import iap from 'in-app-purchase';
import { Account } from 'model';
import { constants } from '../util';

class AccountController {

    async validateReceipt(user, receipt) {
        let account_id = user._id;
        iap.config({
            /* Configurations for Apple */
            appleExcludeOldTransactions: true, // if you want to exclude old transaction, set this to true. Default is false
            applePassword: constants.APPLE_SECRET, // this comes from iTunes Connect (You need this to valiate subscriptions)

            test: false, // For Apple and Googl Play to force Sandbox validation only
            verbose: true // Output debug logs to stdout stream
        });

        let validatedData;
        try {
            await iap.setup();
            validatedData = await iap.validate(receipt);
        } catch (error) {
            throw new Error('Validate receipt failed');
        }

        if (!validatedData) {
            throw new Error('Validate receipt failed');
        }
        if (!iap.isValidated(validatedData)) {
            throw new Error('Receipt is not valid');
        }
        var options = {
            ignoreCanceled: true, // Apple ONLY (for now...): purchaseData will NOT contain cancceled items
            ignoreExpired: true // purchaseData will NOT contain exipired subscription items
        };
        // validatedData contains sandbox: true/false for Apple and Amazon
        var purchaseData = iap.getPurchaseData(validatedData, options);
        console.log(purchaseData);
        let { productId, expirationDate, transactionId } = purchaseData[0];
        if (!productId || !expirationDate || !transactionId) {
            throw new Error('Validate receipt failed. Response data is not valid');
        }
        if (productId != constants.APPLE_PRODUCT_ID) {
            throw new Error('Product id is not match');
        }
        if (expirationDate < Date.now()) {
            throw new Error('Expired transaction');

        }
        //update account to premium
        let account = await Account.findOne({ _id: account_id, deleted: false });
        account.expiration_date = expirationDate;
        account.transaction_id = transactionId;
        account.premium = true;
        await account.save();
        return true;
    }
}
export default new AccountController();