MOBILE-4627 page: Don't download all files when opening

src/addons/mod/page/components/index/addon-mod-page-index.html

@@ -12,13 +12,6 @@
     <core-course-module-info [module]="module" [description]="displayDescription && description" [component]="component"
         [componentId]="componentId" [courseId]="courseId" (completionChanged)="onCompletionChange()" />
 
-    <ion-card class="core-warning-card" *ngIf="warning">
-        <ion-item>
-            <ion-icon name="fas-triangle-exclamation" slot="start" aria-hidden="true" />
-            <ion-label><span [innerHTML]="warning"></span></ion-label>
-        </ion-item>
-    </ion-card>
-
     <div class="ion-padding">
         <core-format-text [component]="component" [componentId]="componentId" [text]="contents" contextLevel="module"
             [contextInstanceId]="module.id" [courseId]="courseId" />

src/addons/mod/page/components/index/index.ts

@@ -15,7 +15,6 @@
 import { Component, OnInit, Optional } from '@angular/core';
 import { CoreCourseModuleMainResourceComponent } from '@features/course/classes/main-resource-component';
 import { CoreCourseContentsPage } from '@features/course/pages/contents/contents';
-import { CoreCourse } from '@features/course/services/course';
 import { CoreTextUtils } from '@services/utils/text';
 import { CoreUtils } from '@services/utils/utils';
 import { AddonModPagePage, AddonModPage } from '../../services/page';
@@ -38,7 +37,6 @@ export class AddonModPageIndexComponent extends CoreCourseModuleMainResourceComp
     displayTimemodified = true;
     timemodified?: number;
     page?: AddonModPagePage;
-    warning?: string;
 
     protected fetchContentDefaultError = 'addon.mod_page.errorwhileloadingthepage';
 
@@ -68,19 +66,12 @@ export class AddonModPageIndexComponent extends CoreCourseModuleMainResourceComp
      * @inheritdoc
      */
     protected async fetchContent(refresh?: boolean): Promise<void> {
-        // Download the resource if it needs to be downloaded.
+        const [contents] = await Promise.all([
-        const downloadResult = await this.downloadResourceIfNeeded(refresh);
+            this.getModuleContents(refresh),
-
-        // Get contents. No need to refresh, it has been done in downloadResourceIfNeeded.
-        const contents = await CoreCourse.getModuleContents(this.module);
-
-        const results = await Promise.all([
             this.loadPageData(),
-            AddonModPageHelper.getPageHtml(contents, this.module.id),
         ]);
 
-        this.contents = results[1];
+        this.contents = await AddonModPageHelper.getPageHtml(contents, this.module.id);
-        this.warning = downloadResult?.failed ? this.getErrorDownloadingSomeFilesMessage(downloadResult.error!) : '';
     }
 
     /**

src/core/features/course/classes/main-resource-component.ts

@@ -26,7 +26,7 @@ import { CoreEventObserver, CoreEvents } from '@singletons/events';
 import { CoreLogger } from '@singletons/logger';
 import { CoreCourseModuleSummaryResult } from '../components/module-summary/module-summary';
 import { CoreCourseContentsPage } from '../pages/contents/contents';
-import { CoreCourse } from '../services/course';
+import { CoreCourse, CoreCourseModuleContentFile } from '../services/course';
 import { CoreCourseHelper, CoreCourseModuleData } from '../services/course-helper';
 import { CoreCourseModuleDelegate, CoreCourseModuleMainComponent } from '../services/module-delegate';
 import { CoreCourseModulePrefetchDelegate } from '../services/module-prefetch-delegate';
@@ -364,24 +364,36 @@ export class CoreCourseModuleMainResourceComponent implements OnInit, OnDestroy,
 
         if (!this.module.contents?.length || (refresh && !contentsAlreadyLoaded)) {
             // Try to load the contents.
-            const ignoreCache = refresh && CoreNetwork.isOnline();
+            await this.getModuleContents(refresh);
-
-            try {
-                await CoreCourse.loadModuleContents(this.module, undefined, undefined, false, ignoreCache);
-            } catch (error) {
-                // Error loading contents. If we ignored cache, try to get the cached value.
-                if (ignoreCache && !this.module.contents) {
-                    await CoreCourse.loadModuleContents(this.module);
-                } else if (!this.module.contents) {
-                    // Not able to load contents, throw the error.
-                    throw error;
-                }
-            }
         }
 
         return result;
     }
 
+    /**
+     * Get module contents.
+     *
+     * @param refresh Whether we're refreshing data.
+     * @returns Module contents.
+     */
+    protected async getModuleContents(refresh?: boolean): Promise<CoreCourseModuleContentFile[]> {
+        const ignoreCache = refresh && CoreNetwork.isOnline();
+
+        try {
+            return await CoreCourse.getModuleContents(this.module, undefined, undefined, false, ignoreCache);
+        } catch (error) {
+            // Error loading contents. If we ignored cache, try to get the cached value.
+            if (ignoreCache && !this.module.contents) {
+                return await CoreCourse.getModuleContents(this.module);
+            } else if (!this.module.contents) {
+                // Not able to load contents, throw the error.
+                throw error;
+            }
+
+            return this.module.contents;
+        }
+    }
+
     /**
      * The completion of the modules has changed.
      *