chore: Move to Typescript (#2783)

This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.

closes #1282

server/models/Attachment.ts

@@ -0,0 +1,88 @@
+import path from "path";
+import { deleteFromS3, getFileByKey } from "@server/utils/s3";
+import { DataTypes, sequelize } from "../sequelize";
+
+const Attachment = sequelize.define(
+  "attachment",
+  {
+    id: {
+      type: DataTypes.UUID,
+      defaultValue: DataTypes.UUIDV4,
+      primaryKey: true,
+    },
+    key: {
+      type: DataTypes.STRING,
+      allowNull: false,
+    },
+    url: {
+      type: DataTypes.STRING,
+      allowNull: false,
+    },
+    contentType: {
+      type: DataTypes.STRING,
+      allowNull: false,
+    },
+    size: {
+      type: DataTypes.BIGINT,
+      allowNull: false,
+    },
+    acl: {
+      type: DataTypes.STRING,
+      allowNull: false,
+      defaultValue: "public-read",
+      validate: {
+        isIn: [["private", "public-read"]],
+      },
+    },
+  },
+  {
+    getterMethods: {
+      name: function () {
+        return path.parse(this.key).base;
+      },
+      redirectUrl: function () {
+        return `/api/attachments.redirect?id=${this.id}`;
+      },
+      isPrivate: function () {
+        return this.acl === "private";
+      },
+      buffer: function () {
+        return getFileByKey(this.key);
+      },
+    },
+  }
+);
+
+Attachment.findAllInBatches = async (
+  // @ts-expect-error ts-migrate(7006) FIXME: Parameter 'query' implicitly has an 'any' type.
+  query,
+  callback: (
+    // @ts-expect-error ts-migrate(2749) FIXME: 'Attachment' refers to a value, but is being used ... Remove this comment to see the full error message
+    attachments: Array<Attachment>,
+    query: Record<string, any>
+  ) => Promise<void>
+) => {
+  if (!query.offset) query.offset = 0;
+  if (!query.limit) query.limit = 10;
+  let results;
+
+  do {
+    results = await Attachment.findAll(query);
+    await callback(results, query);
+    query.offset += query.limit;
+  } while (results.length >= query.limit);
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'model' implicitly has an 'any' type.
+Attachment.beforeDestroy(async (model) => {
+  await deleteFromS3(model.key);
+});
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'models' implicitly has an 'any' type.
+Attachment.associate = (models) => {
+  Attachment.belongsTo(models.Team);
+  Attachment.belongsTo(models.Document);
+  Attachment.belongsTo(models.User);
+};
+
+export default Attachment;