Reorganize project. Add folder for shared code between backend/dashboard. Switch from jest to ava for tests.

backend/src/data/GuildSelfGrantableRoles.ts

@@ -0,0 +1,38 @@
+import { BaseGuildRepository } from "./BaseGuildRepository";
+import { getRepository, Repository } from "typeorm";
+import { SelfGrantableRole } from "./entities/SelfGrantableRole";
+
+export class GuildSelfGrantableRoles extends BaseGuildRepository {
+  private selfGrantableRoles: Repository<SelfGrantableRole>;
+
+  constructor(guildId) {
+    super(guildId);
+    this.selfGrantableRoles = getRepository(SelfGrantableRole);
+  }
+
+  async getForChannel(channelId: string): Promise<SelfGrantableRole[]> {
+    return this.selfGrantableRoles.find({
+      where: {
+        guild_id: this.guildId,
+        channel_id: channelId,
+      },
+    });
+  }
+
+  async delete(channelId: string, roleId: string) {
+    await this.selfGrantableRoles.delete({
+      guild_id: this.guildId,
+      channel_id: channelId,
+      role_id: roleId,
+    });
+  }
+
+  async add(channelId: string, roleId: string, aliases: string[]) {
+    await this.selfGrantableRoles.insert({
+      guild_id: this.guildId,
+      channel_id: channelId,
+      role_id: roleId,
+      aliases,
+    });
+  }
+}