#!/bin/bash

export DISPLAY=:0
SCRIPT_DIR=$(dirname "$(readlink -f "$0")")
CSV_FILE="$SCRIPT_DIR/playlist.csv"

time_to_minutes() {
    local hh=$(echo "$1" | cut -d: -f1)
    local mm=$(echo "$1" | cut -d: -f2)
    echo $(( 10#$hh * 60 + 10#$mm ))
}

while true; do
    if [ ! -f "$CSV_FILE" ]; then
        sleep 10
        continue
    fi

    NOW_STR=$(date +"%H:%M")
    NOW=$(time_to_minutes "$NOW_STR")

    tail -n +2 "$CSV_FILE" | while IFS=';' read -r dauer von bis zoom_prozent url; do
    
        dauer=$(echo "$dauer" | tr -d '\r' | xargs)
        von=$(echo "$von" | tr -d '\r' | xargs)
        bis=$(echo "$bis" | tr -d '\r' | xargs)
        zoom_prozent=$(echo "$zoom_prozent" | tr -d '\r' | xargs)
        url=$(echo "$url" | tr -d '\r' | xargs)

        [ -z "$url" ] && continue
        
        if [ -z "$zoom_prozent" ] || [ "$zoom_prozent" -eq 0 ]; then
            zoom_prozent="100"
        fi

        if [ "$zoom_prozent" -eq 100 ]; then
            zoom_factor="1.0"
        elif [ ${#zoom_prozent} -eq 2 ]; then
            zoom_factor="0.$zoom_prozent"
        else
            vorkomma=$(echo "$zoom_prozent" | sed 's/..$//')
            nachkomma=$(echo "$zoom_prozent" | grep -o '..$')
            zoom_factor="${vorkomma}.${nachkomma}"
        fi

        START=$(time_to_minutes "$von")
        END=$(time_to_minutes "$bis")

        IN_WINDOW=0
        if [ $START -le $END ]; then
            if [ $NOW -ge $START ] && [ $NOW -le $END ]; then
                IN_WINDOW=1
            fi
        else
            if [ $NOW -ge $START ] || [ $NOW -le $END ]; then
                IN_WINDOW=1
            fi
        fi

        if [ $IN_WINDOW -eq 1 ]; then
            # Monitor aufwachen lassen & Cursor verstecken erzwingen
            xset s off
            xset s noblank
            xset -dpms
            xset dpms force on
            xsetroot -cursor_name blank

            # Stoppe laufende Instanzen (ohne dieses Skript selbst zu killen)
            pkill -9 -v -f "$$" -f chromium
            pkill -9 -v -f "$$" -f brave

            # ==========================================
            # BROWSER-AUSWAHL (Hier flexibel umschalten)
            # ==========================================
            
            # OPTION A: Brave Browser (Inkl. nativem Cookie-Blocker)
            brave-browser --kiosk --no-first-run --new-window \
              --ignore-certificate-errors \
              --test-type \
              --force-device-scale-factor="$zoom_factor" \
              --user-data-dir=/tmp/brave-kiosk \
              --disk-cache-dir=/tmp/brave-cache --disk-cache-size=1 \
              --enable-features=BraveAdblockCookieListCp \
              --autoplay-policy=no-user-gesture-required \
              "$url" &

            # OPTION B: Chromium (Falls gewünscht, Zeile oben auskommentieren und hier die Raute entfernen)
            #chromium --kiosk --no-first-run --new-window \
            #  --ignore-certificate-errors \
            #  --test-type \
            #  --force-device-scale-factor="$zoom_factor" \
            #  --user-data-dir=/tmp/chromium-kiosk \
            #  --disk-cache-dir=/tmp/chromium-cache --disk-cache-size=1 \
            #  --autoplay-policy=no-user-gesture-required \
            #  --lang=de-DE \
            #  --accept-lang=de-DE,de,en-US,en \
            #  "$url" &

            sleep "$dauer"
        fi
    done
done