package org.pacien.tincapp.context

import android.app.Application
import android.content.Context
import android.content.Intent
import android.net.Uri
import android.support.annotation.StringRes
import android.support.multidex.MultiDex
import android.support.v7.app.AlertDialog
import android.view.WindowManager
import org.pacien.tincapp.R

/**
 * @author pacien
 */
class App : Application() {

    override fun onCreate() {
        super.onCreate()
        appContext = applicationContext
    }

    override fun attachBaseContext(base: Context) {
        super.attachBaseContext(base)
        MultiDex.install(this)
    }

    companion object {

        private var appContext: Context? = null

        fun getContext() = appContext!!
        fun getResources() = getContext().resources!!

        fun alert(@StringRes title: Int, msg: String, manualLink: String? = null) =
                AlertDialog.Builder(getContext(), R.style.Theme_AppCompat_Dialog)
                        .setTitle(title).setMessage(msg)
                        .apply { if (manualLink != null) setNeutralButton(R.string.action_open_manual) { _, _ -> openURL(manualLink) } }
                        .setPositiveButton(R.string.action_close, dismissAction)
                        .create().apply { window.setType(WindowManager.LayoutParams.TYPE_SYSTEM_ERROR) }.show()

        fun openURL(url: String) =
                appContext?.startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(url)).addFlags(Intent.FLAG_ACTIVITY_NEW_TASK))

        val dismissAction = { _: Any, _: Any -> /* nop */ }

    }

}