/*
Copyright (c) 2015 Red Hat, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package org.ovirt.engine.sdk4.internal.services;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.math.BigInteger;
import java.net.URISyntaxException;
import java.util.List;
import java.util.Map;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.ByteArrayEntity;
import org.apache.http.util.EntityUtils;
import org.ovirt.api.metamodel.runtime.xml.XmlReader;
import org.ovirt.api.metamodel.runtime.xml.XmlWriter;
import org.ovirt.engine.sdk4.BaseRequest;
import org.ovirt.engine.sdk4.Error;
import org.ovirt.engine.sdk4.Service;
import org.ovirt.engine.sdk4.builders.VmBuilder;
import org.ovirt.engine.sdk4.internal.HttpConnection;
import org.ovirt.engine.sdk4.internal.xml.XmlVmReader;
import org.ovirt.engine.sdk4.internal.xml.XmlVmWriter;
import org.ovirt.engine.sdk4.services.VmService;
import org.ovirt.engine.sdk4.services.VmsService;
import org.ovirt.engine.sdk4.types.Vm;

public class VmsServiceImpl extends ServiceImpl implements VmsService {
    
    public VmsServiceImpl(HttpConnection connection, String path) {
        super(connection, path);
    }
    
    private class AddRequestImpl extends BaseRequest<AddRequest, AddResponse> implements AddRequest {
        private Boolean clone_;
        public AddRequest clone_(Boolean clone_) {
            this.clone_ = clone_;
            return this;
        }
        
        private Boolean clonePermissions;
        public AddRequest clonePermissions(Boolean clonePermissions) {
            this.clonePermissions = clonePermissions;
            return this;
        }
        
        private Vm vm;
        public AddRequest vm(Vm vm) {
            this.vm = vm;
            return this;
        }
        
        public AddRequest vm(VmBuilder vm) {
            this.vm = vm.build();
            return this;
        }
        
        public AddResponse send() {
            HttpPost request = null;
            try {
                URIBuilder uriBuilder = new URIBuilder(getConnection().getUrl() + getPath());
                if (clone_ != null) {
                    uriBuilder.addParameter("clone", XmlWriter.renderBoolean(clone_));
                }
                if (clonePermissions != null) {
                    uriBuilder.addParameter("clone_permissions", XmlWriter.renderBoolean(clonePermissions));
                }
                if (query != null) {
                    for (Map.Entry<String, String> queryParam : query.entrySet()) {
                        uriBuilder.addParameter(queryParam.getKey(), queryParam.getValue());
                    }
                }
                request = new HttpPost(uriBuilder.build());
            }
            catch (URISyntaxException ex) {
                throw new Error("Failed to build URL", ex);
            }
            try (
              ByteArrayOutputStream output = new ByteArrayOutputStream();
              XmlWriter xmlWriter = new XmlWriter(output, true)
            ) {
                XmlVmWriter.writeOne(vm, xmlWriter);
                xmlWriter.flush();
                request.setEntity(new ByteArrayEntity(output.toByteArray()));
            }
            catch (IOException ex) {
                throw new Error("Failed to parse response", ex);
            }
            
            if (headers != null) {
                for (Map.Entry<String, String> header : headers.entrySet()) {
                    request.setHeader(header.getKey(), header.getValue());
                }
            }
            
            HttpResponse response = getConnection().send(request);
            if (
              response.getStatusLine().getStatusCode() == 200
              || response.getStatusLine().getStatusCode() == 201
              || response.getStatusLine().getStatusCode() == 202
            ) {
                try (
                  XmlReader reader = new XmlReader(response.getEntity().getContent())
                ) {
                    return new AddResponseImpl(XmlVmReader.readOne(reader));
                }
                catch (IOException ex) {
                    throw new Error("Failed to read response", ex);
                }
                finally {
                    EntityUtils.consumeQuietly(response.getEntity());
                }
            }
            else {
                checkFault(response);
                return new AddResponseImpl(null);
            }
        }
        
    }
    
    private class AddResponseImpl implements AddResponse {
        private Vm vm;
        
        public AddResponseImpl(Vm vm) {
            this.vm = vm;
        }
        
        public Vm vm() {
            return vm;
        }
        
    }
    
    public AddRequest add() {
        return new AddRequestImpl();
    }
    
    private class AddFromConfigurationRequestImpl extends BaseRequest<AddFromConfigurationRequest, AddFromConfigurationResponse> implements AddFromConfigurationRequest {
        private Boolean clone_;
        public AddFromConfigurationRequest clone_(Boolean clone_) {
            this.clone_ = clone_;
            return this;
        }
        
        private Boolean clonePermissions;
        public AddFromConfigurationRequest clonePermissions(Boolean clonePermissions) {
            this.clonePermissions = clonePermissions;
            return this;
        }
        
        private Vm vm;
        public AddFromConfigurationRequest vm(Vm vm) {
            this.vm = vm;
            return this;
        }
        
        public AddFromConfigurationRequest vm(VmBuilder vm) {
            this.vm = vm.build();
            return this;
        }
        
        public AddFromConfigurationResponse send() {
            HttpPost request = null;
            try {
                URIBuilder uriBuilder = new URIBuilder(getConnection().getUrl() + getPath());
                if (clone_ != null) {
                    uriBuilder.addParameter("clone", XmlWriter.renderBoolean(clone_));
                }
                if (clonePermissions != null) {
                    uriBuilder.addParameter("clone_permissions", XmlWriter.renderBoolean(clonePermissions));
                }
                if (query != null) {
                    for (Map.Entry<String, String> queryParam : query.entrySet()) {
                        uriBuilder.addParameter(queryParam.getKey(), queryParam.getValue());
                    }
                }
                request = new HttpPost(uriBuilder.build());
            }
            catch (URISyntaxException ex) {
                throw new Error("Failed to build URL", ex);
            }
            try (
              ByteArrayOutputStream output = new ByteArrayOutputStream();
              XmlWriter xmlWriter = new XmlWriter(output, true)
            ) {
                XmlVmWriter.writeOne(vm, xmlWriter);
                xmlWriter.flush();
                request.setEntity(new ByteArrayEntity(output.toByteArray()));
            }
            catch (IOException ex) {
                throw new Error("Failed to parse response", ex);
            }
            
            if (headers != null) {
                for (Map.Entry<String, String> header : headers.entrySet()) {
                    request.setHeader(header.getKey(), header.getValue());
                }
            }
            
            HttpResponse response = getConnection().send(request);
            if (
              response.getStatusLine().getStatusCode() == 200
              || response.getStatusLine().getStatusCode() == 201
              || response.getStatusLine().getStatusCode() == 202
            ) {
                try (
                  XmlReader reader = new XmlReader(response.getEntity().getContent())
                ) {
                    return new AddFromConfigurationResponseImpl(XmlVmReader.readOne(reader));
                }
                catch (IOException ex) {
                    throw new Error("Failed to read response", ex);
                }
                finally {
                    EntityUtils.consumeQuietly(response.getEntity());
                }
            }
            else {
                checkFault(response);
                return new AddFromConfigurationResponseImpl(null);
            }
        }
        
    }
    
    private class AddFromConfigurationResponseImpl implements AddFromConfigurationResponse {
        private Vm vm;
        
        public AddFromConfigurationResponseImpl(Vm vm) {
            this.vm = vm;
        }
        
        public Vm vm() {
            return vm;
        }
        
    }
    
    public AddFromConfigurationRequest addFromConfiguration() {
        return new AddFromConfigurationRequestImpl();
    }
    
    private class AddFromScratchRequestImpl extends BaseRequest<AddFromScratchRequest, AddFromScratchResponse> implements AddFromScratchRequest {
        private Boolean clone_;
        public AddFromScratchRequest clone_(Boolean clone_) {
            this.clone_ = clone_;
            return this;
        }
        
        private Boolean clonePermissions;
        public AddFromScratchRequest clonePermissions(Boolean clonePermissions) {
            this.clonePermissions = clonePermissions;
            return this;
        }
        
        private Vm vm;
        public AddFromScratchRequest vm(Vm vm) {
            this.vm = vm;
            return this;
        }
        
        public AddFromScratchRequest vm(VmBuilder vm) {
            this.vm = vm.build();
            return this;
        }
        
        public AddFromScratchResponse send() {
            HttpPost request = null;
            try {
                URIBuilder uriBuilder = new URIBuilder(getConnection().getUrl() + getPath());
                if (clone_ != null) {
                    uriBuilder.addParameter("clone", XmlWriter.renderBoolean(clone_));
                }
                if (clonePermissions != null) {
                    uriBuilder.addParameter("clone_permissions", XmlWriter.renderBoolean(clonePermissions));
                }
                if (query != null) {
                    for (Map.Entry<String, String> queryParam : query.entrySet()) {
                        uriBuilder.addParameter(queryParam.getKey(), queryParam.getValue());
                    }
                }
                request = new HttpPost(uriBuilder.build());
            }
            catch (URISyntaxException ex) {
                throw new Error("Failed to build URL", ex);
            }
            try (
              ByteArrayOutputStream output = new ByteArrayOutputStream();
              XmlWriter xmlWriter = new XmlWriter(output, true)
            ) {
                XmlVmWriter.writeOne(vm, xmlWriter);
                xmlWriter.flush();
                request.setEntity(new ByteArrayEntity(output.toByteArray()));
            }
            catch (IOException ex) {
                throw new Error("Failed to parse response", ex);
            }
            
            if (headers != null) {
                for (Map.Entry<String, String> header : headers.entrySet()) {
                    request.setHeader(header.getKey(), header.getValue());
                }
            }
            
            HttpResponse response = getConnection().send(request);
            if (
              response.getStatusLine().getStatusCode() == 200
              || response.getStatusLine().getStatusCode() == 201
              || response.getStatusLine().getStatusCode() == 202
            ) {
                try (
                  XmlReader reader = new XmlReader(response.getEntity().getContent())
                ) {
                    return new AddFromScratchResponseImpl(XmlVmReader.readOne(reader));
                }
                catch (IOException ex) {
                    throw new Error("Failed to read response", ex);
                }
                finally {
                    EntityUtils.consumeQuietly(response.getEntity());
                }
            }
            else {
                checkFault(response);
                return new AddFromScratchResponseImpl(null);
            }
        }
        
    }
    
    private class AddFromScratchResponseImpl implements AddFromScratchResponse {
        private Vm vm;
        
        public AddFromScratchResponseImpl(Vm vm) {
            this.vm = vm;
        }
        
        public Vm vm() {
            return vm;
        }
        
    }
    
    public AddFromScratchRequest addFromScratch() {
        return new AddFromScratchRequestImpl();
    }
    
    private class AddFromSnapshotRequestImpl extends BaseRequest<AddFromSnapshotRequest, AddFromSnapshotResponse> implements AddFromSnapshotRequest {
        private Boolean clone_;
        public AddFromSnapshotRequest clone_(Boolean clone_) {
            this.clone_ = clone_;
            return this;
        }
        
        private Boolean clonePermissions;
        public AddFromSnapshotRequest clonePermissions(Boolean clonePermissions) {
            this.clonePermissions = clonePermissions;
            return this;
        }
        
        private Vm vm;
        public AddFromSnapshotRequest vm(Vm vm) {
            this.vm = vm;
            return this;
        }
        
        public AddFromSnapshotRequest vm(VmBuilder vm) {
            this.vm = vm.build();
            return this;
        }
        
        public AddFromSnapshotResponse send() {
            HttpPost request = null;
            try {
                URIBuilder uriBuilder = new URIBuilder(getConnection().getUrl() + getPath());
                if (clone_ != null) {
                    uriBuilder.addParameter("clone", XmlWriter.renderBoolean(clone_));
                }
                if (clonePermissions != null) {
                    uriBuilder.addParameter("clone_permissions", XmlWriter.renderBoolean(clonePermissions));
                }
                if (query != null) {
                    for (Map.Entry<String, String> queryParam : query.entrySet()) {
                        uriBuilder.addParameter(queryParam.getKey(), queryParam.getValue());
                    }
                }
                request = new HttpPost(uriBuilder.build());
            }
            catch (URISyntaxException ex) {
                throw new Error("Failed to build URL", ex);
            }
            try (
              ByteArrayOutputStream output = new ByteArrayOutputStream();
              XmlWriter xmlWriter = new XmlWriter(output, true)
            ) {
                XmlVmWriter.writeOne(vm, xmlWriter);
                xmlWriter.flush();
                request.setEntity(new ByteArrayEntity(output.toByteArray()));
            }
            catch (IOException ex) {
                throw new Error("Failed to parse response", ex);
            }
            
            if (headers != null) {
                for (Map.Entry<String, String> header : headers.entrySet()) {
                    request.setHeader(header.getKey(), header.getValue());
                }
            }
            
            HttpResponse response = getConnection().send(request);
            if (
              response.getStatusLine().getStatusCode() == 200
              || response.getStatusLine().getStatusCode() == 201
              || response.getStatusLine().getStatusCode() == 202
            ) {
                try (
                  XmlReader reader = new XmlReader(response.getEntity().getContent())
                ) {
                    return new AddFromSnapshotResponseImpl(XmlVmReader.readOne(reader));
                }
                catch (IOException ex) {
                    throw new Error("Failed to read response", ex);
                }
                finally {
                    EntityUtils.consumeQuietly(response.getEntity());
                }
            }
            else {
                checkFault(response);
                return new AddFromSnapshotResponseImpl(null);
            }
        }
        
    }
    
    private class AddFromSnapshotResponseImpl implements AddFromSnapshotResponse {
        private Vm vm;
        
        public AddFromSnapshotResponseImpl(Vm vm) {
            this.vm = vm;
        }
        
        public Vm vm() {
            return vm;
        }
        
    }
    
    public AddFromSnapshotRequest addFromSnapshot() {
        return new AddFromSnapshotRequestImpl();
    }
    
    private class ListRequestImpl extends BaseRequest<ListRequest, ListResponse> implements ListRequest {
        private Boolean allContent;
        public ListRequest allContent(Boolean allContent) {
            this.allContent = allContent;
            return this;
        }
        
        private Boolean caseSensitive;
        public ListRequest caseSensitive(Boolean caseSensitive) {
            this.caseSensitive = caseSensitive;
            return this;
        }
        
        private Boolean filter;
        public ListRequest filter(Boolean filter) {
            this.filter = filter;
            return this;
        }
        
        private String follow;
        public ListRequest follow(String follow) {
            this.follow = follow;
            return this;
        }
        
        private BigInteger max;
        public ListRequest max(BigInteger max) {
            this.max = max;
            return this;
        }
        
        public ListRequest max(Integer max) {
            this.max = BigInteger.valueOf(max);
            return this;
        }
        
        public ListRequest max(Long max) {
            this.max = BigInteger.valueOf(max);
            return this;
        }
        
        private String search;
        public ListRequest search(String search) {
            this.search = search;
            return this;
        }
        
        public ListResponse send() {
            HttpGet request = null;
            try {
                URIBuilder uriBuilder = new URIBuilder(getConnection().getUrl() + getPath());
                if (allContent != null) {
                    uriBuilder.addParameter("all_content", XmlWriter.renderBoolean(allContent));
                }
                if (caseSensitive != null) {
                    uriBuilder.addParameter("case_sensitive", XmlWriter.renderBoolean(caseSensitive));
                }
                if (filter != null) {
                    uriBuilder.addParameter("filter", XmlWriter.renderBoolean(filter));
                }
                if (follow != null) {
                    uriBuilder.addParameter("follow", XmlWriter.renderString(follow));
                }
                if (max != null) {
                    uriBuilder.addParameter("max", XmlWriter.renderInteger(max));
                }
                if (search != null) {
                    uriBuilder.addParameter("search", XmlWriter.renderString(search));
                }
                if (query != null) {
                    for (Map.Entry<String, String> queryParam : query.entrySet()) {
                        uriBuilder.addParameter(queryParam.getKey(), queryParam.getValue());
                    }
                }
                request = new HttpGet(uriBuilder.build());
            }
            catch (URISyntaxException ex) {
                throw new Error("Failed to build URL", ex);
            }
            
            if (headers != null) {
                for (Map.Entry<String, String> header : headers.entrySet()) {
                    request.setHeader(header.getKey(), header.getValue());
                }
            }
            
            HttpResponse response = getConnection().send(request);
            if (
              response.getStatusLine().getStatusCode() == 200
            ) {
                try (
                  XmlReader reader = new XmlReader(response.getEntity().getContent())
                ) {
                    return new ListResponseImpl(XmlVmReader.readMany(reader));
                }
                catch (IOException ex) {
                    throw new Error("Failed to read response", ex);
                }
                finally {
                    EntityUtils.consumeQuietly(response.getEntity());
                }
            }
            else {
                checkFault(response);
                return new ListResponseImpl(null);
            }
        }
        
    }
    
    private class ListResponseImpl implements ListResponse {
        private List<Vm> vms;
        
        public ListResponseImpl(List<Vm> vms) {
            this.vms = vms;
        }
        
        public List<Vm> vms() {
            return vms;
        }
        
    }
    
    public ListRequest list() {
        return new ListRequestImpl();
    }
    
    public VmService vmService(String id) {
        return new VmServiceImpl(getConnection(), getPath() + "/" + id);
    }
    
    public Service service(String path) {
        if (path == null) {
            return this;
        }
        
        int index = path.indexOf('/');
        if (index == -1) {
            return vmService(path);
        }
        return vmService(path.substring(0, index)).service(path.substring(index + 1));
    }
    
    public String toString() {
        return "VmsService:" + getPath();
    }
    
}

