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package messages
import (
"context"
"net/http"
"strings"
"github.com/Azure/go-autorest/autorest"
"github.com/Azure/go-autorest/autorest/azure"
"github.com/Azure/go-autorest/autorest/validation"
"github.com/tombuildsstuff/giovanni/storage/internal/endpoints"
)
type UpdateInput struct {
// A message must be in a format that can be included in an XML request with UTF-8 encoding.
// The encoded message can be up to 64 KB in size.
Message string
// Specifies the valid pop receipt value required to modify this message.
PopReceipt string
// Specifies the new visibility timeout value, in seconds, relative to server time.
// The new value must be larger than or equal to 0, and cannot be larger than 7 days.
// The visibility timeout of a message cannot be set to a value later than the expiry time.
// A message can be updated until it has been deleted or has expired.
VisibilityTimeout int
}
// Update updates an existing message based on it's Pop Receipt
func (client Client) Update(ctx context.Context, accountName, queueName string, messageID string, input UpdateInput) (result autorest.Response, err error) {
if accountName == "" {
return result, validation.NewError("messages.Client", "Update", "`accountName` cannot be an empty string.")
}
if queueName == "" {
return result, validation.NewError("messages.Client", "Update", "`queueName` cannot be an empty string.")
}
if strings.ToLower(queueName) != queueName {
return result, validation.NewError("messages.Client", "Update", "`queueName` must be a lower-cased string.")
}
if input.PopReceipt == "" {
return result, validation.NewError("messages.Client", "Update", "`input.PopReceipt` cannot be an empty string.")
}
req, err := client.UpdatePreparer(ctx, accountName, queueName, messageID, input)
if err != nil {
err = autorest.NewErrorWithError(err, "messages.Client", "Update", nil, "Failure preparing request")
return
}
resp, err := client.UpdateSender(req)
if err != nil {
result = autorest.Response{Response: resp}
err = autorest.NewErrorWithError(err, "messages.Client", "Update", resp, "Failure sending request")
return
}
result, err = client.UpdateResponder(resp)
if err != nil {
err = autorest.NewErrorWithError(err, "messages.Client", "Update", resp, "Failure responding to request")
return
}
return
}
// UpdatePreparer prepares the Update request.
func (client Client) UpdatePreparer(ctx context.Context, accountName, queueName string, messageID string, input UpdateInput) (*http.Request, error) {
pathParameters := map[string]interface{}{
"queueName": autorest.Encode("path", queueName),
"messageID": autorest.Encode("path", messageID),
}
queryParameters := map[string]interface{}{
"popreceipt": autorest.Encode("query", input.PopReceipt),
"visibilitytimeout": autorest.Encode("query", input.VisibilityTimeout),
}
headers := map[string]interface{}{
"x-ms-version": APIVersion,
}
body := QueueMessage{
MessageText: input.Message,
}
preparer := autorest.CreatePreparer(
autorest.AsContentType("application/xml; charset=utf-8"),
autorest.AsPut(),
autorest.WithBaseURL(endpoints.GetQueueEndpoint(client.BaseURI, accountName)),
autorest.WithPathParameters("/{queueName}/messages/{messageID}", pathParameters),
autorest.WithQueryParameters(queryParameters),
autorest.WithXML(body),
autorest.WithHeaders(headers))
return preparer.Prepare((&http.Request{}).WithContext(ctx))
}
// UpdateSender sends the Update request. The method will close the
// http.Response Body if it receives an error.
func (client Client) UpdateSender(req *http.Request) (*http.Response, error) {
return autorest.SendWithSender(client, req,
azure.DoRetryWithRegistration(client.Client))
}
// UpdateResponder handles the response to the Update request. The method always
// closes the http.Response Body.
func (client Client) UpdateResponder(resp *http.Response) (result autorest.Response, err error) {
err = autorest.Respond(
resp,
client.ByInspecting(),
azure.WithErrorUnlessStatusCode(http.StatusNoContent),
autorest.ByClosing())
result = autorest.Response{Response: resp}
return
}
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