package io.github.domi04151309.alwayson.custom

import android.content.Context
import android.text.InputType
import android.util.AttributeSet
import android.util.TypedValue
import android.widget.Toast
import androidx.preference.EditTextPreference
import io.github.domi04151309.alwayson.R
import java.lang.NumberFormatException

class EditIntegerPreference : EditTextPreference {
    constructor(
        context: Context,
        attrs: AttributeSet?,
        defStyleAttr: Int,
        defStyleRes: Int,
    ) : super(
        context,
        attrs,
        defStyleAttr,
        defStyleRes,
    ) {
        setOnBindEditTextListener {
            it.inputType = InputType.TYPE_CLASS_NUMBER
        }
    }

    constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : this(
        context,
        attrs,
        defStyleAttr,
        0,
    )

    constructor(context: Context, attrs: AttributeSet?) : this(context, attrs, getAttr(context))

    @Suppress("unused")
    constructor(context: Context) : this(context, null)

    override fun getPersistedString(defaultReturnValue: String?): String {
        val returnValue = defaultReturnValue ?: "0"
        val value: Int = Integer.parseInt(returnValue)
        return getPersistedInt(value).toString()
    }

    override fun persistString(value: String): Boolean {
        val intValue: Int
        try {
            intValue = Integer.parseInt(value)
        } catch (e: NumberFormatException) {
            Toast.makeText(context, R.string.pref_int_failed, Toast.LENGTH_LONG).show()
            return false
        }
        return persistInt(intValue)
    }

    companion object {
        fun getAttr(context: Context): Int {
            val value = TypedValue()
            context.theme.resolveAttribute(
                androidx.preference.R.attr.editTextPreferenceStyle,
                value,
                true,
            )
            return if (value.resourceId != 0) {
                androidx.preference.R.attr.editTextPreferenceStyle
            } else {
                android.R.attr.editTextPreferenceStyle
            }
        }
    }
}