From e798e3f0593d105a6d2b9fa9bf32d9debba79e08 Mon Sep 17 00:00:00 2001
From: Trivernis <trivernis@gmail.com>
Date: Wed, 18 Dec 2019 19:49:12 +0100
Subject: [PATCH] Api additions/fixed

- fixed #47 userVote is always null
- changed field userVote to require a userId
---
 src/graphql/schema.graphql |  2 +-
 src/lib/models/Post.ts     | 16 +++++++++++++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/graphql/schema.graphql b/src/graphql/schema.graphql
index 9246ad2..1782d5d 100644
--- a/src/graphql/schema.graphql
+++ b/src/graphql/schema.graphql
@@ -274,7 +274,7 @@ type Post {
     createdAt: String!
 
     "the type of vote the user performed on the post"
-    userVote: VoteType
+    userVote(userId: ID!): VoteType
 }
 
 "represents a request of any type"
diff --git a/src/lib/models/Post.ts b/src/lib/models/Post.ts
index 1421d14..b7412a5 100644
--- a/src/lib/models/Post.ts
+++ b/src/lib/models/Post.ts
@@ -1,5 +1,5 @@
 import * as sqz from "sequelize";
-import {BelongsTo, BelongsToMany, Column, CreatedAt, ForeignKey, Model, NotNull, Table,} from "sequelize-typescript";
+import {BelongsTo, BelongsToMany, Column, CreatedAt, ForeignKey, Model, NotNull, Table} from "sequelize-typescript";
 import markdown from "../markdown";
 import {PostVote, VoteType} from "./PostVote";
 import {User} from "./User";
@@ -44,6 +44,11 @@ export class Post extends Model<Post> {
         return (await this.votes()).filter((v) => v.PostVote.voteType === VoteType.DOWNVOTE).length;
     }
 
+    /**
+     * Toggles the vote of the user.
+     * @param userId
+     * @param type
+     */
     public async vote(userId: number, type: VoteType): Promise<VoteType> {
         type = type ?? VoteType.UPVOTE;
         let votes = await this.$get("rVotes", {where: {id: userId}}) as Array<User & {PostVote: PostVote}>;
@@ -67,4 +72,13 @@ export class Post extends Model<Post> {
 
         return vote.PostVote.voteType;
     }
+
+    /**
+     * Returns the type of vote that was performend on the post by the user specified by the user id.
+     * @param userId
+     */
+    public async userVote({userId}: {userId: number}): Promise<VoteType> {
+        const votes = await this.$get("rVotes", {where: {id: userId}}) as Array<User & {PostVote: PostVote}>;
+        return votes[0]?.PostVote?.voteType;
+    }
 }