package parameters.collectionformat.implementation;

import io.clientcore.core.annotations.ReturnType;
import io.clientcore.core.annotations.ServiceInterface;
import io.clientcore.core.annotations.ServiceMethod;
import io.clientcore.core.http.annotations.HeaderParam;
import io.clientcore.core.http.annotations.HostParam;
import io.clientcore.core.http.annotations.HttpRequestInformation;
import io.clientcore.core.http.annotations.UnexpectedResponseExceptionDetail;
import io.clientcore.core.http.models.HttpMethod;
import io.clientcore.core.http.models.HttpResponseException;
import io.clientcore.core.http.models.RequestContext;
import io.clientcore.core.http.models.Response;
import io.clientcore.core.http.pipeline.HttpPipeline;
import io.clientcore.core.instrumentation.Instrumentation;
import java.lang.reflect.InvocationTargetException;
import java.util.List;
import java.util.Objects;
import java.util.stream.Collectors;

/**
 * An instance of this class provides access to all the operations defined in Headers.
 */
public final class HeadersImpl {
    /**
     * The proxy service used to perform REST calls.
     */
    private final HeadersService service;

    /**
     * The service client containing this operation class.
     */
    private final CollectionFormatClientImpl client;

    /**
     * The instance of instrumentation to report telemetry.
     */
    private final Instrumentation instrumentation;

    /**
     * Initializes an instance of HeadersImpl.
     * 
     * @param client the instance of the service client containing this operation class.
     */
    HeadersImpl(CollectionFormatClientImpl client) {
        this.service = HeadersService.getNewInstance(client.getHttpPipeline());
        this.client = client;
        this.instrumentation = client.getInstrumentation();
    }

    /**
     * The interface defining all the services for CollectionFormatClientHeaders to be used by the proxy service to
     * perform REST calls.
     */
    @ServiceInterface(name = "CollectionFormatClientHeaders", host = "{endpoint}")
    public interface HeadersService {
        static HeadersService getNewInstance(HttpPipeline pipeline) {
            try {
                Class<?> clazz = Class.forName("parameters.collectionformat.implementation.HeadersServiceImpl");
                return (HeadersService) clazz.getMethod("getNewInstance", HttpPipeline.class).invoke(null, pipeline);
            } catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException
                | InvocationTargetException e) {
                throw new RuntimeException(e);
            }

        }

        @HttpRequestInformation(
            method = HttpMethod.GET,
            path = "/parameters/collection-format/header/csv",
            expectedStatusCodes = { 204 })
        @UnexpectedResponseExceptionDetail
        Response<Void> csv(@HostParam("endpoint") String endpoint, @HeaderParam("colors") String colors,
            RequestContext requestContext);
    }

    /**
     * The csv operation.
     * 
     * @param colors Possible values for colors are [blue,red,green].
     * @param requestContext The context to configure the HTTP request before HTTP client sends it.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws HttpResponseException thrown if the service returns an error.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link Response}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Response<Void> csvWithResponse(List<String> colors, RequestContext requestContext) {
        return this.instrumentation.instrumentWithResponse("Parameters.CollectionFormat.Header.csv", requestContext,
            updatedContext -> {
                String colorsConverted = colors.stream()
                    .map(paramItemValue -> Objects.toString(paramItemValue, ""))
                    .collect(Collectors.joining(","));
                return service.csv(this.client.getEndpoint(), colorsConverted, updatedContext);
            });
    }
}
