#!/bin/bash
# SPDX-License-Identifier: EPL-1.0
##############################################################################
# Copyright (c) 2017 The Linux Foundation and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Eclipse Public License v1.0
# which accompanies this distribution, and is available at
# http://www.eclipse.org/legal/epl-v10.html
#
##############################################################################

# List of files exclude
declare -a excludes=("releng-defaults.yaml"
                     "releng-macros.yaml")

TEMP="/tmp/tmp.yaml"
mod=0
count=0

function usage {
    echo "Usage: $(basename $0) options (-n [next release]) (-c [current release]) (-p [previous release]) -h for help";
    exit 1;
}

if ( ! getopts ":n:c:p:h" opt ); then
    usage;
fi

while getopts ":n:c:p:h" opt; do
    case $opt in
        n)
            new_reltag=$OPTARG
            ;;
        c)
            curr_reltag=$OPTARG
            ;;
        p)
            prev_reltag=$OPTARG
            ;;
        \?)
            echo "Invalid option: -$OPTARG" >&2
            exit 1
            ;;
        h)
            usage
            ;;
        :)
            echo "Option -$OPTARG requires an argument." >&2
            exit 1
            ;;
    esac
done

echo "Start Branch Cutting:"

while IFS="" read -r y; do
    found=0
    for f in "${excludes[@]}"; do
        if [[ $y =~ $f && $found -eq 0 ]]; then
            found=1
            break
        fi
    done
    if [[ $found -eq 1 ]]; then
        echo "Ignore file $y found in excludes list"
    else
        ./branch_cut.awk -v new_reltag="$new_reltag" -v curr_reltag="$curr_reltag" -v prev_reltag="$prev_reltag" "$y" > "$TEMP"
        [[ ! -s "$TEMP" ]] && echo "$y: excluded"
        [[ -s "$TEMP" ]] && mv "$TEMP" "$y" && echo "$y: Done" && let "mod++"
        let "count++"
    fi
done < <(find ../../jjb -name "*.yaml")

echo "Modified $mod out of $count files"
echo "Completed"