#!/bin/bash

# Print the logo
print_logo() {
    cat << "EOF"

                                                                                                     
    ██                                                                                               
  █   ██                                                                                             
    ██    ██████    █████         ██    █████     █████     ████    ██        █████         ██       
         ██    ██  ██   ███  ███████   ██   ██   ██   ██       ██  ████████  ██    ██  ███████       
         █████     ██████   ██    ██   ██████    ██      ████████   ██   █   ███████   ██   ██       
         ██        ██████    ███████   ██████    ██       ██████    ██████   ██████    ███████       
                                                                                                     

EOF
}

# Clear screen and show logo
clear
print_logo

COREDESKTOP="$HOME/.local/share/coredesktop"

echo "Updating CoreDesktop..."
if [[ -z "$UPDATE_REEXECED" ]] && ! git -C "$COREDESKTOP" pull; then
    echo "WARNING: could not pull the latest CoreDesktop; running the update hooks already on disk."
    export UPDATE_PULL_FAILED=1
fi
mkdir -p "$COREDESKTOP/updates.d"
# --remove-destination replaces copies left root-owned by older versions of this script
cp --remove-destination "$COREDESKTOP/update" ~/.local/bin/update
cp --remove-destination "$COREDESKTOP/refresh" ~/.local/bin/refresh

if [[ -z "$UPDATE_REEXECED" ]]; then
    export UPDATE_REEXECED=1
    exec ~/.local/bin/update
fi

FAILED=()
[[ -n "$UPDATE_PULL_FAILED" ]] && FAILED+=("git pull")

# Each hook runs in its own subshell so a cd, set -e, exit, or stray variable
# in one hook can't leak into or abort the hooks after it.
for plugin in "$COREDESKTOP/updates.d/"*.sh; do
    [ -f "$plugin" ] || continue
    (
        unset -f is_installed run_update
        source "$plugin"
        if declare -f run_update > /dev/null; then
            if ! declare -f is_installed > /dev/null || is_installed; then
                run_update
            fi
        fi
    )
    # Checked separately: under `( ... ) ||`, bash would ignore set -e inside the hook
    [ $? -eq 0 ] || FAILED+=("$(basename "$plugin")")
done

if (( ${#FAILED[@]} > 0 )); then
    echo "Done, with errors in: ${FAILED[*]}"
    exit 1
fi

echo "Done."