Files
event-demo/src/main/kotlin/eventDemo/configuration/ConfigureHttp.kt

53 lines
1.6 KiB
Kotlin

package eventDemo.configuration
import io.ktor.http.HttpHeaders
import io.ktor.http.HttpMethod
import io.ktor.http.HttpStatusCode
import io.ktor.server.application.Application
import io.ktor.server.application.install
import io.ktor.server.plugins.autohead.AutoHeadResponse
import io.ktor.server.plugins.cors.routing.CORS
import io.ktor.server.plugins.statuspages.StatusPages
import io.ktor.server.resources.Resources
import io.ktor.server.response.respondText
fun Application.configureHttpRouting() {
install(CORS) {
allowMethod(HttpMethod.Options)
allowMethod(HttpMethod.Put)
allowMethod(HttpMethod.Post)
allowMethod(HttpMethod.Delete)
allowMethod(HttpMethod.Patch)
allowHeader(HttpHeaders.Authorization)
allowHeader("MyCustomHeader")
anyHost() // @TODO: Don't do this in production if possible. Try to limit it.
}
install(AutoHeadResponse)
install(Resources)
install(StatusPages) {
exception<BadRequestException> { call, cause ->
call.respondText(text = "400: $cause", status = HttpStatusCode.BadRequest)
}
exception<Throwable> { call, cause ->
call.respondText(text = "500: $cause", status = HttpStatusCode.InternalServerError)
}
}
}
class BadRequestException(
val httpError: HttpErrorBadRequest,
) : Exception()
class HttpErrorBadRequest(
statusCode: HttpStatusCode,
val title: String = statusCode.description,
val invalidParams: List<InvalidParam>,
) {
val statusCode: Int = statusCode.value
data class InvalidParam(
val name: String,
val reason: String,
)
}