refactor: cleanup types (#255)

## Motivation

removes all instances of lazy typing (`any`)

jest.setup.client.ts

@@ -1,7 +1,14 @@
-import "@testing-library/jest-dom";
+// Define an interface for the mock if TypeScript doesn't include CSS or is missing properties/methods you need
+interface CSSMock {
+	escape: (input: string) => string;
+}
 
+// Assigning the mock to global.CSS with proper typing
 if (typeof CSS === "undefined") {
-	global.CSS = {
+	const mockCSS: CSSMock = {
 		escape: (string_: string) => string_.replaceAll(/([()\\{}])/g, "\\$1"),
-	} as any; // Cast to 'any' to bypass TypeScript's type checking for the mock.
+	};
+
+	// Extend the existing global interface (if necessary) and assign the mock
+	global.CSS = mockCSS as typeof CSS;
 }

src/client/apps/story/components.tsx

@@ -21,10 +21,11 @@ import Box from "@mui/joy/Box";
 import Button from "@mui/joy/Button";
 import Sheet from "@mui/joy/Sheet";
 import { useAtom } from "jotai/index";
-import type { CSSProperties } from "react";
+import type { CSSProperties, RefCallback } from "react";
 import { useMemo } from "react";
 import { useState } from "react";
 import { forwardRef, type LegacyRef, type ReactNode, useCallback, useRef } from "react";
+import type { ScrollbarProps } from "react-custom-scrollbars";
 import Scrollbars from "react-custom-scrollbars";
 import AutoSizer from "react-virtualized-auto-sizer";
 import { FixedSizeGrid } from "react-window";
@@ -172,13 +173,13 @@ export function LegacyCustomScrollbars({
 	style,
 	children,
 }: {
-	onScroll?: any;
-	forwardedRef?: any;
-	style?: any;
-	children?: any;
+	onScroll?: ScrollbarProps["onScroll"];
+	forwardedRef?: RefCallback<HTMLDivElement>;
+	style?: CSSProperties;
+	children?: ReactNode;
 }) {
-	const referenceSetter: LegacyRef<any> = useCallback(
-		(scrollbarsReference: { view: any }) => {
+	const referenceSetter: LegacyRef<unknown> = useCallback(
+		(scrollbarsReference: { view: HTMLDivElement }) => {
 			if (forwardedRef) {
 				if (scrollbarsReference) {
 					forwardedRef(scrollbarsReference.view);
@@ -214,10 +215,14 @@ export function LegacyCustomScrollbars({
 	);
 }
 
-export const CustomScrollbarsVirtualList = forwardRef<
-	HTMLDivElement,
-	{ onScroll: any; forwardedRef: any; style: any; children: any }
->((properties, reference) => <LegacyCustomScrollbars {...properties} forwardedRef={reference} />);
+export const CustomScrollbarsVirtualList = forwardRef<HTMLDivElement | undefined>(
+	(properties, reference) => (
+		<LegacyCustomScrollbars
+			{...properties}
+			forwardedRef={reference as RefCallback<HTMLDivElement>}
+		/>
+	)
+);
 
 CustomScrollbarsVirtualList.displayName = "CustomScrollbarsVirtualList";
 

src/client/atoms/icons/dynamic.tsx

@@ -1,5 +1,8 @@
-import type { SvgIconProps } from "@mui/joy/SvgIcon";
+import type { DefaultComponentProps } from "@mui/material/OverridableComponent";
+import type { SvgIconProps } from "@mui/material/SvgIcon";
+import type { SvgIconTypeMap } from "@mui/material/SvgIcon";
 import dynamic from "next/dynamic";
+import type { ComponentType } from "react";
 import { createElement } from "react";
 
 const Brush = dynamic(() => import("@mui/icons-material/Brush"));
@@ -17,7 +20,10 @@ const ShoppingBag = dynamic(() => import("@mui/icons-material/ShoppingBag"));
 const Stream = dynamic(() => import("@mui/icons-material/Stream"));
 const QuestionMark = dynamic(() => import("@mui/icons-material/QuestionMark"));
 
-const iconCache: Record<string, any> = {
+const iconCache: Record<
+	string,
+	ComponentType<DefaultComponentProps<SvgIconTypeMap<object, "svg">>>
+> = {
 	Brush,
 	DarkMode,
 	Dashboard,
@@ -39,5 +45,5 @@ const iconCache: Record<string, any> = {
 
 export function DynamicIcon({ icon, ...rest }: { icon: string } & SvgIconProps) {
 	const component = iconCache[icon] ?? null;
-	return component && createElement(component, rest);
+	return component && createElement(component, rest as SvgIconProps);
 }

src/client/ions/handlers/__tests__/action.test.ts

@@ -1,4 +1,4 @@
-import type { VectorStoreResponse } from "@captn/utils/types";
+import type { IPCHandlers, VectorStoreResponse } from "@captn/utils/types";
 
 import { handleCaptainAction } from "../action";
 
@@ -10,11 +10,9 @@ jest.mock("#/build-key", () => ({
 }));
 
 describe("handleCaptainAction", () => {
-	// Mocking window.ipc.send
 	const mockSend = jest.fn();
 	beforeAll(() => {
-		// Ensure window.ipc exists
-		global.window.ipc = { send: mockSend } as any;
+		global.window.ipc = { send: mockSend } as unknown as IPCHandlers;
 	});
 
 	beforeEach(() => {

src/electron/handlers.ts

@@ -64,8 +64,8 @@ export const handlers = {
 	send(channel: string, value?: unknown) {
 		ipcRenderer.send(channel, value);
 	},
-	on(channel: string, callback: (...arguments_: any[]) => void) {
-		function subscription(_event: IpcRendererEvent, ...arguments_: any[]) {
+	on(channel: string, callback: (...arguments_: unknown[]) => void) {
+		function subscription(_event: IpcRendererEvent, ...arguments_: unknown[]) {
 			return callback(...arguments_);
 		}
 

src/electron/helpers/langchain/__tests__/custom-hugging-face-transformers-embeddings.test.e2e.ts

@@ -1,7 +1,11 @@
 import path from "node:path";
 
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore
 import { env } from "@xenova/transformers";
 
+import { CustomHuggingFaceTransformersEmbeddings } from "../custom-hugging-face-transformers-embeddings";
+
 const originalImplementation = Array.isArray;
 // @ts-expect-error we just want to mock this
 Array.isArray = jest.fn(type => {
@@ -16,10 +20,8 @@ Array.isArray = jest.fn(type => {
 	return originalImplementation(type);
 });
 
-import { CustomHuggingFaceTransformersEmbeddings } from "../custom-hugging-face-transformers-embeddings";
-
 describe("CustomHuggingFaceEmbeddings", () => {
-	let embeddings: any;
+	let embeddings: CustomHuggingFaceTransformersEmbeddings;
 
 	beforeAll(() => {
 		env.localModelPath = path.join(process.cwd(), "models");
@@ -48,14 +50,14 @@ describe("CustomHuggingFaceEmbeddings", () => {
 		expect(results.length).toEqual(texts.length);
 
 		// Check each result to ensure it's an array and not empty
-		for (const [index, embedding] of results.entries()) {
+		for (const [, embedding] of results.entries()) {
 			expect(Array.isArray(embedding)).toBeTruthy();
 			expect(embedding.length).toBeGreaterThan(0);
 		}
 	});
 
 	describe("without maxTokens defined", () => {
-		let defaultEmbeddings: any;
+		let defaultEmbeddings: CustomHuggingFaceTransformersEmbeddings;
 
 		beforeAll(() => {
 			defaultEmbeddings = new CustomHuggingFaceTransformersEmbeddings({
@@ -79,7 +81,7 @@ describe("CustomHuggingFaceEmbeddings", () => {
 			expect(Array.isArray(results)).toBeTruthy();
 			expect(results.length).toEqual(texts.length);
 
-			for (const [index, embedding] of results.entries()) {
+			for (const [, embedding] of results.entries()) {
 				expect(Array.isArray(embedding)).toBeTruthy();
 				expect(embedding.length).toBeGreaterThan(0);
 			}

src/electron/helpers/services/__tests__/download-manager.test.ts

@@ -16,6 +16,10 @@ import { unpack } from "@/utils/unpack";
 
 const testDownloadFile = "https://example.com/test.jpg";
 
+interface DownloadEventArguments {
+	action: DownloadEvent;
+}
+
 jest.mock("electron", () => {
 	const originalModule = jest.requireActual("electron");
 
@@ -377,11 +381,16 @@ describe("DownloadManager", () => {
 		});
 
 		expect(
-			spySend.mock.calls.some((call: any) => call[1].action === DownloadEvent.PROGRESS)
+			spySend.mock.calls.some(
+				(call: [string, unknown]) =>
+					(call[1] as DownloadEventArguments).action === DownloadEvent.PROGRESS
+			)
 		).toBe(true);
 		expect(
-			spySend.mock.calls.filter((call: any) => call[1].action === DownloadEvent.PROGRESS)
-				.length
+			spySend.mock.calls.filter(
+				(call: [string, unknown]) =>
+					(call[1] as DownloadEventArguments).action === DownloadEvent.PROGRESS
+			).length
 		).toBeGreaterThan(1);
 	});