Merge pull request #19528 from overleaf/dp-equation-preview

Equation Preview

GitOrigin-RevId: 98e71e5d2c1a83d6c9fa685eeee1f4b93a5a3da1

services/web/app/src/Features/Project/ProjectController.js

@@ -324,6 +324,7 @@ const _ProjectController = {
     const splitTests = [
       !anonymous && 'bib-file-tpr-prompt',
       'compile-log-events',
+      'math-preview',
       'null-test-share-modal',
       'paywall-cta',
       'pdf-caching-cached-url-lookup',
@@ -673,6 +674,7 @@ const _ProjectController = {
           fontFamily: user.ace.fontFamily || 'lucida',
           lineHeight: user.ace.lineHeight || 'normal',
           overallTheme: user.ace.overallTheme,
+          mathPreview: user.ace.mathPreview,
         },
         privilegeLevel,
         anonymous,

services/web/app/src/Features/User/UserController.js

@@ -372,6 +372,9 @@ async function updateUserSettings(req, res, next) {
   if (req.body.lineHeight != null) {
     user.ace.lineHeight = req.body.lineHeight
   }
+  if (req.body.mathPreview != null) {
+    user.ace.mathPreview = req.body.mathPreview
+  }
   await user.save()
 
   const newEmail = req.body.email?.trim().toLowerCase()

services/web/app/src/models/User.js

@@ -86,6 +86,7 @@ const UserSchema = new Schema(
       syntaxValidation: { type: Boolean },
       fontFamily: { type: String },
       lineHeight: { type: String },
+      mathPreview: { type: Boolean, default: true },
     },
     features: {
       collaborators: {