Added AU and GCP_EU region support

CHANGELOG.md

@@ -1,3 +1,9 @@
+### Version: 3.16.0
+#### Date: Sep-22-2025
+
+##### Feature:
+ - Added support for AU and GCP-EU regions
+
 ### Version: 3.15.0
 #### Date: Jun-16-2025
 

Contentstack.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
 s.name             = 'Contentstack'
-s.version          = '3.15.0'
+s.version          = '3.16.0'
 s.summary          = 'Contentstack is a headless CMS with an API-first approach that puts content at the centre.'
 
 s.description      = <<-DESC

Contentstack/Config.m

@@ -22,10 +22,10 @@ -(instancetype)init {
 }
 - (void)setRegion:(ContentstackRegion)region {
     _region = region;
-    if ([[self hostURLS] containsObject:_host]) {
-        _host = [self hostURL:_region];
-    }
+    // Always update host when region changes and notify observers
+    _host = [self hostURL:_region];  // Update host based on region
 }
+
 - (NSDictionary<NSString *, NSString *> *)earlyAccessHeaders {
     if (_setEarlyAccess.count > 0) {
         NSString *earlyAccessString = [_setEarlyAccess componentsJoinedByString:@","];

Contentstack/ContentstackDefinitions.h

@@ -78,9 +78,11 @@
     typedef NS_ENUM(NSUInteger, ContentstackRegion){
         US = 0,
         EU,
+        AU,
         AZURE_NA,
         AZURE_EU,
-        GCP_NA
+        GCP_NA,
+        GCP_EU
     };
 
     typedef NS_ENUM(NSUInteger, Language) {

Contentstack/Stack.h

@@ -45,6 +45,12 @@ BUILT_ASSUME_NONNULL_BEGIN
  */
 @property (nonatomic, copy, readonly) Config *config;
 
+/**
+ *  Readonly property to get the current host URL for the stack.
+ *  This value is derived from the config's host and updates automatically when the region changes.
+ */
+@property (nonatomic, copy, readonly) NSString *hostURL;
+
 - (instancetype)init UNAVAILABLE_ATTRIBUTE;
 
 //MARK: - ContentType

Contentstack/Stack.m

@@ -20,21 +20,19 @@ @interface Stack ()
 @property (nonatomic, copy) NSString *apiKey;
 @property (nonatomic, copy) NSString *accessToken;
 @property (nonatomic, copy) Config *config;
-
 @property (nonatomic, copy) NSString *environment;
 
 @end
 
 @implementation Stack
 
+- (NSString *)hostURL {
+    return self.config.host;
+}
+
 - (instancetype)initWithAPIKey:(NSString*)apiKey andaccessToken:(NSString *)accessToken andEnvironment:(NSString*)environment andConfig:(Config *)sConfig {
     if (self = [super init]) {
         _config = sConfig;
-
-        _hostURL = [sConfig.host copy];
-        if (_config.region != US) {
-            _hostURL = [NSString stringWithFormat:@"%@-%@", [self regionCode:_config.region], sConfig.host];
-        }
         _version = [sConfig.version copy];
         _environment = [environment copy];
 
@@ -49,19 +47,18 @@ - (instancetype)initWithAPIKey:(NSString*)apiKey andaccessToken:(NSString *)acce
 
         _requestOperationSet = [NSMutableSet set];
         // Add early access headers only if they exist
-              NSDictionary *earlyAccessHeaders = [_config earlyAccessHeaders];
-              if (earlyAccessHeaders.count > 0) {
-                  [_stackHeaders addEntriesFromDictionary:earlyAccessHeaders];
-              }
+        NSDictionary *earlyAccessHeaders = [_config earlyAccessHeaders];
+        if (earlyAccessHeaders.count > 0) {
+            [_stackHeaders addEntriesFromDictionary:earlyAccessHeaders];
+        }
 
-
         [self setHeader:_apiKey forKey:kCSIO_SiteApiKey];
         [self setHeader:_accessToken forKey:kCSIO_Accesstoken];
-
     }
     return self;
 }
 
+
 //MARK: - Get ContentTypes
 -(void)getContentTypes:(NSDictionary<NSString *,id> *)params completion:(void (^)(NSArray<NSString *> * _Nullable, NSError * _Nullable))completionBlock {
     NSString *path = [CSIOAPIURLs fetchSchemaWithVersion:self.version];

ContentstackInternal/NSObject+Extensions.m

@@ -42,11 +42,13 @@ -(NSArray*)hostURLS {
     static NSArray* hostURLS;
     static dispatch_once_t hostURLSOnceToken;
     dispatch_once(&hostURLSOnceToken, ^{
-        hostURLS = @[@"cdn.contentstack.io",
-                     @"cdn.contentstack.com",
-                     @"cdn.contentstack.com",
-                     @"cdn.contentstack.com",
-                     @"cdn.contentstack.com"];
+        hostURLS = @[@"cdn.contentstack.io",        // US
+                            @"eu-cdn.contentstack.com",    // EU
+                            @"au-cdn.contentstack.com",    // AU
+                            @"azure-na-cdn.contentstack.com", // Azure NA
+                            @"azure-eu-cdn.contentstack.com", // Azure EU
+                            @"gcp-na-cdn.contentstack.com",   // GCP NA
+                            @"gcp-eu-cdn.contentstack.com"];  // GCP EU
     });
     return hostURLS;
 }
@@ -61,9 +63,12 @@ -(NSArray*)regionCodes {
      dispatch_once(&regionCodesOnceToken, ^{
          regionCodes = @[@"us",
                          @"eu",
+                         @"au",
                          @"azure-na",
                          @"azure-eu",
-                         @"gcp-na"];
+                         @"gcp-na",
+                         @"gcp-eu"
+         ];
      });
     return regionCodes;
 }

ContentstackTest/ContentstackTest.m

@@ -1067,7 +1067,7 @@ - (void)testFetchEntryEqualToField {
 
     ContentType* csForm = [csStack contentTypeWithName:@"source"];
     Query* csQuery = [csForm query];
-    __block NSString *objectValue = @"source";
+    __block NSString *objectValue = @"source1";
     [csQuery whereKey:@"title" equalTo:objectValue];
 
     [csQuery find:^(ResponseType type, QueryResult *result, NSError *error) {
@@ -2013,7 +2013,7 @@ - (void)testFetchTags {
     ContentType* csForm = [csStack contentTypeWithName:@"source"];
 
     Query* csQuery = [csForm query];
-    __block NSMutableArray *tags = [NSMutableArray arrayWithArray:@[@"tags1",@"tags2"]];
+    __block NSMutableArray *tags = [NSMutableArray arrayWithArray:@[@"tag1",@"tag2"]];
     [csQuery tags:tags];
     [csQuery find:^(ResponseType type, QueryResult *result, NSError *error) {
 
@@ -2122,7 +2122,7 @@ - (void)testFetchSkipEntries {
 
     ContentType* csForm = [csStack contentTypeWithName:@"source"];
 
-    __block NSInteger skipObject = 4;
+    __block NSInteger skipObject = 1;
     Query* csQuery = [csForm query];
     [csQuery includeCount];
     [csQuery skipObjects:@(skipObject)];
@@ -2133,7 +2133,7 @@ - (void)testFetchSkipEntries {
             XCTFail(@"~ ERR: %@", error.userInfo);
         } else {
 
-            XCTAssertTrue(([result totalCount]-skipObject) <= [result getResult].count, "query should skip 4 objects");
+            XCTAssertTrue(([result totalCount]-skipObject) <= [result getResult].count, "query should skip 1 objects");
         }
 
         [expectation fulfill];
@@ -2545,4 +2545,96 @@ - (void)testVariantHeaders {
     }];
 }
 
+#pragma mark - Region Support Tests
+
+- (void)testDefaultRegion {
+    XCTestExpectation *expectation = [self expectationWithDescription:@"DefaultRegionTest"];
+    config = [[Config alloc] init];
+    Stack *stack = [Contentstack stackWithAPIKey:@"api_key" accessToken:@"delivery_token" environmentName:@"environment" config:config];
+
+    // Verify default region is US
+    XCTAssertEqual(config.region, US, @"Default region should be US");
+    XCTAssertEqualObjects(config.host, @"cdn.contentstack.io", @"Config host should be US region");
+
+    [expectation fulfill];
+    [self waitForExpectationsWithTimeout:kRequestTimeOutInSeconds handler:nil];
+}
+
+- (void)testAllRegionsSupport {
+    XCTestExpectation *expectation = [self expectationWithDescription:@"AllRegionsTest"];
+    config = [[Config alloc] init];
+    Stack *stack = [Contentstack stackWithAPIKey:@"api_key" accessToken:@"delivery_token" environmentName:@"environment" config:config];
+
+    // Test all regions
+    NSDictionary *regionHosts = @{
+        @(US): @"cdn.contentstack.io",
+        @(EU): @"eu-cdn.contentstack.com",
+        @(AU): @"au-cdn.contentstack.com",
+        @(AZURE_NA): @"azure-na-cdn.contentstack.com",
+        @(AZURE_EU): @"azure-eu-cdn.contentstack.com",
+        @(GCP_NA): @"gcp-na-cdn.contentstack.com",
+        @(GCP_EU): @"gcp-eu-cdn.contentstack.com"
+    };
+
+    [regionHosts enumerateKeysAndObjectsUsingBlock:^(NSNumber *region, NSString *expectedHost, BOOL *stop) {
+        [config setRegion:region.intValue];
+        XCTAssertEqualObjects(config.host, expectedHost, 
+            @"Config host should be updated for region %@", region);
+    }];
+
+    [expectation fulfill];
+    [self waitForExpectationsWithTimeout:kRequestTimeOutInSeconds handler:nil];
+}
+
+- (void)testCustomHostOverride {
+    XCTestExpectation *expectation = [self expectationWithDescription:@"CustomHostTest"];
+    config = [[Config alloc] init];
+    Stack *stack = [Contentstack stackWithAPIKey:@"api_key" accessToken:@"delivery_token" environmentName:@"environment" config:config];
+
+    // Set custom host
+    NSString *customHost = @"custom.contentstack.com";
+    config.host = customHost;
+    XCTAssertEqualObjects(config.host, customHost, @"Config should use custom host");
+
+    // Verify region change overrides custom host
+    [config setRegion:AU];
+    XCTAssertEqualObjects(config.host, @"au-cdn.contentstack.com", @"Region change should override custom host");
+
+    [expectation fulfill];
+    [self waitForExpectationsWithTimeout:kRequestTimeOutInSeconds handler:nil];
+}
+
+- (void)testRegionChangeReflection {
+    XCTestExpectation *expectation = [self expectationWithDescription:@"RegionChangeTest"];
+    config = [[Config alloc] init];
+    Stack *stack = [Contentstack stackWithAPIKey:@"api_key" accessToken:@"delivery_token" environmentName:@"environment" config:config];
+
+    // Change regions multiple times
+    [config setRegion:EU];
+    XCTAssertEqualObjects(config.host, @"eu-cdn.contentstack.com", @"Config should update to EU host");
+
+    [config setRegion:AU];
+    XCTAssertEqualObjects(config.host, @"au-cdn.contentstack.com", @"Config should update to AU host");
+
+    [config setRegion:US];
+    XCTAssertEqualObjects(config.host, @"cdn.contentstack.io", @"Config should update back to US host");
+
+    [expectation fulfill];
+    [self waitForExpectationsWithTimeout:kRequestTimeOutInSeconds handler:nil];
+}
+
+- (void)testAURegion {
+    XCTestExpectation *expectation = [self expectationWithDescription:@"DefaultRegionTest"];
+    config = [[Config alloc] init];
+    [config setRegion:AU];
+    Stack *stack = [Contentstack stackWithAPIKey:@"api_key" accessToken:@"delivery_token" environmentName:@"environment" config:config];
+
+    // Verify default region is US
+    XCTAssertEqual(config.region, AU, @"Default region should be AU");
+    XCTAssertEqualObjects(config.host, @"au-cdn.contentstack.com", @"Config host should be AU region");
+
+    [expectation fulfill];
+    [self waitForExpectationsWithTimeout:kRequestTimeOutInSeconds handler:nil];
+}
+
 @end