create: reausable github's graphql api caller method

Author: sgc93

src/api/api.ts

@@ -0,0 +1,30 @@
+const GITHUB_GRAPHQL_URL = "https://api.github.com/graphql";
+
+export async function githubGraphQL<T>(
+  query: string,
+  variables: Record<string, any> = {},
+  token?: string
+): Promise<T> {
+  const headers = token
+    ? {
+        "Content-Type": "application/json",
+        Authorization: `bearer ${token}`
+      }
+    : {
+        "Content-Type": "application/json"
+      };
+
+  const res = await fetch(GITHUB_GRAPHQL_URL, {
+    method: "POST",
+    headers: headers as HeadersInit,
+    body: JSON.stringify({ query, variables })
+  });
+  
+  const json = await res.json();
+  console.log(json)
+  if (json.errors){
+   const error =  JSON.stringify(json.errors, null, 2);
+   console.log(json.errors)
+  }
+  return json.data;
+}