#!/bin/bash

# RinCoin Mining Pool Server Startup Script
# Distributes block rewards among multiple miners

echo "=== RinCoin Mining Pool Server ==="
echo ""

# Check if RinCoin node is running
echo "Checking RinCoin node status..."
if ! curl -s -u rinrpc:745ce784d5d537fc06105a1b935b7657903cfc71a5fb3b90 \
    -H 'content-type: text/plain' \
    --data '{"jsonrpc":"1.0","id":"curl","method":"getblockchaininfo","params":[]}' \
    http://127.0.0.1:9556/ > /dev/null; then
    echo "❌ RinCoin node is not running!"
    echo "Start it first with: docker start rincoin-node"
    exit 1
fi

echo "✅ RinCoin node is running"

# Check Python dependencies
echo "Checking Python dependencies..."
python3 -c "import requests, sqlite3" 2>/dev/null || {
    echo "Installing python3-requests..."
    sudo apt-get update && sudo apt-get install -y python3-requests
}

echo "✅ Python dependencies ready"

# Check if port 3333 is already in use
if netstat -tln | grep -q ":3333 "; then
    echo ""
    echo "⚠️  Port 3333 is already in use!"
    echo ""
    echo "🔍 Process using port 3333:"
    sudo netstat -tlnp | grep ":3333 " || echo "Could not determine process"
    echo ""
    echo "🛑 To kill existing process:"
    echo "sudo lsof -ti:3333 | xargs sudo kill -9"
    echo ""
    read -p "Kill existing process and continue? (y/N): " -n 1 -r
    echo
    if [[ $REPLY =~ ^[Yy]$ ]]; then
        echo "Killing processes using port 3333..."
        sudo lsof -ti:3333 | xargs sudo kill -9 2>/dev/null || echo "No processes to kill"
        sleep 2
    else
        echo "Exiting..."
        exit 1
    fi
fi

echo ""
echo "🚀 Starting Mining Pool Server..."
echo "This will distribute block rewards among multiple miners"
echo ""
echo "Pool Features:"
echo "- Multiple miner support"
echo "- Share-based reward distribution"
echo "- Pool fee: 1%"
echo "- Real-time statistics"
echo "- Web dashboard on port 8083"
echo ""

echo "After it starts, miners can connect with:"
echo ""
echo "Option 1: Address as username"
echo "./cpuminer -a rinhash -o stratum+tcp://YOUR_IP:3333 -u rin1qahvvv9d5f3443wtckeqavwp9950wacxfmwv20q -p x"
echo ""
echo "Option 2: Address.workername format"
echo "./cpuminer -a rinhash -o stratum+tcp://YOUR_IP:3333 -u rin1qahvvv9d5f3443wtckeqavwp9950wacxfmwv20q.worker1 -p x"
echo ""
echo "Option 3: Traditional username (rewards to pool address)"
echo "./cpuminer -a rinhash -o stratum+tcp://YOUR_IP:3333 -u username.workername -p x"
echo ""
echo "🌐 Web Dashboard: http://YOUR_IP:8083"
echo "📊 View real-time pool statistics, miners, and blocks"
echo ""
echo "Press Ctrl+C to stop the pool"

# Start the mining pool
python3 MINE/rin/stratum_pool.py