#!/bin/bash
#debug

# set SSHS to false, if not set
if [ -z ${SSHS+x} ]; then SSHS=false;fi

# check if we are a interactive shell
# https://guide.bash.academy/expansions/
# https://www.tldp.org/LDP/abs/html/refcards.html#AEN22473
if [[ $- = *i* ]] ; then
    #echo "interactive shell" >&2

    # define variables
    [ -z "${USERNAME+x}" ]                  && USERNAME="$USER"
    [ -z "${USEREMAIL+x}" ]                 && USEREMAIL="$USER@$(domainname -f)"
    [ -z "${FULLNAME+x}" ]                  && FULLNAME="$(getent passwd $USER | cut -d ":" -f 5 | cut -d ',' -f 1)"
    [ -z "${GIT_AUTHOR_NAME+x}" ]           && GIT_AUTHOR_NAME=$FULLNAME
    [ -z "${GIT_AUTHOR_EMAIL+x}" ]          && GIT_AUTHOR_EMAIL=$FULLNAME
    [ -z "${GIT_COMMITTER_NAME+x}" ]        && GIT_COMMITTER_NAME=$FULLNAME
    [ -z "${GIT_COMMITTER_EMAIL+x}" ]       && GIT_COMMITTER_EMAIL=$FULLNAME

    [ -z "${MYSHELLCONFIG_SUBPATH+x}" ]     && MYSHELLCONFIG_SUBPATH=".local/myshellconfig"
    [ -z "${MYSHELLCONFIG_BASE+x}" ]        && MYSHELLCONFIG_BASE="${HOME}/${MYSHELLCONFIG_SUBPATH}"
    MYSHELLCONFIG_BASE_PARENT="$(dirname $MYSHELLCONFIG_BASE)"
    [ -z "${MYSHELLCONFIG_LOGDIR+x}" ]      && MYSHELLCONFIG_LOGDIR="${MYSHELLCONFIG_BASE}/logs"
    [ -z "${MYSHELLCONFIG_LOGFILE+x}" ]     && MYSHELLCONFIG_LOGFILE="${MYSHELLCONFIG_LOGDIR}/myshellconfig.log"
    [ -z "${MYSHELLCONFIG_GIT_TIMEOUT+x}" ] && MYSHELLCONFIG_GIT_TIMEOUT=5s
    [ -z "${MYSHELLCONFIG_GIT_CHECKOUT_TIMEOUT+x}" ] && MYSHELLCONFIG_GIT_CHECKOUT_TIMEOUT=20s
    MYSHELLCONFIG_BASH_COMPLETION="${HOME}/${MYSHELLCONFIG_SUBPATH}/bash_completion.d"

    SGIT="git -C ${MYSHELLCONFIG_BASE}" 
    export MYSHELLCONFIG_BASE MYSHELLCONFIG_LOGDIR MYSHELLCONFIG_LOGFILE SGIT MYSHELLCONFIG_VIM_PLUGINS

    cat << EOF >> "${MYSHELLCONFIG_LOGFILE}"
    ------- start -------------- $(date) ---------------8<--

EOF
    # define functions
    ckrepo () {
        # check if remote repo is reachable
        if $( timeout --foreground "${MYSHELLCONFIG_GIT_TIMEOUT}"  $SGIT ls-remote >/dev/null  2>&1) ;then 
            return 0
        else 
            return 1
        fi

    }

    sync_config () {
        local nok=""
        local gco=""
        if which git >/dev/null; then
            echo -n "Sync config with ${MYSHELLCONFIG_GIT_SERVER}: " 1>&2
            # MYSHELLCONFIG_GITCHECKOUTSCRIPT_OPTIONS are options for bin/git-myshellconfig-checkout
            if [ -z ${MYSHELLCONFIG_GIT_CHECKOUTSCRIPT_OPTIONS+x} ]; then
                gco="-h"
            else
                gco="$MYSHELLCONFIG_GIT_CHECKOUTSCRIPT_OPTIONS"
            fi
            ${MYSHELLCONFIG_BASE}/bin/git-myshellconfig-checkout ${gco}|| nok="not " 1>>"${MYSHELLCONFIG_LOGFILE}" 2>&1 
            printf '%s\n' "${nok}synced" 1>&2
            [ -z "$nok"  ] && mkdir -pv "${MYSHELLCONFIG_LOGFILE}"

        else
            echo "git not installed, no configuration possible, please install git" >&2
        fi
    }



        # source git-sync part of myshellconfig
        . "${MYSHELLCONFIG_BASE}/myshell_git_sync"

        # source loading defaults part of myshellconfig
        . "${MYSHELLCONFIG_BASE}/myshell_load_defaults"

    cat << EOF >> "${MYSHELLCONFIG_LOGFILE}"
    --8<--- end ---------------- $(date) ---------------8<--

EOF
fi