#!/bin/bash
# Quick test version to see current status

echo "🔍 Current System Status Check"
echo "=============================="

# Get RAM info
ram_gb=$(free -g | awk '/^Mem:|^Speicher:/{print $2}')
echo "RAM: ${ram_gb}GB"

# Check zram
echo ""
echo "🗜️ zram Status:"
if [[ -e /dev/zram0 ]] && swapon --show | grep -q zram0; then
    zram_size=$(swapon --show | grep zram0 | awk '{print $3}')
    echo "  ✅ Active: $zram_size"
    
    # Calculate optimal
    if [[ $ram_gb -ge 8 ]]; then
        optimal_size=$((ram_gb / 2))
    else
        optimal_size=$((ram_gb * 3 / 4))
    fi
    [[ $optimal_size -lt 2 ]] && optimal_size=2
    
    echo "  📊 Optimal: ${optimal_size}GB"
    
    zram_size_gb=$(echo "$zram_size" | sed 's/[^0-9.]//g' | cut -d. -f1)
    if [[ $zram_size_gb -lt $((optimal_size - 1)) ]] || [[ $zram_size_gb -gt $((optimal_size + 2)) ]]; then
        echo "  ⚠️  Size could be optimized"
    else
        echo "  ✅ Size is optimal"
    fi
else
    echo "  ❌ Not configured"
fi

# Check tmpfs
echo ""
echo "💾 tmpfs Cache Status:"
tmpfs_count=$(mount | grep "tmpfs.*tmpfs-cache" | wc -l)
if [[ $tmpfs_count -gt 0 ]]; then
    echo "  ✅ Active: $tmpfs_count mounts"
    echo "  📁 Mounted caches:"
    mount | grep "tmpfs.*tmpfs-cache" | awk '{print "     " $3 " (" $6 ")"}' | tr -d '()' | head -5
    [[ $tmpfs_count -gt 5 ]] && echo "     ... and $((tmpfs_count - 5)) more"
else
    echo "  ❌ Not configured"
fi

# Check kernel params
echo ""
echo "⚙️ Kernel Parameters:"
if [[ -f /etc/sysctl.d/99-system-optimization.conf ]]; then
    echo "  ✅ Optimization config exists"
    swappiness=$(sysctl -n vm.swappiness 2>/dev/null)
    dirty_ratio=$(sysctl -n vm.dirty_ratio 2>/dev/null)
    echo "  📊 Current: swappiness=$swappiness, dirty_ratio=$dirty_ratio"
    
    # Calculate optimal for this system
    if [[ $ram_gb -ge 16 ]]; then
        opt_swap=1; opt_dirty=3
    elif [[ $ram_gb -le 4 ]]; then
        opt_swap=10; opt_dirty=10
    else
        opt_swap=5; opt_dirty=5
    fi
    echo "  📊 Optimal: swappiness=$opt_swap, dirty_ratio=$opt_dirty"
    
    if [[ "$swappiness" != "$opt_swap" ]] || [[ "$dirty_ratio" != "$opt_dirty" ]]; then
        echo "  ⚠️  Could be optimized"
    else
        echo "  ✅ Optimally configured"
    fi
else
    echo "  ❌ Not optimized"
fi

# Check systemd service
echo ""
echo "🔄 Systemd Service:"
if systemctl is-enabled system-optimization.service &>/dev/null; then
    if systemctl is-active system-optimization.service &>/dev/null; then
        echo "  ✅ Active and enabled"
    else
        echo "  ⚠️  Enabled but not active"
    fi
elif [[ -f /etc/systemd/system/system-optimization.service ]]; then
    echo "  ⚠️  Installed but not enabled"
else
    echo "  ❌ Not installed"
fi

echo ""
echo "✨ Analysis complete!"