basic-banking/src/main/kotlin/ltd/lulz/controller/AccountController.kt

package ltd.lulz.controller

import io.github.oshai.kotlinlogging.KotlinLogging
import jakarta.validation.Valid
import java.util.UUID
import ltd.lulz.model.Account
import ltd.lulz.service.AccountService
import ltd.lulz.util.toEntity
import ltd.lulz.util.toResponse
import org.springframework.http.HttpStatus.CREATED
import org.springframework.http.HttpStatus.NOT_FOUND
import org.springframework.validation.annotation.Validated
import org.springframework.web.bind.annotation.GetMapping
import org.springframework.web.bind.annotation.PathVariable
import org.springframework.web.bind.annotation.PostMapping
import org.springframework.web.bind.annotation.RequestBody
import org.springframework.web.bind.annotation.ResponseStatus
import org.springframework.web.bind.annotation.RestController
import org.springframework.web.server.ResponseStatusException
import reactor.core.publisher.Mono

private val log = KotlinLogging.logger {}

@RestController
@Validated
class AccountController(
    private val accountService: AccountService,
) {

    @PostMapping("/account")
    @ResponseStatus(CREATED)
    fun create(
        @Valid @RequestBody request: Account.Request,
    ): Mono<Account.Response> = accountService.create(request.toEntity())
        .map { it.toResponse() }

    @GetMapping("/balance/account-{account}")
    fun balance(
        @PathVariable account: UUID,
    ): Mono<Account.Response> = accountService.getById(account)
        .map { it.toResponse() }
        .onErrorResume { Mono.error(ResponseStatusException(NOT_FOUND)) }
        .doOnError { log.debug { "account $account not found for balance" } }
}