Move apiOptionsSet implementation into Backend

1 files changed, 38 insertions, 2 deletions

diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index 6e3dfae6..74cd2ab4 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -194,8 +194,44 @@ class Backend {
         return this.getFullOptions();
     }
 
-    _onApiOptionsSet({changedOptions, optionsContext, source}) {
-        return apiOptionsSet(changedOptions, optionsContext, source);
+    async _onApiOptionsSet({changedOptions, optionsContext, source}) {
+        const options = await this.getOptions(optionsContext);
+
+        function getValuePaths(obj) {
+            const valuePaths = [];
+            const nodes = [{obj, path: []}];
+            while (nodes.length > 0) {
+                const node = nodes.pop();
+                for (const key of Object.keys(node.obj)) {
+                    const path = node.path.concat(key);
+                    const obj = node.obj[key];
+                    if (obj !== null && typeof obj === 'object') {
+                        nodes.unshift({obj, path});
+                    } else {
+                        valuePaths.push([obj, path]);
+                    }
+                }
+            }
+            return valuePaths;
+        }
+
+        function modifyOption(path, value, options) {
+            let pivot = options;
+            for (const key of path.slice(0, -1)) {
+                if (!hasOwn(pivot, key)) {
+                    return false;
+                }
+                pivot = pivot[key];
+            }
+            pivot[path[path.length - 1]] = value;
+            return true;
+        }
+
+        for (const [value, path] of getValuePaths(changedOptions)) {
+            modifyOption(path, value, options);
+        }
+
+        await this._optionsSave({source});
     }
 
     _onApiOptionsSave({source}) {