feat: Add tax for tickets

app/src/main/java/org/fossasia/openevent/general/OpenEventDatabase.kt

@@ -15,6 +15,8 @@ import org.fossasia.openevent.general.event.Event
 import org.fossasia.openevent.general.event.EventDao
 import org.fossasia.openevent.general.event.EventIdConverter
 import org.fossasia.openevent.general.event.subtopic.EventSubTopicConverter
+import org.fossasia.openevent.general.event.tax.Tax
+import org.fossasia.openevent.general.event.tax.TaxDao
 import org.fossasia.openevent.general.event.topic.EventTopic
 import org.fossasia.openevent.general.event.topic.EventTopicConverter
 import org.fossasia.openevent.general.event.topic.EventTopicsDao
@@ -54,7 +56,7 @@ import org.fossasia.openevent.general.ticket.TicketIdConverter
 @Database(entities = [Event::class, User::class, SocialLink::class, Ticket::class, Attendee::class,
     EventTopic::class, Order::class, CustomForm::class, Speaker::class, SpeakerWithEvent::class, Sponsor::class,
     SponsorWithEvent::class, Session::class, SpeakersCall::class, Feedback::class, Notification::class,
-    Settings::class, Proposal::class], version = 8)
+    Settings::class, Proposal::class, Tax::class], version = 9)
 @TypeConverters(EventIdConverter::class, EventTopicConverter::class, EventTypeConverter::class,
     EventSubTopicConverter::class, TicketIdConverter::class, MicroLocationConverter::class, UserIdConverter::class,
     AttendeeIdConverter::class, ListAttendeeIdConverter::class, SessionTypeConverter::class, TrackConverter::class,
@@ -92,4 +94,6 @@ abstract class OpenEventDatabase : RoomDatabase() {
     abstract fun notificationDao(): NotificationDao
 
     abstract fun settingsDao(): SettingsDao
+
+    abstract fun taxDao(): TaxDao
 }

app/src/main/java/org/fossasia/openevent/general/attendees/AttendeeFragment.kt

@@ -88,6 +88,10 @@ import kotlinx.android.synthetic.main.fragment_attendee.view.signInTextLayout
 import kotlinx.android.synthetic.main.fragment_attendee.view.signInLayout
 import kotlinx.android.synthetic.main.fragment_attendee.view.signOutLayout
 import kotlinx.android.synthetic.main.fragment_attendee.view.paymentTitle
+import kotlinx.android.synthetic.main.fragment_attendee.view.taxLayout
+import kotlinx.android.synthetic.main.fragment_attendee.view.taxPrice
+import kotlinx.android.synthetic.main.fragment_attendee.view.totalAmountLayout
+import kotlinx.android.synthetic.main.fragment_attendee.view.totalPrice
 import org.fossasia.openevent.general.BuildConfig
 import org.fossasia.openevent.general.R
 import org.fossasia.openevent.general.auth.User
@@ -313,6 +317,11 @@ class AttendeeFragment : Fragment(), ComplexBackPressFragment {
         rootView.ticketsRecycler.adapter = ticketsRecyclerAdapter
         rootView.ticketsRecycler.isNestedScrollingEnabled = false
 
+        rootView.taxLayout.isVisible = safeArgs.taxAmount > 0f
+        rootView.taxPrice.text = "${safeArgs.currency}${"%.2f".format(safeArgs.taxAmount)}"
+        rootView.totalAmountLayout.isVisible = safeArgs.amount > 0f
+        rootView.totalPrice.text = "${safeArgs.currency}${"%.2f".format(safeArgs.amount)}"
+
         rootView.ticketTableDetails.setOnClickListener {
             attendeeViewModel.ticketDetailsVisible = !attendeeViewModel.ticketDetailsVisible
             loadTicketDetailsTableUI(attendeeViewModel.ticketDetailsVisible)

app/src/main/java/org/fossasia/openevent/general/di/Modules.kt

@@ -79,6 +79,9 @@ import org.fossasia.openevent.general.sessions.Session
 import org.fossasia.openevent.general.sessions.SessionApi
 import org.fossasia.openevent.general.sessions.SessionService
 import org.fossasia.openevent.general.event.faq.EventFAQViewModel
+import org.fossasia.openevent.general.event.tax.Tax
+import org.fossasia.openevent.general.event.tax.TaxApi
+import org.fossasia.openevent.general.event.tax.TaxService
 import org.fossasia.openevent.general.favorite.FavoriteEvent
 import org.fossasia.openevent.general.favorite.FavoriteEventApi
 import org.fossasia.openevent.general.feedback.FeedbackViewModel
@@ -209,6 +212,10 @@ val apiModule = module {
         val retrofit: Retrofit = get()
         retrofit.create(SettingsApi::class.java)
     }
+    single {
+        val retrofit: Retrofit = get()
+        retrofit.create(TaxApi::class.java)
+    }
 
     factory { AuthHolder(get()) }
     factory { AuthService(get(), get(), get(), get(), get(), get(), get()) }
@@ -224,6 +231,7 @@ val apiModule = module {
     factory { NotificationService(get(), get()) }
     factory { FeedbackService(get(), get()) }
     factory { SettingsService(get(), get()) }
+    factory { TaxService(get(), get()) }
 }
 
 val viewModelModule = module {
@@ -241,7 +249,7 @@ val viewModelModule = module {
     viewModel { SearchLocationViewModel(get(), get()) }
     viewModel { SearchTimeViewModel(get()) }
     viewModel { SearchTypeViewModel(get(), get(), get()) }
-    viewModel { TicketsViewModel(get(), get(), get(), get(), get()) }
+    viewModel { TicketsViewModel(get(), get(), get(), get(), get(), get()) }
     viewModel { AboutEventViewModel(get(), get()) }
     viewModel { EventFAQViewModel(get(), get()) }
     viewModel { FavoriteEventsViewModel(get(), get(), get()) }
@@ -310,7 +318,7 @@ val networkModule = module {
             EventSubTopic::class.java, Feedback::class.java, Speaker::class.java, FavoriteEvent::class.java,
             Session::class.java, SessionType::class.java, MicroLocation::class.java, SpeakersCall::class.java,
             Sponsor::class.java, EventFAQ::class.java, Notification::class.java, Track::class.java,
-            DiscountCode::class.java, Settings::class.java, Proposal::class.java)
+            DiscountCode::class.java, Settings::class.java, Proposal::class.java, Tax::class.java)
 
         Retrofit.Builder()
             .client(get())
@@ -408,4 +416,9 @@ val databaseModule = module {
         val database: OpenEventDatabase = get()
         database.settingsDao()
     }
+
+    factory {
+        val database: OpenEventDatabase = get()
+        database.taxDao()
+    }
 }

app/src/main/java/org/fossasia/openevent/general/event/tax/Tax.kt

@@ -0,0 +1,36 @@
+package org.fossasia.openevent.general.event.tax
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import com.fasterxml.jackson.databind.PropertyNamingStrategy
+import com.fasterxml.jackson.databind.annotation.JsonNaming
+import com.github.jasminb.jsonapi.IntegerIdHandler
+import com.github.jasminb.jsonapi.annotations.Id
+import com.github.jasminb.jsonapi.annotations.Relationship
+import com.github.jasminb.jsonapi.annotations.Type
+import org.fossasia.openevent.general.event.EventId
+
+@Type("tax")
+@JsonNaming(PropertyNamingStrategy.KebabCaseStrategy::class)
+@Entity
+class Tax(
+    @Id(IntegerIdHandler::class)
+    @PrimaryKey
+    val id: Int? = null,
+    val name: String? = null,
+    val rate: Float? = null,
+    val taxId: String? = null,
+    val registeredCompany: String? = null,
+    val address: String? = null,
+    val city: String? = null,
+    val stare: String? = null,
+    val zip: String? = null,
+    val invoiceFooter: String? = null,
+    val isInvoiceSend: Boolean = false,
+    val isTaxIncludedInPrice: Boolean = false,
+    val shouldSendInvoice: Boolean = false,
+    @ColumnInfo(index = true)
+    @Relationship("event")
+    val eventId: EventId? = null
+)

app/src/main/java/org/fossasia/openevent/general/event/tax/TaxApi.kt

@@ -0,0 +1,11 @@
+package org.fossasia.openevent.general.event.tax
+
+import io.reactivex.Single
+import retrofit2.http.GET
+import retrofit2.http.Path
+
+interface TaxApi {
+
+    @GET("events/{event_identifier}/tax?include=event")
+    fun getTaxDetails(@Path("event_identifier") identifier: String): Single<Tax>
+}

app/src/main/java/org/fossasia/openevent/general/event/tax/TaxDao.kt

@@ -0,0 +1,17 @@
+package org.fossasia.openevent.general.event.tax
+
+import androidx.room.Dao
+import androidx.room.Insert
+import androidx.room.OnConflictStrategy
+import androidx.room.Query
+import io.reactivex.Single
+
+@Dao
+interface TaxDao {
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    fun insertTax(tax: Tax)
+
+    @Query("SELECT * from Tax WHERE eventId = :eventId")
+    fun getTaxDetails(eventId: Long): Single<Tax>
+}

app/src/main/java/org/fossasia/openevent/general/event/tax/TaxService.kt

@@ -0,0 +1,21 @@
+package org.fossasia.openevent.general.event.tax
+
+import io.reactivex.Single
+import timber.log.Timber
+
+class TaxService(
+    private val taxApi: TaxApi,
+    private val taxDao: TaxDao
+) {
+
+    fun getTax(eventId: Long): Single<Tax> {
+        return taxApi.getTaxDetails(eventId.toString())
+            .onErrorResumeNext {
+                Timber.e(it, "Error fetching tax")
+                taxDao.getTaxDetails(eventId)
+        }.map {
+                taxDao.insertTax(it)
+                it
+            }
+    }
+}

app/src/main/java/org/fossasia/openevent/general/ticket/TicketViewHolder.kt

@@ -17,6 +17,7 @@ import kotlinx.android.synthetic.main.item_ticket.view.discountPrice
 import kotlinx.android.synthetic.main.item_ticket.view.donationInput
 import kotlinx.android.synthetic.main.item_ticket.view.orderQtySection
 import kotlinx.android.synthetic.main.item_ticket.view.priceSection
+import kotlinx.android.synthetic.main.item_ticket.view.taxInfo
 import org.fossasia.openevent.general.R
 import org.fossasia.openevent.general.data.Resource
 import kotlinx.android.synthetic.main.item_ticket.view.priceInfo
@@ -28,6 +29,7 @@ import kotlinx.android.synthetic.main.item_ticket.view.description
 import org.fossasia.openevent.general.discount.DiscountCode
 import org.fossasia.openevent.general.event.EventUtils
 import org.fossasia.openevent.general.event.EventUtils.getFormattedDate
+import org.fossasia.openevent.general.event.tax.Tax
 import org.threeten.bp.DateTimeUtils
 import java.util.Date
 import kotlin.collections.ArrayList
@@ -47,7 +49,8 @@ class TicketViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
         eventTimeZone: String?,
         ticketQuantity: Int,
         donationAmount: Float,
-        discountCode: DiscountCode? = null
+        discountCode: DiscountCode? = null,
+        tax: Tax?
     ) {
         itemView.ticketName.text = ticket.name
         setupTicketSaleDate(ticket, eventTimeZone)
@@ -76,6 +79,13 @@ class TicketViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
             itemView.orderRange.performClick()
         }
 
+        var ticketPrice = ticket.price
+        if (tax?.rate != null) {
+            val taxPrice = (ticketPrice * tax.rate / 100)
+            ticketPrice += taxPrice
+            itemView.taxInfo.text = "(+ $eventCurrency$taxPrice ${tax.name})"
+        }
+
         when (ticket.type) {
             TICKET_TYPE_DONATION -> {
                 itemView.price.text = resource.getString(R.string.donation)
@@ -90,14 +100,14 @@ class TicketViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
                 itemView.donationInput.isVisible = false
             }
             TICKET_TYPE_PAID -> {
-                itemView.price.text = "$eventCurrency${"%.2f".format(ticket.price)}"
+                itemView.price.text = "$eventCurrency${"%.2f".format(ticketPrice)}"
                 itemView.priceSection.isVisible = true
                 itemView.donationInput.isVisible = false
             }
         }
         setupQtyPicker(minQty, maxQty, selectedListener, ticket, ticketQuantity)
 
-        val priceInfo = "<b>${resource.getString(R.string.price)}:</b> ${itemView.price.text}"
+        val priceInfo = "<b>${resource.getString(R.string.price)}:</b> ${ticket.price}"
         itemView.priceInfo.text = Html.fromHtml(priceInfo)
 
         if (ticket.description.isNullOrEmpty()) {
@@ -111,8 +121,8 @@ class TicketViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
             itemView.discountPrice.visibility = View.VISIBLE
             itemView.price.paintFlags = Paint.STRIKE_THRU_TEXT_FLAG
             itemView.discountPrice.text =
-                if (discountCode.type == AMOUNT) "$eventCurrency${ticket.price - discountCode.value}"
-                else "$eventCurrency${"%.2f".format(ticket.price - (ticket.price * discountCode.value / 100))}"
+                if (discountCode.type == AMOUNT) "$eventCurrency${ticketPrice - discountCode.value}"
+                else "$eventCurrency${"%.2f".format(ticketPrice - (ticketPrice * discountCode.value / 100))}"
         }
     }
 

app/src/main/java/org/fossasia/openevent/general/ticket/TicketsFragment.kt

@@ -137,6 +137,7 @@ class TicketsFragment : Fragment() {
 
         rootView.retry.setOnClickListener {
             loadTickets()
+            loadTaxDetails()
         }
 
         rootView.applyDiscountCode.setOnClickListener {
@@ -177,7 +178,10 @@ class TicketsFragment : Fragment() {
         ticketsViewModel.connection
             .nonNull()
             .observe(viewLifecycleOwner, Observer { isConnected ->
-                loadTickets()
+                if (isConnected) {
+                    loadTickets()
+                    loadTaxDetails()
+                }
                 showNoInternetScreen(!isConnected && ticketsViewModel.tickets.value == null)
             })
 
@@ -220,6 +224,7 @@ class TicketsFragment : Fragment() {
             ticketIdAndQty = wrappedTicketAndQty,
             currency = safeArgs.currency,
             amount = totalAmount,
+            taxAmount = ticketsViewModel.totalTaxAmount,
             hasPaidTickets = ticketsViewModel.hasPaidTickets
         ))
         ticketsViewModel.hasPaidTickets = false
@@ -295,6 +300,16 @@ class TicketsFragment : Fragment() {
         }
     }
 
+    private fun loadTaxDetails() {
+        ticketsViewModel.getTaxDetails(safeArgs.eventId)
+        ticketsViewModel.taxInfo
+            .nonNull()
+            .observe(viewLifecycleOwner, Observer {
+                ticketsRecyclerAdapter.applyTax(it)
+                ticketsRecyclerAdapter.notifyDataSetChanged()
+            })
+    }
+
     private fun showNoInternetScreen(show: Boolean) {
         rootView.noInternetCard.isVisible = show
         rootView.ticketTableHeader.isVisible = !show

app/src/main/java/org/fossasia/openevent/general/ticket/TicketsRecyclerAdapter.kt

@@ -5,13 +5,15 @@ import android.view.LayoutInflater
 import android.view.ViewGroup
 import org.fossasia.openevent.general.R
 import org.fossasia.openevent.general.discount.DiscountCode
+import org.fossasia.openevent.general.event.tax.Tax
 
 class TicketsRecyclerAdapter : RecyclerView.Adapter<TicketViewHolder>() {
 
     private val tickets = ArrayList<Ticket>()
     private var eventCurrency: String? = null
     private var eventTimeZone: String? = null
     private var discountCode: DiscountCode? = null
+    private var tax: Tax? = null
     private var selectedListener: TicketSelectedListener? = null
     private lateinit var ticketAndQuantity: List<Triple<Int, Int, Float>>
 
@@ -38,6 +40,10 @@ class TicketsRecyclerAdapter : RecyclerView.Adapter<TicketViewHolder>() {
         this.discountCode = discountCode
     }
 
+    fun applyTax(tax: Tax) {
+        this.tax = tax
+    }
+
     fun cancelDiscountCode() {
         this.discountCode = null
     }
@@ -64,7 +70,7 @@ class TicketsRecyclerAdapter : RecyclerView.Adapter<TicketViewHolder>() {
             }
         }
 
-        holder.bind(ticket, selectedListener, eventCurrency, eventTimeZone, qty, donation, currentDiscountCode)
+        holder.bind(ticket, selectedListener, eventCurrency, eventTimeZone, qty, donation, currentDiscountCode, tax)
     }
 
     override fun getItemCount(): Int {