Fix stale cache issues from parser updates

- Validate cached data has usable images before using
- Add clearComicChapterCache action to clear chapter images
- Clear chapter cache on refresh to fetch fresh images

Author: pushpender-singh-ap

src/Redux/Actions/GlobalActions.js

@@ -175,7 +175,13 @@ export const fetchComicBook =
       // Check for existing data
       const existingData = getState().data.dataByUrl[originalComicBook];
 
-      if (existingData) {
+      // Validate cached data has usable images (fixes stale cache from parser updates)
+      const hasValidImages =
+        existingData &&
+        Array.isArray(existingData.images) &&
+        existingData.images.length > 0;
+
+      if (hasValidImages) {
         if (isfetchComicDetails && existingData.detailsLink) {
           dispatch(fetchComicDetails(existingData?.detailsLink));
         }

src/Redux/Reducers/index.js

@@ -261,6 +261,20 @@ const Reducers = createSlice({
     clearHistory: state => {
       state.history = {};
     },
+    clearComicChapterCache: (state, action) => {
+      const comicDetailLink = action.payload;
+      const comicDetail = state.dataByUrl[comicDetailLink];
+
+      // Clear cached chapter images for this comic
+      if (comicDetail?.chapters) {
+        comicDetail.chapters.forEach(chapter => {
+          if (chapter?.link && state.dataByUrl[chapter.link]) {
+            // Only clear the images array, keep other data if any
+            delete state.dataByUrl[chapter.link];
+          }
+        });
+      }
+    },
     DownTime: (state, action) => {
       state.loading = false;
       state.error = action.payload
@@ -623,6 +637,7 @@ export const {
   updateDownloadedComicBook,
   clearHistory,
   clearSearch,
+  clearComicChapterCache,
   setScrollPreference,
   setComicBackgroundColor,
   rewardAdsShown,

src/Screens/Comic/Details/ComicDetails.js

@@ -22,7 +22,7 @@ import {
 } from '../../../Redux/Actions/GlobalActions';
 import Loading from '../../../Components/UIComp/Loading';
 import Error from '../../../Components/UIComp/Error';
-import {updateData} from '../../../Redux/Reducers';
+import {updateData, clearComicChapterCache} from '../../../Redux/Reducers';
 import ChaptersView from '../../../Components/UIComp/ChaptersView';
 import DescriptionView from '../../../Components/UIComp/DescriptionView';
 import {
@@ -164,13 +164,9 @@ export function ComicDetails({navigation, route}) {
             </TouchableOpacity>
             <TouchableOpacity
               onPress={() => {
+                // Clear cached chapter images for this comic (keeps reading progress)
+                dispatch(clearComicChapterCache(search ? PageUrl : PageLink));
                 dispatch(fetchComicDetails(search ? PageUrl : PageLink, true));
-                // dispatch(
-                //   updateData({
-                //     url: search ? PageUrl : PageLink,
-                //     data: { Bookmark: !ComicDetail?.Bookmark },
-                //   }),
-                // );
               }}>
               <Ionicons
                 name="refresh-outline"