public DefaultHttpRequestParser(
IDocumentCache documentCache,
IDocumentHashProvider documentHashProvider,
int maxRequestSize,
ParserOptions parserOptions)
{
_documentCache = documentCache ??
throw new ArgumentNullException(nameof(documentCache));
_documentHashProvider = documentHashProvider ??
throw new ArgumentNullException(nameof(documentHashProvider));
_maxRequestSize = maxRequestSize < _minRequestSize
? _minRequestSize
: maxRequestSize;
_parserOptions = parserOptions ??
throw new ArgumentNullException(nameof(parserOptions));
}
public GraphQLFunctions(IQueryExecutor executor, IDocumentCache documentCache,
IDocumentHashProvider documentHashProvider, IAzureFunctionsMiddlewareOptions azureFunctionsOptions)
{
Executor = executor;
DocumentCache = documentCache;
DocumentHashProvider = documentHashProvider;
AzureFunctionsOptions = azureFunctionsOptions;
_jsonQueryResultSerializer = new JsonQueryResultSerializer();
_requestHelper = new RequestHelper(
DocumentCache,
DocumentHashProvider,
AzureFunctionsOptions.MaxRequestSize,
AzureFunctionsOptions.ParserOptions);
}
private async Task <IReadOnlyList <IQueryDescriptor> > ParseQueriesAsync(
IDocumentHashProvider hashProvider)
{
var queryCollection = new QueryCollection(hashProvider, _namespace !);
foreach (DocumentInfo documentInfo in _queries.Values)
{
await queryCollection.LoadFromDocumentAsync(
documentInfo.Name,
documentInfo.FileName,
documentInfo.Document)
.ConfigureAwait(false);
}
return(queryCollection.ToList());
}
public WritePersistedQueryMiddleware(
QueryDelegate next,
IWriteStoredQueries writeStoredQueries,
IDocumentHashProvider documentHashProvider)
{
if (documentHashProvider is null)
{
throw new ArgumentNullException(nameof(documentHashProvider));
}
_next = next
?? throw new ArgumentNullException(nameof(next));
_writeStoredQueries = writeStoredQueries
?? throw new ArgumentNullException(nameof(writeStoredQueries));
_hashName = documentHashProvider.Name;
}
public static IApplicationBuilder UseGraphQLHttpPost(
this IApplicationBuilder applicationBuilder,
IServiceProvider serviceProvider,
IHttpPostMiddlewareOptions options)
{
if (applicationBuilder == null)
{
throw new ArgumentNullException(nameof(applicationBuilder));
}
if (serviceProvider == null)
{
throw new ArgumentNullException(nameof(serviceProvider));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
IQueryExecutor executor = serviceProvider
.GetRequiredService <IQueryExecutor>();
IBatchQueryExecutor batchQueryExecutor = serviceProvider
.GetRequiredService <IBatchQueryExecutor>();
IQueryResultSerializer resultSerializer = serviceProvider
.GetRequiredService <IQueryResultSerializer>();
IResponseStreamSerializer streamSerializer = serviceProvider
.GetRequiredService <IResponseStreamSerializer>();
IDocumentCache documentCache = serviceProvider
.GetRequiredService <IDocumentCache>();
IDocumentHashProvider documentHashProvider = serviceProvider
.GetRequiredService <IDocumentHashProvider>();
OwinContextAccessor contextAccessor =
serviceProvider.GetService <OwinContextAccessor>();
return(applicationBuilder.Use <HttpPostMiddleware>(
options, contextAccessor,
executor, batchQueryExecutor,
resultSerializer, streamSerializer,
documentCache, documentHashProvider));
}
public ParseQueryMiddleware(
QueryDelegate next,
IQueryParser parser,
Cache <ICachedQuery> queryCache,
QueryExecutionDiagnostics diagnosticEvents,
IDocumentHashProvider documentHashProvider)
{
_next = next
?? throw new ArgumentNullException(nameof(next));
_parser = parser
?? throw new ArgumentNullException(nameof(parser));
_queryCache = queryCache
?? throw new ArgumentNullException(nameof(queryCache));
_diagnosticEvents = diagnosticEvents
?? throw new ArgumentNullException(nameof(diagnosticEvents));
_documentHashProvider = documentHashProvider
?? new MD5DocumentHashProvider();
}
private static DocumentModel CreateDocumentModel(
IDocumentAnalyzerContext context,
string name,
DocumentNode original,
IDocumentHashProvider hashProvider)
{
DocumentNode optimized = TypeNameQueryRewriter.Rewrite(original);
string serialized = QuerySyntaxSerializer.Serialize(optimized, false);
byte[] buffer = Encoding.UTF8.GetBytes(serialized);
string hash = hashProvider.ComputeHash(buffer);
return(new DocumentModel(
name,
context.Operations.Where(t => t.Document == original).ToArray(),
original,
optimized,
buffer,
hashProvider.Name,
hash));
}
public static IApplicationBuilder UseGraphQL(
this IApplicationBuilder applicationBuilder,
IServiceProvider serviceProvider,
QueryMiddlewareOptions options)
{
if (applicationBuilder == null)
{
throw new ArgumentNullException(nameof(applicationBuilder));
}
if (serviceProvider == null)
{
throw new ArgumentNullException(nameof(serviceProvider));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
IQueryExecutor executor = serviceProvider
.GetService <IQueryExecutor>();
IQueryResultSerializer serializer = serviceProvider
.GetService <IQueryResultSerializer>()
?? new JsonQueryResultSerializer();
IDocumentCache cache = serviceProvider
.GetRequiredService <IDocumentCache>();
IDocumentHashProvider hashProvider = serviceProvider
.GetRequiredService <IDocumentHashProvider>();
return(applicationBuilder
.Use <PostQueryMiddleware>(executor, serializer, cache, hashProvider, options)
.Use <GetQueryMiddleware>(executor, serializer, options)
.Use <SchemaMiddleware>(executor, options));
}
public ClientGenerator SetHashProvider(
IDocumentHashProvider hashProvider)
{
_hashProvider = hashProvider;
return(this);
}
public async Task BuildAsync()
{
if (_output is null)
{
throw new InvalidOperationException(
"You have to specify a field output handler before you " +
"can generate any client APIs.");
}
if (_schemas.Count == 0)
{
throw new InvalidOperationException(
"You have to specify at least one schema file before you " +
"can generate any client APIs.");
}
if (_queries.Count == 0)
{
throw new InvalidOperationException(
"You have to specify at least one query file before you " +
"can generate any client APIs.");
}
IDocumentHashProvider hashProvider = _hashProvider
?? new MD5DocumentHashProvider();
_namespace = _namespace ?? "StrawberryShake.Client";
// create schema
DocumentNode mergedSchema = MergeSchema();
mergedSchema = MergeSchemaExtensions(mergedSchema);
ISchema schema = CreateSchema(mergedSchema);
InitializeScalarTypes(schema);
// parse queries
IReadOnlyList <HCError> errors = ValidateQueryDocuments(schema);
if (errors.Count > 0)
{
throw new GeneratorException(errors);
}
IReadOnlyList <IQueryDescriptor> queries =
await ParseQueriesAsync(schema, hashProvider);
// generate abstarct client models
var usedNames = new HashSet <string>();
var descriptors = new List <ICodeDescriptor>();
var fieldTypes = new Dictionary <FieldNode, string>();
GenerateModels(schema, queries, usedNames, descriptors, fieldTypes);
var typeLookup = new TypeLookup(
_options.LanguageVersion,
_leafTypes.Values,
fieldTypes);
// generate code from models
foreach (ICodeGenerator generator in CreateGenerators(_options))
{
foreach (ICodeDescriptor descriptor in descriptors)
{
if (generator.CanHandle(descriptor))
{
_output.Register(descriptor, generator);
}
}
}
await _output.WriteAllAsync(typeLookup);
}
public DocumentAnalyzer SetHashProvider(IDocumentHashProvider hashProvider)
{
_hashProvider = hashProvider;
return(this);
}
public QueryCollection(IDocumentHashProvider hashProvider, string ns)
{
_hashProvider = hashProvider
?? throw new ArgumentNullException(nameof(hashProvider));
_namespace = ns ?? throw new ArgumentNullException(nameof(ns));
}
public QueryCollection(string ns)
{
_hashProvider = new MD5DocumentHashProvider();
_namespace = ns ?? throw new ArgumentNullException(nameof(ns));
}
public GraphHttpRequestHandler(IServiceProvider serviceProvider, IQueryExecutor queryExecutor, IDocumentCache documentCache, IDocumentHashProvider documentHashProvider, IGraphHttpRequestHandlerOptions graphHttpRequestHanlderOptions)
: base(documentCache, documentHashProvider, graphHttpRequestHanlderOptions.MaxRequestSize, graphHttpRequestHanlderOptions.ParserOptions)
{
Executor = queryExecutor;
ServiceProvider = serviceProvider;
}
