package org.thoughtcrime.securesms.mms;

import androidx.annotation.NonNull;

import org.thoughtcrime.securesms.attachments.Attachment;
import org.thoughtcrime.securesms.attachments.PointerAttachment;
import org.thoughtcrime.securesms.contactshare.Contact;
import org.thoughtcrime.securesms.groups.GroupId;
import org.thoughtcrime.securesms.linkpreview.LinkPreview;
import org.thoughtcrime.securesms.recipients.RecipientId;
import org.thoughtcrime.securesms.util.GroupUtil;
import org.whispersystems.libsignal.util.guava.Optional;
import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
import org.whispersystems.signalservice.api.messages.SignalServiceGroupContext;

import java.util.Collections;
import java.util.LinkedList;
import java.util.List;

public class IncomingMediaMessage {

  private final RecipientId from;
  private final GroupId     groupId;
  private final String      body;
  private final boolean     push;
  private final long        sentTimeMillis;
  private final int         subscriptionId;
  private final long        expiresIn;
  private final boolean     expirationUpdate;
  private final QuoteModel  quote;
  private final boolean     unidentified;
  private final boolean     viewOnce;

  private final List<Attachment>  attachments    = new LinkedList<>();
  private final List<Contact>     sharedContacts = new LinkedList<>();
  private final List<LinkPreview> linkPreviews   = new LinkedList<>();

  public IncomingMediaMessage(@NonNull RecipientId from,
                              Optional<GroupId> groupId,
                              String body,
                              long sentTimeMillis,
                              List<Attachment> attachments,
                              int subscriptionId,
                              long expiresIn,
                              boolean expirationUpdate,
                              boolean viewOnce,
                              boolean unidentified)
  {
    this.from             = from;
    this.groupId          = groupId.orNull();
    this.sentTimeMillis   = sentTimeMillis;
    this.body             = body;
    this.push             = false;
    this.subscriptionId   = subscriptionId;
    this.expiresIn        = expiresIn;
    this.expirationUpdate = expirationUpdate;
    this.viewOnce         = viewOnce;
    this.quote            = null;
    this.unidentified     = unidentified;

    this.attachments.addAll(attachments);
  }

  public IncomingMediaMessage(@NonNull RecipientId from,
                              long sentTimeMillis,
                              int subscriptionId,
                              long expiresIn,
                              boolean expirationUpdate,
                              boolean viewOnce,
                              boolean unidentified,
                              Optional<String> body,
                              Optional<SignalServiceGroupContext> group,
                              Optional<List<SignalServiceAttachment>> attachments,
                              Optional<QuoteModel> quote,
                              Optional<List<Contact>> sharedContacts,
                              Optional<List<LinkPreview>> linkPreviews,
                              Optional<Attachment> sticker)
  {
    this.push             = true;
    this.from             = from;
    this.sentTimeMillis   = sentTimeMillis;
    this.body             = body.orNull();
    this.subscriptionId   = subscriptionId;
    this.expiresIn        = expiresIn;
    this.expirationUpdate = expirationUpdate;
    this.viewOnce         = viewOnce;
    this.quote            = quote.orNull();
    this.unidentified     = unidentified;

    if (group.isPresent()) this.groupId = GroupUtil.idFromGroupContext(group.get());
    else                   this.groupId = null;

    this.attachments.addAll(PointerAttachment.forPointers(attachments));
    this.sharedContacts.addAll(sharedContacts.or(Collections.emptyList()));
    this.linkPreviews.addAll(linkPreviews.or(Collections.emptyList()));

    if (sticker.isPresent()) {
      this.attachments.add(sticker.get());
    }
  }

  public int getSubscriptionId() {
    return subscriptionId;
  }

  public String getBody() {
    return body;
  }

  public List<Attachment> getAttachments() {
    return attachments;
  }

  public @NonNull RecipientId getFrom() {
    return from;
  }

  public GroupId getGroupId() {
    return groupId;
  }

  public boolean isPushMessage() {
    return push;
  }

  public boolean isExpirationUpdate() {
    return expirationUpdate;
  }

  public long getSentTimeMillis() {
    return sentTimeMillis;
  }

  public long getExpiresIn() {
    return expiresIn;
  }

  public boolean isViewOnce() {
    return viewOnce;
  }

  public boolean isGroupMessage() {
    return groupId != null;
  }

  public QuoteModel getQuote() {
    return quote;
  }

  public List<Contact> getSharedContacts() {
    return sharedContacts;
  }

  public List<LinkPreview> getLinkPreviews() {
    return linkPreviews;
  }

  public boolean isUnidentified() {
    return unidentified;
  }
}