Added Imgur API endpoints

src/main/java/dev/salmonllama/fsbot/endpoints/imgur/ImgurAPIConnection.java

@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2020. Aleksei Gryczewski
+ * All rights reserved.
+ */
+
+package dev.salmonllama.fsbot.endpoints.imgur;
+
+import dev.salmonllama.fsbot.config.BotConfig;
+import okhttp3.*;
+import org.json.JSONObject;
+
+import java.io.IOException;
+import java.util.concurrent.CompletableFuture;
+
+public class ImgurAPIConnection {
+    // No idea what these are or what they do, but the request doesn't work without them.
+    private final String MEDIA_TYPE = "multipart/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW";
+    // To be used with String.format() and a link to the image. It will populate automatically.
+    private final String BODY_THING = "------WebKitFormBoundary7MA4YWxkTrZu0gW\r\nContent-Disposition: form-data; name=\"image\"\r\n\r\n%s\r\n------WebKitFormBoundary7MA4YWxkTrZu0gW--";
+
+    private final String REQUEST_URL = "https://api.imgur.com/3/image/";
+
+    private final String CLIENT_ID; // Required for uploading
+    private final String BEARER_TOKEN; // Required for deleting
+
+    // Create the okhttp objects. Use methods to complete requests.
+    private OkHttpClient client;
+    private Request.Builder requestBuilder;
+
+    public ImgurAPIConnection() {
+        CLIENT_ID = BotConfig.IMGUR_ID;
+        BEARER_TOKEN = BotConfig.IMGUR_BEARER;
+
+        client = new OkHttpClient().newBuilder().build();
+        requestBuilder = new Request.Builder();
+    }
+
+    public CompletableFuture<ImgurUpload> uploadImage(String link) {
+        return CompletableFuture.supplyAsync(() -> uploadImageExec(link));
+    }
+
+    public CompletableFuture<Boolean> deleteImage(String deleteHash) {
+        return CompletableFuture.supplyAsync(() -> deleteImageExec(deleteHash));
+    }
+
+    private ImgurUpload uploadImageExec(String discordLink) {
+        RequestBody body = new MultipartBody.Builder().setType(MultipartBody.FORM).addFormDataPart("image", discordLink).build();
+
+        Request request = requestBuilder
+                .url(REQUEST_URL)
+                .method("POST", body)
+                .addHeader("Authorization", CLIENT_ID)
+                .build();
+
+        JSONObject json;
+        try (Response response = client.newCall(request).execute()) {
+            json = new JSONObject(response.body().string()).getJSONObject("data");
+        } catch (IOException e) {
+            e.printStackTrace(); //  TODO: Do tha logging thang.
+            return null;
+        }
+
+        return new ImgurUpload.ImgurUploadBuilder()
+                .setId(json.getString("id"))
+                .setDateTime(json.getLong("datetime"))
+                .setDeleteHash(json.getString("deletehash"))
+                .setLink(json.getString("link"))
+                .build();
+    }
+
+    private boolean deleteImageExec(String deleteHash) {
+        RequestBody body = new MultipartBody.Builder().setType(MultipartBody.FORM).build();
+
+        Request request = requestBuilder
+                .url(REQUEST_URL.concat(deleteHash))
+                .method("DELETE", body)
+                .addHeader("Authorization", BEARER_TOKEN)
+                .build();
+
+        boolean success;
+        try (Response response = client.newCall(request).execute()) {
+            success = new JSONObject(response.body().string()).getBoolean("success");
+        } catch (IOException e) {
+            e.printStackTrace();
+            return false;
+        }
+
+        return success;
+    }
+}

src/main/java/dev/salmonllama/fsbot/endpoints/imgur/ImgurUpload.java

@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2020. Aleksei Gryczewski
+ * All rights reserved.
+ */
+
+package dev.salmonllama.fsbot.endpoints.imgur;
+
+public class ImgurUpload {
+    private String id;
+    private long dateTime;
+    private String deleteHash;
+    private String link;
+
+    public ImgurUpload(ImgurUploadBuilder builder) {
+        id = builder.id;
+        dateTime = builder.dateTime;
+        deleteHash = builder.deleteHash;
+        link = builder.link;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public long getDateTime() {
+        return dateTime;
+    }
+
+    public String getDeleteHash() {
+        return deleteHash;
+    }
+
+    public String getLink() {
+        return link;
+    }
+
+    public static class ImgurUploadBuilder {
+        private String id;
+        private long dateTime;
+        private String deleteHash;
+        private String link;
+
+        public ImgurUploadBuilder() {
+
+        }
+
+        public ImgurUploadBuilder setId(String id) {
+            this.id = id;
+            return this;
+        }
+
+        public ImgurUploadBuilder setDateTime(long dateTime) {
+            this.dateTime = dateTime;
+            return this;
+        }
+
+        public ImgurUploadBuilder setDeleteHash(String deleteHash) {
+            this.deleteHash = deleteHash;
+            return this;
+        }
+
+        public ImgurUploadBuilder setLink(String link) {
+            this.link = link;
+            return this;
+        }
+
+        public ImgurUpload build() {
+            return new ImgurUpload(this);
+        }
+    }
+}

src/main/java/dev/salmonllama/fsbot/exceptions/FailedUploadException.java

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2020. Aleksei Gryczewski
+ * All rights reserved.
+ */
+
+package dev.salmonllama.fsbot.exceptions;
+
+public class FailedUploadException extends Exception {
+    private String message;
+
+    public FailedUploadException(String imageLink) {
+        message = "Failed to upload: ".concat(imageLink);
+    }
+
+    @Override
+    public String toString() {
+        return message;
+    }
+}