from ape import accounts, project

# Deploy contracts
owner = accounts.test_accounts[0]
verifier = owner.deploy(project.KeccakCollisionVerifier)
evmore = owner.deploy(project.EvmoreToken, verifier.address)

print(f"EVMORE Digital Gold deployed at: {evmore.address}")
print(f"Current mining challenge: {evmore.currentChallenge().hex()}")
print(f"Mining difficulty: {evmore.currentDifficulty()} bits")

from scripts.generate_mining_solution import generate_mining_solution

# Get current mining parameters
challenge = evmore.currentChallenge()
difficulty = evmore.currentDifficulty()

# Generate a valid mining solution
solution = generate_mining_solution(challenge, difficulty)

# Submit proof of work
miner = accounts.test_accounts[1]
tx = evmore.submitProof(solution, sender=miner)

print(f"Mining proof submitted! Gas used: {tx.gas_used}")

# Wait for epoch transition (10 minutes in production)
# Then claim your digital gold
evmore.claimReward(0, sender=miner)
balance = evmore.balanceOf(miner) / 10**18
print(f"Digital gold mined: {balance} EVMORE")

def mine_digital_gold(challenge: bytes32, difficulty: int) -> bytes:
    """
    Mine EVMORE digital gold through KeccakCollision proof-of-work

    This process mimics gold mining:
    1. Take a mining challenge (like a gold vein location)
    2. Find 4 values that create collision patterns (like extracting ore)
    3. Verify the solution meets difficulty requirements (like assaying gold)
    4. Submit proof of work to claim reward (like selling refined gold)
    """

    # Find 4 values that produce matching hash patterns
    solutions = []
    target_bits = None

    while len(solutions) < 4:
        # Generate random candidate value
        candidate = generate_random_value()

        # Hash with challenge (like processing ore)
        hash_result = keccak256(challenge + candidate)
        collision_bits = extract_bits(hash_result, difficulty)

        # Check for collision pattern (like finding gold)
        if target_bits is None:
            target_bits = collision_bits
            solutions.append(candidate)
        elif collision_bits == target_bits:
            solutions.append(candidate)

    # Ensure solutions are in ascending order (protocol requirement)
    solutions.sort()

    # Return concatenated solution (your digital gold claim)
    return b''.join(solutions)

# Python example: Gold-backed lending using EVMORE
class DigitalGoldLending:
    def __init__(self, evmore_token):
        self.evmore = evmore_token
        self.loans = {}
        self.collateral_ratio = 150  # 150% collateralization

    def deposit_gold_collateral(self, amount, borrower):
        """Deposit EVMORE as collateral like depositing gold bars"""
        self.evmore.transferFrom(borrower, self.address, amount)

        if borrower not in self.loans:
            self.loans[borrower] = {'collateral': 0, 'debt': 0}

        self.loans[borrower]['collateral'] += amount

        # Calculate maximum borrowing capacity
        max_borrow = (amount * 100) // self.collateral_ratio
        return max_borrow

    def borrow_against_gold(self, amount, borrower):
        """Borrow stablecoins against EVMORE collateral"""
        loan = self.loans.get(borrower, {'collateral': 0, 'debt': 0})

        max_borrow = (loan['collateral'] * 100) // self.collateral_ratio
        required_borrow = loan['debt'] + amount

        assert required_borrow <= max_borrow, "Insufficient gold collateral"

        # Mint stablecoins
        self.mint_stablecoins(borrower, amount)
        self.loans[borrower]['debt'] += amount

class DigitalGoldMiningPool:
    """Collaborative mining pool for EVMORE digital gold"""

    def __init__(self, evmore_contract):
        self.evmore = evmore_contract
        self.miners = {}
        self.total_hashrate = 0
        self.pending_rewards = 0

    def join_pool(self, miner_address, hashrate):
        """Join the digital gold mining pool"""
        self.miners[miner_address] = {
            'hashrate': hashrate,
            'joined_at': block.timestamp,
            'pending_rewards': 0
        }
        self.total_hashrate += hashrate

    def submit_mining_work(self, miner, solution):
        """Submit mining work to the pool"""
        # Verify solution locally
        if self.verify_solution(solution):
            # Submit to EVMORE contract
            tx = self.evmore.submitProof(solution, sender=self.pool_address)

            # Track contribution
            miner_data = self.miners[miner]
            contribution_share = miner_data['hashrate'] / self.total_hashrate

            # When pool claims reward, distribute based on contribution
            return True
        return False

    def distribute_gold_rewards(self):
        """Distribute mined digital gold to pool participants"""
        total_rewards = self.evmore.balanceOf(self.pool_address)

        for miner_address, miner_data in self.miners.items():
            share = miner_data['hashrate'] / self.total_hashrate
            reward = int(total_rewards * share)

            if reward > 0:
                self.evmore.transfer(miner_address, reward)
                miner_data['pending_rewards'] = 0

# EVMORE Economic Constants
INITIAL_REWARD = 50 * 10**18      # 50 EVMORE per block (like finding a gold nugget)
HALVING_BLOCKS = 210_000          # Halving every ~4 years (like gold veins getting depleted)
MAX_SUPPLY = 21_000_000 * 10**18  # 21 million maximum (like finite gold on Earth)
TARGET_BLOCK_TIME = 600           # 10 minutes (consistent gold extraction rate)

def calculate_current_reward(blocks_mined):
    """Calculate current mining reward (like current gold extraction rate)"""
    halvings = blocks_mined // HALVING_BLOCKS
    current_reward = INITIAL_REWARD >> halvings  # Bit shift for halving
    return current_reward

def get_remaining_supply(current_supply):
    """Get remaining digital gold to be mined"""
    return MAX_SUPPLY - current_supply

# Example: Check current gold mining economics
blocks_mined = evmore.blocksMined()
current_reward = calculate_current_reward(blocks_mined)
remaining_gold = get_remaining_supply(evmore.totalSupply())

print(f"Current mining reward: {current_reward / 10**18} EVMORE per block")
print(f"Remaining digital gold: {remaining_gold / 10**18:,.0f} EVMORE")
print(f"Percentage mined: {(evmore.totalSupply() / MAX_SUPPLY) * 100:.2f}%")

def understand_mining_difficulty():
    """Mining difficulty adjusts like gold becoming harder to find"""

    current_difficulty = evmore.currentDifficulty()
    target_time = evmore.TARGET_BLOCK_TIME()

    print(f"Current difficulty: {current_difficulty} bits")
    print(f"Target block time: {target_time} seconds")

    # As more miners join (like more gold prospectors), difficulty increases
    # This maintains consistent 10-minute blocks (like steady gold extraction)

    # Example: What difficulty means
    collision_probability = 1 / (2 ** current_difficulty)
    print(f"Collision probability: 1 in {2 ** current_difficulty:,}")
    print(f"Expected attempts: ~{2 ** current_difficulty:,}")

class EVMOREDigitalGold:
    """Python SDK for EVMORE digital gold applications"""

    def __init__(self, contract_address, web3_provider):
        self.w3 = Web3(web3_provider)
        self.contract = self.w3.eth.contract(
            address=contract_address,
            abi=EVMORE_ABI
        )

    def get_gold_balance(self, address):
        """Get digital gold balance in human-readable format"""
        balance_wei = self.contract.functions.balanceOf(address).call()
        return balance_wei / 10**18

    def get_mining_info(self):
        """Get current mining information"""
        return {
            'challenge': self.contract.functions.currentChallenge().call().hex(),
            'difficulty': self.contract.functions.currentDifficulty().call(),
            'epoch': self.contract.functions.current_epoch().call(),
            'blocks_mined': self.contract.functions.blocksMined().call(),
            'total_supply': self.get_total_supply(),
            'current_reward': self.get_current_reward()
        }

    def get_total_supply(self):
        """Get total mined digital gold"""
        supply_wei = self.contract.functions.totalSupply().call()
        return supply_wei / 10**18

    def get_current_reward(self):
        """Get current mining reward"""
        blocks_mined = self.contract.functions.blocksMined().call()
        halvings = blocks_mined // 210000
        reward_wei = (50 * 10**18) >> halvings
        return reward_wei / 10**18

    def estimate_mining_time(self, hashrate):
        """Estimate time to mine a block at given hashrate"""
        difficulty = self.contract.functions.currentDifficulty().call()
        expected_attempts = 2 ** difficulty
        estimated_seconds = expected_attempts / hashrate
        return estimated_seconds

    def monitor_gold_events(self, callback):
        """Monitor digital gold events in real-time"""
        def handle_mining_event(event):
            callback({
                'type': 'mining',
                'miner': event['args']['miner'],
                'reward': event['args']['reward'] / 10**18,
                'solution': event['args']['solution'].hex()
            })

        def handle_transfer_event(event):
            callback({
                'type': 'transfer',
                'from': event['args']['_from'],
                'to': event['args']['_to'],
                'amount': event['args']['_value'] / 10**18
            })

        # Set up event listeners
        mining_filter = self.contract.events.Mining.createFilter(fromBlock='latest')
        transfer_filter = self.contract.events.Transfer.createFilter(fromBlock='latest')

        mining_filter.watch(handle_mining_event)
        transfer_filter.watch(handle_transfer_event)