import

#!/usr/bin/env bash
set -eu -o pipefail

die() {
    local exitcode="$1"; shift
    echo 1>&2 "$@"
    exit "$exitcode"
}

warn() { echo 1>&2 "$@"; }

check_submodules() {
    count=$(git submodule status --recursive | sed -n -e '/^[^ ]/p' | wc -l)
    [[ $count -eq 0 ]] || {
        warn "$count Git submodules are not up to date"
        warn 'Run `git submodule update --init`?'
    }
    [[ -x $gcf ]] || die 3 "Canot find $gcf"
}

[[ ${#@} -gt 0 ]] || die 2 "Usage: import <revisiondate>"
rev="$1"; shift
[[ ${#@} -eq 0 ]] || die 2 "Usage: import <revisiondate>"

gcf=git-commit-filetree/bin/git-commit-filetree
file="$rev.7z"  # previously was .zip
url="http://takeda-toshiya.my.coocan.jp/common/history/$file"

command cd -P $(dirname "$0")
check_submodules
mkdir -p .build/

echo "----- Downloading: $url"
curl --fail --create-dirs -o ".build/$file" "$url"

echo "----- Extracting $file"
rm -rf ".build/$rev"
(cd .build && p7zip -d "$file")
#echo "----- Committing $rev on vendor branch"
GIT_COMMIT_MESSAGE=$(printf "Import CSCP version $rev\n\nFrom: $url") \
    git-commit-filetree/bin/git-commit-filetree vendor ".build/$rev"