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⚡ Optimize post attachment loading

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This commit is contained in:
LittleSheep
2024-10-10 22:52:05 +08:00
parent 1e37c6ddae
commit 382e3c4a4c
10 changed files with 130 additions and 90 deletions
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33
lib/controllers/post_list_controller.dart
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@ -2,8 +2,10 @@ import 'dart:math';
import 'package:get/get.dart';
import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
import 'package:solian/models/attachment.dart';
import 'package:solian/models/pagination.dart';
import 'package:solian/models/post.dart';
import 'package:solian/providers/content/attachment.dart';
import 'package:solian/providers/content/posts.dart';
import 'package:solian/providers/last_read.dart';
@ -111,33 +113,33 @@ class PostListController extends GetxController {
Future<List<Post>?> _loadPosts(int pageKey) async {
isBusy.value = true;
final PostProvider provider = Get.find();
final PostProvider posts = Get.find();
Response resp;
try {
if (author != null) {
resp = await provider.listPost(
resp = await posts.listPost(
pageKey,
author: author,
);
} else {
switch (mode.value) {
case 2:
resp = await provider.listRecommendations(
resp = await posts.listRecommendations(
pageKey,
channel: 'shuffle',
realm: realm,
);
break;
case 1:
resp = await provider.listRecommendations(
resp = await posts.listRecommendations(
pageKey,
channel: 'friends',
realm: realm,
);
break;
default:
resp = await provider.listRecommendations(
resp = await posts.listRecommendations(
pageKey,
realm: realm,
);
@ -153,6 +155,27 @@ class PostListController extends GetxController {
final result = PaginationResult.fromJson(resp.body);
final out = result.data?.map((e) => Post.fromJson(e)).toList();
final AttachmentProvider attach = Get.find();
if (out != null) {
final attachmentIds = out
.mapMany((x) => x.body['attachments'] ?? [])
.cast<String>()
.toSet()
.toList();
final attachmentOut = await attach.listMetadata(attachmentIds);
for (var idx = 0; idx < out.length; idx++) {
final rids = List<String>.from(out[idx].body['attachments'] ?? []);
out[idx].preload = PostPreload(
attachments: attachmentOut
.where((x) => x != null && rids.contains(x.rid))
.cast<Attachment>()
.toList(),
);
}
}
postTotal.value = result.count;
return out;