fix: graphql authorization headers (#3136)

packages/hoppscotch-common/src/helpers/GQLConnection.ts

@@ -99,7 +99,7 @@ export class GQLConnection {
 
   private timeoutSubscription: any
 
-  public connect(url: string, headers: GQLHeader[]) {
+  public connect(url: string, headers: GQLHeader[], auth: HoppGQLAuth) {
     if (this.connected$.value) {
       throw new Error(
         "A connection is already running. Close it before starting another."
@@ -110,7 +110,7 @@ export class GQLConnection {
     this.connected$.next(true)
 
     const poll = async () => {
-      await this.getSchema(url, headers)
+      await this.getSchema(url, headers, auth)
       this.timeoutSubscription = setTimeout(() => {
         poll()
       }, GQL_SCHEMA_POLL_INTERVAL)
@@ -135,7 +135,11 @@ export class GQLConnection {
     this.schema$.next(null)
   }
 
-  private async getSchema(url: string, headers: GQLHeader[]) {
+  private async getSchema(
+    url: string,
+    reqHeaders: GQLHeader[],
+    auth: HoppGQLAuth
+  ) {
     try {
       this.isLoading$.next(true)
 
@@ -143,10 +147,38 @@ export class GQLConnection {
         query: getIntrospectionQuery(),
       })
 
+      const headers = reqHeaders.filter((x) => x.active && x.key !== "")
+
+      // TODO: Support a better b64 implementation than btoa ?
+      if (auth.authType === "basic") {
+        const username = auth.username
+        const password = auth.password
+
+        headers.push({
+          active: true,
+          key: "Authorization",
+          value: `Basic ${btoa(`${username}:${password}`)}`,
+        })
+      } else if (auth.authType === "bearer" || auth.authType === "oauth-2") {
+        headers.push({
+          active: true,
+          key: "Authorization",
+          value: `Bearer ${auth.token}`,
+        })
+      } else if (auth.authType === "api-key") {
+        const { key, value, addTo } = auth
+
+        if (addTo === "Headers") {
+          headers.push({
+            active: true,
+            key,
+            value,
+          })
+        }
+      }
+
       const finalHeaders: Record<string, string> = {}
-      headers
-        .filter((x) => x.active && x.key !== "")
-        .forEach((x) => (finalHeaders[x.key] = x.value))
+      headers.forEach((x) => (finalHeaders[x.key] = x.value))
 
       const reqOptions = {
         method: "POST",