UPI COLLECT

Request Details

Parameter Name	Data Type	Mandatory	Description
`merchantOrderId`	String	yes	Unique order ID generated by merchant
`amount`	long	yes	Amount of order in Paisa
`contraints`	List<InstrumentConstraint>	yes	Different type of constraints that must be applied to the payment
`VPA`	String	Yes	VPA against which collect request need to be raised

Sample Request for Upi Collect Pay Via Phone Number

public async Task<IActionResult> CustomPay()
    {
        var merchantOrderID = $"Order_{DateTime.UtcNow:yyyyMMddHHmmssfff}";

        var metaInfo = MetaInfo.Builder()
                .SetUdf1("xyz")
                .Build();

        var payRequest = PgPaymentRequest.UpiCollectPayViaPhoneNumberRequestBuilder()
        .SetMerchantOrderId(merchantOrderID)
        .SetAmount(100)
        .SetPhoneNumber("9876543210")
        .SetMetaInfo(metaInfo)
        .SetExpireAfter(300)
        .Build();

        _logger.LogInformation("Custom Pay Request:\n{Request}", JsonSerializer.Serialize(payRequest, JsonOptions.IndentedWithRelaxedEscaping));
        try
        {
            var response = await _customCheckoutClient.Pay(payRequest);
            _logger.LogInformation("Custom Pay Response:\n{Response}", JsonSerializer.Serialize(response, JsonOptions.IndentedWithRelaxedEscaping));
            return Ok(response);
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Custom Pay API Failed");
            return StatusCode(500, new { message = ex.Message });
        }
    }

Upi Collect Pay Via VPA

public async Task<IActionResult> CustomPay()
    {
        var merchantOrderID = $"Order_{DateTime.UtcNow:yyyyMMddHHmmssfff}";

        var metaInfo = MetaInfo.Builder()
                .SetUdf1("xyz")
                .Build();

       var payRequest = PgPaymentRequest.UpiCollectPayViaVpaRequestBuilder()
       .SetMerchantOrderId(merchantOrderID)
       .SetAmount(100)
       .SetVpa("test@upi")
       .SetMetaInfo(metaInfo)
       .SetExpireAfter(300)
       .SetMessage("Test UPI Collect")
       .Build();


        _logger.LogInformation("Custom Pay Request:\n{Request}", JsonSerializer.Serialize(payRequest, JsonOptions.IndentedWithRelaxedEscaping));
        try
        {
            var response = await _customCheckoutClient.Pay(payRequest);
            _logger.LogInformation("Custom Pay Response:\n{Response}", JsonSerializer.Serialize(response, JsonOptions.IndentedWithRelaxedEscaping));
            return Ok(response);
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Custom Pay API Failed");
            return StatusCode(500, new { message = ex.Message });
        }
    }

The function will raise the collect request to the above mentioned vpa.

Response Details

Property	Type	Description
`orderId`	String	Order Id created by PhonePe
`state`	String	State of the order. Initially it will be PENDING.
`expireAt`	Long	Order expire date in epoch