Add endpoints for rating endpoint (dislikes)

https://github.com/ajayyy/SponsorBlock/issues/1039

test/cases/ratings/getRating.ts

@@ -0,0 +1,49 @@
+import { db } from "../../../src/databases/databases";
+import { getHash } from "../../../src/utils/getHash";
+import assert from "assert";
+import { client } from "../../utils/httpClient";
+import { AxiosResponse } from "axios";
+import { partialDeepEquals } from "../../utils/partialDeepEquals";
+
+const endpoint = "/api/ratings/rate/";
+const getRating = (hash: string, params?: unknown): Promise<AxiosResponse> => client.get(endpoint + hash, { params });
+
+describe("getRating", () => {
+    before(async () => {
+        const insertUserNameQuery = 'INSERT INTO "ratings" ("videoID", "service", "type", "count", "hashedVideoID") VALUES (?, ?, ?, ?, ?)';
+        await db.prepare("run", insertUserNameQuery, ["some-likes-and-dislikes", "YouTube", 0, 5, getHash("some-likes-and-dislikes", 1)]); //b3f0
+        await db.prepare("run", insertUserNameQuery, ["some-likes-and-dislikes", "YouTube", 1, 10, getHash("some-likes-and-dislikes", 1)]);
+    });
+
+    it("Should be able to get dislikes and likes by default", (done) => {
+        getRating("b3f0")
+            .then(res => {
+                assert.strictEqual(res.status, 200);
+                const expected = [{
+                    type: 0,
+                    count: 5,
+                }, {
+                    type: 1,
+                    count: 10,
+                }];
+                assert.ok(partialDeepEquals(res.data, expected));
+                done();
+            })
+            .catch(err => done(err));
+    });
+
+    it("Should be able to filter for only dislikes", (done) => {
+        getRating("b3f0", { type: 0 })
+            .then(res => {
+                assert.strictEqual(res.status, 200);
+                const expected = [{
+                    type: 0,
+                    count: 5,
+                }];
+                assert.ok(partialDeepEquals(res.data, expected));
+
+                done();
+            })
+            .catch(err => done(err));
+    });
+});