Added migrate command

src/commands/level/migrate.ts

@@ -0,0 +1,53 @@
+import { Message } from "eris";
+import { client } from "../../client/Client";
+import { MovCommand } from "../../client/Command";
+import { ILevelDB } from "../../interfaces/database";
+
+async function generator(msg: Message, args: string[]) {
+    const userId = args[0];
+    const xp = args[1];
+    const totalXP = args[2];
+    const level = args[3];
+    if (!userId || !xp || !totalXP || !level) {
+        client.createMessage(
+            msg.channel.id,
+            `Usage: \`${msg.prefix}${msg.command} <userid> <xp> <totalXP> <level>\``,
+        );
+        return;
+    }
+    if (await client.database.level.has(userId)) {
+        client.database.level.set<ILevelDB>(userId, {
+            xp: Number(xp),
+            level: Number(level),
+            totalxp: Number(totalXP),
+        });
+        client.createMessage(
+            msg.channel.id,
+            "That user is already exist, but I will overwrite it.",
+        );
+        return;
+    }
+    client.database.level.set<ILevelDB>(userId, {
+        xp: Number(xp),
+        level: Number(level),
+        totalxp: Number(totalXP),
+    });
+    client.createMessage(
+        msg.channel.id,
+        `Successfully set for \`${userId}\`'s level and xp`,
+    );
+    return;
+}
+
+class Migrate extends MovCommand {
+    constructor() {
+        super("migrate", generator, {
+            description: "Same thing as adduserlb, but with totalxp as an argument.",
+            requirements: {
+                userIDs: process.env.OWNER_ID!.split(" ")
+            }
+        })
+    }
+}
+
+export default new Migrate();