Recursive content search with FZF in LF

lfrc

map ` ${{
    fz=$(grep --line-buffered --color=never -r -n "" * \
        | fzf -d: -e -m -n3.. \
            --preview 'head -$LINES {1} | grep --color=always -i -e "^" -e {q}' --preview-window=noborder \
            --layout=reverse \
        | cut -d: -f1 | sort | uniq)
    if [ -n "$fz" ]; then
        pwd=$PWD
        for f in $fz; do
            d=$(dirname $f)
            n=$(basename $f)
            lf -remote "send $id cd $d"
            lf -remote "send $id glob-select $n"
        done
        lf -remote "send $id cd $pwd"
        lf -remote "send $id select ${fz[0]}"
    fi
}}