package specialwords;

import io.clientcore.core.annotations.Metadata;
import io.clientcore.core.annotations.MetadataProperties;
import io.clientcore.core.annotations.ServiceClientBuilder;
import io.clientcore.core.http.client.HttpClient;
import io.clientcore.core.http.models.ProxyOptions;
import io.clientcore.core.http.pipeline.HttpInstrumentationOptions;
import io.clientcore.core.http.pipeline.HttpInstrumentationPolicy;
import io.clientcore.core.http.pipeline.HttpPipeline;
import io.clientcore.core.http.pipeline.HttpPipelineBuilder;
import io.clientcore.core.http.pipeline.HttpPipelinePolicy;
import io.clientcore.core.http.pipeline.HttpRedirectOptions;
import io.clientcore.core.http.pipeline.HttpRedirectPolicy;
import io.clientcore.core.http.pipeline.HttpRetryOptions;
import io.clientcore.core.http.pipeline.HttpRetryPolicy;
import io.clientcore.core.instrumentation.Instrumentation;
import io.clientcore.core.instrumentation.SdkInstrumentationOptions;
import io.clientcore.core.traits.ConfigurationTrait;
import io.clientcore.core.traits.EndpointTrait;
import io.clientcore.core.traits.HttpTrait;
import io.clientcore.core.traits.ProxyTrait;
import io.clientcore.core.utils.CoreUtils;
import io.clientcore.core.utils.configuration.Configuration;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import specialwords.implementation.SpecialWordsClientImpl;

/**
 * A builder for creating a new instance of the SpecialWordsClient type.
 */
@ServiceClientBuilder(
    serviceClients = {
        ModelsClient.class,
        ModelPropertiesClient.class,
        ExtensibleStringsClient.class,
        OperationsClient.class,
        ParametersClient.class })
public final class SpecialWordsClientBuilder
    implements HttpTrait<SpecialWordsClientBuilder>, ProxyTrait<SpecialWordsClientBuilder>,
    ConfigurationTrait<SpecialWordsClientBuilder>, EndpointTrait<SpecialWordsClientBuilder> {
    @Metadata(properties = { MetadataProperties.GENERATED })
    private static final String SDK_NAME = "name";

    @Metadata(properties = { MetadataProperties.GENERATED })
    private static final String SDK_VERSION = "version";

    @Metadata(properties = { MetadataProperties.GENERATED })
    private static final Map<String, String> PROPERTIES = CoreUtils.getProperties("specialwords.properties");

    @Metadata(properties = { MetadataProperties.GENERATED })
    private final List<HttpPipelinePolicy> pipelinePolicies;

    /**
     * Create an instance of the SpecialWordsClientBuilder.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    public SpecialWordsClientBuilder() {
        this.pipelinePolicies = new ArrayList<>();
    }

    /*
     * The HTTP client used to send the request.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private HttpClient httpClient;

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder httpClient(HttpClient httpClient) {
        this.httpClient = httpClient;
        return this;
    }

    /*
     * The retry options to configure retry policy for failed requests.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private HttpRetryOptions retryOptions;

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder httpRetryOptions(HttpRetryOptions retryOptions) {
        this.retryOptions = retryOptions;
        return this;
    }

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder addHttpPipelinePolicy(HttpPipelinePolicy customPolicy) {
        Objects.requireNonNull(customPolicy, "'customPolicy' cannot be null.");
        pipelinePolicies.add(customPolicy);
        return this;
    }

    /*
     * The redirect options to configure redirect policy
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private HttpRedirectOptions redirectOptions;

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder httpRedirectOptions(HttpRedirectOptions redirectOptions) {
        this.redirectOptions = redirectOptions;
        return this;
    }

    /*
     * The instrumentation configuration for HTTP requests and responses.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private HttpInstrumentationOptions httpInstrumentationOptions;

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder httpInstrumentationOptions(HttpInstrumentationOptions httpInstrumentationOptions) {
        this.httpInstrumentationOptions = httpInstrumentationOptions;
        return this;
    }

    /*
     * The proxy options used during construction of the service client.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private ProxyOptions proxyOptions;

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder proxyOptions(ProxyOptions proxyOptions) {
        this.proxyOptions = proxyOptions;
        return this;
    }

    /*
     * The configuration store that is used during construction of the service client.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private Configuration configuration;

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder configuration(Configuration configuration) {
        this.configuration = configuration;
        return this;
    }

    /*
     * The service endpoint
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private String endpoint;

    /**
     * {@inheritDoc}.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    @Override
    public SpecialWordsClientBuilder endpoint(String endpoint) {
        this.endpoint = endpoint;
        return this;
    }

    /**
     * Builds an instance of SpecialWordsClientImpl with the provided parameters.
     * 
     * @return an instance of SpecialWordsClientImpl.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    private SpecialWordsClientImpl buildInnerClient() {
        this.validateClient();
        String localEndpoint = (endpoint != null) ? endpoint : "http://localhost:3000";
        HttpInstrumentationOptions localHttpInstrumentationOptions = this.httpInstrumentationOptions == null
            ? new HttpInstrumentationOptions()
            : this.httpInstrumentationOptions;
        SdkInstrumentationOptions sdkInstrumentationOptions
            = new SdkInstrumentationOptions(PROPERTIES.getOrDefault(SDK_NAME, "UnknownName"))
                .setSdkVersion(PROPERTIES.get(SDK_VERSION))
                .setEndpoint(localEndpoint);
        Instrumentation instrumentation
            = Instrumentation.create(localHttpInstrumentationOptions, sdkInstrumentationOptions);
        SpecialWordsClientImpl client
            = new SpecialWordsClientImpl(createHttpPipeline(), instrumentation, localEndpoint);
        return client;
    }

    @Metadata(properties = { MetadataProperties.GENERATED })
    private void validateClient() {
        // This method is invoked from 'buildInnerClient'/'buildClient' method.
        // Developer can customize this method, to validate that the necessary conditions are met for the new client.
    }

    @Metadata(properties = { MetadataProperties.GENERATED })
    private HttpPipeline createHttpPipeline() {
        Configuration buildConfiguration
            = (configuration == null) ? Configuration.getGlobalConfiguration() : configuration;
        HttpInstrumentationOptions localHttpInstrumentationOptions = this.httpInstrumentationOptions == null
            ? new HttpInstrumentationOptions()
            : this.httpInstrumentationOptions;
        HttpPipelineBuilder httpPipelineBuilder = new HttpPipelineBuilder();
        List<HttpPipelinePolicy> policies = new ArrayList<>();
        policies.add(redirectOptions == null ? new HttpRedirectPolicy() : new HttpRedirectPolicy(redirectOptions));
        policies.add(retryOptions == null ? new HttpRetryPolicy() : new HttpRetryPolicy(retryOptions));
        this.pipelinePolicies.stream().forEach(p -> policies.add(p));
        policies.add(new HttpInstrumentationPolicy(localHttpInstrumentationOptions));
        policies.forEach(httpPipelineBuilder::addPolicy);
        return httpPipelineBuilder.httpClient(httpClient).build();
    }

    /**
     * Builds an instance of ModelsClient class.
     * 
     * @return an instance of ModelsClient.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    public ModelsClient buildModelsClient() {
        SpecialWordsClientImpl innerClient = buildInnerClient();
        return new ModelsClient(innerClient.getModels(), innerClient.getInstrumentation());
    }

    /**
     * Builds an instance of ModelPropertiesClient class.
     * 
     * @return an instance of ModelPropertiesClient.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    public ModelPropertiesClient buildModelPropertiesClient() {
        SpecialWordsClientImpl innerClient = buildInnerClient();
        return new ModelPropertiesClient(innerClient.getModelProperties(), innerClient.getInstrumentation());
    }

    /**
     * Builds an instance of ExtensibleStringsClient class.
     * 
     * @return an instance of ExtensibleStringsClient.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    public ExtensibleStringsClient buildExtensibleStringsClient() {
        SpecialWordsClientImpl innerClient = buildInnerClient();
        return new ExtensibleStringsClient(innerClient.getExtensibleStrings(), innerClient.getInstrumentation());
    }

    /**
     * Builds an instance of OperationsClient class.
     * 
     * @return an instance of OperationsClient.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    public OperationsClient buildOperationsClient() {
        SpecialWordsClientImpl innerClient = buildInnerClient();
        return new OperationsClient(innerClient.getOperations(), innerClient.getInstrumentation());
    }

    /**
     * Builds an instance of ParametersClient class.
     * 
     * @return an instance of ParametersClient.
     */
    @Metadata(properties = { MetadataProperties.GENERATED })
    public ParametersClient buildParametersClient() {
        SpecialWordsClientImpl innerClient = buildInnerClient();
        return new ParametersClient(innerClient.getParameters(), innerClient.getInstrumentation());
    }
}
