55 lines
2.3 KiB
Kotlin

package be.simplenotes.domain.usecases
import arrow.core.Either
import be.simplenotes.domain.model.Note
import be.simplenotes.domain.model.PersistedNote
import be.simplenotes.domain.model.PersistedNoteMetadata
import be.simplenotes.domain.security.HtmlSanitizer
import be.simplenotes.domain.usecases.markdown.MarkdownConverter
import be.simplenotes.domain.usecases.markdown.MarkdownParsingError
import be.simplenotes.domain.usecases.repositories.NoteRepository
import java.util.*
class NoteService(
private val markdownConverter: MarkdownConverter,
private val noteRepository: NoteRepository,
) {
fun create(userId: Int, markdownText: String): Either<MarkdownParsingError, PersistedNote> =
markdownConverter
.renderDocument(markdownText)
.map { it.copy(html = HtmlSanitizer.sanitize(it.html)) }
.map { Note(it.metadata, markdown = markdownText, html = it.html) }
.map { noteRepository.create(userId, it) }
fun update(userId: Int, uuid: UUID, markdownText: String): Either<MarkdownParsingError, PersistedNote?> =
markdownConverter
.renderDocument(markdownText)
.map { it.copy(html = HtmlSanitizer.sanitize(it.html)) }
.map { Note(it.metadata, markdown = markdownText, html = it.html) }
.map { noteRepository.update(userId, uuid, it) }
fun paginatedNotes(
userId: Int,
page: Int,
itemsPerPage: Int = 20,
tag: String? = null,
deleted: Boolean = false
): PaginatedNotes {
val count = noteRepository.count(userId, tag, deleted)
val offset = (page - 1) * itemsPerPage
val numberOfPages = (count / itemsPerPage) + 1
val notes = if (count == 0) emptyList() else noteRepository.findAll(userId, itemsPerPage, offset, tag, deleted)
return PaginatedNotes(numberOfPages, notes)
}
fun find(userId: Int, uuid: UUID) = noteRepository.find(userId, uuid)
fun trash(userId: Int, uuid: UUID) = noteRepository.delete(userId, uuid, permanent = false)
fun restore(userId: Int, uuid: UUID) = noteRepository.restore(userId, uuid)
fun delete(userId: Int, uuid: UUID) = noteRepository.delete(userId, uuid, permanent = true)
fun countDeleted(userId: Int) = noteRepository.count(userId, deleted = true)
}
data class PaginatedNotes(val pages: Int, val notes: List<PersistedNoteMetadata>)