# source me to enable tools

TOOLSPATH=$( readlink -f $( dirname "$BASH_SOURCE" ) )

PATH=$PATH:"$TOOLSPATH"/bin
[[ "$1" = "-f" ]] && PATH="$TOOLSPATH"/bin:$PATH

# remove duplicate path
PATH=$( echo $PATH | awk -F: '{for (i=1;i<=NF;i++) { if ( !x[$i]++ ) printf("%s:",$i); }}' | sed 's,:\+$,,g' )
export PATH

. "$TOOLSPATH"/qcd_function
[[ -f "$TOOLSPATH"/tsv/tsvkit.sh ]] && . "$TOOLSPATH"/tsv/tsvkit.sh &>/dev/null

function _self_update() {
    touch "$TOOLSPATH"/.lastupdate
    pushd "$TOOLSPATH" > /dev/null
    [[ "$1" = "-u" ]] && {
        hg pull -u https://bitbucket.org/MoonQ/tools
    } || {
        timeout 10 hg pull -u https://bitbucket.org/MoonQ/tools > /dev/null 2>&1
    }
    popd > /dev/null
    # ncsv update
    [[ -d "$TOOLSPATH"/ncsv ]] && {
        pushd "$TOOLSPATH"/ncsv > /dev/null
        [[ "$1" = "-u" ]] && {
            hg pull -u
            
        } || {
            timeout 10 hg pull -u > /dev/null 2>&1
        }
        ln -sfT ../ncsv/ncsv/ncsv.py "$TOOLSPATH"/bin/ncsv
        popd > /dev/null
    }
}

function _check_ncsv() {
    [[ -d "$TOOLSPATH"/ncsv ]] || {
        hg clone https://bitbucket.org/MoonQ/ncsv "$TOOLSPATH"/ncsv
        ln -sfT ../ncsv/ncsv/ncsv.py "$TOOLSPATH"/bin/ncsv
    }
}

# install ncsv if necessary
which ncsv > /dev/null 2>&1 || _check_ncsv > /dev/null 2>&1
unset -f _check_ncsv

[[ "$1" = "-u" ]] && { 
    _self_update -u
    unset -f _self_update
}
# Update self weekly,
# if folder writable, if repository, if an interactive terminal, if not updated the last week
TOOLS_TO_UPDATE=1
[[ -w "$TOOLSPATH" ]] || TOOLS_TO_UPDATE=0
[[ -w "$TOOLSPATH"/.hg ]] || TOOLS_TO_UPDATE=0
[[ -t 0 ]] || TOOLS_TO_UPDATE=0
[[ -t 1 ]] || TOOLS_TO_UPDATE=0
[[ -t 2 ]] || TOOLS_TO_UPDATE=0
[[ -f "$TOOLSPATH"/.lastupdate ]] || touch -t 0101010101 "$TOOLSPATH"/.lastupdate 2> /dev/null
[[ -w "$TOOLSPATH"/.lastupdate ]] || TOOLS_TO_UPDATE=0

if [ $TOOLS_TO_UPDATE -eq 1 ]; then 
  TOOLS_LASTUPDATE=$( "$TOOLSPATH"/bin/file-age "$TOOLSPATH"/.lastupdate d )
  [[ "$TOOLS_LASTUPDATE" -gt 7 ]] && _self_update 
  unset TOOLS_LASTUPDATE
fi
unset TOOLS_TO_UPDATE
unset -f _self_update