Models for the Request-Dispatcher

models.kt

package com.myblockbuster.core

import com.amazonaws.services.lambda.runtime.Context
import java.io.Serializable

/**
 * Generic Model that any body in the future should reply to
 */
interface Model: Serializable {
    var id: Int?
}

/**
 * In case of no model this is the default model reply
 */
class EmptyModel(override var id: Int? = null) : Model

/**
 * In case of error this is the Default Error model to return
 */
class ErrorModel(var message: String): Model {
    override var id: Int?
        get() = null
        set(value) {}

    constructor(): this("")
}

/**
 * Represents a client Request
 * @property input JSON object with all the request data described in https://serverless.com/framework/docs/providers/aws/events/apigateway/
 * @property context Lambda function Metadata
 */
interface Request {
    var input: Map<String, Any>
    var context: Context
}

/**
 * Request Dispatcher route to a concrete function based on a regex
 * @property regex Regex that needs to satisfy to route the request
 * @property func Function name to be executed
 * @property cls ClassPath
 * @constructor Creates an empty object with empty values
 */
data class Route(var regex: String, var func: String, var cls: String) {
    constructor(): this("", "", "")
}

/**
 * List of routes
 * @property List of routes
 * @constructor emptyList
 */
data class Routes(var routes: List<Route>) {
    constructor(): this(emptyList())
}

/**
 * Represents an APIGateway Request (implements {@link Request})
 * @property input JSON object with all the request data described in https://serverless.com/framework/docs/providers/aws/events/apigateway/
 * @property context Lambda function Metadata
 */
class ApiGatewayRequest(override var input:Map<String, Any>, override var context: Context): Request