#!/bin/bash
set -e
CHAIN_ID="genex-testnet-1"
DENOM="agnx"
HOME_DIR="/home/genex/.genexd"
KEYRING="test"
GENESIS="$HOME_DIR/config/genesis.json"

echo "[1/6] Initializing chain..."
genexd init "genex-us-east-1" --chain-id "$CHAIN_ID" --home "$HOME_DIR"

echo "[2/6] Patching genesis for Genex denom (agnx)..."
# Replace default denoms with agnx
cat "$GENESIS" | jq '
  # EVM module: set denom to agnx
  .app_state.evm.params.evm_denom = "agnx" |
  .app_state.evm.params.extended_denom_options.extended_denom = "agnx" |
  # Staking: bond denom
  .app_state.staking.params.bond_denom = "agnx" |
  # Mint: mint denom
  .app_state.mint.params.mint_denom = "agnx" |
  # Gov: min deposit denom
  .app_state.gov.params.min_deposit[0].denom = "agnx" |
  .app_state.gov.params.expedited_min_deposit[0].denom = "agnx" |
  # Bank: add denom metadata for agnx (18 decimals for EVM compat)
  .app_state.bank.denom_metadata = [{
    "description": "The native staking and gas token of Genex Chain",
    "denom_units": [
      {"denom": "agnx", "exponent": 0, "aliases": ["attoGNX"]},
      {"denom": "GNX",  "exponent": 18, "aliases": []}
    ],
    "base": "agnx",
    "display": "GNX",
    "name": "Genex Token",
    "symbol": "GNX"
  }] |
  # FeeMarket: use zero gas for dev
  .app_state.feemarket.params.min_gas_price = "0.000000000000000000" |
  .app_state.feemarket.params.base_fee = "1000000000.000000000000000000"
' > "${GENESIS}.tmp" && mv "${GENESIS}.tmp" "$GENESIS"

echo "[3/6] Creating validator key..."
genexd keys add validator --keyring-backend "$KEYRING" --home "$HOME_DIR" 2>&1

echo "[4/6] Adding genesis account..."
ADDR=$(genexd keys show validator -a --keyring-backend "$KEYRING" --home "$HOME_DIR")
genexd genesis add-genesis-account "$ADDR" "500000000000000000000000000${DENOM}" --home "$HOME_DIR" --keyring-backend "$KEYRING"

echo "[5/6] Creating genesis transaction..."
genexd genesis gentx validator "250000000000000000000000000${DENOM}" \
    --chain-id "$CHAIN_ID" \
    --moniker "genex-us-east-1" \
    --commission-rate "0.10" \
    --commission-max-rate "0.20" \
    --commission-max-change-rate "0.01" \
    --min-self-delegation "1" \
    --keyring-backend "$KEYRING" \
    --home "$HOME_DIR"

echo "[6/6] Collecting genesis transactions and validating..."
genexd genesis collect-gentxs --home "$HOME_DIR"

# Configure node
sed -i "s/minimum-gas-prices = \"\"/minimum-gas-prices = \"0${DENOM}\"/" "$HOME_DIR/config/app.toml"
# Enable API
sed -i "/\[api\]/,/\[/ s/enable = false/enable = true/" "$HOME_DIR/config/app.toml"
# Enable JSON-RPC
sed -i "/\[json-rpc\]/,/\[/ s/enable = false/enable = true/" "$HOME_DIR/config/app.toml"
sed -i "s/address = \"127.0.0.1:8545\"/address = \"0.0.0.0:8545\"/" "$HOME_DIR/config/app.toml"
sed -i "s/ws-address = \"127.0.0.1:8546\"/ws-address = \"0.0.0.0:8546\"/" "$HOME_DIR/config/app.toml"
# CORS
sed -i "s/cors_allowed_origins = \[\]/cors_allowed_origins = [\"*\"]/" "$HOME_DIR/config/config.toml"
sed -i "s/laddr = \"tcp:\/\/127.0.0.1:26657\"/laddr = \"tcp:\/\/0.0.0.0:26657\"/" "$HOME_DIR/config/config.toml"
# Set EVM chain ID
sed -i "s/evm-chain-id = 262144/evm-chain-id = 8888/" "$HOME_DIR/config/app.toml" 2>/dev/null || true

echo ""
echo "Genesis initialization complete!"
echo "Chain ID: $CHAIN_ID"
echo "Validator: $ADDR"
echo "EVM Chain ID: 8888"
echo "Denom: $DENOM (GNX, 18 decimals)"