com.github.messenger4j.webhook.factory.AccountLinkingEventFactory Maven / Gradle / Ivy

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package com.github.messenger4j.webhook.factory;

import static com.github.messenger4j.internal.gson.GsonUtil.Constants.PROP_ACCOUNT_LINKING;
import static com.github.messenger4j.internal.gson.GsonUtil.Constants.PROP_AUTHORIZATION_CODE;
import static com.github.messenger4j.internal.gson.GsonUtil.Constants.PROP_ID;
import static com.github.messenger4j.internal.gson.GsonUtil.Constants.PROP_RECIPIENT;
import static com.github.messenger4j.internal.gson.GsonUtil.Constants.PROP_SENDER;
import static com.github.messenger4j.internal.gson.GsonUtil.Constants.PROP_STATUS;
import static com.github.messenger4j.internal.gson.GsonUtil.Constants.PROP_TIMESTAMP;
import static com.github.messenger4j.internal.gson.GsonUtil.getPropertyAsInstant;
import static com.github.messenger4j.internal.gson.GsonUtil.getPropertyAsString;
import static com.github.messenger4j.internal.gson.GsonUtil.hasProperty;

import com.github.messenger4j.webhook.event.AccountLinkingEvent;
import com.google.gson.JsonObject;
import java.time.Instant;
import java.util.Optional;

/**
 * @author Max Grabenhorst
 * @since 1.0.0
 */
final class AccountLinkingEventFactory implements BaseEventFactory {

  @Override
  public boolean isResponsible(JsonObject messagingEvent) {
    return hasProperty(messagingEvent, PROP_ACCOUNT_LINKING);
  }

  @Override
  public AccountLinkingEvent createEventFromJson(JsonObject messagingEvent) {
    final String senderId =
        getPropertyAsString(messagingEvent, PROP_SENDER, PROP_ID)
            .orElseThrow(IllegalArgumentException::new);
    final String recipientId =
        getPropertyAsString(messagingEvent, PROP_RECIPIENT, PROP_ID)
            .orElseThrow(IllegalArgumentException::new);
    final Instant timestamp =
        getPropertyAsInstant(messagingEvent, PROP_TIMESTAMP)
            .orElseThrow(IllegalArgumentException::new);
    final AccountLinkingEvent.Status status =
        getPropertyAsString(messagingEvent, PROP_ACCOUNT_LINKING, PROP_STATUS)
            .map(String::toUpperCase)
            .map(AccountLinkingEvent.Status::valueOf)
            .orElseThrow(IllegalArgumentException::new);
    final Optional authorizationCode =
        getPropertyAsString(messagingEvent, PROP_ACCOUNT_LINKING, PROP_AUTHORIZATION_CODE);

    return new AccountLinkingEvent(senderId, recipientId, timestamp, status, authorizationCode);
  }
}