[Unit]
Description=MYP Kiosk Browser Autostart (Chromium HTTPS)
Documentation=https://github.com/MYP-Druckerverwaltung
After=graphical-session.target myp-https.service
Wants=myp-https.service
Requires=graphical-session.target

[Service]
Type=simple
User=kiosk
Group=kiosk
Environment=DISPLAY=:0
Environment=XAUTHORITY=/home/kiosk/.Xauthority
WorkingDirectory=/home/kiosk

# Warte auf HTTPS-Backend und starte dann Chromium
ExecStartPre=/bin/bash -c 'echo "Warte auf HTTPS Backend..."; for i in {1..60}; do if curl -k -s https://localhost:443 >/dev/null 2>&1; then echo "HTTPS Backend erreichbar"; break; fi; echo "Warte... ($i/60)"; sleep 2; done'
ExecStart=/bin/bash -c '\
    # Bildschirmauflösung ermitteln \
    RESOLUTION=$(DISPLAY=:0 xrandr 2>/dev/null | grep "*" | head -1 | awk "{print \$1}" || echo "1920x1080"); \
    WIDTH=$(echo $RESOLUTION | cut -d"x" -f1); \
    HEIGHT=$(echo $RESOLUTION | cut -d"x" -f2); \
    echo "Erkannte Auflösung: ${WIDTH}x${HEIGHT}"; \
    \
    # Bildschirmschoner deaktivieren \
    DISPLAY=:0 xset s off; \
    DISPLAY=:0 xset s noblank; \
    DISPLAY=:0 xset -dpms; \
    \
    # Mauszeiger verstecken \
    DISPLAY=:0 unclutter -idle 0.1 -root -noevents & \
    \
    # Chromium Kiosk-Modus starten \
    if command -v chromium >/dev/null 2>&1; then \
        BROWSER="chromium"; \
    elif command -v chromium-browser >/dev/null 2>&1; then \
        BROWSER="chromium-browser"; \
    else \
        echo "Kein Chromium gefunden - verwende Firefox"; \
        BROWSER="firefox-esr"; \
    fi; \
    \
    echo "Starte $BROWSER im Kiosk-Modus..."; \
    \
    if [[ "$BROWSER" == "chromium"* ]]; then \
        exec $BROWSER \
            --kiosk \
            --no-sandbox \
            --disable-infobars \
            --disable-session-crashed-bubble \
            --disable-restore-session-state \
            --disable-features=TranslateUI \
            --disable-extensions \
            --disable-plugins \
            --disable-popup-blocking \
            --disable-prompt-on-repost \
            --disable-sync \
            --disable-translate \
            --noerrdialogs \
            --no-first-run \
            --no-default-browser-check \
            --autoplay-policy=no-user-gesture-required \
            --start-fullscreen \
            --start-maximized \
            --window-size=${WIDTH},${HEIGHT} \
            --window-position=0,0 \
            --user-data-dir=/home/kiosk/.chromium-kiosk \
            --disable-background-mode \
            --force-device-scale-factor=1.0 \
            --disable-pinch \
            --overscroll-history-navigation=0 \
            --disable-dev-shm-usage \
            --memory-pressure-off \
            --max_old_space_size=512 \
            --disable-background-timer-throttling \
            --disable-backgrounding-occluded-windows \
            --disable-renderer-backgrounding \
            --disable-features=VizDisplayCompositor \
            --enable-features=OverlayScrollbar \
            --hide-scrollbars \
            --ignore-certificate-errors \
            --ignore-ssl-errors \
            --ignore-certificate-errors-spki-list \
            --disable-web-security \
            --allow-running-insecure-content \
            --unsafely-treat-insecure-origin-as-secure=https://localhost:443 \
            https://localhost:443; \
    else \
        exec firefox-esr \
            --kiosk \
            --width=${WIDTH} \
            --height=${HEIGHT} \
            https://localhost:443; \
    fi'

Restart=always
RestartSec=15
StartLimitBurst=3
StartLimitInterval=300

# Logging
StandardOutput=journal
StandardError=journal
SyslogIdentifier=myp-kiosk

[Install]
WantedBy=graphical-session.target