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/validation.ts

@@ -0,0 +1,91 @@
+import { isArrayLike } from "lodash";
+import validator from "validator";
+import { validateColorHex } from "../shared/utils/color";
+import { validateIndexCharacters } from "../shared/utils/indexCharacters";
+import { ParamRequiredError, ValidationError } from "./errors";
+
+export const assertPresent = (value: any, message: string) => {
+  if (value === undefined || value === null || value === "") {
+    throw ParamRequiredError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'value' implicitly has an 'any' type.
+export const assertArray = (value, message) => {
+  if (!isArrayLike(value)) {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'value' implicitly has an 'any' type.
+export const assertIn = (value, options, message) => {
+  if (!options.includes(value)) {
+    throw ValidationError(message);
+  }
+};
+
+export const assertSort = (
+  value: string,
+  model: any,
+  message = "Invalid sort parameter"
+) => {
+  if (!Object.keys(model.rawAttributes).includes(value)) {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'value' implicitly has an 'any' type.
+export const assertNotEmpty = (value, message) => {
+  if (value === "") {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'message' implicitly has an 'any' type.
+export const assertEmail = (value = "", message) => {
+  if (!validator.isEmail(value)) {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'message' implicitly has an 'any' type.
+export const assertUuid = (value, message) => {
+  if (typeof value !== "string") {
+    throw ValidationError(message);
+  }
+  if (!validator.isUUID(value)) {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'value' implicitly has an 'any' type.
+export const assertPositiveInteger = (value, message) => {
+  if (
+    !validator.isInt(String(value), {
+      min: 0,
+    })
+  ) {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'value' implicitly has an 'any' type.
+export const assertHexColor = (value, message) => {
+  if (!validateColorHex(value)) {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'value' implicitly has an 'any' type.
+export const assertValueInArray = (value, values, message) => {
+  if (!values.includes(value)) {
+    throw ValidationError(message);
+  }
+};
+
+// @ts-expect-error ts-migrate(7006) FIXME: Parameter 'value' implicitly has an 'any' type.
+export const assertIndexCharacters = (value, message) => {
+  if (!validateIndexCharacters(value)) {
+    throw ValidationError(message);
+  }
+};