[WIP] User preferences

rest-on-couch/Roc.js

@@ -12,6 +12,7 @@ define([
   'src/util/IDBKeyValue',
   'eventEmitter',
   './UserViewPrefs',
+  './UserPrefs',
   './UserAnalysisResults'
 ], function (
   Datas,
@@ -27,6 +28,7 @@ define([
   IDB,
   EventEmitter,
   UserViewPrefs,
+  UserViewPrefs,
   UserAnalysisResults
 ) {
   const DataObject = Datas.DataObject;
@@ -198,6 +200,7 @@ define([
       this.__ready = Promise.resolve();
 
       this.UserViewPrefs = new UserViewPrefs(this);
+      this.UserPrefs = new UserPrefs(this);
       this.UserAnalysisResults = new UserAnalysisResults(this);
     }
 

rest-on-couch/UserPrefs.js

@@ -0,0 +1,42 @@
+define(function () {
+  class UserPrefs {
+    constructor(roc) {
+      this.roc = roc;
+    }
+    /**
+     * Retrieves user preferences related to the current view
+     * @return {object} preferences
+     */
+    async get() {
+      let record = await this.getRecord();
+      if (record && record.$content) return record.$content;
+      return undefined;
+    }
+
+    async getRecord() {
+      var user = await this.roc.getUser();
+      if (!user || !user.username) return undefined;
+      var firstEntry = (
+        await this.roc.view('entryByOwnerAndId', {
+          key: [user.username, 'userPrefs'],
+        })
+      )[0];
+      return firstEntry;
+    }
+
+    async set(value) {
+      let record = await this.getRecord();
+      if (record) {
+        record.$content = value;
+        return this.roc.update(record);
+      } else {
+        return this.roc.create({
+          $id: ['userPrefs'],
+          $content: value,
+          $kind: 'userPrefs',
+        });
+      }
+    }
+  }
+  return UserPrefs;
+});