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/*
* Copyright (c) 2017-present Robert Jaros
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package pl.treksoft.kvision.remote
import kotlinx.serialization.json.JSON
import pl.treksoft.jquery.JQueryAjaxSettings
import pl.treksoft.jquery.JQueryXHR
import pl.treksoft.jquery.jQuery
import pl.treksoft.kvision.utils.obj
import kotlin.js.Promise
import kotlin.js.undefined
import kotlin.js.JSON as NativeJSON
/**
* HTTP status unauthorized (401).
*/
const val HTTP_UNAUTHORIZED = 401
/**
* An agent responsible for remote calls.
*/
open class CallAgent {
private var counter = 1
/**
* Makes an JSON-RPC call to the remote server.
* @param url an URL address
* @param method a HTTP method
* @param data data to be sent
* @return a promise of the result
*/
@Suppress("UnsafeCastFromDynamic")
fun jsonRpcCall(
url: String,
data: List<String?> = listOf(),
method: RpcHttpMethod = RpcHttpMethod.POST
): Promise<String> {
val jsonRpcRequest = JsonRpcRequest(counter++, url, data)
val jsonData = JSON.stringify(jsonRpcRequest)
return Promise({ resolve, reject ->
jQuery.ajax(url, obj {
this.contentType = "application/json"
this.data = jsonData
this.method = method.name
this.success =
{ data: dynamic, _: Any, _: Any ->
when {
data.id != jsonRpcRequest.id -> reject(Exception("Invalid response ID"))
data.error != null -> reject(Exception(data.error.toString()))
data.result != null -> resolve(data.result)
else -> reject(Exception("Invalid response"))
}
}
this.error =
{ xhr: JQueryXHR, _: String, errorText: String ->
val message = if (xhr.responseJSON != null && xhr.responseJSON != undefined) {
xhr.responseJSON.toString()
} else {
errorText
}
if (xhr.status.toInt() == HTTP_UNAUTHORIZED) {
reject(SecurityException(message))
} else {
reject(Exception(message))
}
}
})
})
}
/**
* Makes a remote call to the remote server.
* @param url an URL address
* @param method a HTTP method
* @param data data to be sent
* @return a promise of the result
*/
@Suppress("UnsafeCastFromDynamic")
fun remoteCall(
url: String,
data: dynamic = null,
method: HttpMethod = HttpMethod.GET,
contentType: String = "application/json",
beforeSend: ((JQueryXHR, JQueryAjaxSettings) -> Boolean)? = null
): Promise<dynamic> {
return Promise({ resolve, reject ->
jQuery.ajax(url, obj {
this.contentType = contentType
this.data = data
this.method = method.name
this.success =
{ data: dynamic, _: Any, _: Any ->
resolve(data)
}
this.error =
{ xhr: JQueryXHR, _: String, errorText: String ->
val message = if (xhr.responseJSON != null && xhr.responseJSON != undefined) {
xhr.responseJSON.toString()
} else {
errorText
}
if (xhr.status.toInt() == HTTP_UNAUTHORIZED) {
reject(SecurityException(message))
} else {
reject(Exception(message))
}
}
this.beforeSend = beforeSend
})
})
}
}
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