mirror of https://github.com/tasks/tasks
Store icalendar data on disk
Alex Baker
2 years ago
parent
433ae41200
commit
1154ba4be4
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package org.tasks.makers
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import com.natpryce.makeiteasy.Instantiator
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import com.natpryce.makeiteasy.Property
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import com.natpryce.makeiteasy.Property.newProperty
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import com.natpryce.makeiteasy.PropertyValue
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import org.tasks.data.CaldavCalendar
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import org.tasks.makers.Maker.make
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object CaldavCalendarMaker {
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val ACCOUNT: Property<CaldavCalendar, String> = newProperty()
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val UUID: Property<CaldavCalendar, String> = newProperty()
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private val instantiator = Instantiator<CaldavCalendar> { lookup ->
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val calendar = CaldavCalendar()
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calendar.account = lookup.valueOf(ACCOUNT, "account")
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calendar.uuid = lookup.valueOf(UUID, "uuid")
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calendar
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}
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fun newCaldavCalendar(vararg properties: PropertyValue<in CaldavCalendar?, *>): CaldavCalendar {
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return make(instantiator, *properties)
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}
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}
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package org.tasks.caldav
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import android.content.Context
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import dagger.hilt.android.qualifiers.ApplicationContext
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import java.io.File
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import javax.inject.Inject
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class FileStorage @Inject constructor(
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@ApplicationContext context: Context
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) {
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val root = File(context.filesDir, "vtodo")
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@Suppress("NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS")
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fun getFile(vararg segments: String?): File? =
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if (segments.none { it.isNullOrBlank() }) {
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segments.fold(root) { f, p -> File(f, p) }
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} else {
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null
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}
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fun read(file: File?): String? = file?.takeIf { it.exists() }?.readText()
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fun write(file: File, data: String?) {
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if (data.isNullOrBlank()) {
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file.delete()
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} else {
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file.writeText(data)
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}
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}
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}
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package org.tasks.caldav
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import org.tasks.data.CaldavAccount
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import org.tasks.data.CaldavCalendar
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import org.tasks.data.CaldavDao
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import org.tasks.data.CaldavTask
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import java.io.File
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import javax.inject.Inject
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import javax.inject.Singleton
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@Singleton
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class VtodoCache @Inject constructor(
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private val caldavDao: CaldavDao,
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private val fileStorage: FileStorage,
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) {
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fun move(from: CaldavCalendar, to: CaldavCalendar, task: CaldavTask) {
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val source =
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fileStorage.getFile(from.account, from.uuid, task.`object`)
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if (source?.exists() != true) {
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return
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}
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val target =
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fileStorage.getFile(to.account, to.uuid)
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?.apply { mkdirs() }
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?.let { File(it, task.`object`!!) }
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?: return
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source.copyTo(target, overwrite = true)
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source.delete()
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}
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suspend fun getVtodo(caldavTask: CaldavTask?): String? {
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if (caldavTask == null) {
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return null
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}
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val calendar = caldavDao.getCalendar(caldavTask.calendar!!) ?: return null
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return getVtodo(calendar, caldavTask)
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}
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fun getVtodo(calendar: CaldavCalendar?, caldavTask: CaldavTask?): String? {
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val file = fileStorage.getFile(
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calendar?.account,
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caldavTask?.calendar,
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caldavTask?.`object`
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)
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return fileStorage.read(file)
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}
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fun putVtodo(calendar: CaldavCalendar, caldavTask: CaldavTask, vtodo: String?) {
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val directory =
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fileStorage
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.getFile(calendar.account, caldavTask.calendar)
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?.apply { mkdirs() }
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?: return
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fileStorage.write(File(directory, caldavTask.`object`!!), vtodo)
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}
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suspend fun delete(taskIds: List<Long>) {
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val tasks = caldavDao.getTasks(taskIds).groupBy { it.calendar!! }
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tasks.forEach { (c, t) ->
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val calendar = caldavDao.getCalendar(c) ?: return@forEach
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t.forEach { delete(calendar, it) }
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}
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}
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fun delete(calendar: CaldavCalendar, caldavTask: CaldavTask) {
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fileStorage
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.getFile(calendar.account!!, caldavTask.calendar!!, caldavTask.`object`!!)
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?.delete()
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}
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fun delete(calendar: CaldavCalendar) =
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fileStorage.getFile(calendar.account!!, calendar.uuid!!)?.deleteRecursively()
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fun delete(account: CaldavAccount) =
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fileStorage.getFile(account.uuid!!)?.deleteRecursively()
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}
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@ -0,0 +1,6 @@
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package org.tasks.extensions
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import android.database.Cursor
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fun Cursor.getString(columnName: String): String? =
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getColumnIndex(columnName).takeIf { it >= 0 }?.let { getString(it) }
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