#!/bin/sh
set -e

GENESIS_FILE="/app/genesis.json"
DATADIR="/data"

# Initialize geth datadir if not already done
if [ ! -d "$DATADIR/geth/chaindata" ]; then
  echo "Initializing geth datadir with genesis block..."
  geth init --datadir "$DATADIR" "$GENESIS_FILE"
fi

# Import admin private key if provided and no accounts exist yet
if [ -n "$ADMIN_PRIVATE_KEY" ]; then
  EXISTING_ACCOUNTS=$(geth account list --datadir "$DATADIR" 2>/dev/null || true)
  if [ -z "$EXISTING_ACCOUNTS" ]; then
    echo "Importing admin private key..."
    TMPKEY=$(mktemp)
    echo "$ADMIN_PRIVATE_KEY" > "$TMPKEY"
    geth account import --datadir "$DATADIR" --password /dev/null --lightkdf "$TMPKEY"
    rm -f "$TMPKEY"
  else
    echo "Account(s) already exist, skipping import."
  fi
fi

echo "Starting geth node..."
exec geth \
  --datadir "$DATADIR" \
  --networkid 8888 \
  --http \
  --http.addr 0.0.0.0 \
  --http.port 8545 \
  --http.api eth,net,web3,personal,txpool \
  --http.corsdomain "*" \
  --http.vhosts "*" \
  --ws \
  --ws.addr 0.0.0.0 \
  --ws.port 8546 \
  --ws.api eth,net,web3 \
  --ws.origins "*" \
  --mine \
  --miner.etherbase "$ADMIN_ADDRESS" \
  --unlock "$ADMIN_ADDRESS" \
  --password /dev/null \
  --allow-insecure-unlock \
  --nodiscover \
  --maxpeers 0 \
  --syncmode full \
  --gcmode archive