# 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
    }
}

function _change_hg_repo() {
    [[ -w "$TOOLSPATH"/.hg ]] || return
    [[ -w "$TOOLSPATH"/.hg/hgrc ]] || return
    grep -q moonq.kapsi.fi/repo/ "$TOOLSPATH"/.hg/hgrc && {
        echo -e "Converting read only repository to bitbucket\n"
        sed 's,\s*default\s*=.*moonq.kapsi.fi.*,default = https://bitbucket.org/MoonQ/tools,' "$TOOLSPATH"/.hg/hgrc \
                | diff  "$TOOLSPATH"/.hg/hgrc -
        sed -i 's,\s*default\s*=.*moonq.kapsi.fi.*,default = https://bitbucket.org/MoonQ/tools,' "$TOOLSPATH"/.hg/hgrc
    }
    grep -q moonq.kapsi.fi/repoz/ "$TOOLSPATH"/.hg/hgrc && {
        echo -e "Converting writable repository to bitbucket\n"
        sed 's,\s*default\s*=.*moonq.kapsi.fi.*,default = ssh://hg@bitbucket.org/MoonQ/tools,' "$TOOLSPATH"/.hg/hgrc \
                | diff  "$TOOLSPATH"/.hg/hgrc -
        echo
        sed -i 's,\s*default\s*=.*moonq.kapsi.fi.*,default = ssh://hg@bitbucket.org/MoonQ/tools,' "$TOOLSPATH"/.hg/hgrc
    }
}
# install ncsv if necessary
which ncsv > /dev/null 2>&1 || _check_ncsv > /dev/null 2>&1
unset -f _check_ncsv

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

_change_hg_repo
unset -f _change_hg_repo

TOOLS_LASTUPDATE=$(( $( date +%s ) - $( stat -c %Y "$TOOLSPATH"/.lastupdate ) ))
[[ "$TOOLS_LASTUPDATE" -gt 604800 ]] && _self_update 
unset TOOLS_LASTUPDATE
unset -f _self_update