com.pryv.api.HttpClient Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of commons Show documentation
Common library shared among Java and Android.
The newest version!
package com.pryv.api;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.pryv.model.ApiResource;
import com.pryv.model.Attachment;
import com.pryv.model.Filter;
import com.pryv.utils.JsonConverter;

import java.io.File;

import okhttp3.MediaType;
import okhttp3.MultipartBody;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;

/**
 * Model a REST client communicating with Pryv API
 */
public class HttpClient {
    private static final MediaType JSON = MediaType.parse("application/json; charset=utf-8");
    private OkHttpClient client;
    private String apiUrl;
    private String tokenParameter;

    public HttpClient(String apiUrl, String tokenParameter) {
        client = new OkHttpClient();
        this.apiUrl = apiUrl;
        this.tokenParameter = tokenParameter;
    }

    public ApiRequest getRequest(String endpoint, Filter filter) {
        String url = apiUrl + endpoint + tokenParameter;
        if (filter != null) {
            url += filter.toUrlParameters();
        }
        Request request = new Request.Builder()
                .url(url)
                .get()
                .build();
        return new ApiRequest(request, client);
    }

    public ApiRequest createRequest(String endpoint, ApiResource newResource, Attachment attachment) throws JsonProcessingException {
        String url = apiUrl + endpoint + tokenParameter;
        String jsonEvent = JsonConverter.toJson(newResource);
        RequestBody body;
        // TODO: handle multiple attachments, do it elsewhere?
        if(attachment != null) {
            File file = attachment.getFile();
            body = new MultipartBody.Builder()
                    .setType(MultipartBody.FORM)
                    .addFormDataPart("event", jsonEvent)
                    .addFormDataPart("file", file.getName(), RequestBody.create(null, file))
                    .build();
        } else {
            body = RequestBody.create(JSON, jsonEvent);
        }

        Request request = new Request.Builder()
                .url(url)
                .post(body)
                .build();
        return new ApiRequest(request, client);
    }

    public ApiRequest updateRequest(String endpoint, String resourceId, ApiResource updatedResource) throws JsonProcessingException {
        String url = apiUrl + endpoint + "/" + resourceId + tokenParameter;
        String jsonEvent = JsonConverter.toJson(updatedResource);
        RequestBody body = RequestBody.create(JSON, jsonEvent);
        Request request = new Request.Builder()
                .url(url)
                .put(body)
                .build();
        return new ApiRequest(request, client);
    }

    public ApiRequest deleteRequest(String endpoint, String resourceId, Boolean mergeEventsWithParent) {
        String url = apiUrl + endpoint + "/" + resourceId + tokenParameter;
        if(mergeEventsWithParent) {
            url += "&mergeEventsWithParent=true";
        } else {
            url += "&mergeEventsWithParent=false";
        }
        Request request = new Request.Builder()
                .url(url)
                .delete()
                .build();
        return new ApiRequest(request, client);
    }
}