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package it.espr.mvc.route;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import it.espr.mvc.cache.CacheConfig;
import it.espr.mvc.route.parameter.Parameter;
import it.espr.mvc.route.parameter.RequestParameter;

public class RouteConfig {

	public class RequestType {

		private Controller controller;

		RequestType(Controller controller) {
			this.controller = controller;
		}

		public Controller to(Class clazz) {
			return this.to(clazz, null);
		}

		public Controller to(Class clazz, String method) {
			this.controller.clazz = clazz;
			this.controller.method = method;
			return this.controller;
		}

		public RouteConfig config() {
			return RouteConfig.this.config();
		}
	}

	public class Controller {

		Class clazz;

		String method;

		List parameters;

		String view;

		@SuppressWarnings("unchecked")
		public  Controller params(P... parameters) {
			if (parameters != null && parameters.length > 0) {
				this.parameters = new ArrayList<>(Arrays.asList(parameters));
			}
			return this;
		}

		public  Controller params(String... parameters) {
			if (parameters != null && parameters.length > 0) {
				List requestParameters = new ArrayList<>(parameters.length);
				for (String parameter : parameters) {
					requestParameters.add(Parameter.param(parameter));
				}
				this.parameters = new ArrayList<>(requestParameters);
			}
			return this;
		}

		public Controller view(String view) {
			this.view = view;
			return this;
		}

		public RouteConfig config() {
			return RouteConfig.this.config();
		}
	}

	private String uri;

	private String[] requestTypes;

	private Controller controller;

	private CacheConfig cacheConfig;

	public RequestType get(String uri) {
		return this.requestType(uri, "get");
	}

	public RequestType post(String uri) {
		return this.requestType(uri, "post");
	}

	public RequestType delete(String uri) {
		return this.requestType(uri, "delete");
	}

	private RequestType requestType(String uri, String... types) {
		this.uri = uri;
		if (types == null || types.length == 0) {
			requestTypes = new String[] { "get" };
		} else {
			requestTypes = types.clone();
		}
		controller = new Controller();
		return new RequestType(this.controller);
	}

	public String getUri() {
		return uri;
	}

	public String[] getRequestTypes() {
		return requestTypes;
	}

	public List getParameters() {
		return this.controller == null ? null : this.controller.parameters;
	}

	public String getMethod() {
		return this.controller == null ? null : this.controller.method;
	}

	public Class getClazz() {
		return this.controller == null ? null : this.controller.clazz;
	}

	public String getView() {
		return this.controller == null ? null : this.controller.view;
	}

	CacheConfig getCacheConfig() {
		return cacheConfig;
	}

	RouteConfig config() {
		return this;
	}

	RouteConfig cache(CacheConfig cacheConfig) {
		this.cacheConfig = cacheConfig;
		return this;
	}
}