Merge front end repo

1 files changed, 48 insertions, 0 deletions

diff --git a/Timeline/ClientApp/src/app/http/mock/common.ts b/Timeline/ClientApp/src/app/http/mock/common.ts
new file mode 100644
index 00000000..11939c2b
--- /dev/null
+++ b/Timeline/ClientApp/src/app/http/mock/common.ts
@@ -0,0 +1,48 @@
+import localforage from 'localforage';

+import { SHA1 } from 'crypto-js';

+

+import { HttpNetworkError } from '../common';

+

+export const mockStorage = localforage.createInstance({

+  name: 'mock-backend',

+  description: 'Database for mock back end.',

+  driver: localforage.INDEXEDDB,

+});

+

+export async function sha1(data: Blob): Promise<string> {

+  const s = await new Promise<string>((resolve) => {

+    const fileReader = new FileReader();

+    fileReader.readAsBinaryString(data);

+    fileReader.onload = () => {

+      resolve(fileReader.result as string);

+    };

+  });

+

+  return SHA1(s).toString();

+}

+

+const disableNetworkKey = 'mockServer.disableNetwork';

+

+let disableNetwork: boolean =

+  localStorage.getItem(disableNetworkKey) === 'true' ? true : false;

+

+Object.defineProperty(window, 'disableNetwork', {

+  get: () => disableNetwork,

+  set: (value) => {

+    if (value) {

+      disableNetwork = true;

+      localStorage.setItem(disableNetworkKey, 'true');

+    } else {

+      disableNetwork = false;

+      localStorage.setItem(disableNetworkKey, 'false');

+    }

+  },

+});

+

+export async function mockPrepare(): Promise<void> {

+  if (disableNetwork) {

+    console.warn('Network is disabled for mock server.');

+    throw new HttpNetworkError();

+  }

+  await Promise.resolve();

+}