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Filename : splash-client

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#!/bin/bash -eu

# Seed change is "Initialize system state"
msg=
prev_msg=
while true; do
    sleep 0.5
    msg=$(snap change --abs-time '--last=seed?' |
              awk -F ' +' '$1 == "Doing" { print substr($0, index($0, $4)); exit }') \
                  || true
    if [ "$msg" != "$prev_msg" ] && [ -n "$msg" ]; then
        plymouth display-message --text "$msg"
        prev_msg=$msg
    fi
done