Files
Questionnaire-App/app/src/main/java/com/dano/test1/HandlerLastPage.kt
2025-10-09 16:29:20 +02:00

149 lines
5.7 KiB
Kotlin

package com.dano.test1
import android.view.View
import android.widget.*
import android.text.Html
import kotlinx.coroutines.*
import android.util.TypedValue
import android.widget.TextView
import androidx.core.widget.TextViewCompat
import com.google.android.material.button.MaterialButton
/*
Zweck:
- Steuert die letzte Seite eines Fragebogens.
- Zeigt Abschlusstexte an, speichert alle gesammelten Antworten in die lokale DB und beendet anschließend den Fragebogen und kehrt zur übergeordneten Ansicht zurück.
Beim Klick auf „Speichern“:
- Ladezustand anzeigen (ProgressBar), Buttons deaktivieren.
- Antworten asynchron in Room-DB persistieren (über `saveAnswersToDatabase`).
- Punktsumme ermitteln und in `GlobalValues.INTEGRATION_INDEX` schreiben.
- `client_code` (falls vorhanden) als `GlobalValues.LAST_CLIENT_CODE` merken.
- Mindestens 2 Sekunden „Loading“-Dauer sicherstellen (ruhiges UX).
- Zurück auf den Main-Thread wechseln, UI entsperren und Fragebogen schließen.
*/
class HandlerLastPage(
private val answers: Map<String, Any>,
private val languageID: String,
private val goToNextQuestion: () -> Unit,
private val goToPreviousQuestion: () -> Unit,
private val saveAnswersToDatabase: suspend (Map<String, Any>) -> Unit
) : QuestionHandler {
private lateinit var currentQuestion: QuestionItem.LastPage
private lateinit var layout: View
private val minLoadingTimeMs = 2000L
override fun bind(layout: View, question: QuestionItem) {
this.layout = layout
currentQuestion = question as QuestionItem.LastPage
val titleTv = layout.findViewById<TextView>(R.id.textView)
val questionTv = layout.findViewById<TextView>(R.id.question)
val prevBtn = layout.findViewById<MaterialButton>(R.id.Qprev)
val finishBtn = layout.findViewById<MaterialButton>(R.id.Qfinish)
// Texte setzen
titleTv.text = LanguageManager.getText(languageID, currentQuestion.textKey)
questionTv.text = Html.fromHtml(
LanguageManager.getText(languageID, currentQuestion.question),
Html.FROM_HTML_MODE_LEGACY
)
// Finish-Button: Text + responsive Schrift
finishBtn.text = LanguageManager.getText(languageID, "save")
finishBtn.isAllCaps = false
applyResponsiveTextSizing(finishBtn)
// Überschriften responsiv skalieren (wie zuvor)
setTextSizePercentOfScreenHeight(titleTv, 0.03f)
setTextSizePercentOfScreenHeight(questionTv, 0.03f)
// Buttons
prevBtn.setOnClickListener { goToPreviousQuestion() }
finishBtn.setOnClickListener {
showLoading(true)
CoroutineScope(Dispatchers.IO).launch {
val startTime = System.currentTimeMillis()
// Antworten speichern
saveAnswersToDatabase(answers)
// Punkte summieren
GlobalValues.INTEGRATION_INDEX = sumPoints()
// Client-Code merken
val clientCode = answers["client_code"] as? String
if (clientCode != null) GlobalValues.LAST_CLIENT_CODE = clientCode
// min. Ladezeit einhalten
val elapsedTime = System.currentTimeMillis() - startTime
if (elapsedTime < minLoadingTimeMs) delay(minLoadingTimeMs - elapsedTime)
withContext(Dispatchers.Main) {
showLoading(false)
val activity = layout.context as? MainActivity
activity?.finishQuestionnaire() ?: goToNextQuestion()
}
}
}
}
override fun validate(): Boolean = true
override fun saveAnswer() {}
private fun applyResponsiveTextSizing(btn: MaterialButton) {
// Max-/Min-Sp anhand der Bildschirmhöhe (in sp) berechnen
val dm = btn.resources.displayMetrics
val maxSp = (dm.heightPixels * 0.028f) / dm.scaledDensity // ~2.8% der Höhe
val minSp = (dm.heightPixels * 0.018f) / dm.scaledDensity // ~1.8% der Höhe
// AutoSize aktivieren (schrumpft/expandiert den Text innerhalb des Buttons)
TextViewCompat.setAutoSizeTextTypeUniformWithConfiguration(
btn,
minSp.toInt(),
maxSp.toInt(),
1,
TypedValue.COMPLEX_UNIT_SP
)
btn.setSingleLine(true)
btn.maxLines = 1
btn.isAllCaps = false
// Padding nach Layout proportional zur Button-Höhe setzen (wirkt auf Lesbarkeit)
btn.post {
val padH = (btn.height * 0.18f).toInt()
val padV = (btn.height * 0.12f).toInt()
btn.setPadding(padH, padV, padH, padV)
}
}
// ----------------------------------------------------------------
// Helper: Textgröße prozentual zur Bildschirmhöhe setzen (in sp)
private fun setTextSizePercentOfScreenHeight(view: TextView, percentOfHeight: Float) {
val dm = (view.context ?: layout.context).resources.displayMetrics
val sp = (dm.heightPixels * percentOfHeight) / dm.scaledDensity
TextViewCompat.setAutoSizeTextTypeWithDefaults(view, TextViewCompat.AUTO_SIZE_TEXT_TYPE_NONE)
view.setTextSize(TypedValue.COMPLEX_UNIT_SP, sp)
}
private fun sumPoints(): Int =
answers.filterKeys { it.endsWith("_points") }
.values.mapNotNull { it as? Int }
.sum()
private fun showLoading(show: Boolean) {
val progressBar = layout.findViewById<ProgressBar>(R.id.progressBar)
val finishButton = layout.findViewById<Button>(R.id.Qfinish)
val prevButton = layout.findViewById<Button>(R.id.Qprev)
progressBar?.visibility = if (show) View.VISIBLE else View.GONE
finishButton?.isEnabled = !show
prevButton?.isEnabled = !show
}
}