From bee6ead6dc9e6320f9e8d41e2a9d250fc7c68df6 Mon Sep 17 00:00:00 2001
From: Szymon Nowakowski <renati@renati.me>
Date: Tue, 7 Oct 2025 23:38:41 +0200
Subject: [PATCH] Bulk import frontend utility

---
 packages/backend/src/config.ts          |   2 -
 packages/frontend/src/routes/Pieces.tsx | 176 +++++++++++++++++++++++-
 2 files changed, 172 insertions(+), 6 deletions(-)

diff --git a/packages/backend/src/config.ts b/packages/backend/src/config.ts
index c9b327c..36e6fa2 100644
--- a/packages/backend/src/config.ts
+++ b/packages/backend/src/config.ts
@@ -24,8 +24,6 @@ export const Config = Schema.Struct({
 	),
 	OAUTH_AUTHORIZATION_ENDPOINT: Schema.String,
 	OAUTH_TOKEN_ENDPOINT: Schema.String,
-	POCKET_ID_API_ORIGIN: Schema.String,
-	POCKET_ID_API_KEY: Schema.String,
 });
 
 export type Config = typeof Config.Type;
diff --git a/packages/frontend/src/routes/Pieces.tsx b/packages/frontend/src/routes/Pieces.tsx
index ef925ea..d50903a 100644
--- a/packages/frontend/src/routes/Pieces.tsx
+++ b/packages/frontend/src/routes/Pieces.tsx
@@ -6,11 +6,15 @@ import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
 import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from "@/components/ui/table";
 import { useLoading } from "@/hooks/useLoading";
-import { authors, created, DEBOUNCE, modified } from "@/snippets";
+import { Updater } from "@/hooks/useStore";
+import { authors, created, DEBOUNCE, modified, SAVE_DELAY } from "@/snippets";
+import clsx from "clsx";
 import { PieceId } from "common";
-import { Cause, Effect, Match, Option, Scope } from "effect";
-import { Loader2, Plus } from "lucide-react";
-import { FormEventHandler, useId, useRef, useState } from "react";
+import * as Body from "common/Body";
+import { getMediaTypeForFilename } from "common/MediaType";
+import { Array, Cause, Effect, Fiber, Iterable, Match, Option, Order, pipe, Scope, SortedMap } from "effect";
+import { Import, Loader2, Plus, UploadCloud } from "lucide-react";
+import { DragEventHandler, FormEventHandler, useId, useRef, useState } from "react";
 import { Link, useNavigate } from "react-router-dom";
 
 export function Pieces() {
@@ -18,6 +22,8 @@ export function Pieces() {
 	const [name, setName] = useState("");
 	const [author, setAuthor] = useState("");
 
+	const [importDialogOpen, setImportDialogOpen] = useState(false);
+
 	const debounce = useRef(Effect.void);
 
 	const { isLoading, error, data: pieceIds } = useLoading(Effect.gen(function* () {
@@ -42,6 +48,14 @@ export function Pieces() {
 					</DialogTrigger>
 					<AddPieceDialogContent />
 				</Dialog>
+				<Dialog open={importDialogOpen} onOpenChange={setImportDialogOpen}>
+					<DialogTrigger asChild>
+						<Button variant="outline">
+							<Import />Importuj utwory
+						</Button>
+					</DialogTrigger>
+					<ImportPiecesDialogContent setDialogOpen={setImportDialogOpen} />
+				</Dialog>
 				<Input
 					className="w-[32ch]"
 					type="text"
@@ -237,3 +251,157 @@ function AddPieceDialogContent() {
 		</DialogContent>
 	);
 }
+
+namespace ImportPiecesDialogContent {
+	export interface Props {
+		readonly setDialogOpen: Updater<boolean>;
+	}
+}
+
+function ImportPiecesDialogContent(props: ImportPiecesDialogContent.Props) {
+
+	const [isLoading, setIsLoading] = useState(false);
+
+	const [attachments, setAttachments] = useState<SortedMap.SortedMap<string, readonly File[]>>(() => SortedMap.empty(Order.string));
+
+	const onDragOver: DragEventHandler<HTMLElement> = (e) => {
+		e.preventDefault();
+		e.dataTransfer.dropEffect = "copy";
+	};
+
+	const onDrop: DragEventHandler<HTMLElement> = (e) => Effect.gen(function* () {
+		e.preventDefault();
+
+		setAttachments((value) => {
+			for (const file of e.dataTransfer.files) {
+				const mediaType = getMediaTypeForFilename(file.name);
+				if (mediaType === undefined) {
+					continue;
+				}
+
+				const name = file.name.substring(0, file.name.lastIndexOf("."));
+
+				const entry = pipe(
+					value,
+					SortedMap.get(name),
+					Option.getOrElse(Array.empty),
+					Array.append(file),
+				);
+
+				value = SortedMap.set(value, name, entry);
+			}
+
+			return value;
+		});
+	}).pipe(Effect.runPromise);
+
+	const onSubmit: FormEventHandler<HTMLFormElement> = (e) => Effect.gen(function* () {
+		e.preventDefault();
+
+		if (isLoading) {
+			return;
+		}
+
+		const delay = yield* Effect.fork(SAVE_DELAY);
+
+		yield* Effect.scopedWith((scope) => Effect.gen(function* () {
+
+			yield* Scope.addFinalizer(scope, Effect.gen(function* () {
+				yield* Fiber.join(delay);
+				setIsLoading(false);
+			}));
+
+			setIsLoading(true);
+
+			yield* pipe(
+				attachments,
+				Iterable.map(([name, attachments]) => Effect.gen(function* () {
+
+					const { pieceId } = yield* client.createPiece({
+						name,
+						composer: Option.none(),
+						arranger: Option.none(),
+						lyricist: Option.none(),
+					});
+
+					yield* pipe(
+						attachments,
+						Array.map((file) => Effect.gen(function* () {
+							const mediaType = getMediaTypeForFilename(file.name);
+							if (mediaType === undefined) {
+								return;
+							}
+
+							// NOTE Apparently, file.bytes is not a thing in this context
+							const data = new Uint8Array(yield* Body.arrayBuffer(file));
+
+							yield* client.createAttachment({
+								pieceId,
+								data,
+								filename: file.name,
+								mediaType,
+							});
+						})),
+						Effect.allWith({ concurrency: "unbounded" }),
+					);
+				})),
+				Effect.allWith({ concurrency: "unbounded" }),
+			);
+
+			props.setDialogOpen(false);
+		}));
+	}).pipe(Effect.runPromise);
+
+	return (
+		<DialogContent>
+			<form onSubmit={onSubmit}>
+				<DialogHeader>
+					<DialogTitle>Importuj utwory</DialogTitle>
+				</DialogHeader>
+				<div className="flex flex-col gap-4 py-4">
+					{SortedMap.size(attachments) > 0 && (
+						<div className="max-h-[50vh] overflow-y-auto">
+							<Table>
+								<TableHeader>
+									<TableRow>
+										<TableHead>Tytuł</TableHead>
+										<TableHead className="text-center">Liczba plików</TableHead>
+									</TableRow>
+								</TableHeader>
+								<TableBody>
+									{pipe(
+										attachments,
+										SortedMap.entries,
+										Iterable.map(([name, files]) => (
+											<TableRow key={name}>
+												<TableCell>{name}</TableCell>
+												<TableCell className="text-center">{files.length}</TableCell>
+											</TableRow>
+										)),
+									)}
+								</TableBody>
+							</Table>
+						</div>
+					)}
+					<div
+						className={clsx(
+							"flex flex-col border rounded px-4 py-8 items-center select-none bg-stone-100",
+							isLoading && "text-stone-400",
+						)}
+						onDragOver={onDragOver}
+						onDrop={onDrop}
+					>
+						<Import />
+						<div>Przeciągnij i upuść tutaj załączniki</div>
+					</div>
+				</div>
+				<DialogFooter>
+					<Button type="submit" disabled={isLoading}>
+						{isLoading && <Loader2 className="animate-spin" />}
+						Importuj
+					</Button>
+				</DialogFooter>
+			</form>
+		</DialogContent>
+	);
+}