kotlin-client.libraries.jvm-spring-webclient.infrastructure.ApiClient.kt.mustache Maven / Gradle / Ivy
package {{packageName}}.infrastructure;
import org.springframework.core.ParameterizedTypeReference
import org.springframework.http.HttpHeaders
import org.springframework.http.HttpMethod
import org.springframework.http.MediaType
import org.springframework.web.util.UriUtils
import org.springframework.web.reactive.function.client.WebClient
import org.springframework.http.ResponseEntity
import reactor.core.publisher.Mono
open class ApiClient(protected val client: WebClient) {
protected inline fun request(requestConfig: RequestConfig): Mono> {
return prepare(defaults(requestConfig))
.retrieve()
.toEntity(object : ParameterizedTypeReference() {})
}
protected fun prepare(requestConfig: RequestConfig) =
client.method(requestConfig)
.uri(requestConfig)
.headers(requestConfig)
.body(requestConfig)
protected fun defaults(requestConfig: RequestConfig) =
requestConfig.apply {
if (body != null && headers[HttpHeaders.CONTENT_TYPE].isNullOrEmpty()) {
headers[HttpHeaders.CONTENT_TYPE] = MediaType.APPLICATION_JSON_VALUE
}
if (headers[HttpHeaders.ACCEPT].isNullOrEmpty()) {
headers[HttpHeaders.ACCEPT] = MediaType.APPLICATION_JSON_VALUE
}
}
protected fun encodeURIComponent(uriComponent: kotlin.String) =
UriUtils.encodeFragment(uriComponent, Charsets.UTF_8)
private fun WebClient.method(requestConfig: RequestConfig)=
method(HttpMethod.valueOf(requestConfig.method.name))
private fun WebClient.RequestBodyUriSpec.uri(requestConfig: RequestConfig) =
uri { builder ->
builder.path(requestConfig.path).apply {
requestConfig.query.forEach { (name, value) ->
queryParam(name, value)
}
}.build()
}
private fun WebClient.RequestBodySpec.headers(requestConfig: RequestConfig) =
apply { requestConfig.headers.forEach { (name, value) -> header(name, value) } }
private fun WebClient.RequestBodySpec.body(requestConfig: RequestConfig) =
apply { if (requestConfig.body != null) bodyValue(requestConfig.body) }
}
inline fun parseDateToQueryString(value : T): String {
{{#toJson}}
/*
.replace("\"", "") converts the json object string to an actual string for the query parameter.
The moshi or gson adapter allows a more generic solution instead of trying to use a native
formatter. It also easily allows to provide a simple way to define a custom date format pattern
inside a gson/moshi adapter.
*/
{{#jackson}}
return Serializer.jacksonObjectMapper.writeValueAsString(value).replace("\"", "")
{{/jackson}}
{{/toJson}}
{{^toJson}}
return value.toString()
{{/toJson}}
}