mirror of https://github.com/iSoron/uhabits.git
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/*
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* Copyright (C) 2016-2021 Álinson Santos Xavier <git@axavier.org>
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*
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* This file is part of Loop Habit Tracker.
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*
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* Loop Habit Tracker is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* Loop Habit Tracker is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.isoron.uhabits.activities.common.dialogs
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import android.annotation.SuppressLint
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import android.content.Context
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import android.content.DialogInterface
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import android.content.DialogInterface.BUTTON_NEGATIVE
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import android.text.InputFilter
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import android.text.Spanned
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import android.view.LayoutInflater
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import android.view.View
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import android.view.WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE
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import android.view.inputmethod.EditorInfo
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import android.view.inputmethod.InputMethodManager
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import android.widget.EditText
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import android.widget.NumberPicker
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import android.widget.TextView
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import androidx.appcompat.app.AlertDialog
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import org.isoron.uhabits.HabitsApplication
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import org.isoron.uhabits.R
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import org.isoron.uhabits.core.models.Entry
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import org.isoron.uhabits.core.models.Frequency
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import org.isoron.uhabits.core.models.Frequency.Companion.DAILY
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import org.isoron.uhabits.core.ui.screens.habits.list.ListHabitsBehavior
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import org.isoron.uhabits.inject.ActivityContext
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import org.isoron.uhabits.utils.InterfaceUtils
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import java.text.DecimalFormatSymbols
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import javax.inject.Inject
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import kotlin.math.roundToLong
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class NumberPickerFactory
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@Inject constructor(
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@ActivityContext private val context: Context
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) {
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@SuppressLint("SetTextI18n")
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fun create(
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value: Double,
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unit: String,
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notes: String,
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dateString: String,
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frequency: Frequency,
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callback: ListHabitsBehavior.NumberPickerCallback
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): AlertDialog {
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clearCurrentDialog()
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val inflater = LayoutInflater.from(context)
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val view = inflater.inflate(R.layout.number_picker_dialog, null)
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val picker = view.findViewById<NumberPicker>(R.id.picker)
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val picker2 = view.findViewById<NumberPicker>(R.id.picker2)
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val etNotes = view.findViewById<EditText>(R.id.etNotes)
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// Install filter to intercept decimal separator before it is parsed
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val watcherFilter: InputFilter = SeparatorWatcherInputFilter(picker2)
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val pickerInputText = getNumberPickerInputText(picker)
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pickerInputText.filters = arrayOf(watcherFilter).plus(pickerInputText.filters)
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// Install custom focus listener to replace "5" by "50" instead of "05"
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val picker2InputText = getNumberPickerInputText(picker2)
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val prevFocusChangeListener = picker2InputText.onFocusChangeListener
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picker2InputText.onFocusChangeListener = View.OnFocusChangeListener { v, hasFocus ->
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val str = picker2InputText.text.toString()
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if (str.length == 1) picker2InputText.setText("${str}0")
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prevFocusChangeListener.onFocusChange(v, hasFocus)
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}
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view.findViewById<TextView>(R.id.tvUnit).text = unit
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view.findViewById<TextView>(R.id.tvSeparator).text =
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DecimalFormatSymbols.getInstance().decimalSeparator.toString()
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val intValue = (value * 100).roundToLong().toInt()
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picker.minValue = 0
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picker.maxValue = Integer.MAX_VALUE / 100
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picker.value = intValue / 100
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picker.wrapSelectorWheel = false
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picker2.minValue = 0
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picker2.maxValue = 99
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picker2.setFormatter { v -> String.format("%02d", v) }
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picker2.value = intValue % 100
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etNotes.setText(notes)
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val dialogBuilder = AlertDialog.Builder(context)
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.setView(view)
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.setTitle(dateString)
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.setPositiveButton(R.string.save) { _, _ ->
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picker.clearFocus()
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picker2.clearFocus()
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val v = picker.value + 0.01 * picker2.value
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val note = etNotes.text.toString().trim()
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callback.onNumberPicked(v, note)
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}
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.setNegativeButton(android.R.string.cancel) { _, _ ->
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callback.onNumberPickerDismissed()
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}
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.setOnDismissListener {
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callback.onNumberPickerDismissed()
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currentDialog = null
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}
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if (frequency == DAILY) {
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dialogBuilder.setNegativeButton(R.string.skip_day) { _, _ ->
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picker.clearFocus()
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val v = Entry.SKIP.toDouble() / 1000
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val note = etNotes.text.toString()
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callback.onNumberPicked(v, note)
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}
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}
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val dialog = dialogBuilder.create()
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dialog.setOnShowListener {
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val preferences =
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(context.applicationContext as HabitsApplication).component.preferences
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if (!preferences.isSkipEnabled) {
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dialog.getButton(BUTTON_NEGATIVE).visibility = View.GONE
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}
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showSoftInput(dialog, pickerInputText)
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}
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InterfaceUtils.setupEditorAction(
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picker
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) { _, actionId, _ ->
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if (actionId == EditorInfo.IME_ACTION_DONE) {
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dialog.getButton(DialogInterface.BUTTON_POSITIVE).performClick()
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}
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false
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}
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InterfaceUtils.setupEditorAction(
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picker2
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) { _, actionId, _ ->
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if (actionId == EditorInfo.IME_ACTION_DONE) {
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dialog.getButton(DialogInterface.BUTTON_POSITIVE).performClick()
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}
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false
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}
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currentDialog = dialog
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return dialog
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}
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@SuppressLint("DiscouragedPrivateApi")
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private fun getNumberPickerInputText(picker: NumberPicker): EditText {
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val f = NumberPicker::class.java.getDeclaredField("mInputText")
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f.isAccessible = true
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return f.get(picker) as EditText
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}
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private fun showSoftInput(dialog: AlertDialog, v: View) {
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dialog.window?.setSoftInputMode(SOFT_INPUT_STATE_ALWAYS_VISIBLE)
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v.requestFocus()
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val inputMethodManager = context.getSystemService(InputMethodManager::class.java)
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inputMethodManager?.showSoftInput(v, 0)
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}
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companion object {
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private var currentDialog: AlertDialog? = null
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fun clearCurrentDialog() {
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currentDialog?.dismiss()
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currentDialog = null
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}
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}
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}
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class SeparatorWatcherInputFilter(private val nextPicker: NumberPicker) : InputFilter {
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override fun filter(
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source: CharSequence?,
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start: Int,
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end: Int,
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dest: Spanned?,
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dstart: Int,
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dend: Int
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): CharSequence {
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if (source == null || source.isEmpty()) {
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return ""
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}
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for (c in source) {
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if (c == DecimalFormatSymbols.getInstance().decimalSeparator || c == '.' || c == ',') {
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nextPicker.performLongClick()
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break
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}
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}
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return source
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}
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}
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