#!/bin/bash

readonly THISSCRIPT=$0
readonly DISTRIB=$1
readonly BRANCH=$2
readonly FOLDER=$3

source /home/vinaigrette/config/config
source /home/vinaigrette/scripts/common.sh

#export DEBSIGN_KEYID
#export DEBFULLNAME
#export DEBEMAIL

# ##### #
# Usage #
# ##### #

function usage()
{
    cat << EOF

Usage:
  $THISSCRIPT <distrib> <branch> <folder>

Arguments:
  <distrib>         buster or bullseye
  <branch>          stable, testing, or unstable
  <folder>          the folder in which to build...
EOF
}


function main()
{
    grep -q "^Codename: $DISTRIB$" $REPO_CONFIG || critical "Invalid distribution $DISTRIB"
    grep -q "^Components: .*$BRANCH.*$" $REPO_CONFIG || critical "Invalid branch $BRANCH"
    [[ -n "$FOLDER" ]] || critical "Need a folder in which to build"

    readonly PKG_DIR=$(readlink -fn $FOLDER)
    readonly ROOT_DIR=$(readlink -fn ${PKG_DIR}/../)
    cd $PKG_DIR

    readonly PACKAGE=$(dpkg-parsechangelog | awk '/^Source: / {print $2}')
    readonly VERSION=$(dpkg-parsechangelog | awk '/^Version: / {print $2}')

    boxed "Building ${PACKAGE} ${VERSION} ..."

    # Architecture-agnostic packages have 'architecture: all' in their control files
    # others have 'architecture: any'
    if grep -q "Architecture: all" $PKG_DIR/debian/control
    then
        archs="all"
    else
        archs="$REPO_ARCHS"
    fi

    for arch in $archs
    do
        sendxmpppy "⏳ Starting build for ${package}/${version} for $DISTRIB/$BRANCH/$ARCH ..."
        if ! build $arch
        then
            sendxmpppy "❌  Failed   build for ${package}/${version} for $DISTRIB/$BRANCH/$ARCH ?!"
            critical "Failed to build ${package}/${version} for $DISTRIB/$BRANCH/$ARCH"
        fi

        if reprepro --waitforlock 6 -b $REPO_DIR -C $BRANCH include $DISTRIB ${ROOT_DIR}/${PACKAGE}_${VERSION}_$arch.changes
        then
            sendxmpppy "✔️  Completed build for ${package}/${version} for $DISTRIB/$BRANCH/$ARCH."
        else
            sendxmpppy "❌ Failed to include change of ${package}/${version} for $DISTRIB/$BRANCH/$ARCH ?!"
        fi
    done
}


function build()
{
    local arch=$1

    if [[ "$arch" == "all" ]]
    then
        local arch_opt=""
    else
        local arch_opt="--host=$arch"
    fi
    
    sbuild $arch_opt -d $DISTRIB # --anything-failed-commands='%s' 
}


[[ "$1" =~ ^-h|--help$ ]] && (usage; exit 0) || main