// @flow
import GhostContentAPI from "@tryghost/content-api";

const ghostContentAPI =
  window.GHOST_URL &&
  window.GHOST_CONTENT_API_KEY &&
  new GhostContentAPI({
    url: window.GHOST_URL,
    key: window.GHOST_CONTENT_API_KEY,
    version: "v3",
  });

export type GhostPost = {|
  title: string,
  url: string,
  slug: string,
  excerpt: ?string,
  custom_excerpt: ?string,
  feature_image: string,
|};

class ghostApiHelper {
  static browse(
    tag: string,
    successCallback: ($ReadOnlyArray<GhostPost>) => void,
    errCallback: string => void
  ) {
    ghostContentAPI.posts
      .browse({
        filter: "tag:" + tag,
        fields: "title, url, slug, excerpt, custom_excerpt, feature_image",
      })
      .then(postsResponse => {
        successCallback
          ? successCallback(postsResponse)
          : console.log(JSON.stringify(postsResponse));
      })
      .catch(err => {
        errCallback ? errCallback(err) : console.error(err);
      });
  }

  static isConfigured(): boolean {
    return !!ghostContentAPI;
  }
}

export default ghostApiHelper;

// @flow
import GhostContentAPI from "@tryghost/content-api";

const ghostContentAPI =
  window.GHOST_URL &&
  window.GHOST_CONTENT_API_KEY &&
  new GhostContentAPI({
    url: window.GHOST_URL,
    key: window.GHOST_CONTENT_API_KEY,
    version: "v3",
  });

export type GhostPost = {|
  title: string,
  url: string,
  excerpt: ?string,
  custom_excerpt: ?string,
  feature_image: string,
|};

class ghostApiHelper {
  static browse(
    tag: string,
    successCallback: ($ReadOnlyArray<GhostPost>) => void,
    errCallback: string => void
  ) {
    ghostContentAPI.posts
      .browse({
        filter: "tag:" + tag,
        fields: "title, url, excerpt, custom_excerpt, feature_image",
      })
      .then(postsResponse => {
        successCallback
          ? successCallback(postsResponse)
          : console.log(JSON.stringify(postsResponse));
      })
      .catch(err => {
        errCallback ? errCallback(err) : console.error(err);
      });
  }

  static isConfigured(): boolean {
    return !!ghostContentAPI;
  }
}

export default ghostApiHelper;

--- 
+++ 
@@ -13,7 +13,6 @@
 export type GhostPost = {|
   title: string,
   url: string,
-  slug: string,
   excerpt: ?string,
   custom_excerpt: ?string,
   feature_image: string,
@@ -28,7 +27,7 @@
     ghostContentAPI.posts
       .browse({
         filter: "tag:" + tag,
-        fields: "title, url, slug, excerpt, custom_excerpt, feature_image",
+        fields: "title, url, excerpt, custom_excerpt, feature_image",
       })
       .then(postsResponse => {
         successCallback
Include slugs in ghost response
