Liquidez inmediata para tu PyME

#![no_std]
use soroban_sdk::{contract, contractimpl, Address, Env, token};

#[contract]
pub struct FactoringContract;

#[contractimpl]
impl FactoringContract {
    
    /// Registra una factura tokenizada
    pub fn tokenize_invoice(
        env: Env,
        invoice_id: u64,
        amount: i128,
        pyme_wallet: Address,
    ) {
        // Almacenar factura en estado del contrato
        env.storage().instance().set(&invoice_id, &(amount, pyme_wallet));
    }

    /// Distribuye el pago cuando la empresa grande paga
    pub fn distribute_payment(
        env: Env,
        invoice_id: u64,
        usdc_token: Address,
        investor_pool: Address,
    ) {
        // Obtener datos de la factura
        let (amount, pyme_wallet): (i128, Address) = 
            env.storage().instance().get(&invoice_id).unwrap();
        
        // Calcular fee (5%)
        let fee = amount / 20;
        let pyme_amount = amount - fee;
        
        // Transferir a PyME
        let token_client = token::Client::new(&env, &usdc_token);
        token_client.transfer(&investor_pool, &pyme_wallet, &pyme_amount);
    }
}