" >&2
}

error() {
    printf '%b\n' "${COLOR_RED}💔  $*${COLOR_OFF}" >&2
}

abort() {
    EXIT_STATUS_CODE="$1"
    shift
    printf '%b\n' "${COLOR_RED}💔  $*${COLOR_OFF}" >&2
    exit "$EXIT_STATUS_CODE"
}

run() {
    echo "${COLOR_PURPLE}==>${COLOR_OFF} ${COLOR_GREEN}$@${COLOR_OFF}"
    eval "$@"
}


list_size() {
    printf '%s\n' "$#"
}

is_integer() {
    case "${1#[+-]}" in
        (*[!0123456789]*) return 1 ;;
        ('')              return 1 ;;
        (*)               return 0 ;;
    esac
}

sed_in_place() {
    echo "${COLOR_PURPLE}==>${COLOR_OFF} ${COLOR_GREEN}sed -i $@${COLOR_OFF}"
    sed -i "$@"
}

main() {
    unset GROUP_SIZE

    for arg in "$@"
    do
        case $arg in
            --group-size=*)
                GROUP_SIZE="${1#*=}"
                is_integer "$GROUP_SIZE" || abort 1 "--group-size=<INTEGER>, <INTEGER> must be an integer."
                ;;
        esac
    done

    if [ -z "$GROUP_SIZE" ] ; then
        abort 1 "--group-size=<INTEGER> option must be given."
    fi

    unset AVAILABLE_PACKAGES
    unset YDEPENDED_PACKAGES
    unset NDEPENDED_PACKAGES

    AVAILABLE_PACKAGES=$(find formula -maxdepth 1 -type f -name '*.yml' -exec basename {} .yml \; | sort)

    for item in test d8 v8 skia webrtc pdfium
    do
        AVAILABLE_PACKAGES=$(printf '%s\n' "$AVAILABLE_PACKAGES" | sed "s|^$item$||")
    done

    YDEPENDED_PACKAGES="$(sed -n '/^dep-pkg:/p' formula/*.yml | cut -c10- | tr ' ' '\n' | sort| uniq)"

    printf '%s\n' "YDEPENDED_PACKAGES=$YDEPENDED_PACKAGES"

    AVAILABLE_PACKAGES_COUNT="$(list_size $AVAILABLE_PACKAGES)"

    printf '%s\n' "$AVAILABLE_PACKAGES_COUNT"

    I=0
    J=0
    K=0

    for x in $AVAILABLE_PACKAGES
    do
        I=$(expr "$I" + 1)

        for y in $YDEPENDED_PACKAGES
        do
            if [ "$x" = "$y" ] ; then
                continue 2
            fi
        done

        if [ -z "$NDEPENDED_PACKAGES" ] ; then
            NDEPENDED_PACKAGES="$x"
        else
            NDEPENDED_PACKAGES="$NDEPENDED_PACKAGES $x"
        fi

        K=$(expr "$K" + 1)

        if [ "$I" -eq "$AVAILABLE_PACKAGES_COUNT" ] || [ "$K" -eq "$GROUP_SIZE" ] ; then
            J=$(expr "$J" + 1)

            OUTPUT_FILEPATH=".github/workflows/ci$J.yml"

            NDEPENDED_PACKAGES=$(printf '%s\n' "$NDEPENDED_PACKAGES" | tr ' ' ',')

            printf '\n'

            run cp github-workflows-template              "$OUTPUT_FILEPATH"
            sed_in_place "s/INDEX/$J/"                    "$OUTPUT_FILEPATH"
            sed_in_place "s/PKGLIST/$NDEPENDED_PACKAGES/" "$OUTPUT_FILEPATH"

            unset NDEPENDED_PACKAGES

            K=0
        fi
    done
}

main "$@"