Initial commit

src/function/sync/apply-actions/dispatch-app-logic-action/signoutatdevice.ts

@@ -0,0 +1,56 @@
+/*
+ * server component for the TimeLimit App
+ * Copyright (C) 2019 Jonas Lochmann
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import { SetDeviceUserAction, SignOutAtDeviceAction } from '../../../../action'
+import { Cache } from '../cache'
+import { dispatchSetDeviceUser } from '../dispatch-parent-action/setdeviceuser'
+
+export async function dispatchSignOutAtDevice ({ deviceId, action, cache }: {
+  deviceId: string
+  action: SignOutAtDeviceAction
+  cache: Cache
+}) {
+  if (!cache.hasFullVersion) {
+    throw new Error('action requires full version')
+  }
+
+  const deviceEntry = await cache.database.device.findOne({
+    where: {
+      familyId: cache.familyId,
+      deviceId
+    },
+    transaction: cache.transaction
+  })
+
+  if (!deviceEntry) {
+    throw new Error('illegal state: missing device which dispatched the action')
+  }
+
+  if (deviceEntry.defaultUserId === '') {
+    throw new Error('no default user available')
+  }
+
+  if (deviceEntry.currentUserId !== deviceEntry.defaultUserId) {
+    await dispatchSetDeviceUser({
+      cache,
+      action: new SetDeviceUserAction({
+        deviceId,
+        userId: deviceEntry.defaultUserId
+      })
+    })
+  }
+}