#!/bin/bash
# Test Display Manager functionality

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
EVENT_FILE="$PROJECT_ROOT/src/current_event.json"

echo "🧪 Testing Display Manager"
echo "========================="
echo ""

# Function to create test event
create_test_event() {
    local event_type=$1
    echo "📝 Creating test event: $event_type"
    
    case $event_type in
        "presentation")
            cat > "$EVENT_FILE" <<EOF
{
  "id": 999,
  "title": "Test Presentation with Impressive",
  "start": "2025-01-01 00:00:00",
  "end": "2025-12-31 23:59:59",
  "presentation": {
    "type": "slideshow",
    "files": [
      {
        "name": "LPUV4I_Folien_Nowitzki_Bewertungskriterien.pptx",
        "url": "http://example.com/test.pptx"
      }
    ],
    "auto_advance": true,
    "slide_interval": 5,
    "loop": true
  }
}
EOF
            ;;
        "webpage")
            cat > "$EVENT_FILE" <<EOF
{
  "id": 998,
  "title": "Test Webpage",
  "start": "2025-01-01 00:00:00",
  "end": "2025-12-31 23:59:59",
  "web": {
    "url": "https://www.wikipedia.org"
  }
}
EOF
            ;;
        "video")
            cat > "$EVENT_FILE" <<EOF
{
  "id": 997,
  "title": "Test Video",
  "start": "2025-01-01 00:00:00",
  "end": "2025-12-31 23:59:59",
  "video": {
    "url": "https://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4",
    "loop": false
  }
}
EOF
            ;;
        "none")
            echo "📝 Removing event file (no active event)"
            rm -f "$EVENT_FILE"
            ;;
    esac
    
    if [ -f "$EVENT_FILE" ]; then
        echo "✅ Event file created:"
        cat "$EVENT_FILE"
    fi
    echo ""
}

# Function to check if display manager is running
check_display_manager() {
    if pgrep -f "display_manager.py" > /dev/null; then
        echo "✅ Display Manager is running"
        echo "   PID: $(pgrep -f display_manager.py)"
        return 0
    else
        echo "❌ Display Manager is NOT running"
        return 1
    fi
}

# Function to check for display processes
check_display_processes() {
    echo "🔍 Active display processes:"
    
    # Check for LibreOffice
    if pgrep -f "libreoffice.*impress" > /dev/null; then
        echo "   📊 LibreOffice Impress: PID $(pgrep -f 'libreoffice.*impress')"
    fi
    
    # Check for browsers
    if pgrep -f "chromium.*kiosk" > /dev/null; then
        echo "   🌐 Chromium (kiosk): PID $(pgrep -f 'chromium.*kiosk')"
    fi
    
    # Check for video players
    if pgrep -f "vlc" > /dev/null; then
        echo "   🎬 VLC: PID $(pgrep -f 'vlc')"
    fi
    
    if pgrep -f "mpv" > /dev/null; then
        echo "   🎬 MPV: PID $(pgrep -f 'mpv')"
    fi
    
    # Check for PDF viewers
    if pgrep -f "evince" > /dev/null; then
        echo "   📄 Evince: PID $(pgrep -f 'evince')"
    fi
    
    # Check for Impressive
    if pgrep -f "impressive" > /dev/null; then
        echo "   📊 Impressive: PID $(pgrep -f 'impressive')"
    fi
    
    echo ""
}

# Main menu
echo "Display Manager Test Menu"
echo "========================="
echo ""
echo "What would you like to test?"
echo "1) Check Display Manager status"
echo "2) Create PRESENTATION test event"
echo "3) Create WEBPAGE test event"
echo "4) Create VIDEO test event"
echo "5) Remove event (no display)"
echo "6) Check active display processes"
echo "7) View current event file"
echo "8) Interactive test (cycle through events)"
echo "9) Exit"
echo ""

read -p "Enter choice [1-9]: " choice

case $choice in
    1)
        check_display_manager
        check_display_processes
        ;;
    2)
        create_test_event "presentation"
        echo "⏱️  Display Manager will pick this up within 5 seconds..."
        ;;
    3)
        create_test_event "webpage"
        echo "⏱️  Display Manager will pick this up within 5 seconds..."
        ;;
    4)
        create_test_event "video"
        echo "⏱️  Display Manager will pick this up within 5 seconds..."
        ;;
    5)
        create_test_event "none"
        echo "⏱️  Display Manager will stop display within 5 seconds..."
        ;;
    6)
        check_display_manager
        check_display_processes
        ;;
    7)
        if [ -f "$EVENT_FILE" ]; then
            echo "📄 Current event file:"
            cat "$EVENT_FILE"
        else
            echo "❌ No event file found"
        fi
        ;;
    8)
        echo "🔄 Interactive test - cycling through event types"
        echo "   Display Manager must be running for this test!"
        echo ""
        check_display_manager || exit 1
        
        echo "1️⃣  Testing PRESENTATION (10 seconds)..."
        create_test_event "presentation"
        sleep 10
        
        echo "2️⃣  Testing WEBPAGE (10 seconds)..."
        create_test_event "webpage"
        sleep 10
        
        echo "3️⃣  Testing NO EVENT (5 seconds)..."
        create_test_event "none"
        sleep 5
        
        echo "4️⃣  Back to PRESENTATION..."
        create_test_event "presentation"
        
        echo "✅ Interactive test complete!"
        ;;
    9)
        echo "👋 Goodbye!"
        exit 0
        ;;
    *)
        echo "❌ Invalid choice"
        exit 1
        ;;
esac