77 lines
2.3 KiB
Kotlin
77 lines
2.3 KiB
Kotlin
package at.connyduck.pixelcat.components.profile
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import androidx.paging.DataSource
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import androidx.paging.ItemKeyedDataSource
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import at.connyduck.pixelcat.db.AccountManager
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import at.connyduck.pixelcat.model.Status
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import at.connyduck.pixelcat.network.FediverseApi
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.launch
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class ProfileDataSourceFactory(
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private val api: FediverseApi,
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private val accountId: String?,
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private val accountManager: AccountManager,
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private val scope: CoroutineScope
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) : DataSource.Factory<String, Status>() {
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override fun create(): DataSource<String, Status> {
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val source = ProfileImageDataSource(api, accountId, accountManager, scope)
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return source
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}
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}
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class ProfileImageDataSource(
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private val api: FediverseApi,
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private val accountId: String?,
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private val accountManager: AccountManager,
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private val scope: CoroutineScope
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) : ItemKeyedDataSource<String, Status>() {
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override fun loadInitial(
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params: LoadInitialParams<String>,
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callback: LoadInitialCallback<Status>
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) {
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scope.launch(context = Dispatchers.IO) {
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val id = accountId ?: accountManager.activeAccount()?.accountId!!
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api.accountStatuses(
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id,
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limit = params.requestedLoadSize,
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onlyMedia = true,
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excludeReblogs = true
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).fold(
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{
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callback.onResult(it)
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},
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{
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}
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)
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}
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}
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override fun loadAfter(params: LoadParams<String>, callback: LoadCallback<Status>) {
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scope.launch(context = Dispatchers.IO) {
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val id = accountId ?: accountManager.activeAccount()?.accountId!!
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api.accountStatuses(
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id,
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maxId = params.key,
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limit = params.requestedLoadSize,
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onlyMedia = true,
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excludeReblogs = true
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).fold(
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{
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callback.onResult(it)
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},
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{
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}
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)
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}
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}
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override fun loadBefore(params: LoadParams<String>, callback: LoadCallback<Status>) {
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// we always load from top
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}
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override fun getKey(item: Status) = item.id
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}
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