technik-logger-app/app/src/main/java/com/cyb3rko/techniklogger/EinsatzPusher.kt

package com.cyb3rko.techniklogger

import android.annotation.SuppressLint
import android.content.Intent
import android.os.Bundle
import android.text.Html
import android.text.SpannableStringBuilder
import android.view.MenuItem
import android.view.View
import androidx.appcompat.app.AppCompatActivity
import com.afollestad.materialdialogs.MaterialDialog
import com.google.android.material.datepicker.MaterialDatePicker
import com.google.firebase.database.DatabaseReference
import com.google.firebase.database.FirebaseDatabase
import es.dmoral.toasty.Toasty
import kotlinx.android.synthetic.main.activity_einsatz_pusher.*
import java.text.SimpleDateFormat
import java.util.*

class EinsatzPusher : AppCompatActivity() {

    private lateinit var childKey: String
    private lateinit var databaseReference: DatabaseReference
    private lateinit var databaseReferenceNew: DatabaseReference
    private var date = ""
    private lateinit var location: String
    private lateinit var name: String
    private val simpleDateFormat = SimpleDateFormat("dd.MM.yyyy", Locale.GERMANY)

    @SuppressLint("SetTextI18n")
    @Suppress("DEPRECATION")
    override fun onCreate(savedInstanceState: Bundle?) {
        getBundleInformation()
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_einsatz_pusher)

        databaseReference = FirebaseDatabase.getInstance().getReference("einsätze")

        restoreInformation()

        supportActionBar?.setDisplayHomeAsUpEnabled(true)

        val builder = MaterialDatePicker.Builder.datePicker().setTitleText("Datum")
        val picker = builder.build()

        date_button.setOnClickListener {
            picker.addOnPositiveButtonClickListener {
                date = simpleDateFormat.format(Date(it))
                date_view.text = Html.fromHtml("<b>Datum:</b><br/>${date}")
            }
            picker.show(supportFragmentManager, picker.tag)
        }

        if (childKey != "null") {
            delete_button.visibility = View.VISIBLE
            delete_button.setOnClickListener {
                MaterialDialog(this)
                    .show {
                        message(0, "Möchtest du diesen Einsatz entfernen?")
                        positiveButton(0, "Ja") {
                            databaseReferenceNew.removeValue()
                            finish()
                            startActivity(Intent(applicationContext, MainActivity::class.java))
                        }
                        negativeButton(0, "Abbrechen")
                    }
            }
        }

        finished_button.setOnClickListener {
            val name = nameEditText.text.toString()
            val location = locationEditText.text.toString()

            if (name != "" && location != "" && date != "") {
                databaseReferenceNew.child("name").setValue(name)
                databaseReferenceNew.child("location").setValue(location)
                databaseReferenceNew.child("date").setValue(date)
                finish()
                startActivity(Intent(applicationContext, MainActivity::class.java))
            } else {
                Toasty.error(applicationContext, "Fülle alle Felder aus").show()
            }
        }
    }

    private fun getBundleInformation() {
        childKey = intent.extras?.getString("childKey").toString()
        name = intent.extras?.getString("name").toString()
        location = intent.extras?.getString("location").toString()
        date = intent.extras?.getString("date").toString()
    }

    private fun restoreInformation() {
        if (name != "null") {
            nameEditText.text = SpannableStringBuilder(name)
        }
        if (location != "null") {
            locationEditText.text = SpannableStringBuilder(location)
        }
        if (date != "null") {
            date_view.text = "Datum:\n$date"
        }

        if (childKey == "null") {
            databaseReferenceNew = databaseReference.push()
        } else {
            databaseReferenceNew = databaseReference.child(childKey)
        }
    }

    override fun onOptionsItemSelected(item: MenuItem): Boolean {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        when (item.itemId) {
            android.R.id.home -> {
                finish()
                startActivity(Intent(applicationContext, MainActivity::class.java))
            }
        }

        return super.onOptionsItemSelected(item)
    }

    override fun onBackPressed() {
        finish()
        startActivity(Intent(applicationContext, MainActivity::class.java))
    }
}