feat: Implement keepDiacriticsOnCharacters as a setting parameter

Author: LeoErcolanelli

algoliasearch-common/src/main/java/com/algolia/search/objects/IndexSettings.java

@@ -19,6 +19,7 @@ public class IndexSettings implements Serializable {
   private Integer minProximity;
   private List<String> responseFields;
   private Integer maxFacetHits;
+  private String keepDiacriticsOnCharacters;
 
   /* attributes */
   /** Deprecated: use {@link #searchableAttributes} */
@@ -580,6 +581,15 @@ public IndexSettings setSortFacetValuesBy(String sortFacetValuesBy) {
     return this;
   }
 
+  public String getKeepDiacriticsOnCharacters() {
+    return keepDiacriticsOnCharacters;
+  }
+
+  public IndexSettings setKeepDiacriticsOnCharacters(String keepDiacriticsOnCharacters) {
+    this.keepDiacriticsOnCharacters = keepDiacriticsOnCharacters;
+    return this;
+  }
+
   @JsonAnySetter
   public IndexSettings setCustomSetting(String key, Object value) {
     this.customSettings.put(key, value);
@@ -707,6 +717,9 @@ public String toString() {
         + ", separatorsToIndex='"
         + separatorsToIndex
         + '\''
+        + ", keepDiacriticsOnCharacters='"
+        + keepDiacriticsOnCharacters
+        + '\''
         + ", customSettings="
         + customSettings
         + '}';

algoliasearch-tests/src/test/java/com/algolia/search/objects/IndexSettingsTest.java

@@ -32,6 +32,14 @@ public void typoToleranceBoolean() throws IOException {
     assertThat(result.getTypoTolerance()).isEqualTo(TypoTolerance.of(false));
   }
 
+  @Test
+  public void keepDiacriticsOnCharacters() throws IOException {
+    IndexSettings settings = new IndexSettings().setKeepDiacriticsOnCharacters("øé");
+    IndexSettings result = serializeDeserialize(settings);
+    assertThat(result).isEqualToComparingFieldByField(settings);
+    assertThat(result.getKeepDiacriticsOnCharacters()).isEqualTo("øé");
+  }
+
   @Test
   public void typoToleranceString() throws IOException {
     IndexSettings settings = new IndexSettings().setTypoTolerance(TypoTolerance.of("min"));