Files
movienight-backend/src/main/kotlin/com/project/movienight/adapters/web/ApiExceptionHandler.kt
T

114 lines
4.0 KiB
Kotlin

package com.project.movienight.adapters.web
import com.project.movienight.domain.exception.BlockedValueException
import com.project.movienight.domain.exception.DomainException
import com.project.movienight.domain.exception.EntityNotFoundException
import org.slf4j.LoggerFactory
import org.slf4j.MDC
import org.springframework.http.HttpStatus
import org.springframework.http.ResponseEntity
import org.springframework.web.bind.MethodArgumentNotValidException
import org.springframework.web.bind.annotation.ExceptionHandler
import org.springframework.web.bind.annotation.ResponseStatus
import org.springframework.web.bind.annotation.RestControllerAdvice
import org.springframework.web.server.ResponseStatusException
import org.springframework.web.servlet.resource.NoResourceFoundException
@RestControllerAdvice
class ApiExceptionHandler {
private val log = LoggerFactory.getLogger(javaClass)
@ExceptionHandler(EntityNotFoundException::class, NoResourceFoundException::class)
@ResponseStatus(HttpStatus.NOT_FOUND)
fun handleNotFound(exception: Exception): ErrorResponse {
val traceId = currentTraceId()
log.warn("Resource not found: traceId='{}', message='{}'", traceId, exception.message)
return ErrorResponse(
message = exception.message ?: "Resource not found",
traceId = traceId,
)
}
@ExceptionHandler(BlockedValueException::class)
@ResponseStatus(HttpStatus.BAD_REQUEST)
fun handleBlockedValue(exception: BlockedValueException): ErrorResponse {
val traceId = currentTraceId()
log.warn("Blocked value: traceId='{}', message='{}'", traceId, exception.message)
return ErrorResponse(
message = exception.message ?: "Blocked value",
traceId = traceId,
)
}
@ExceptionHandler(DomainException::class)
@ResponseStatus(HttpStatus.BAD_REQUEST)
fun handleDomainException(exception: DomainException): ErrorResponse {
val traceId = currentTraceId()
log.warn("Domain error: traceId='{}', message='{}'", traceId, exception.message)
return ErrorResponse(
message = exception.message ?: "Domain error",
traceId = traceId,
)
}
@ExceptionHandler(MethodArgumentNotValidException::class)
@ResponseStatus(HttpStatus.BAD_REQUEST)
fun handleValidationException(exception: MethodArgumentNotValidException): ErrorResponse {
val traceId = currentTraceId()
val details =
exception
.bindingResult
.fieldErrors
.joinToString("; ") { error -> "${error.field}: ${error.defaultMessage}" }
.ifBlank { "Invalid request" }
log.warn("Validation error: traceId='{}', message='{}'", traceId, details)
return ErrorResponse(
message = details,
traceId = traceId,
)
}
@ExceptionHandler(ResponseStatusException::class)
fun handleResponseStatusException(exception: ResponseStatusException): ResponseEntity<ErrorResponse> {
val traceId = currentTraceId()
log.warn(
"HTTP error: traceId='{}', status='{}', message='{}'",
traceId,
exception.statusCode,
exception.reason,
)
return ResponseEntity
.status(exception.statusCode)
.body(
ErrorResponse(
message = exception.reason ?: exception.message,
traceId = traceId,
),
)
}
@ExceptionHandler(Exception::class)
@ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
fun handleUnexpectedException(exception: Exception): ErrorResponse {
val traceId = currentTraceId()
log.error("Unexpected error: traceId='{}'", traceId, exception)
return ErrorResponse(
message = "Internal server error",
traceId = traceId,
)
}
private fun currentTraceId(): String = MDC.get("traceId") ?: "unknown"
}
data class ErrorResponse(
val message: String,
val traceId: String,
)