package com.hbc.api.fraud.v0.models

import com.fasterxml.jackson.core.type.TypeReference
import com.jakewharton.retrofit2.adapter.rxjava2.HttpException
import io.apibuilder.app.ApiNetworkCallResponse
import io.apibuilder.app.CommonNetworkErrors
import io.apibuilder.app.CommonNetworkErrors.UnknownNetworkError
import io.apibuilder.app.EitherCallOrCommonNetworkError
import io.apibuilder.app.EitherCallOrCommonNetworkError.CallError
import io.apibuilder.app.EitherCallOrCommonNetworkError.CommonNetworkError
import io.reactivex.Single
import kotlin.Throwable
import kotlin.Unit
import kotlin.collections.List
import retrofit2.Response
import retrofit2.http.Body
import retrofit2.http.POST

/**
 * This code was generated by [models.generator.kotlin.KotlinGenerator]
 */
interface DecisionsClient {
  /**
   * Consumes the decision about a transaction (usually meant for manual review) and triggers OMS to
   * process/cancel the order
   */
  @POST(value="decision")
  fun postDecision(@Body decision: Decision): Single<Response<Unit>>

  object PostDecisionCall {
    val toError: (Throwable) -> EitherCallOrCommonNetworkError<ErrorResponses> = {
    t ->
                    when (t) {
                        is HttpException -> {
                            val body: String? = t.response().errorBody()?.string()
                                when (t.code()) {
                                400 -> body?.let {
        CallError<ErrorResponses>(ErrorResponses.Error400(com.hbc.api.fraud.v0.models.JacksonObjectMapperFactory.create().readValue(body,
        ErrorListTypeReference ))) } ?: CommonNetworkError(UnknownNetworkError(400, "No Body"))
                            else ->
        CommonNetworkError(CommonNetworkErrors.processCommonNetworkError(t))
                            }
                        }
                        else -> CommonNetworkError(CommonNetworkErrors.processCommonNetworkError(t))
                    }
                }


    fun getCallAndErrorLambda(client: DecisionsClient, decision: Decision) = ApiNetworkCallResponse(
       client.postDecision(decision)
         .map{ response -> 
             if(response.isSuccessful)
               Pair(Unit, response.code())
             else
               throw HttpException(response)}
         .map{it}
    , toError)

    object ErrorListTypeReference : TypeReference<List<Error>>()

    /**
     * Error Responses for postDecision - Consumes the decision about a transaction (usually meant
     * for manual review) and triggers OMS to process/cancel the order
     */
    sealed class ErrorResponses {
      data class Error400(
        val data: List<Error>
      ) : ErrorResponses()
    }
  }
}