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CHANGELOG.md

@@ -6,6 +6,12 @@
 
 -Feature: Variants method introduced
 
+## v1.15.0
+
+### Date: 04-Sep-2024
+
+- Live Preview 2.0 support added
+
 ## v1.14.2
 
 ### Date: 15-July-2024

src/main/java/com/contentstack/sdk/Config.java

@@ -26,6 +26,7 @@ public class Config {
     protected JSONObject livePreviewEntry = null;
     protected ContentstackRegion region = ContentstackRegion.US;
     protected String managementToken;
+    protected String previewToken;
     protected String branch;
     protected Proxy proxy = null;
     protected String[] earlyAccess = null;
@@ -181,6 +182,17 @@ protected Config setLivePreviewEntry(@NotNull JSONObject livePreviewEntry) {
         return this;
     }
 
+     /**
+     * Sets preview token.
+     *
+     * @param previewToken the preview token
+     * @return the preview token
+     */
+    public Config setPreviewToken(@NotNull String previewToken){
+        this.previewToken = previewToken;
+        return this;
+    }
+
     /**
      * Sets management token.
      *

src/main/java/com/contentstack/sdk/Stack.java

@@ -6,6 +6,9 @@
 import org.jetbrains.annotations.NotNull;
 import org.json.JSONArray;
 import org.json.JSONObject;
+
+import com.contentstack.sdk.Constants.REQUEST_CONTROLLER;
+
 import retrofit2.Response;
 import retrofit2.Retrofit;
 
@@ -98,6 +101,15 @@ private void client(String endpoint) {
 
     private void includeLivePreview() {
         if (config.enableLivePreview) {
+            String urlLivePreview = config.livePreviewHost;
+            if(config.region != null && !config.region.name().isEmpty()){
+                if(config.region.name() == "US" ){
+                    config.livePreviewHost = urlLivePreview;
+                }else{
+                    String regionPrefix = config.region.name().toLowerCase();
+                    config.livePreviewHost = regionPrefix + "-" + urlLivePreview;
+                }
+            }
             this.livePreviewEndpoint = "https://".concat(config.livePreviewHost).concat("/v3/content_types/");
         }
     }
@@ -125,6 +137,7 @@ private void includeLivePreview() {
      * @throws IOException IO Exception
      */
     public Stack livePreviewQuery(Map<String, String> query) throws IOException {
+        if(config.enableLivePreview){
         config.livePreviewHash = query.get(LIVE_PREVIEW);
         config.livePreviewEntryUid = query.get(ENTRY_UID);
         config.livePreviewContentType = query.get(CONTENT_TYPE_UID);
@@ -137,7 +150,17 @@ public Stack livePreviewQuery(Map<String, String> query) throws IOException {
         try {
             LinkedHashMap<String, Object> liveHeader = new LinkedHashMap<>();
             liveHeader.put("api_key", this.headers.get("api_key"));
-            liveHeader.put("authorization", config.managementToken);
+
+            if(config.livePreviewHost.equals("rest-preview.contentstack.com"))
+            {   
+                if(config.previewToken != null) { 
+                    liveHeader.put("preview_token", config.previewToken);
+                } else{
+                    throw new IllegalAccessError("Provide the Preview Token for the host rest-preview.contentstack.com");
+                }
+            } else { 
+                liveHeader.put("authorization", config.managementToken);
+            }
             response = this.service.getRequest(livePreviewUrl, liveHeader).execute();
         } catch (IOException e) {
             throw new IllegalStateException("IO Exception while executing the Live Preview url");
@@ -150,6 +173,9 @@ public Stack livePreviewQuery(Map<String, String> query) throws IOException {
                 config.setLivePreviewEntry(liveResponse.getJSONObject("entry"));
             }
         }
+    } else { 
+        throw new IllegalStateException("Live Preview is not enabled in Config");
+    }
         return this;
     }
 

src/test/java/com/contentstack/sdk/TestAsset.java

@@ -38,10 +38,10 @@ public void onCompletion(ResponseType responseType, List<Asset> assets, Error er
                 Asset model = assets.get(0);
                 assetUid = model.getAssetUid();
                 Assertions.assertTrue(model.getAssetUid().startsWith("blt"));
-                Assertions.assertEquals("image/jpeg", model.getFileType());
-                Assertions.assertEquals("1775299", model.getFileSize());
-                Assertions.assertEquals("phoenix2.jpg", model.getFileName());
-                Assertions.assertTrue(model.getUrl().endsWith("phoenix2.jpg"));
+                Assertions.assertEquals("image/png", model.getFileType());
+                Assertions.assertEquals("13006", model.getFileSize());
+                Assertions.assertEquals("iot-icon.png", model.getFileName());
+                Assertions.assertTrue(model.getUrl().endsWith("iot-icon.png"));
                 Assertions.assertTrue(model.toJSON().has("created_at"));
                 Assertions.assertTrue(model.getCreatedBy().startsWith("blt"));
                 Assertions.assertEquals("gregory", model.getUpdateAt().getCalendarType());
@@ -60,10 +60,10 @@ void testNewAssetZOnlyForOrderByUid() {
             @Override
             public void onCompletion(ResponseType responseType, Error error) {
                 Assertions.assertTrue(asset.getAssetUid().startsWith("blt"));
-                Assertions.assertEquals("image/jpeg", asset.getFileType());
-                Assertions.assertEquals("1775299", asset.getFileSize());
-                Assertions.assertEquals("phoenix2.jpg", asset.getFileName());
-                Assertions.assertTrue(asset.getUrl().endsWith("phoenix2.jpg"));
+                Assertions.assertEquals("image/png", asset.getFileType());
+                Assertions.assertEquals("13006", asset.getFileSize());
+                Assertions.assertEquals("iot-icon.png", asset.getFileName());
+                Assertions.assertTrue(asset.getUrl().endsWith("iot-icon.png"));
                 Assertions.assertTrue(asset.toJSON().has("created_at"));
                 Assertions.assertTrue(asset.getCreatedBy().startsWith("blt"));
                 Assertions.assertEquals("gregory", asset.getUpdateAt().getCalendarType());

src/test/java/com/contentstack/sdk/TestAssetLibrary.java

@@ -24,10 +24,10 @@ void testNewAssetLibrary() {
             public void onCompletion(ResponseType responseType, List<Asset> assets, Error error) {
                 Asset model = assets.get(0);
                 Assertions.assertTrue(model.getAssetUid().startsWith("blt"));
-                assertEquals("image/jpeg", model.getFileType());
-                assertEquals("1775299", model.getFileSize());
-                assertEquals("phoenix2.jpg", model.getFileName());
-                Assertions.assertTrue(model.getUrl().endsWith("phoenix2.jpg"));
+                assertEquals("image/png", model.getFileType());
+                assertEquals("13006", model.getFileSize());
+                assertEquals("iot-icon.png", model.getFileName());
+                Assertions.assertTrue(model.getUrl().endsWith("iot-icon.png"));
                 Assertions.assertTrue(model.toJSON().has("created_at"));
                 Assertions.assertTrue(model.getCreatedBy().startsWith("blt"));
                 assertEquals("gregory", model.getUpdateAt().getCalendarType());

src/test/java/com/contentstack/sdk/TestEntry.java

@@ -105,7 +105,7 @@ public void onCompletion(ResponseType responseType, Error error) {
     @Test
     @Order(4)
     void entryCalling() {
-        Assertions.assertEquals(6, entry.headers.size());
+        Assertions.assertEquals(7, entry.headers.size());
         logger.info("passed...");
     }
 

src/test/java/com/contentstack/sdk/TestLivePreview.java

@@ -5,6 +5,10 @@
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import java.io.IOException;
 import java.util.HashMap;
 import java.util.logging.Level;
 import java.util.logging.Logger;
@@ -26,6 +30,7 @@ public static void setUp() {
         config = new Config();
     }
 
+
     /**
      * Test config test.
      */
@@ -158,5 +163,64 @@ void testCompleteLivePreviewInQuery() throws Exception {
         Assertions.assertNotNull(entry);
     }
 
+    @Test
+    void testCompleteLivePreviewWithPreviewToken() throws IOException, IllegalAccessException {
+        Config livePreviewConfig = new Config()
+                .enableLivePreview(true)
+                .setLivePreviewHost("rest-preview.contentstack.com")
+                .setPreviewToken("preview_token");
+
+        Stack stack = Contentstack.stack("stackApiKey", "deliveryToken", "env1", livePreviewConfig);
+
+        HashMap<String, String> hashMap = new HashMap<>();
+        hashMap.put("live_preview", "hash167673");
+        hashMap.put("content_type_uid", "page");
+
+        stack.livePreviewQuery(hashMap);
+        Entry entry = stack.contentType("page").entry("entry_uid");
+        entry.fetch(null);
+        Assertions.assertNotNull(entry);
+
+    }
+
+    @Test()
+    void testLivePreviewWithoutPreviewToken() throws Exception {
+        Config livePreviewEnablerConfig = new Config().enableLivePreview(true).setLivePreviewHost("rest-preview.contentstack.com")
+                .setManagementToken("fake@token");
+        Stack stack = Contentstack.stack("stackApiKey", "deliveryToken", "env1", livePreviewEnablerConfig);
+        HashMap<String, String> hashMap = new HashMap<>();
+        hashMap.put("live_preview", "hash167673");
+        hashMap.put("content_type_uid", "page");
+
+        IllegalAccessError thrown = Assertions.assertThrows(IllegalAccessError.class, () -> {
+            stack.livePreviewQuery(hashMap);
+        }, "Expected livePreviewQuery to throw IllegalAccessError");
+
+        Assertions.assertTrue(thrown.getMessage().contains("Provide the Preview Token for the host rest-preview.contentstack.com"), 
+            "Exception message should mention that Preview Token is required");
+
+        logger.severe(thrown.getMessage());  
+    }
+
+    @Test
+    void testLivePreviewDisabled() throws IllegalAccessException, IOException {
+    Config config = new Config()
+            .enableLivePreview(false)
+            .setPreviewToken("preview_token");
+
+    Stack stack = Contentstack.stack("stackApiKey", "deliveryToken", "env1", config);
+
+    HashMap<String, String> hashMap = new HashMap<>();
+    hashMap.put("live_preview", "hash167673");
+    hashMap.put("content_type_uid", "page");
+
+    Exception exception = assertThrows(IllegalStateException.class, () -> {
+        stack.livePreviewQuery(hashMap);
+    });
+
+    // Optionally, you can check the message of the exception
+    assertEquals("Live Preview is not enabled in Config", exception.getMessage(), 
+                 "Expected exception message does not match");
+    }
 
 }

src/test/java/com/contentstack/sdk/TestStack.java

@@ -304,7 +304,7 @@ void testGetAllContentTypes() {
             @Override
             public void onCompletion(ContentTypesModel contentTypesModel, Error error) {
                 assertTrue(contentTypesModel.getResponse() instanceof JSONArray);
-                assertEquals(5, ((JSONArray) contentTypesModel.getResponse()).length());
+                assertEquals(8, ((JSONArray) contentTypesModel.getResponse()).length());
             }
         });
     }