BTHLABS-58: Share Extension in Apple Apps

services/apple/Shared (Share Extension)/HPSharedItemsContainer.m

@@ -0,0 +1,63 @@
+//
+//  HPSharedItemsContainer.m
+//  HotPocket
+//
+//  Created by Tomek Wójcik on 27/09/2025.
+//
+
+#import "HPSharedItemsContainer.h"
+
+#import "HPSharedItem.h"
+#import "NSURL+HotPocketExtensions.h"
+
+@implementation HPSharedItemsContainer (HPSharedItemsContainerPrivate)
+
+-(NSURL *)validatedURL:(NSURL *)url {
+    if (url.isUsableInHotPocket == NO) {
+        return nil;
+    }
+    
+    return url;
+}
+
+@end
+
+@implementation HPSharedItemsContainer
+
+-(instancetype)init {
+    if (self = [super init]) {
+        self.primaryItem = nil;
+        self.candidateItems = [[NSMutableArray alloc] initWithCapacity:1];
+    }
+    
+    return self;
+}
+
+-(NSURL *)resolveURL {
+    NSURL *result = nil;
+    
+    if (self.primaryItem != nil) {
+        result = [self validatedURL:[self.primaryItem maybeURL]];
+    }
+    
+    if ([self.candidateItems count] > 0) {
+        NSUInteger itemCandidateIndex = 0;
+        while (result == nil) {
+            HPSharedItem *itemCandidate = [self.candidateItems objectAtIndex:itemCandidateIndex];
+
+            result = [self validatedURL:itemCandidate.maybeURL];
+            if (result != nil) {
+                break;
+            }
+            
+            itemCandidateIndex += 1;
+            if (itemCandidateIndex >= [self.candidateItems count]) {
+                break;
+            }
+        }
+    }
+    
+    return result;
+}
+
+@end