#!/bin/bash

# Remote Solo Mining Script for RinCoin
# Connects to RinCoin node over network/RPC

# Configuration
RPC_HOST="127.0.0.1"  # Change to your server IP for remote access
RPC_PORT="9556"
RPC_USER="rinrpc"
RPC_PASS="745ce784d5d537fc06105a1b935b7657903cfc71a5fb3b90"

echo "=== Remote RinCoin Solo Mining Setup ==="
echo "RPC Host: $RPC_HOST:$RPC_PORT"
echo ""

# Test RPC connection
echo "Testing RPC connection..."
RPC_RESPONSE=$(curl -s --user "$RPC_USER:$RPC_PASS" \
  -H 'content-type: text/plain' \
  --data '{"jsonrpc":"1.0","id":"curl","method":"getblockchaininfo","params":[]}' \
  "http://$RPC_HOST:$RPC_PORT/")

if [[ $RPC_RESPONSE == *"error"* ]]; then
    echo "❌ Error: Could not connect to RinCoin RPC!"
    echo "Response: $RPC_RESPONSE"
    echo ""
    echo "Check:"
    echo "1. RinCoin node is running"
    echo "2. RPC port $RPC_PORT is accessible"
    echo "3. Firewall allows connections to port $RPC_PORT"
    exit 1
fi

echo "✅ RPC connection successful!"
echo ""

# Get wallet address via RPC
echo "Getting wallet address..."
WALLET_RESPONSE=$(curl -s --user "$RPC_USER:$RPC_PASS" \
  -H 'content-type: text/plain' \
  --data '{"jsonrpc":"1.0","id":"curl","method":"getnewaddress","params":[]}' \
  "http://$RPC_HOST:$RPC_PORT/")

RIN_ADDRESS=$(echo "$WALLET_RESPONSE" | grep -o '"result":"[^"]*"' | cut -d'"' -f4)

if [ -z "$RIN_ADDRESS" ]; then
    echo "❌ Error: Could not get RinCoin address!"
    echo "Response: $WALLET_RESPONSE"
    echo ""
    echo "Make sure wallet 'main' exists:"
    echo "curl --user $RPC_USER:$RPC_PASS -H 'content-type: text/plain' --data '{\"jsonrpc\":\"1.0\",\"id\":\"curl\",\"method\":\"createwallet\",\"params\":[\"main\"]}' http://$RPC_HOST:$RPC_PORT/"
    exit 1
fi

echo "✅ RinCoin Address: $RIN_ADDRESS"
echo ""

# Check node sync status
SYNC_RESPONSE=$(curl -s --user "$RPC_USER:$RPC_PASS" \
  -H 'content-type: text/plain' \
  --data '{"jsonrpc":"1.0","id":"curl","method":"getblockchaininfo","params":[]}' \
  "http://$RPC_HOST:$RPC_PORT/")

SYNC_STATUS=$(echo "$SYNC_RESPONSE" | grep -o '"initialblockdownload":[^,]*' | cut -d':' -f2 | tr -d ' ')

if [ "$SYNC_STATUS" = "true" ]; then
    echo "⚠️  WARNING: Node is still syncing (initialblockdownload: true)"
    echo "Solo mining may not work properly until sync is complete."
    echo ""
fi

echo "Starting remote solo mining with cpuminer-opt-rin..."
echo "Algorithm: rinhash"
echo "Target: RinCoin node at $RPC_HOST:9555"
echo "Wallet: $RIN_ADDRESS"
echo ""
echo "Press Ctrl+C to stop mining"
echo ""

# Start solo mining (connect to P2P port, not RPC)
sudo docker exec -it amd-strix-halo-llama-rocm bash -c "/mnt/dl/rinhash/cpuminer-opt-rin/cpuminer -a rinhash -o stratum+tcp://$RPC_HOST:9555 -u $RIN_ADDRESS -p x -t 32"