Add feature/comment options

steemconnect4j/src/main/java/com/hapramp/steemconnect4j/Beneficiary.java

@@ -0,0 +1,17 @@
+package com.hapramp.steemconnect4j;
+
+public class Beneficiary {
+  private String account;
+  private int weight;
+
+  public Beneficiary(String account, int weight) {
+    this.account = account;
+    this.weight = weight;
+  }
+
+  @Override
+  public String toString() {
+    return "{\"account\":\"" + account + "\""
+      + ",\"weight\":" + weight + "}";
+  }
+}

steemconnect4j/src/main/java/com/hapramp/steemconnect4j/SteemConnect.java

@@ -2,6 +2,7 @@
 
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
+import java.util.ArrayList;
 import java.util.Map;
 
 public class SteemConnect {
@@ -184,8 +185,19 @@ public void vote(String voter, String author, String permlink, String weight,
   * @param jsonMetaData           jsonmetadata of comment
   * @param steemConnectCallback   callback for response
   */
-  public void comment(String parentAuthor, String parentPermlink, String author, String permlink,
-      String title, String body, String jsonMetaData, SteemConnectCallback steemConnectCallback) {
+  public void comment(String parentAuthor,
+                      String parentPermlink,
+                      String author,
+                      String permlink,
+                      String title,
+                      String body,
+                      String jsonMetaData,
+                      String maxAcceptedPayout,
+                      int percentSteemDollars,
+                      boolean allowVotes,
+                      boolean allowCurationRewards,
+                      ArrayList<Beneficiary> beneficiaries,
+                      SteemConnectCallback steemConnectCallback) {
     String params = StringUtils.getCommanSeparatedObjectString(
         RpcJsonUtil.getKeyValuePair("parent_author", "\"" + parentAuthor + "\""),
         RpcJsonUtil.getKeyValuePair("parent_permlink", "\"" + parentPermlink + "\""),
@@ -195,9 +207,22 @@ public void comment(String parentAuthor, String parentPermlink, String author, S
         RpcJsonUtil.getKeyValuePair("body", "\"" + body + "\""),
         RpcJsonUtil.getKeyValuePair("json_metadata", "\"" + jsonMetaData + "\"")
     );
+    String config = StringUtils.getCommentOptionStringFormat(
+        author,
+        permlink,
+        maxAcceptedPayout,
+        allowVotes,
+        allowCurationRewards,
+        percentSteemDollars,
+        beneficiaries);
+
     String operations = StringUtils.getOperationsString(
     		StringUtils.getCommanSeparatedArrayString(
-    				StringUtils.getCommanSeparatedArrayString("\"comment\"", params)));
+    		  StringUtils.getCommanSeparatedArrayString("\"comment\"",
+            params),
+        StringUtils.getCommanSeparatedArrayString("\"comment_options\"",
+        config))
+    );
     this.broadcast(operations, steemConnectCallback);
   }
 

steemconnect4j/src/main/java/com/hapramp/steemconnect4j/StringUtils.java

@@ -1,5 +1,6 @@
 package com.hapramp.steemconnect4j;
 
+import java.util.ArrayList;
 import java.util.Map;
 
 public class StringUtils {
@@ -84,4 +85,33 @@ public static String getQueryParamsFromMap(Map<String, String> map) {
   public static String getOperationsString(String value) {
     return "{\"operations\":" + value + "}";
   }
+
+  /**
+   * Formats string for `comment_options` operation.
+   * @param author              author
+   * @param permlink            perlink
+   * @param percentSteemDollars percentSteemDollars
+   * @param beneficiaries       List of beneficiaries
+   * @return                    Formatted string
+   */
+  public static String getCommentOptionStringFormat(String author,
+                                                    String permlink,
+                                                    String maxAcceptedpayout,
+                                                    boolean allowVotes,
+                                                    boolean allowCurationRewards,
+                                                    int percentSteemDollars,
+                                                    ArrayList<Beneficiary>
+                                                      beneficiaries) {
+    return "{" + "\"author\": \"" + author + "\","
+      + "\"permlink\":" + " \"" + permlink + "\","
+      + "\"max_accepted_payout\": \"" + maxAcceptedpayout + "\","
+      + "\"percent_steem_dollars\": " + percentSteemDollars + ","
+      + "\"allow_votes\": " + allowVotes + ","
+      + "\"allow_curation_rewards\": " + allowCurationRewards + ","
+      + "\"extensions\": ["
+      + "[0, {"
+      + "\"beneficiaries\": " + beneficiaries.toString() + "}]"
+      + "]"
+      + "}";
+  }
 }

steemconnect4j/src/test/java/com/hapramp/steemconnect4j/tests/SteemConnectTest.java

@@ -8,6 +8,8 @@
 import com.hapramp.steemconnect4j.SteemConnectCallback;
 import com.hapramp.steemconnect4j.SteemConnectException;
 import com.hapramp.steemconnect4j.SteemConnectOptions;
+
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.CountDownLatch;
@@ -264,7 +266,11 @@ public void testComment() {
     try {
       steemConnect.comment("parent_author", "parent_permlink",
           "title", "body", "json",
-          "author", "permlink", new SteemConnectCallback() {
+          "author", "permlink", "0 SBD",
+          10000,
+          true,
+          true, new ArrayList<>(),
+          new SteemConnectCallback() {
             @Override
             public void onResponse(String response) {
               assertTrue(response.length() > 0);

steemconnect4j/src/test/java/com/hapramp/steemconnect4j/tests/StringUtilsTest.java

@@ -4,6 +4,7 @@
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
+import com.hapramp.steemconnect4j.Beneficiary;
 import com.hapramp.steemconnect4j.HttpMethod;
 import com.hapramp.steemconnect4j.NetworkUtils;
 import com.hapramp.steemconnect4j.Route;
@@ -12,6 +13,8 @@
 import com.hapramp.steemconnect4j.SteemConnectException;
 import com.hapramp.steemconnect4j.SteemConnectOptions;
 import com.hapramp.steemconnect4j.StringUtils;
+
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.CountDownLatch;
@@ -172,6 +175,38 @@ public void testStringFormat() {
     assertEquals(exp, actualString);
   }
 
+  @Test
+  public void testCommentOptionStringFormat() {
+    ArrayList<Beneficiary> beneficiaries = new ArrayList<>();
+    beneficiaries.add(new Beneficiary("bxute", 2000));
+    String formattedString =
+        StringUtils.getCommentOptionStringFormat(
+          "bxute",
+        "permlink",
+        "1000000.000 SBD",
+        true,
+          true,
+          10000,
+          beneficiaries);
+    String exp = "{" + "\"author\": \"bxute\","
+        + "\"permlink\":" + " \"permlink\","
+        + "\"max_accepted_payout\": \"1000000.000 SBD\","
+        + "\"percent_steem_dollars\": 10000,"
+        + "\"allow_votes\": true,"
+        + "\"allow_curation_rewards\": true,"
+        + "\"extensions\": ["
+        + "[0, {"
+        + "\"beneficiaries\": [{"
+        + "\"account\":\"bxute\","
+        + "\"weight\":2000"
+        + "}]"
+        + "}]"
+        + "]"
+        + "}";
+    assertEquals(exp, formattedString);
+    print(exp, formattedString);
+  }
+
   private void print(String exp, String actual) {
     System.out.println("Expected: " + exp);
     System.out.println("Actual: " + actual);