#!/usr/bin/env bash
# Deploy Canonical LINK Token on ChainID 138
# Note: Cannot deploy to exact canonical address (0x514910771AF9Ca656af840dff83E8264EcF986CA) 
# using CREATE - would require CREATE2 with specific factory and salt.
# This deploys a LINK token with the same interface as canonical LINK.

set -euo pipefail

# Load IP configuration
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
source "${PROJECT_ROOT}/config/ip-addresses.conf" 2>/dev/null || true


SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
CYAN='\033[0;36m'
NC='\033[0m'

log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
log_success() { echo -e "${GREEN}[✓]${NC} $1"; }
log_warn() { echo -e "${YELLOW}[⚠]${NC} $1"; }
log_error() { echo -e "${RED}[✗]${NC} $1"; }
log_section() { echo -e "\n${CYAN}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"; echo -e "${CYAN}$1${NC}"; echo -e "${CYAN}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}\n"; }

# Load environment
if [ -f "$PROJECT_ROOT/smom-dbis-138/.env" ]; then
    source "$PROJECT_ROOT/smom-dbis-138/.env" 2>/dev/null || true
fi

RPC_URL="${RPC_URL:-${RPC_URL_138:-http://${RPC_ALLTRA_1:-192.168.11.250}:8545}}"
PRIVATE_KEY="${PRIVATE_KEY:-}"
CANONICAL_LINK="0x514910771AF9Ca656af840dff83E8264EcF986CA"

log_section "Deploy Canonical LINK Token on ChainID 138"

if [ -z "$PRIVATE_KEY" ]; then
    log_error "PRIVATE_KEY not found in environment"
    exit 1
fi

DEPLOYER=$(cast wallet address "$PRIVATE_KEY" 2>/dev/null || echo "")
if [ -z "$DEPLOYER" ]; then
    log_error "Failed to derive deployer address from PRIVATE_KEY"
    exit 1
fi

log_info "Configuration:"
log_info "  RPC URL: $RPC_URL"
log_info "  Deployer: $DEPLOYER"
log_info "  Canonical LINK (Mainnet): $CANONICAL_LINK"
log_info ""

# Check if canonical address already has code
log_info "Checking canonical address on ChainID 138..."
EXISTING_CODE=$(cast code "$CANONICAL_LINK" --rpc-url "$RPC_URL" 2>/dev/null || echo "")
CODE_SIZE=$(echo -n "$EXISTING_CODE" | wc -c 2>/dev/null || echo "0")

if [ "$CODE_SIZE" -gt 10 ]; then
    log_warn "Contract already exists at canonical address $CANONICAL_LINK"
    log_info "Code size: $CODE_SIZE bytes"
    
    # Check if it's a LINK token
    NAME=$(cast call "$CANONICAL_LINK" "name()(string)" --rpc-url "$RPC_URL" 2>/dev/null || echo "")
    SYMBOL=$(cast call "$CANONICAL_LINK" "symbol()(string)" --rpc-url "$RPC_URL" 2>/dev/null || echo "")
    
    if [ -n "$NAME" ] && [ "$NAME" = "Chainlink Token" ]; then
        log_success "✓ Canonical LINK token already deployed!"
        log_info "  Name: $NAME"
        log_info "  Symbol: $SYMBOL"
        log_info ""
        log_success "Deployment not needed - token already exists at canonical address"
        exit 0
    else
        log_warn "Contract exists but may not be LINK token (Name: $NAME)"
    fi
else
    log_warn "⚠ Cannot deploy to canonical address using CREATE deployment"
    log_info "The canonical address $CANONICAL_LINK is an Ethereum Mainnet address"
    log_info "To deploy at that exact address on ChainID 138 would require CREATE2"
    log_info "with specific factory contract and salt calculations"
    log_info ""
    log_info "Proceeding with standard deployment to a new address..."
fi

# Change to project directory
cd "$PROJECT_ROOT/smom-dbis-138"

# Deploy using Foundry script
log_section "Deploying LINK Token"

log_info "Using deployment script: script/DeployMockLinkToken.s.sol"
log_info "This will deploy a LINK token matching canonical LINK interface"
log_info ""

forge script script/DeployMockLinkToken.s.sol:DeployMockLinkToken \
    --rpc-url "$RPC_URL" \
    --broadcast \
    --private-key "$PRIVATE_KEY" \
    --legacy \
    -vvv

# Extract deployed address from output
log_info ""
log_section "Extracting Deployed Address"

# The address is printed in the console output
log_info "Check the forge output above for the deployed address"
log_info "Or verify with: cast code <address> --rpc-url $RPC_URL"

log_warn ""
log_warn "⚠ Important Notes:"
log_warn "1. The deployed address will be different from the canonical Mainnet address"
log_warn "2. Update .env with: LINK_TOKEN=<new_address>"
log_warn "3. Update CCIP_FEE_TOKEN to match LINK_TOKEN"
log_warn "4. To use canonical address, you'd need CREATE2 factory deployment"

log_success ""
log_success "Deployment script executed. Check output above for deployed address."