Add appearance parameter to override theme preferences (#620)

app/client/components/GristDoc.ts

@@ -355,7 +355,7 @@ export class GristDoc extends DisposableWithEvents {
     this.autoDispose(subscribe(urlState().state, async (_use, state) => {
       // Only start a tour or tutorial when the full interface is showing, i.e. not when in
       // embedded mode.
-      if (state.params?.style === 'light') {
+      if (state.params?.style === 'singlePage') {
         return;
       }
 

app/client/models/AppModel.ts

@@ -19,7 +19,7 @@ import {LocalPlugin} from 'app/common/plugin';
 import {DismissedPopup, DismissedReminder, UserPrefs} from 'app/common/Prefs';
 import {isOwner, isOwnerOrEditor} from 'app/common/roles';
 import {getTagManagerScript} from 'app/common/tagManager';
-import {getDefaultThemePrefs, Theme, ThemeAppearance, ThemeColors, ThemePrefs,
+import {getDefaultThemePrefs, Theme, ThemeColors, ThemePrefs,
         ThemePrefsChecker} from 'app/common/ThemePrefs';
 import {getThemeColors} from 'app/common/Themes';
 import {getGristConfig} from 'app/common/urlUtils';
@@ -450,14 +450,26 @@ export class AppModelImpl extends Disposable implements AppModel {
   private _getCurrentThemeObs() {
     return Computed.create(this, this.themePrefs, prefersDarkModeObs(),
       (_use, themePrefs, prefersDarkMode) => {
-        let appearance: ThemeAppearance;
-        if (!themePrefs.syncWithOS) {
-          appearance = themePrefs.appearance;
-        } else {
+        let {appearance, syncWithOS} = themePrefs;
+
+        const urlParams = urlState().state.get().params;
+        if (urlParams?.themeAppearance) {
+          appearance = urlParams?.themeAppearance;
+        }
+
+        if (urlParams?.themeSyncWithOs !== undefined) {
+          syncWithOS = urlParams?.themeSyncWithOs;
+        }
+
+        if (syncWithOS) {
           appearance = prefersDarkMode ? 'dark' : 'light';
         }
 
-        const nameOrColors = themePrefs.colors[appearance];
+        let nameOrColors = themePrefs.colors[appearance];
+        if (urlParams?.themeName) {
+          nameOrColors = urlParams?.themeName;
+        }
+
         let colors: ThemeColors;
         if (typeof nameOrColors === 'string') {
           colors = getThemeColors(nameOrColors);

app/client/ui/PagePanels.ts

@@ -392,7 +392,7 @@ const cssPageContainer = styled(cssVBox, `
       padding-bottom: ${bottomFooterHeightPx}px;
       min-width: 240px;
     }
-    .interface-light & {
+    .interface-singlePage & {
       padding-bottom: 0;
     }
   }
@@ -434,7 +434,7 @@ export const cssLeftPane = styled(cssVBox, `
       display: none;
     }
   }
-  .interface-light & {
+  .interface-singlePage & {
     display: none;
   }
   &-overlap {
@@ -501,7 +501,7 @@ const cssRightPane = styled(cssVBox, `
       display: none;
     }
   }
-  .interface-light & {
+  .interface-singlePage & {
     display: none;
   }
 `);
@@ -519,7 +519,7 @@ const cssHeader = styled('div', `
     }
   }
 
-  .interface-light & {
+  .interface-singlePage & {
     display: none;
   }
 `);
@@ -556,7 +556,7 @@ const cssBottomFooter = styled ('div', `
       display: none;
     }
   }
-  .interface-light & {
+  .interface-singlePage & {
     display: none;
   }
 `);

app/client/ui/ViewLayoutMenu.ts

@@ -36,7 +36,7 @@ export function makeViewLayoutMenu(viewSection: ViewSectionRec, isReadonly: bool
   ];
 
   const viewRec = viewSection.view();
-  const isLight = urlState().state.get().params?.style === 'light';
+  const isSinglePage = urlState().state.get().params?.style === 'singlePage';
 
   const sectionId = viewSection.table.peek().rawViewSectionRef.peek();
   const anchorUrlState = viewInstance.getAnchorLinkForSection(sectionId);
@@ -57,7 +57,7 @@ export function makeViewLayoutMenu(viewSection: ViewSectionRec, isReadonly: bool
 
   const showRawData = (use: UseCB) => {
     return !use(viewSection.isRaw)// Don't show raw data if we're already in raw data.
-        && !isLight // Don't show raw data in light mode.
+        && !isSinglePage // Don't show raw data in single page mode.
            ;
   };
 
@@ -84,7 +84,7 @@ export function makeViewLayoutMenu(viewSection: ViewSectionRec, isReadonly: bool
       menuItemCmd(allCommands.editLayout, t("Edit Card Layout"),
         dom.cls('disabled', isReadonly))),
 
-    dom.maybe(!isLight, () => [
+    dom.maybe(!isSinglePage, () => [
       menuDivider(),
       menuItemCmd(allCommands.viewTabOpen, t("Widget options"), testId('widget-options')),
       menuItemCmd(allCommands.sortFilterTabOpen, t("Advanced Sort & Filter")),
@@ -111,12 +111,12 @@ export function makeViewLayoutMenu(viewSection: ViewSectionRec, isReadonly: bool
  */
 export function makeCollapsedLayoutMenu(viewSection: ViewSectionRec, gristDoc: GristDoc) {
   const isReadonly = gristDoc.isReadonly.get();
-  const isLight = urlState().state.get().params?.style === 'light';
+  const isSinglePage = urlState().state.get().params?.style === 'singlePage';
   const sectionId = viewSection.table.peek().rawViewSectionRef.peek();
   const anchorUrlState = { hash: { sectionId, popup: true } };
   const rawUrl = urlState().makeUrl(anchorUrlState);
   return [
-    dom.maybe((use) => !use(viewSection.isRaw) && !isLight && !use(gristDoc.maximizedSectionId),
+    dom.maybe((use) => !use(viewSection.isRaw) && !isSinglePage && !use(gristDoc.maximizedSectionId),
       () => menuItemLink(
         { href: rawUrl}, t("Show raw data"), testId('show-raw-data'),
         dom.on('click', (ev) => {