#!/bin/sh
#
# moving mail rules for notmuch
#
# the moving of mails is adapted from:
# https://github.com/abcdw/rde/blob/master/rde/features/mail.scm
alias nmsearch="$(command -v notmuch) search --exclude=false --output=files -- not folder:queued and"

# move out untagged messages
move_out() {
    for tag in inbox sent trash spam; do
        # if the $tag was removed, but the file still is in the folder, move it out
        for f in $(nmsearch path:"/.*\/${tag}\//" and not tag:"$tag" | grep "/${tag}/"); do
            new=$(echo "$f" | sed "s;/${tag}/;/all/;" | sed 's/,U=[0-9]*:/:/')
            [ -f "$f" ] && mv -v "$f" "$new"
        done
    done
}

# move in tagged messages
move_in() {
    for tag in inbox sent trash spam; do
        # if the $tag was added, and the file is not on the folder, move it in
        for f in $(nmsearch not path:"/.*\/${tag}\//" and tag:"$tag"); do
            new=$(echo "$f" | sed "s;/[[:alnum:]]*/cur/;/${tag}/cur/;" | sed 's/,U=[0-9]*:/:/')
            [ -f "$f" ] && mv -v "$f" "$new"
        done
    done
}

case $1 in
    out) move_out ;;
    in) move_in ;;
    *) move_out
       move_in
       ;;
esac