com.github.charleslzq.facestore.FaceStore.kt Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of face-store Show documentation

interfaces to use store faces

The newest version!

package com.github.charleslzq.facestore

import org.joda.time.LocalDateTime
import rx.Observable

/**
 * Created by charleslzq on 18-2-28.
 */
fun  createObservableFromNullable(data: T?): Observable = Observable.create {
    data?.run { it.onNext(this) }
    it.onCompleted()
}

fun  createObservableFromNullable(generator: () -> T?): Observable = Observable.create {
    generator()?.run { it.onNext(this) }
    it.onCompleted()
}

interface Meta {
    val id: String
    val createTime: LocalDateTime
    val updateTime: LocalDateTime
}

interface ReadOnlyFaceStore {
    val personClass: Class

    val faceClass: Class
    fun getPersonIds(): List = emptyList()
    fun getPersonIdsAsObservable(): Observable = Observable.from(getPersonIds())
    fun getPerson(personId: String): P? = null
    fun getPersonAsObservable(personId: String): Observable
 = createObservableFromNullable(getPerson(personId))
    fun getFaceIdList(personId: String): List = emptyList()
    fun getFaceIdListAsObservable(personId: String): Observable = Observable.from(getFaceIdList(personId))
    fun getFace(personId: String, faceId: String): F? = null
    fun getFaceAsObservable(personId: String, faceId: String): Observable = createObservableFromNullable(getFace(personId, faceId))
}

interface ReadWriteFaceStore
 : ReadOnlyFaceStore {
    fun savePerson(person: P) {}
    fun saveFace(personId: String, face: F) {}
    fun deletePerson(personId: String) {}
    fun deleteFace(personId: String, faceId: String) {}
}

interface FaceStoreChangeListener {
    fun onPersonUpdate(person: P) {}
    fun onFaceUpdate(personId: String, face: F) {}
    fun onPersonDelete(personId: String) {}
    fun onFaceDelete(personId: String, faceId: String) {}
}

interface ListenableReadWriteFaceStore
 : ReadWriteFaceStore {
    val listeners: MutableList>
}

abstract class CompositeReadWriteFaceStore(
        readOnlyStore: ReadOnlyFaceStore
) : ReadOnlyFaceStore by readOnlyStore, ReadWriteFaceStore