1 files changed, 47 insertions, 0 deletions
diff --git a/src/common.ts b/src/common.ts
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+++ b/src/common.ts
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+
+
+
+/// import
+
+import { graphql } from "npm:graphql@16.6.0";
+import type { ExecutionResult } from "npm:graphql@16.6.0";
+
+/// util
+
+import type { GQLOptions, GQLRequest, GraphQLParams } from "./utility/types.ts";
+
+
+
+/// export
+
+export async function runHttpQuery<
+  Req extends GQLRequest = GQLRequest,
+  Context = { request?: Req }>(
+    params: GraphQLParams,
+    options: GQLOptions<Context, Req>,
+    context?: Context | any): Promise<ExecutionResult> {
+  /**
+   * Execute a GraphQL query
+   * @param {GraphQLParams} params
+   * @param {GQLOptions} options
+   * @param context GraphQL context to use inside resolvers
+   *
+   * @example
+   * ```ts
+   * const { errors, data } = await runHttpQuery<ServerRequest, typeof context>({ query: `{ hello }` }, { schema }}, context)
+   * ```
+   */
+
+  const contextValue = options.context && context?.request ?
+    await options.context?.(context?.request) :
+    context;
+  const source = params.query! || params.mutation!;
+
+  return await graphql({
+    source,
+    ...options,
+    contextValue,
+    operationName: params.operationName,
+    variableValues: params.variables
+  });
+}