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feat: add alias api with previousId support #485

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merged 1 commit into from
Dec 6, 2024
Merged

feat: add alias api with previousId support #485

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22 changes: 15 additions & 7 deletions core/src/main/java/com/rudderstack/android/sdk/core/RudderClient.java
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Original file line number Diff line number Diff line change
Expand Up @@ -467,7 +467,11 @@ void alias(@NonNull RudderMessage message) {
* @param newId New userId for the user
*/
public void alias(String newId) {
alias(newId, null);
alias(newId, null, null);
}

public void alias(@NonNull String newId, @Nullable RudderOption option) {
alias(newId, option, null);
}

/**
Expand All @@ -478,7 +482,7 @@ public void alias(String newId) {
* @param newId New userId for the user
* @param option RudderOptions for this event
*/
public void alias(@NonNull String newId, @Nullable RudderOption option) {
public void alias(@NonNull String newId, @Nullable RudderOption option, @Nullable String previousId) {
RudderContext context = getRudderContext();
Map<String, Object> traits = null;
if (context != null) {
Expand All @@ -488,12 +492,16 @@ public void alias(@NonNull String newId, @Nullable RudderOption option) {
return;
String prevUserId = null;

if (traits.containsKey("userId")) {
prevUserId = (String) traits.get("userId");
} else if (traits.containsKey("id")) {
prevUserId = (String) traits.get("id");
if (previousId != null) {
prevUserId = previousId;
} else {
prevUserId = RudderContext.getAnonymousId();
if (traits.containsKey("userId")) {
prevUserId = (String) traits.get("userId");
} else if (traits.containsKey("id")) {
prevUserId = (String) traits.get("id");
} else {
prevUserId = RudderContext.getAnonymousId();
}
}

traits.put("userId", newId);
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