import type { CalcuttaCompetitionProps, CalcuttaEscrowProps } from '@bettoredge/types';

export const validateBidAmount = (
    amount: number,
    current_bid: number,
    min_bid: number,
    bid_increment: number,
    auction_type: string,
    escrow?: CalcuttaEscrowProps,
    existing_bid_amount?: number
): string[] => {
    const errors: string[] = [];

    if (isNaN(amount) || amount <= 0) {
        errors.push('Please enter a valid bid amount');
        return errors;
    }

    if (amount < min_bid) {
        errors.push(`Minimum bid is $${min_bid.toFixed(2)}`);
    }

    if (amount <= current_bid) {
        errors.push(`Bid must exceed current bid of $${current_bid.toFixed(2)}`);
    }

    if (auction_type === 'live' && amount < current_bid + bid_increment) {
        errors.push(`Minimum bid is $${(current_bid + bid_increment).toFixed(2)}`);
    }

    if (escrow) {
        const available = Number(escrow.escrow_balance) + (existing_bid_amount || 0);
        if (amount > available) {
            errors.push(`Insufficient escrow balance. Available: $${available.toFixed(2)}`);
        }
    }

    return errors;
};

export const validateEscrowDeposit = (amount: number, max_escrow?: number, net_deposited?: number): string[] => {
    const errors: string[] = [];
    if (isNaN(amount) || amount <= 0) {
        errors.push('Please enter a valid amount');
    }
    if (max_escrow != null && max_escrow > 0 && net_deposited != null) {
        const remaining = max_escrow - net_deposited;
        if (amount > remaining) {
            errors.push(`Budget cap is $${max_escrow.toFixed(2)}. You can deposit up to $${Math.max(0, remaining).toFixed(2)} more.`);
        }
    }
    return errors;
};

export const validateEscrowWithdraw = (amount: number, available: number): string[] => {
    const errors: string[] = [];
    if (isNaN(amount) || amount <= 0) {
        errors.push('Please enter a valid amount');
    }
    if (amount > available) {
        errors.push(`Maximum withdrawal is $${available.toFixed(2)}`);
    }
    return errors;
};