public async Task Invoke(HttpContext context)
{
// Check is request to Swagger
if (!SwaggerHelper.IsAccessSwagger(context, _options))
{
await _next.Invoke(context).ConfigureAwait(true);
return;
}
// Set cookie if need
string requestAccessKey = context.Request.Query[ElectSwaggerConstants.AccessKeyName];
if (!string.IsNullOrWhiteSpace(requestAccessKey) && context.Request.Cookies[ElectSwaggerConstants.AccessKeyName] != requestAccessKey)
{
SetCookie(context, ElectSwaggerConstants.CookieAccessKeyName, requestAccessKey);
}
// Check Permission
bool isCanAccess = SwaggerHelper.IsCanAccessSwagger(context, _options.AccessKey);
if (!isCanAccess)
{
context.Response.StatusCode = StatusCodes.Status403Forbidden;
await context.Response.WriteAsync(_options.UnAuthorizeMessage).ConfigureAwait(true);
return;
}
if (SwaggerHelper.IsAccessJsonViewer(context, _options))
{
var jsonViewerContentResult = SwaggerHelper.GetApiJsonViewerHtml();
context.Response.ContentType = jsonViewerContentResult.ContentType;
context.Response.StatusCode = jsonViewerContentResult.StatusCode ?? StatusCodes.Status200OK;
await context.Response.WriteAsync(jsonViewerContentResult.Content, Encoding.UTF8).ConfigureAwait(true);
return;
}
if (SwaggerHelper.IsAccessUI(context, _options))
{
var apiDocContentResult = SwaggerHelper.GetApiDocHtml();
context.Response.ContentType = apiDocContentResult.ContentType;
context.Response.StatusCode = apiDocContentResult.StatusCode ?? StatusCodes.Status200OK;
await context.Response.WriteAsync(apiDocContentResult.Content, Encoding.UTF8).ConfigureAwait(true);
return;
}
// Next middleware is swagger endpoint => generate document by swagger
await _next.Invoke(context).ConfigureAwait(true);
}
