Convert dates automatically

utils/legacy-utils.ts

@@ -0,0 +1,113 @@
+import { ObjectId } from "mongodb";
+import { getMongoClient } from "./mongodb-client";
+import { prisma } from "../db";
+
+export interface LegacyPoll {
+  __private: {
+    verificationCode: string;
+  };
+  _id: string;
+  title: string;
+  location: string;
+  isExample: boolean;
+  isDeleted: boolean;
+  isClosed: boolean;
+  emails: string[];
+  description: string;
+  dates?: Date[];
+  creator: {
+    name: string;
+    email: string;
+    isVerified: boolean;
+    allowNotifications: boolean;
+  };
+  created: Date;
+  comments?: Array<{
+    _id: ObjectId;
+    author: {
+      name: string;
+    };
+    content: string;
+    created: Date;
+  }>;
+  participants?: Array<{
+    _id: ObjectId;
+    name: string;
+    votes?: boolean[];
+  }>;
+}
+
+export const resetDates = async (legacyPollId: string) => {
+  const client = await getMongoClient();
+  if (!client) {
+    return;
+  }
+  const db = client.db("rallly-db");
+  const collection = db.collection("events");
+
+  const legacyPoll = await collection.findOne<LegacyPoll>({
+    _id: legacyPollId,
+  });
+
+  if (!legacyPoll) {
+    return;
+  }
+
+  const existingOptions = await prisma.option.findMany({
+    where: { pollId: legacyPoll._id },
+    orderBy: {
+      value: "asc",
+    },
+  });
+
+  if (!existingOptions) {
+    return;
+  }
+
+  const promises = [];
+  for (let i = 0; i < existingOptions.length; i++) {
+    const legacyOption = legacyPoll.dates?.find(
+      (date) =>
+        date.toISOString().substring(0, 10) === existingOptions[i].value,
+    );
+    if (legacyOption) {
+      promises.push(
+        prisma.option.update({
+          where: { id: existingOptions[i].id },
+          data: {
+            value: legacyOption.toISOString(),
+          },
+        }),
+      );
+    }
+  }
+  await prisma.$transaction(promises);
+
+  const poll = await prisma.poll.findUnique({
+    where: {
+      urlId: legacyPoll._id,
+    },
+    include: {
+      options: {
+        include: {
+          votes: true,
+        },
+      },
+      participants: {
+        include: {
+          votes: true,
+        },
+        orderBy: [
+          {
+            createdAt: "desc",
+          },
+          { name: "desc" },
+        ],
+      },
+      user: true,
+      links: true,
+    },
+  });
+
+  return poll;
+};