/**
 * @file AdminLoginPrompt.kt
 * @brief Dialog that gates admin-only actions behind AdminAuth's password check.
 */
package com.example.jnicpp.bowling

import android.content.Context
import android.text.InputType
import android.widget.EditText
import android.widget.Toast
import androidx.appcompat.app.AlertDialog
import com.example.jnicpp.R

/**
 * @brief Shows the admin-login dialog used to gate [ParameterEditorActivity].
 *
 * Pulled out of [BowlingCameraActivity] so that Activity stays limited to
 * wiring user actions into this rather than holding dialog-building and
 * password-checking logic itself -- same reasoning as
 * [StepCounterUiController].
 */
object AdminLoginPrompt {

    /**
     * @brief Prompts for the admin password and invokes [onSuccess] only
     *        if it matches [AdminAuth]'s admin password; otherwise shows a
     *        "staying in normal user mode" toast and does nothing further.
     * @param context Used to build the dialog and its toast.
     * @param onSuccess Invoked once the entered password is confirmed correct.
     */
    fun show(context: Context, onSuccess: () -> Unit) {
        val passwordInput = EditText(context).apply {
            inputType = InputType.TYPE_CLASS_TEXT or InputType.TYPE_TEXT_VARIATION_PASSWORD
            hint = context.getString(R.string.admin_password_hint)
        }
        val paddingPx = (16 * context.resources.displayMetrics.density).toInt()
        passwordInput.setPadding(paddingPx, paddingPx, paddingPx, paddingPx)

        AlertDialog.Builder(context)
            .setTitle(R.string.admin_login_title)
            .setMessage(R.string.admin_login_message)
            .setView(passwordInput)
            .setPositiveButton(R.string.admin_login_confirm) { _, _ ->
                if (AdminAuth.isAdminPassword(passwordInput.text.toString())) {
                    onSuccess()
                } else {
                    Toast.makeText(context, R.string.admin_login_failed, Toast.LENGTH_SHORT).show()
                }
            }
            .setNegativeButton(R.string.admin_login_cancel, null)
            .show()
    }
}