Zentralisiere Parse-Abfragen im ParseController
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BE53B0B17B1B142E
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package com.cyb3rko.techniklogger.data
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import com.cyb3rko.techniklogger.*
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import com.cyb3rko.techniklogger.COLUMN_EINSATZ_DATUM
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import com.cyb3rko.techniklogger.COLUMN_EINSATZ_DAUER
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import com.cyb3rko.techniklogger.COLUMN_EINSATZ_JAHR
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import com.cyb3rko.techniklogger.COLUMN_EINSATZ_NAME
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import com.cyb3rko.techniklogger.COLUMN_EINSATZ_ORT
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import com.parse.ParseException
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import com.parse.ParseObject
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import com.parse.ParseQuery
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import java.text.SimpleDateFormat
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import java.util.*
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object ParseController {
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private fun <T : ParseObject>getQuery(
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className: String,
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allowCache: Boolean = true
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): ParseQuery<T> {
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return ParseQuery<T>(className).apply {
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limit = -1
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cachePolicy = if (allowCache) {
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ParseQuery.CachePolicy.CACHE_THEN_NETWORK
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} else ParseQuery.CachePolicy.NETWORK_ONLY
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}
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}
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internal fun fetchAdminStatus(
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userName: String?,
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action: (objectId: String?, admin: Boolean?, e: ParseException?) -> Unit
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) {
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val query = getQuery<ParseObject>("Techniker", false)
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query.whereEqualTo("name", userName)
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query.getFirstInBackground { techniker, e ->
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if (e == null) {
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action(techniker.objectId, techniker.getBoolean("admin"), e)
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} else {
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action(null, null, e)
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}
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}
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}
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internal fun fetchYears(action: (entries: List<ParseObject>, e: ParseException?) -> Unit) {
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val query = getQuery<ParseObject>("Jahr")
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query.orderByDescending(COLUMN_JAHR_NAME)
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query.findInBackground { entries, e ->
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if (e == null) {
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action(entries, null)
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} else action(listOf(), e)
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}
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}
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internal fun fetchProjects(
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year: String?,
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action: (projects: List<ProjectEntry>, e: ParseException?) -> Unit
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) {
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val query = getQuery<ParseObject>("Einsatz")
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query.orderByDescending(COLUMN_EINSATZ_DATUM)
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query.whereEqualTo(
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COLUMN_EINSATZ_JAHR,
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ParseObject.createWithoutData(
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"Jahr",
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year
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)
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)
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query.findInBackground { objects, e ->
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if (e == null) {
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val data = mutableListOf<ProjectEntry>()
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objects.forEach {
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val dates = it.getString(COLUMN_EINSATZ_DATUM)!!.split(",")
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val time = if (dates.size > 1) dates[1] else ""
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data.add(
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ProjectEntry(
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SimpleDateFormat("yyyy.MM.dd", Locale.GERMANY).parse(dates[0])!!,
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it.getInt(COLUMN_EINSATZ_DAUER).toString(),
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it.getString(COLUMN_EINSATZ_ORT)!!,
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it.getString(COLUMN_EINSATZ_NAME)!!,
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it.objectId,
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time
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)
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)
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}
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action(data, null)
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} else {
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action(listOf(), e)
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}
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}
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}
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internal fun fetchProject(
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objectId: String?,
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action: (project: ParseObject?, e: ParseException?) -> Unit
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) {
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val query = getQuery<ParseObject>(CLASS_EINSATZ)
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query.getInBackground(objectId) { entry, e ->
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if (e == null) {
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action(entry, null)
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} else {
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action(null, e)
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}
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}
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}
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internal fun fetchSingleTeilnahme(
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projectId: String,
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technikerId: String,
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action: (entry: ParseObject?, e: ParseException?) -> Unit
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) {
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val query = getQuery<ParseObject>(CLASS_TEILNAHME, false)
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query.whereEqualTo(COLUMN_TEILNAHME_AN, ParseObject.createWithoutData(CLASS_EINSATZ, projectId))
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query.whereEqualTo(COLUMN_TEILNAHME_VON, ParseObject.createWithoutData(CLASS_EINSATZ, technikerId))
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query.getFirstInBackground { entry, e ->
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if (e == null) {
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action(entry, null)
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} else action(null, e)
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}
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}
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internal fun fetchTeilnahmen(
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projectId: String,
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includeTechniker: Boolean,
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action: (entries: List<ParseObject>, e: ParseException?) -> Unit
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) {
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val query = getQuery<ParseObject>(CLASS_TEILNAHME, false)
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query.whereEqualTo("an", ParseObject.createWithoutData(CLASS_EINSATZ, projectId))
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if (includeTechniker) query.include("von")
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query.findInBackground { entries, e ->
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if (e == null) {
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action(entries, null)
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} else action(listOf(), e)
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}
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}
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internal fun fetchTechniker(
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action: (
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techniker: List<ParseObject>,
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technikerNames: List<String>,
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e: ParseException?
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) -> Unit
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) {
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val query = getQuery<ParseObject>(CLASS_TECHNIKER, false)
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query.whereEqualTo(COLUMN_TECHNIKER_ENTLASSEN, false)
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query.orderByAscending(COLUMN_TECHNIKER_NAME)
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query.findInBackground { objects, e ->
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if (e == null) {
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val techniker = mutableListOf<String>()
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objects.forEach {
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techniker.add(it.getString(COLUMN_TECHNIKER_NAME)!!)
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}
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action(objects, techniker, null)
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} else {
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action(listOf(), listOf(), e)
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}
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}
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}
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}
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@ -1,4 +1,4 @@
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package com.cyb3rko.techniklogger.recycler
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package com.cyb3rko.techniklogger.data
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import java.util.*
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@ -1,4 +1,4 @@
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package com.cyb3rko.techniklogger.recycler
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package com.cyb3rko.techniklogger.data
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data class ProjectTechniker(
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var dauer: String,
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@ -0,0 +1,6 @@
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package com.cyb3rko.techniklogger.data
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data class Year(
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val name: String,
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val objectId: String
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)
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