#! /bin/sh

if [ $# != 2 ]; then
    echo "Usage: $0 <lowdown> <markdownpage>" >&2
    exit 1
fi
LOWDOWN="$1"
SOURCE="$2"
SECTION="$(basename "$SOURCE" .md | cut -d. -f2-)"
TITLE="$(basename "$(basename "$SOURCE" .md)" ."$SECTION" | tr '[:lower:]' '[:upper:]')"

# First two lines are title, which needs to be turned into NAME for proper manpage
# format.  mrkd used to do this for us, lowdown(1) doesn't.
TITLELINE="$(head -n1 "$SOURCE")"

# Replace lightning-cli with $ lightning-cli but do not replace it if it is preceded with (
# because it is used in the examples to run it in the shell, eg. $(lightning-cli listpeerchannels)
SOURCE=$(tail -n +3 "$SOURCE" | sed -E '
    :a;N;$!ba;
    s#\s*<details>\s*<summary>\s*<span style="font-size: 1\.5em; font-weight: bold;">EXAMPLES</span><br>\s*</summary>#\n\nEXAMPLES\n------------\n#g;
    s#Request:#Request:\n#g;
    s#Response:#Response:\n#g;
    s#(\(lightning-cli)#\x1#ig;
    s#lightning-cli#$ lightning-cli#g;
    s#\x1#(lightning-cli#g;
    s#\*\*Notification (1|2|3)\*\*:#**Notification \1**:\n#g;
')

(echo "NAME"; echo "----"; echo "$TITLELINE"; echo "$SOURCE") | $LOWDOWN -s --out-no-smarty -Tman -m "title:$TITLE" -m "section:$SECTION" -m "source:Core Lightning $VERSION" -m "shiftheadinglevelby:-1"