Add Tags plugin

src/data/GuildTags.ts

@@ -0,0 +1,48 @@
+import knex from "../knex";
+import moment from "moment-timezone";
+import Tag from "../models/Tag";
+
+export class GuildTags {
+  protected guildId: string;
+
+  constructor(guildId) {
+    this.guildId = guildId;
+  }
+
+  async find(tag): Promise<Tag> {
+    const result = await knex("tags")
+      .where("guild_id", this.guildId)
+      .where("tag", tag)
+      .first();
+
+    return result ? new Tag(result) : null;
+  }
+
+  async createOrUpdate(tag, body, userId) {
+    const existingTag = await this.find(tag);
+    if (existingTag) {
+      await knex("tags")
+        .where("guild_id", this.guildId)
+        .where("tag", tag)
+        .update({
+          body,
+          user_id: userId,
+          created_at: knex.raw("NOW()")
+        });
+    } else {
+      await knex("tags").insert({
+        guild_id: this.guildId,
+        user_id: userId,
+        tag,
+        body
+      });
+    }
+  }
+
+  async delete(tag) {
+    await knex("tags")
+      .where("guild_id", this.guildId)
+      .where("tag", tag)
+      .delete();
+  }
+}