#!/bin/bash

# Solana Setup Script for CoopCredits
# This script sets up the Solana environment for the CoopCredits token

set -e

echo "🪙 CoopCredits Solana Setup"
echo "==========================="
echo ""

# Check for Solana CLI
if ! command -v solana &> /dev/null; then
    echo "Installing Solana CLI..."
    sh -c "$(curl -sSfL https://release.solana.com/v1.17.0/install)"
    export PATH="$HOME/.local/share/solana/install/active_release/bin:$PATH"
fi

echo "✅ Solana CLI version: $(solana --version)"

# Set network to devnet
echo ""
echo "Setting network to devnet..."
solana config set --url devnet

# Create or load keypair
KEYPAIR_PATH="$HOME/.config/solana/coop-credits-authority.json"

if [ -f "$KEYPAIR_PATH" ]; then
    echo "✅ Using existing keypair: $KEYPAIR_PATH"
else
    echo "Creating new keypair..."
    solana-keygen new --outfile "$KEYPAIR_PATH" --no-bip39-passphrase
    echo "✅ Keypair created: $KEYPAIR_PATH"
fi

# Get public key
AUTHORITY_PUBKEY=$(solana-keygen pubkey "$KEYPAIR_PATH")
echo ""
echo "Authority Public Key: $AUTHORITY_PUBKEY"

# Request airdrop
echo ""
echo "Requesting airdrop..."
solana airdrop 2 "$AUTHORITY_PUBKEY" || echo "⚠️  Airdrop failed (may have rate limit)"

# Check balance
BALANCE=$(solana balance "$AUTHORITY_PUBKEY")
echo "Authority Balance: $BALANCE SOL"

# Export private key for backend
echo ""
echo "Exporting private key for backend..."
PRIVATE_KEY=$(cat "$KEYPAIR_PATH" | jq -r '.[]' | xxd -p -c 999999 | head -c 128)
BASE58_KEY=$(solana-keygen recover --force --outfile /dev/stdout "$KEYPAIR_PATH" 2>/dev/null | head -1)

echo ""
echo "================================================"
echo "IMPORTANT: Add these to your backend .env file:"
echo "================================================"
echo ""
echo "SOLANA_MINT_AUTHORITY_KEYPAIR=$BASE58_KEY"
echo ""
echo "================================================"
echo ""

# Build Anchor program
echo "Building Anchor program..."
cd ../anchor-program

if command -v anchor &> /dev/null; then
    anchor build
    echo "✅ Program built successfully"
    
    echo ""
    echo "To deploy the program, run:"
    echo "  cd anchor-program"
    echo "  anchor deploy"
else
    echo "⚠️  Anchor not installed. Install with:"
    echo "  npm install -g @coral-xyz/anchor-cli"
fi

echo ""
echo "✅ Setup complete!"