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#189 Load attachments to a view separately from main timeline, so now…
… we can load all attachments, not only the first one
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75 changes: 75 additions & 0 deletions
75
app/src/main/java/org/andstatus/app/data/AttachedImageFiles.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| /* | ||
| * Copyright (C) 2019 yvolk (Yuri Volkov), http://yurivolkov.com | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package org.andstatus.app.data; | ||
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| import org.andstatus.app.context.MyContext; | ||
| import org.andstatus.app.database.table.DownloadTable; | ||
| import org.andstatus.app.graphics.CacheName; | ||
| import org.andstatus.app.util.IsEmpty; | ||
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| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.stream.Collectors; | ||
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| public class AttachedImageFiles implements IsEmpty { | ||
| public final static AttachedImageFiles EMPTY = new AttachedImageFiles(Collections.emptyList()); | ||
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| public final List<AttachedImageFile> list; | ||
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| public AttachedImageFiles(List<AttachedImageFile> imageFiles) { | ||
| list = imageFiles; | ||
| } | ||
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| public boolean isEmpty() { | ||
| return list.isEmpty(); | ||
| } | ||
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| public int size() { | ||
| return list.size(); | ||
| } | ||
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| public static AttachedImageFiles load(MyContext myContext, long noteId) { | ||
| final String sql = "SELECT *" + | ||
| " FROM " + DownloadTable.TABLE_NAME + | ||
| " WHERE " + DownloadTable.NOTE_ID + "=" + noteId + | ||
| " AND " + DownloadTable.DOWNLOAD_TYPE + "=" + DownloadType.ATTACHMENT.save() + | ||
| " AND " + DownloadTable.CONTENT_TYPE + | ||
| " IN(" + MyContentType.IMAGE.save() + ", " + MyContentType.VIDEO.save() + ")" + | ||
| " ORDER BY " + DownloadTable.DOWNLOAD_NUMBER; | ||
| List<AttachedImageFile> imageFiles1 = MyQuery.getList(myContext, sql, AttachedImageFile::fromCursor); | ||
| List<AttachedImageFile> imageFiles2 = imageFiles1.stream() | ||
| .filter(ImageFile::nonEmpty) | ||
| .map(imageFile -> imageFile.resolvePreviews(imageFiles1)) | ||
| .collect(Collectors.toList()); | ||
| return new AttachedImageFiles(imageFiles2); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return this.getClass().getSimpleName() + "{" + | ||
| list + | ||
| '}'; | ||
| } | ||
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| public void preloadImagesAsync() { | ||
| for (AttachedImageFile imageFile: list) { | ||
| if (imageFile.contentType == MyContentType.IMAGE) { | ||
| imageFile.preloadImageAsync(CacheName.ATTACHED_IMAGE); | ||
| } | ||
| } | ||
| } | ||
| } |
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