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Fix Timeline not loading (#2398)

Browse source 
* fix cached timeline

* fix network timeline

* delete unused inc / dec extensions

* fix tests and bug in network timeline

* add db migration

* remove unused import

* commit 31.json

* improve placeholder inserting logic, add comment

* fix tests

* improve tests
This commit is contained in:
Konrad Pozniak 2022-03-28 18:39:16 +02:00 committed by GitHub
parent c47804997c
commit f2529a8e61
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12 changed files with 938 additions and 120 deletions
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809
app/schemas/com.keylesspalace.tusky.db.AppDatabase/31.json Normal file
View file

@ -0,0 +1,809 @@
{
"formatVersion": 1,
"database": {
"version": 31,
"identityHash": "a75615171612bdfc9e3d4201ebf6071a",
"entities": [
{
"tableName": "DraftEntity",
"createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, `accountId` INTEGER NOT NULL, `inReplyToId` TEXT, `content` TEXT, `contentWarning` TEXT, `sensitive` INTEGER NOT NULL, `visibility` INTEGER NOT NULL, `attachments` TEXT NOT NULL, `poll` TEXT, `failedToSend` INTEGER NOT NULL)",
"fields": [
{
"fieldPath": "id",
"columnName": "id",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "accountId",
"columnName": "accountId",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "inReplyToId",
"columnName": "inReplyToId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "content",
"columnName": "content",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "contentWarning",
"columnName": "contentWarning",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "sensitive",
"columnName": "sensitive",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "visibility",
"columnName": "visibility",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "attachments",
"columnName": "attachments",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "poll",
"columnName": "poll",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "failedToSend",
"columnName": "failedToSend",
"affinity": "INTEGER",
"notNull": true
}
],
"primaryKey": {
"columnNames": [
"id"
],
"autoGenerate": true
},
"indices": [],
"foreignKeys": []
},
{
"tableName": "AccountEntity",
"createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, `domain` TEXT NOT NULL, `accessToken` TEXT NOT NULL, `isActive` INTEGER NOT NULL, `accountId` TEXT NOT NULL, `username` TEXT NOT NULL, `displayName` TEXT NOT NULL, `profilePictureUrl` TEXT NOT NULL, `notificationsEnabled` INTEGER NOT NULL, `notificationsMentioned` INTEGER NOT NULL, `notificationsFollowed` INTEGER NOT NULL, `notificationsFollowRequested` INTEGER NOT NULL, `notificationsReblogged` INTEGER NOT NULL, `notificationsFavorited` INTEGER NOT NULL, `notificationsPolls` INTEGER NOT NULL, `notificationsSubscriptions` INTEGER NOT NULL, `notificationSound` INTEGER NOT NULL, `notificationVibration` INTEGER NOT NULL, `notificationLight` INTEGER NOT NULL, `defaultPostPrivacy` INTEGER NOT NULL, `defaultMediaSensitivity` INTEGER NOT NULL, `alwaysShowSensitiveMedia` INTEGER NOT NULL, `alwaysOpenSpoiler` INTEGER NOT NULL, `mediaPreviewEnabled` INTEGER NOT NULL, `lastNotificationId` TEXT NOT NULL, `activeNotifications` TEXT NOT NULL, `emojis` TEXT NOT NULL, `tabPreferences` TEXT NOT NULL, `notificationsFilter` TEXT NOT NULL)",
"fields": [
{
"fieldPath": "id",
"columnName": "id",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "domain",
"columnName": "domain",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "accessToken",
"columnName": "accessToken",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "isActive",
"columnName": "isActive",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "accountId",
"columnName": "accountId",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "username",
"columnName": "username",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "displayName",
"columnName": "displayName",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "profilePictureUrl",
"columnName": "profilePictureUrl",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "notificationsEnabled",
"columnName": "notificationsEnabled",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationsMentioned",
"columnName": "notificationsMentioned",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationsFollowed",
"columnName": "notificationsFollowed",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationsFollowRequested",
"columnName": "notificationsFollowRequested",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationsReblogged",
"columnName": "notificationsReblogged",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationsFavorited",
"columnName": "notificationsFavorited",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationsPolls",
"columnName": "notificationsPolls",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationsSubscriptions",
"columnName": "notificationsSubscriptions",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationSound",
"columnName": "notificationSound",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationVibration",
"columnName": "notificationVibration",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "notificationLight",
"columnName": "notificationLight",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "defaultPostPrivacy",
"columnName": "defaultPostPrivacy",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "defaultMediaSensitivity",
"columnName": "defaultMediaSensitivity",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "alwaysShowSensitiveMedia",
"columnName": "alwaysShowSensitiveMedia",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "alwaysOpenSpoiler",
"columnName": "alwaysOpenSpoiler",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "mediaPreviewEnabled",
"columnName": "mediaPreviewEnabled",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastNotificationId",
"columnName": "lastNotificationId",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "activeNotifications",
"columnName": "activeNotifications",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "emojis",
"columnName": "emojis",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "tabPreferences",
"columnName": "tabPreferences",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "notificationsFilter",
"columnName": "notificationsFilter",
"affinity": "TEXT",
"notNull": true
}
],
"primaryKey": {
"columnNames": [
"id"
],
"autoGenerate": true
},
"indices": [
{
"name": "index_AccountEntity_domain_accountId",
"unique": true,
"columnNames": [
"domain",
"accountId"
],
"orders": [],
"createSql": "CREATE UNIQUE INDEX IF NOT EXISTS `index_AccountEntity_domain_accountId` ON `${TABLE_NAME}` (`domain`, `accountId`)"
}
],
"foreignKeys": []
},
{
"tableName": "InstanceEntity",
"createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`instance` TEXT NOT NULL, `emojiList` TEXT, `maximumTootCharacters` INTEGER, `maxPollOptions` INTEGER, `maxPollOptionLength` INTEGER, `minPollDuration` INTEGER, `maxPollDuration` INTEGER, `charactersReservedPerUrl` INTEGER, `version` TEXT, PRIMARY KEY(`instance`))",
"fields": [
{
"fieldPath": "instance",
"columnName": "instance",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "emojiList",
"columnName": "emojiList",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "maximumTootCharacters",
"columnName": "maximumTootCharacters",
"affinity": "INTEGER",
"notNull": false
},
{
"fieldPath": "maxPollOptions",
"columnName": "maxPollOptions",
"affinity": "INTEGER",
"notNull": false
},
{
"fieldPath": "maxPollOptionLength",
"columnName": "maxPollOptionLength",
"affinity": "INTEGER",
"notNull": false
},
{
"fieldPath": "minPollDuration",
"columnName": "minPollDuration",
"affinity": "INTEGER",
"notNull": false
},
{
"fieldPath": "maxPollDuration",
"columnName": "maxPollDuration",
"affinity": "INTEGER",
"notNull": false
},
{
"fieldPath": "charactersReservedPerUrl",
"columnName": "charactersReservedPerUrl",
"affinity": "INTEGER",
"notNull": false
},
{
"fieldPath": "version",
"columnName": "version",
"affinity": "TEXT",
"notNull": false
}
],
"primaryKey": {
"columnNames": [
"instance"
],
"autoGenerate": false
},
"indices": [],
"foreignKeys": []
},
{
"tableName": "TimelineStatusEntity",
"createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`serverId` TEXT NOT NULL, `url` TEXT, `timelineUserId` INTEGER NOT NULL, `authorServerId` TEXT, `inReplyToId` TEXT, `inReplyToAccountId` TEXT, `content` TEXT, `createdAt` INTEGER NOT NULL, `emojis` TEXT, `reblogsCount` INTEGER NOT NULL, `favouritesCount` INTEGER NOT NULL, `reblogged` INTEGER NOT NULL, `bookmarked` INTEGER NOT NULL, `favourited` INTEGER NOT NULL, `sensitive` INTEGER NOT NULL, `spoilerText` TEXT NOT NULL, `visibility` INTEGER NOT NULL, `attachments` TEXT, `mentions` TEXT, `tags` TEXT, `application` TEXT, `reblogServerId` TEXT, `reblogAccountId` TEXT, `poll` TEXT, `muted` INTEGER, `expanded` INTEGER NOT NULL, `contentCollapsed` INTEGER NOT NULL, `contentShowing` INTEGER NOT NULL, `pinned` INTEGER NOT NULL, PRIMARY KEY(`serverId`, `timelineUserId`), FOREIGN KEY(`authorServerId`, `timelineUserId`) REFERENCES `TimelineAccountEntity`(`serverId`, `timelineUserId`) ON UPDATE NO ACTION ON DELETE NO ACTION )",
"fields": [
{
"fieldPath": "serverId",
"columnName": "serverId",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "url",
"columnName": "url",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "timelineUserId",
"columnName": "timelineUserId",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "authorServerId",
"columnName": "authorServerId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "inReplyToId",
"columnName": "inReplyToId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "inReplyToAccountId",
"columnName": "inReplyToAccountId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "content",
"columnName": "content",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "createdAt",
"columnName": "createdAt",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "emojis",
"columnName": "emojis",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "reblogsCount",
"columnName": "reblogsCount",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "favouritesCount",
"columnName": "favouritesCount",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "reblogged",
"columnName": "reblogged",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "bookmarked",
"columnName": "bookmarked",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "favourited",
"columnName": "favourited",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "sensitive",
"columnName": "sensitive",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "spoilerText",
"columnName": "spoilerText",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "visibility",
"columnName": "visibility",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "attachments",
"columnName": "attachments",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "mentions",
"columnName": "mentions",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "tags",
"columnName": "tags",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "application",
"columnName": "application",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "reblogServerId",
"columnName": "reblogServerId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "reblogAccountId",
"columnName": "reblogAccountId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "poll",
"columnName": "poll",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "muted",
"columnName": "muted",
"affinity": "INTEGER",
"notNull": false
},
{
"fieldPath": "expanded",
"columnName": "expanded",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "contentCollapsed",
"columnName": "contentCollapsed",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "contentShowing",
"columnName": "contentShowing",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "pinned",
"columnName": "pinned",
"affinity": "INTEGER",
"notNull": true
}
],
"primaryKey": {
"columnNames": [
"serverId",
"timelineUserId"
],
"autoGenerate": false
},
"indices": [
{
"name": "index_TimelineStatusEntity_authorServerId_timelineUserId",
"unique": false,
"columnNames": [
"authorServerId",
"timelineUserId"
],
"orders": [],
"createSql": "CREATE INDEX IF NOT EXISTS `index_TimelineStatusEntity_authorServerId_timelineUserId` ON `${TABLE_NAME}` (`authorServerId`, `timelineUserId`)"
}
],
"foreignKeys": [
{
"table": "TimelineAccountEntity",
"onDelete": "NO ACTION",
"onUpdate": "NO ACTION",
"columns": [
"authorServerId",
"timelineUserId"
],
"referencedColumns": [
"serverId",
"timelineUserId"
]
}
]
},
{
"tableName": "TimelineAccountEntity",
"createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`serverId` TEXT NOT NULL, `timelineUserId` INTEGER NOT NULL, `localUsername` TEXT NOT NULL, `username` TEXT NOT NULL, `displayName` TEXT NOT NULL, `url` TEXT NOT NULL, `avatar` TEXT NOT NULL, `emojis` TEXT NOT NULL, `bot` INTEGER NOT NULL, PRIMARY KEY(`serverId`, `timelineUserId`))",
"fields": [
{
"fieldPath": "serverId",
"columnName": "serverId",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "timelineUserId",
"columnName": "timelineUserId",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "localUsername",
"columnName": "localUsername",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "username",
"columnName": "username",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "displayName",
"columnName": "displayName",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "url",
"columnName": "url",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "avatar",
"columnName": "avatar",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "emojis",
"columnName": "emojis",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "bot",
"columnName": "bot",
"affinity": "INTEGER",
"notNull": true
}
],
"primaryKey": {
"columnNames": [
"serverId",
"timelineUserId"
],
"autoGenerate": false
},
"indices": [],
"foreignKeys": []
},
{
"tableName": "ConversationEntity",
"createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`accountId` INTEGER NOT NULL, `id` TEXT NOT NULL, `accounts` TEXT NOT NULL, `unread` INTEGER NOT NULL, `s_id` TEXT NOT NULL, `s_url` TEXT, `s_inReplyToId` TEXT, `s_inReplyToAccountId` TEXT, `s_account` TEXT NOT NULL, `s_content` TEXT NOT NULL, `s_createdAt` INTEGER NOT NULL, `s_emojis` TEXT NOT NULL, `s_favouritesCount` INTEGER NOT NULL, `s_favourited` INTEGER NOT NULL, `s_bookmarked` INTEGER NOT NULL, `s_sensitive` INTEGER NOT NULL, `s_spoilerText` TEXT NOT NULL, `s_attachments` TEXT NOT NULL, `s_mentions` TEXT NOT NULL, `s_tags` TEXT, `s_showingHiddenContent` INTEGER NOT NULL, `s_expanded` INTEGER NOT NULL, `s_collapsible` INTEGER NOT NULL, `s_collapsed` INTEGER NOT NULL, `s_muted` INTEGER NOT NULL, `s_poll` TEXT, PRIMARY KEY(`id`, `accountId`))",
"fields": [
{
"fieldPath": "accountId",
"columnName": "accountId",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "id",
"columnName": "id",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "accounts",
"columnName": "accounts",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "unread",
"columnName": "unread",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.id",
"columnName": "s_id",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "lastStatus.url",
"columnName": "s_url",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "lastStatus.inReplyToId",
"columnName": "s_inReplyToId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "lastStatus.inReplyToAccountId",
"columnName": "s_inReplyToAccountId",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "lastStatus.account",
"columnName": "s_account",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "lastStatus.content",
"columnName": "s_content",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "lastStatus.createdAt",
"columnName": "s_createdAt",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.emojis",
"columnName": "s_emojis",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "lastStatus.favouritesCount",
"columnName": "s_favouritesCount",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.favourited",
"columnName": "s_favourited",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.bookmarked",
"columnName": "s_bookmarked",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.sensitive",
"columnName": "s_sensitive",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.spoilerText",
"columnName": "s_spoilerText",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "lastStatus.attachments",
"columnName": "s_attachments",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "lastStatus.mentions",
"columnName": "s_mentions",
"affinity": "TEXT",
"notNull": true
},
{
"fieldPath": "lastStatus.tags",
"columnName": "s_tags",
"affinity": "TEXT",
"notNull": false
},
{
"fieldPath": "lastStatus.showingHiddenContent",
"columnName": "s_showingHiddenContent",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.expanded",
"columnName": "s_expanded",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.collapsible",
"columnName": "s_collapsible",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.collapsed",
"columnName": "s_collapsed",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.muted",
"columnName": "s_muted",
"affinity": "INTEGER",
"notNull": true
},
{
"fieldPath": "lastStatus.poll",
"columnName": "s_poll",
"affinity": "TEXT",
"notNull": false
}
],
"primaryKey": {
"columnNames": [
"id",
"accountId"
],
"autoGenerate": false
},
"indices": [],
"foreignKeys": []
}
],
"views": [],
"setupQueries": [
"CREATE TABLE IF NOT EXISTS room_master_table (id INTEGER PRIMARY KEY,identity_hash TEXT)",
"INSERT OR REPLACE INTO room_master_table (id,identity_hash) VALUES(42, 'a75615171612bdfc9e3d4201ebf6071a')"
]
}
}

10
app/src/main/java/com/keylesspalace/tusky/components/timeline/viewmodel/CachedTimelineRemoteMediator.kt
View file

@ -30,7 +30,6 @@ import com.keylesspalace.tusky.db.TimelineStatusEntity
import com.keylesspalace.tusky.db.TimelineStatusWithAccount
import com.keylesspalace.tusky.entity.Status
import com.keylesspalace.tusky.network.MastodonApi
import com.keylesspalace.tusky.util.dec
import kotlinx.coroutines.rx3.await
import retrofit2.HttpException
@ -102,9 +101,14 @@ class CachedTimelineRemoteMediator(
db.withTransaction {
val overlappedStatuses = replaceStatusRange(statuses, state)
if (loadType == LoadType.REFRESH && overlappedStatuses == 0 && statuses.isNotEmpty() && !dbEmpty) {
/* In case we loaded a whole page and there was no overlap with existing statuses,
we insert a placeholder because there might be even more unknown statuses */
if (loadType == LoadType.REFRESH && overlappedStatuses == 0 && statuses.size == state.config.pageSize && !dbEmpty) {
/* This overrides the last of the newly loaded statuses with a placeholder
to guarantee the placeholder has an id that exists on the server as not all
servers handle client generated ids as expected */
timelineDao.insertStatus(
Placeholder(statuses.last().id.dec(), loading = false).toEntity(activeAccount.id)
Placeholder(statuses.last().id, loading = false).toEntity(activeAccount.id)
)
}
}

17
app/src/main/java/com/keylesspalace/tusky/components/timeline/viewmodel/CachedTimelineViewModel.kt
View file

@ -41,8 +41,6 @@ import com.keylesspalace.tusky.entity.Poll
import com.keylesspalace.tusky.network.FilterModel
import com.keylesspalace.tusky.network.MastodonApi
import com.keylesspalace.tusky.network.TimelineCases
import com.keylesspalace.tusky.util.dec
import com.keylesspalace.tusky.util.inc
import com.keylesspalace.tusky.viewdata.StatusViewData
import kotlinx.coroutines.delay
import kotlinx.coroutines.flow.map
@ -149,9 +147,11 @@ class CachedTimelineViewModel @Inject constructor(
timelineDao.insertStatus(Placeholder(placeholderId, loading = true).toEntity(activeAccount.id))
val response = db.withTransaction {
val idAbovePlaceholder = timelineDao.getIdAbove(activeAccount.id, placeholderId)
val nextPlaceholderId = timelineDao.getNextPlaceholderIdAfter(activeAccount.id, placeholderId)
val response = api.homeTimeline(maxId = placeholderId.inc(), sinceId = nextPlaceholderId, limit = LOAD_AT_ONCE).await()
api.homeTimeline(maxId = idAbovePlaceholder, sinceId = nextPlaceholderId, limit = LOAD_AT_ONCE)
}.await()
val statuses = response.body()
if (!response.isSuccessful || statuses == null) {
@ -185,9 +185,14 @@ class CachedTimelineViewModel @Inject constructor(
)
}
if (overlappedStatuses == 0 && statuses.isNotEmpty()) {
/* In case we loaded a whole page and there was no overlap with existing statuses,
we insert a placeholder because there might be even more unknown statuses */
if (overlappedStatuses == 0 && statuses.size == LOAD_AT_ONCE) {
/* This overrides the last of the newly loaded statuses with a placeholder
to guarantee the placeholder has an id that exists on the server as not all
servers handle client generated ids as expected */
timelineDao.insertStatus(
Placeholder(statuses.last().id.dec(), loading = false).toEntity(activeAccount.id)
Placeholder(statuses.last().id, loading = false).toEntity(activeAccount.id)
)
}
}

3
app/src/main/java/com/keylesspalace/tusky/components/timeline/viewmodel/NetworkTimelineRemoteMediator.kt
View file

@ -22,7 +22,6 @@ import androidx.paging.RemoteMediator
import com.keylesspalace.tusky.components.timeline.util.ifExpected
import com.keylesspalace.tusky.db.AccountManager
import com.keylesspalace.tusky.util.HttpHeaderLink
import com.keylesspalace.tusky.util.dec
import com.keylesspalace.tusky.util.toViewData
import com.keylesspalace.tusky.viewdata.StatusViewData
import retrofit2.HttpException
@ -93,7 +92,7 @@ class NetworkTimelineRemoteMediator(
viewModel.statusData.addAll(0, data)
if (insertPlaceholder) {
viewModel.statusData.add(statuses.size, StatusViewData.Placeholder(statuses.last().id.dec(), false))
viewModel.statusData[statuses.size - 1] = StatusViewData.Placeholder(statuses.last().id, false)
}
} else {
val linkHeader = statusResponse.headers()["Link"]

14
app/src/main/java/com/keylesspalace/tusky/components/timeline/viewmodel/NetworkTimelineViewModel.kt
View file

@ -35,9 +35,7 @@ import com.keylesspalace.tusky.entity.Status
import com.keylesspalace.tusky.network.FilterModel
import com.keylesspalace.tusky.network.MastodonApi
import com.keylesspalace.tusky.network.TimelineCases
import com.keylesspalace.tusky.util.dec
import com.keylesspalace.tusky.util.getDomain
import com.keylesspalace.tusky.util.inc
import com.keylesspalace.tusky.util.isLessThan
import com.keylesspalace.tusky.util.isLessThanOrEqual
import com.keylesspalace.tusky.util.toViewData
@ -142,8 +140,10 @@ class NetworkTimelineViewModel @Inject constructor(
statusData.indexOfFirst { it is StatusViewData.Placeholder && it.id == placeholderId }
statusData[placeholderIndex] = StatusViewData.Placeholder(placeholderId, isLoading = true)
val idAbovePlaceholder = statusData.getOrNull(placeholderIndex - 1)?.id
val statusResponse = fetchStatusesForKind(
fromId = placeholderId.inc(),
fromId = idAbovePlaceholder,
uptoId = null,
limit = 20
)
@ -157,7 +157,7 @@ class NetworkTimelineViewModel @Inject constructor(
statusData.removeAt(placeholderIndex)
val activeAccount = accountManager.activeAccount!!
val data = statuses.map { status ->
val data: MutableList<StatusViewData> = statuses.map { status ->
status.toViewData(
isShowingContent = activeAccount.alwaysShowSensitiveMedia || !status.actionableStatus.sensitive,
isExpanded = activeAccount.alwaysOpenSpoiler,
@ -175,7 +175,7 @@ class NetworkTimelineViewModel @Inject constructor(
data.mapIndexed { i, status -> i to statusData.firstOrNull { it.asStatusOrNull()?.id == status.id }?.asStatusOrNull() }
.filter { (_, oldStatus) -> oldStatus != null }
.forEach { (i, oldStatus) ->
data[i] = data[i]
data[i] = data[i].asStatusOrNull()!!
.copy(
isShowingContent = oldStatus!!.isShowingContent,
isExpanded = oldStatus.isExpanded,
@ -190,7 +190,7 @@ class NetworkTimelineViewModel @Inject constructor(
}
}
} else {
statusData.add(overlappedFrom, StatusViewData.Placeholder(statuses.last().id.dec(), isLoading = false))
data[data.size - 1] = StatusViewData.Placeholder(statuses.last().id, isLoading = false)
}
}
@ -240,7 +240,7 @@ class NetworkTimelineViewModel @Inject constructor(
}
override fun fullReload() {
nextKey = statusData.firstOrNull { it is StatusViewData.Concrete }?.asStatusOrNull()?.id?.inc()
nextKey = statusData.firstOrNull { it is StatusViewData.Concrete }?.asStatusOrNull()?.id
statusData.clear()
currentSource?.invalidate()
}

13
app/src/main/java/com/keylesspalace/tusky/db/AppDatabase.java
View file

@ -29,10 +29,9 @@ import java.io.File;
/**
* DB version & declare DAO
*/
@Database(entities = { DraftEntity.class, AccountEntity.class, InstanceEntity.class, TimelineStatusEntity.class,
TimelineAccountEntity.class, ConversationEntity.class
}, version = 30)
}, version = 31)
public abstract class AppDatabase extends RoomDatabase {
public abstract AccountDao accountDao();
@ -474,4 +473,14 @@ public abstract class AppDatabase extends RoomDatabase {
database.execSQL("ALTER TABLE `InstanceEntity` ADD COLUMN `maxPollDuration` INTEGER");
}
};
public static final Migration MIGRATION_30_31 = new Migration(30, 31) {
@Override
public void migrate(@NonNull SupportSQLiteDatabase database) {
// no actual scheme change, but placeholder ids are now used differently so the cache needs to be cleared to avoid bugs
database.execSQL("DELETE FROM `TimelineAccountEntity`");
database.execSQL("DELETE FROM `TimelineStatusEntity`");
}
};
}

9
app/src/main/java/com/keylesspalace/tusky/db/TimelineDao.kt
View file

@ -186,6 +186,15 @@ AND timelineUserId = :accountId
@Query("SELECT serverId FROM TimelineStatusEntity WHERE timelineUserId = :accountId AND authorServerId IS NULL ORDER BY LENGTH(serverId) DESC, serverId DESC LIMIT 1")
abstract suspend fun getTopPlaceholderId(accountId: Long): String?
/**
* Returns the id directly above [serverId], or null if [serverId] is the id of the top status
*/
@Query("SELECT serverId FROM TimelineStatusEntity WHERE timelineUserId = :accountId AND (LENGTH(:serverId) < LENGTH(serverId) OR (LENGTH(:serverId) = LENGTH(serverId) AND :serverId < serverId)) ORDER BY LENGTH(serverId) ASC, serverId ASC LIMIT 1")
abstract suspend fun getIdAbove(accountId: Long, serverId: String): String?
/**
* Returns the id of the next placeholder after [serverId]
*/
@Query("SELECT serverId FROM TimelineStatusEntity WHERE timelineUserId = :accountId AND authorServerId IS NULL AND (LENGTH(:serverId) > LENGTH(serverId) OR (LENGTH(:serverId) = LENGTH(serverId) AND :serverId > serverId)) ORDER BY LENGTH(serverId) DESC, serverId DESC LIMIT 1")
abstract suspend fun getNextPlaceholderIdAfter(accountId: Long, serverId: String): String?
}

2
app/src/main/java/com/keylesspalace/tusky/di/AppModule.kt
View file

@ -62,7 +62,7 @@ class AppModule {
AppDatabase.MIGRATION_22_23, AppDatabase.MIGRATION_23_24, AppDatabase.MIGRATION_24_25,
AppDatabase.Migration25_26(appContext.getExternalFilesDir("Tusky")),
AppDatabase.MIGRATION_26_27, AppDatabase.MIGRATION_27_28, AppDatabase.MIGRATION_28_29,
AppDatabase.MIGRATION_29_30
AppDatabase.MIGRATION_29_30, AppDatabase.MIGRATION_30_31
)
.build()
}

45
app/src/main/java/com/keylesspalace/tusky/util/StringUtils.kt
View file

@ -16,51 +16,6 @@ fun randomAlphanumericString(count: Int): String {
return String(chars)
}
// We sort statuses by ID. Something we need to invent some ID for placeholder.
/**
* "Increment" string so that during sorting it's bigger than [this]. Inverse operation to [dec].
*/
fun String.inc(): String {
val builder = this.toCharArray()
var i = builder.lastIndex
while (i >= 0) {
if (builder[i] < 'z') {
builder[i] = builder[i].inc()
return String(builder)
} else {
builder[i] = '0'
}
i--
}
return String(
CharArray(builder.size + 1) { index ->
if (index == 0) '0' else builder[index - 1]
}
)
}
/**
* "Decrement" string so that during sorting it's smaller than [this]. Inverse operation to [inc].
*/
fun String.dec(): String {
if (this.isEmpty()) return this
val builder = this.toCharArray()
var i = builder.lastIndex
while (i >= 0) {
if (builder[i] > '0') {
builder[i] = builder[i].dec()
return String(builder)
} else {
builder[i] = 'z'
}
i--
}
return String(builder.copyOfRange(1, builder.size))
}
/**
* A < B (strictly) by length and then by content.
* Examples:

40
app/src/test/java/com/keylesspalace/tusky/StringUtilsTest.kt
View file

@ -1,10 +1,7 @@
package com.keylesspalace.tusky
import com.keylesspalace.tusky.util.dec
import com.keylesspalace.tusky.util.inc
import com.keylesspalace.tusky.util.isLessThan
import com.keylesspalace.tusky.util.isLessThanOrEqual
import org.junit.Assert.assertEquals
import org.junit.Assert.assertFalse
import org.junit.Assert.assertTrue
import org.junit.Test
@ -38,41 +35,4 @@ class StringUtilsTest {
val notLessList = lessList.filterNot { (l, r) -> l == r }.map { (l, r) -> r to l }
notLessList.forEach { (l, r) -> assertFalse("not $l < $r", l.isLessThanOrEqual(r)) }
}
@Test
fun inc() {
listOf(
"10786565059022968z" to "107865650590229690",
"122" to "123",
"12A" to "12B",
"11z" to "120",
"0zz" to "100",
"zz" to "000",
"4zzbz" to "4zzc0",
"" to "0",
"1" to "2",
"0" to "1",
"AGdxwSQqT3pW4xrLJA" to "AGdxwSQqT3pW4xrLJB",
"AGdfqi1HnlBFVl0tkz" to "AGdfqi1HnlBFVl0tl0"
).forEach { (l, r) -> assertEquals("$l + 1 = $r", r, l.inc()) }
}
@Test
fun dec() {
listOf(
"" to "",
"107865650590229690" to "10786565059022968z",
"123" to "122",
"12B" to "12A",
"120" to "11z",
"100" to "0zz",
"000" to "zz",
"4zzc0" to "4zzbz",
"0" to "",
"2" to "1",
"1" to "0",
"AGdxwSQqT3pW4xrLJB" to "AGdxwSQqT3pW4xrLJA",
"AGdfqi1HnlBFVl0tl0" to "AGdfqi1HnlBFVl0tkz"
).forEach { (l, r) -> assertEquals("$l - 1 = $r", r, l.dec()) }
}
}

91
app/src/test/java/com/keylesspalace/tusky/components/timeline/CachedTimelineRemoteMediatorTest.kt
View file

@ -139,7 +139,75 @@ class CachedTimelineRemoteMediatorTest {
@Test
@ExperimentalPagingApi
fun `should refresh and insert placeholder`() {
fun `should refresh and insert placeholder when a whole page with no overlap to existing statuses is loaded`() {
val statusesAlreadyInDb = listOf(
mockStatusEntityWithAccount("3"),
mockStatusEntityWithAccount("2"),
mockStatusEntityWithAccount("1"),
)
db.insert(statusesAlreadyInDb)
val remoteMediator = CachedTimelineRemoteMediator(
accountManager = accountManager,
api = mock {
on { homeTimeline(limit = 3) } doReturn Single.just(
Response.success(
listOf(
mockStatus("8"),
mockStatus("7"),
mockStatus("5")
)
)
)
on { homeTimeline(maxId = "3", limit = 3) } doReturn Single.just(
Response.success(
listOf(
mockStatus("3"),
mockStatus("2"),
mockStatus("1")
)
)
)
},
db = db,
gson = Gson()
)
val state = state(
pages = listOf(
PagingSource.LoadResult.Page(
data = statusesAlreadyInDb,
prevKey = null,
nextKey = 0
)
),
pageSize = 3
)
val result = runBlocking { remoteMediator.load(LoadType.REFRESH, state) }
assertTrue(result is RemoteMediator.MediatorResult.Success)
assertEquals(false, (result as RemoteMediator.MediatorResult.Success).endOfPaginationReached)
db.assertStatuses(
listOf(
mockStatusEntityWithAccount("8"),
mockStatusEntityWithAccount("7"),
TimelineStatusWithAccount().apply {
status = Placeholder("5", loading = false).toEntity(1)
},
mockStatusEntityWithAccount("3"),
mockStatusEntityWithAccount("2"),
mockStatusEntityWithAccount("1"),
)
)
}
@Test
@ExperimentalPagingApi
fun `should refresh and not insert placeholder when less than a whole page is loaded`() {
val statusesAlreadyInDb = listOf(
mockStatusEntityWithAccount("3"),
@ -176,7 +244,7 @@ class CachedTimelineRemoteMediatorTest {
)
val state = state(
listOf(
pages = listOf(
PagingSource.LoadResult.Page(
data = statusesAlreadyInDb,
prevKey = null,
@ -195,9 +263,6 @@ class CachedTimelineRemoteMediatorTest {
mockStatusEntityWithAccount("8"),
mockStatusEntityWithAccount("7"),
mockStatusEntityWithAccount("5"),
TimelineStatusWithAccount().apply {
status = Placeholder("4", loading = false).toEntity(1)
},
mockStatusEntityWithAccount("3"),
mockStatusEntityWithAccount("2"),
mockStatusEntityWithAccount("1"),
@ -207,7 +272,7 @@ class CachedTimelineRemoteMediatorTest {
@Test
@ExperimentalPagingApi
fun `should refresh and not insert placeholders`() {
fun `should refresh and not insert placeholders when there is overlap with existing statuses`() {
val statusesAlreadyInDb = listOf(
mockStatusEntityWithAccount("3"),
@ -220,7 +285,7 @@ class CachedTimelineRemoteMediatorTest {
val remoteMediator = CachedTimelineRemoteMediator(
accountManager = accountManager,
api = mock {
on { homeTimeline(limit = 20) } doReturn Single.just(
on { homeTimeline(limit = 3) } doReturn Single.just(
Response.success(
listOf(
mockStatus("6"),
@ -229,7 +294,7 @@ class CachedTimelineRemoteMediatorTest {
)
)
)
on { homeTimeline(maxId = "3", limit = 20) } doReturn Single.just(
on { homeTimeline(maxId = "3", limit = 3) } doReturn Single.just(
Response.success(
listOf(
mockStatus("3"),
@ -250,7 +315,8 @@ class CachedTimelineRemoteMediatorTest {
prevKey = null,
nextKey = 0
)
)
),
pageSize = 3
)
val result = runBlocking { remoteMediator.load(LoadType.REFRESH, state) }
@ -487,11 +553,14 @@ class CachedTimelineRemoteMediatorTest {
)
}
private fun state(pages: List<PagingSource.LoadResult.Page<Int, TimelineStatusWithAccount>> = emptyList()) = PagingState(
private fun state(
pages: List<PagingSource.LoadResult.Page<Int, TimelineStatusWithAccount>> = emptyList(),
pageSize: Int = 20
) = PagingState(
pages = pages,
anchorPosition = null,
config = PagingConfig(
pageSize = 20
pageSize = pageSize
),
leadingPlaceholderCount = 0
)

3
app/src/test/java/com/keylesspalace/tusky/components/timeline/NetworkTimelineRemoteMediatorTest.kt
View file

@ -217,8 +217,7 @@ class NetworkTimelineRemoteMediatorTest {
val newStatusData = mutableListOf(
mockStatusViewData("10"),
mockStatusViewData("9"),
mockStatusViewData("7"),
StatusViewData.Placeholder("6", false),
StatusViewData.Placeholder("7", false),
mockStatusViewData("3"),
mockStatusViewData("2"),
mockStatusViewData("1"),