Implement library management

gameyfin/src/main/frontend/components/general/LibraryManagementDetails.tsx

@@ -0,0 +1,92 @@
+import LibraryDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/LibraryDto";
+import {Check} from "@phosphor-icons/react";
+import {addToast, Button} from "@heroui/react";
+import React from "react";
+import {Form, Formik} from "formik";
+import {deepDiff} from "Frontend/util/utils";
+import LibraryUpdateDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/LibraryUpdateDto";
+import {LibraryEndpoint} from "Frontend/generated/endpoints";
+import Input from "Frontend/components/general/input/Input";
+import DirectoryMappingInput from "Frontend/components/general/input/DirectoryMappingInput";
+import Section from "Frontend/components/general/Section";
+import {useNavigate} from "react-router";
+import * as Yup from "yup";
+
+interface LibraryManagementDetailsProps {
+    library: LibraryDto;
+}
+
+export default function LibraryManagementDetails({library}: LibraryManagementDetailsProps) {
+    const navigate = useNavigate();
+    const [librarySaved, setLibrarySaved] = React.useState(false);
+
+    async function handleSubmit(values: LibraryDto): Promise<void> {
+        const changed = deepDiff(library, values) as LibraryUpdateDto;
+
+        if (Object.keys(changed).length === 0) return;
+
+        changed.id = library.id;
+        await LibraryEndpoint.updateLibrary(changed);
+        setLibrarySaved(true);
+        setTimeout(() => setLibrarySaved(false), 2000);
+    }
+
+    async function handleDelete(): Promise<void> {
+        try {
+            await LibraryEndpoint.removeLibrary(library.id);
+
+            addToast({
+                title: "Library deleted",
+                description: `Library ${library.name} deleted!`,
+                color: "success"
+            });
+
+            navigate("/administration/libraries");
+        } catch (e) {
+            addToast({
+                title: "Error deleting library",
+                description: `Library ${library.name} could not be deleted!`,
+                color: "warning"
+            });
+        }
+    }
+
+    return <Formik
+        initialValues={library}
+        onSubmit={handleSubmit}
+        enableReinitialize={true}
+        validationSchema={Yup.object({
+            name: Yup.string()
+                .required("Library name is required")
+                .max(255, "Library name must be 255 characters or less"),
+            directories: Yup.array()
+                .of(Yup.object())
+                .min(1, "At least one directory is required")
+        })}
+    >
+        {(formik) => (
+            <Form>
+                <div className="flex flex-row flex-grow justify-between mb-4">
+                    <h1 className="text-2xl font-bold">Edit library details</h1>
+                    <Button
+                        color="primary"
+                        isLoading={formik.isSubmitting}
+                        isDisabled={formik.isSubmitting || librarySaved || !formik.dirty}
+                        type="submit"
+                    >
+                        {formik.isSubmitting ? "" : librarySaved ? <Check/> : "Save"}
+                    </Button>
+                </div>
+
+                <Input label="Library name" name="name"/>
+
+                <DirectoryMappingInput name="directories"/>
+
+                <Section title="Danger zone"/>
+                <Button color="danger" onPress={handleDelete}>
+                    Delete library
+                </Button>
+            </Form>
+        )}
+    </Formik>;
+}

gameyfin/src/main/frontend/components/general/Section.tsx

@@ -3,7 +3,7 @@ import {Divider} from "@heroui/react";
 export default function Section({title}: { title: string }) {
     return (
         <>
-            <h2 className={"text-xl font-bold mt-8 mb-1"}>{title}</h2>
+            <h2 className="text-xl font-bold mt-8 mb-1">{title}</h2>
             <Divider className="mb-4"/>
         </>
     );

gameyfin/src/main/frontend/components/general/cards/LibraryOverviewCard.tsx

@@ -1,4 +1,4 @@
-import {Button, Card, Chip, Tooltip, useDisclosure} from "@heroui/react";
+import {Button, Card, Chip, Tooltip} from "@heroui/react";
 import LibraryDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/LibraryDto";
 import GameDto from "Frontend/generated/de/grimsi/gameyfin/games/dto/GameDto";
 import React, {useEffect, useState} from "react";
@@ -20,10 +20,10 @@ import {
     TreasureChest,
     Trophy
 } from "@phosphor-icons/react";
-import LibraryDetailsModal from "Frontend/components/general/modals/LibraryDetailsModal";
 import LibraryUpdateDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/LibraryUpdateDto";
 import ScanType from "Frontend/generated/de/grimsi/gameyfin/libraries/enums/ScanType";
 import {randomGamesFromLibrary} from "Frontend/util/utils";
+import {useNavigate} from "react-router";
 
 export function LibraryOverviewCard({library, updateLibrary, removeLibrary}: {
     library: LibraryDto,
@@ -31,9 +31,8 @@ export function LibraryOverviewCard({library, updateLibrary, removeLibrary}: {
     removeLibrary: (library: LibraryDto) => Promise<void>
 }) {
     const MAX_COVER_COUNT = 5;
-
+    const navigate = useNavigate();
     const [randomGames, setRandomGames] = useState<GameDto[]>([]);
-    const libraryDetailsModal = useDisclosure();
 
     useEffect(() => {
         randomGamesFromLibrary(library, MAX_COVER_COUNT).then((games) => {
@@ -85,7 +84,7 @@ export function LibraryOverviewCard({library, updateLibrary, removeLibrary}: {
                             </Button>
                         </Tooltip>
                         <Tooltip content="Configuration" placement="bottom" color="foreground">
-                            <Button isIconOnly variant="light" onPress={libraryDetailsModal.onOpen}>
+                            <Button isIconOnly variant="light" onPress={() => navigate('library/' + library.id)}>
                                 <SlidersHorizontal/>
                             </Button>
                         </Tooltip>
@@ -103,13 +102,6 @@ export function LibraryOverviewCard({library, updateLibrary, removeLibrary}: {
                     </div>
                 }
             </Card>
-            <LibraryDetailsModal
-                library={library}
-                isOpen={libraryDetailsModal.isOpen}
-                onOpenChange={libraryDetailsModal.onOpenChange}
-                updateLibrary={updateLibrary}
-                removeLibrary={removeLibrary}
-            />
         </>
     );
 }

gameyfin/src/main/frontend/components/general/covers/GameCover.tsx

@@ -15,7 +15,7 @@ export function GameCover({game, size = 300, radius = "sm", hover = false}: Game
             <div className={`${hover ? "rounded-md scale-95 hover:scale-100 shine transition-all" : ""}`}>
                 <Image
                     alt={game.title}
-                    className="z-0 w-full h-full object-cover aspect-[12/17]"
+                    className="z-0 size-full object-cover aspect-[12/17]"
                     src={`images/cover/${game.coverId}`}
                     radius={radius}
                     height={size}

gameyfin/src/main/frontend/components/general/covers/LibraryHeader.tsx

@@ -0,0 +1,47 @@
+import LibraryDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/LibraryDto";
+import React, {useEffect, useState} from "react";
+import GameDto from "Frontend/generated/de/grimsi/gameyfin/games/dto/GameDto";
+import {randomGamesFromLibrary} from "Frontend/util/utils";
+
+interface LibraryHeaderProps {
+    library: LibraryDto;
+    maxCoverCount?: number;
+    className?: string;
+}
+
+export default function LibraryHeader({library, maxCoverCount = 5, className}: LibraryHeaderProps) {
+    const [randomGames, setRandomGames] = useState<GameDto[]>([]);
+
+    useEffect(() => {
+        randomGamesFromLibrary(library, maxCoverCount).then((games) => {
+            setRandomGames(games);
+        });
+    }, [library, maxCoverCount]);
+
+    return (
+        <div className={`overflow-hidden rounded-lg relative pointer-events-none select-none ${className}`}>
+            <div className="flex flex-row items-center w-full h-full brightness-50">
+                {randomGames
+                    .map((game, idx) => (
+                        <div
+                            key={idx}
+                            className="flex-none overflow-hidden -ml-[10%]"
+                            style={{
+                                width: `calc(100% / ${maxCoverCount - 2})`,
+                                clipPath: 'polygon(15% 0, 100% 0, 85% 100%, 0% 100%)',
+                            }}
+                        >
+                            <img
+                                src={`/images/screenshot/${game.imageIds![0]}`}
+                                alt={`Image ${idx}`}
+                            />
+                        </div>
+                    ))
+                    .slice(0, maxCoverCount)}
+            </div>
+            <div className="absolute inset-0 flex items-center justify-center">
+                <h2 className="text-white text-3xl font-bold">{library.name}</h2>
+            </div>
+        </div>
+    );
+}

gameyfin/src/main/frontend/components/general/input/DirectoryMappingInput.tsx

@@ -0,0 +1,79 @@
+import React from "react";
+import {Button, Code, useDisclosure} from "@heroui/react";
+import {ArrowRight, Minus, Plus, XCircle} from "@phosphor-icons/react";
+import PathPickerModal from "Frontend/components/general/modals/PathPickerModal";
+import {SmallInfoField} from "Frontend/components/general/SmallInfoField";
+import DirectoryMappingDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/DirectoryMappingDto";
+import {useField} from "formik";
+
+interface DirectoryMappingInputProps {
+    name: string;
+}
+
+export default function DirectoryMappingInput({name}: DirectoryMappingInputProps) {
+    const pathPickerModal = useDisclosure();
+    const [field, meta, helpers] = useField<DirectoryMappingDto[]>({name});
+
+    function addDirectoryMapping(directory: DirectoryMappingDto) {
+        helpers.setValue([...(field.value || []), directory]);
+    }
+
+    function removeDirectoryMapping(directory: DirectoryMappingDto) {
+        helpers.setValue((field.value || []).filter((d) => d !== directory));
+    }
+
+    return (
+        <div className="flex flex-col gap-2">
+            <div className="flex flex-row justify-between items-center">
+                <p className="font-bold">Directories</p>
+                <Button isIconOnly variant="light" size="sm" color="default"
+                        onPress={pathPickerModal.onOpen}>
+                    <Plus/>
+                </Button>
+            </div>
+            {(field.value || []).map((directory) => (
+                <Code
+                    className="w-full flex items-center gap-2 overflow-hidden px-2 py-1"
+                    key={directory.internalPath}>
+                    <input
+                        type="text"
+                        value={directory.internalPath}
+                        readOnly
+                        className="flex-1 bg-transparent border-none outline-none overflow-x-auto whitespace-nowrap"
+                    />
+                    {directory.externalPath && (
+                        <>
+                            <div className="flex-shrink-0 flex items-center justify-center mx-2">
+                                <ArrowRight size={20}/>
+                            </div>
+                            <input
+                                type="text"
+                                value={directory.externalPath}
+                                readOnly
+                                className="flex-1 bg-transparent border-none outline-none overflow-x-auto whitespace-nowrap"
+                            />
+                        </>
+                    )}
+                    <Button
+                        isIconOnly
+                        variant="light"
+                        size="sm"
+                        color="default"
+                        onPress={() => removeDirectoryMapping(directory)}
+                        className="ml-2"
+                    >
+                        <Minus/>
+                    </Button>
+                </Code>
+            ))}
+            <div className="min-h-6 text-danger">
+                {meta.touched && meta.error && (
+                    <SmallInfoField icon={XCircle} message={meta.error}/>
+                )}
+            </div>
+            <PathPickerModal returnSelectedPath={addDirectoryMapping}
+                             isOpen={pathPickerModal.isOpen}
+                             onOpenChange={pathPickerModal.onOpenChange}/>
+        </div>
+    );
+}

gameyfin/src/main/frontend/components/general/modals/LibraryCreationModal.tsx

@@ -1,24 +1,11 @@
 import React from "react";
-import {
+import {addToast, Button, Modal, ModalBody, ModalContent, ModalFooter, ModalHeader} from "@heroui/react";
-    addToast,
-    Button,
-    Code,
-    Modal,
-    ModalBody,
-    ModalContent,
-    ModalFooter,
-    ModalHeader,
-    useDisclosure
-} from "@heroui/react";
 import {Form, Formik} from "formik";
 import LibraryDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/LibraryDto";
 import {LibraryEndpoint} from "Frontend/generated/endpoints";
 import Input from "Frontend/components/general/input/Input";
-import PathPickerModal from "Frontend/components/general/modals/PathPickerModal";
-import {ArrowRight, Minus, Plus, XCircle} from "@phosphor-icons/react";
 import * as Yup from "yup";
-import {SmallInfoField} from "Frontend/components/general/SmallInfoField";
+import DirectoryMappingInput from "Frontend/components/general/input/DirectoryMappingInput";
-import DirectoryMappingDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/DirectoryMappingDto";
 
 interface LibraryCreationModalProps {
     libraries: LibraryDto[];
@@ -33,12 +20,9 @@ export default function LibraryCreationModal({
                                                  isOpen,
                                                  onOpenChange
                                              }: LibraryCreationModalProps) {
-    const pathPickerModal = useDisclosure();
-
     async function createLibrary(library: LibraryDto) {
         try {
             const newLibrary = await LibraryEndpoint.createLibrary(library as LibraryDto);
-            if (newLibrary === undefined) return;
             setLibraries([...libraries, newLibrary]);
         } catch (e) {
             addToast({
@@ -76,16 +60,7 @@ export default function LibraryCreationModal({
                                     onClose();
                                 }}
                         >
-                            {(formik) => {
+                            {(formik) =>
-                                function addDirectoryMapping(directory: DirectoryMappingDto) {
-                                    formik.setFieldValue("directories", [...formik.values.directories, directory]);
-                                }
-
-                                function removeDirectoryMapping(directory: DirectoryMappingDto) {
-                                    formik.setFieldValue("directories", formik.values.directories.filter((d: DirectoryMappingDto) => d.internalPath !== directory.internalPath));
-                                }
-
-                                return (
                                 <Form>
                                     <ModalHeader className="flex flex-col gap-1">Add a new library</ModalHeader>
                                     <ModalBody>
@@ -97,57 +72,7 @@ export default function LibraryCreationModal({
                                                 value={formik.values.name}
                                                 required
                                             />
-                                                <div className="flex flex-row justify-between items-center">
+                                            <DirectoryMappingInput name="directories"/>
-                                                    <p className="font-bold">Directories</p>
-                                                    <Button isIconOnly variant="light" size="sm" color="default"
-                                                            onPress={pathPickerModal.onOpen}>
-                                                        <Plus/>
-                                                    </Button>
-                                                </div>
-                                                {formik.values.directories.map((directory: DirectoryMappingDto) => (
-                                                    <Code
-                                                        className="w-full flex items-center gap-2 overflow-hidden px-2 py-1"
-                                                        key={directory.internalPath}>
-                                                        <input
-                                                            type="text"
-                                                            value={directory.internalPath}
-                                                            readOnly
-                                                            className="flex-1 bg-transparent border-none outline-none overflow-x-auto whitespace-nowrap"
-                                                        />
-                                                        {directory.externalPath && (
-                                                            <>
-                                                                <div
-                                                                    className="flex-shrink-0 flex items-center justify-center mx-2">
-                                                                    <ArrowRight size={20}/>
-                                                                </div>
-                                                                <input
-                                                                    type="text"
-                                                                    value={directory.externalPath}
-                                                                    readOnly
-                                                                    className="flex-1 bg-transparent border-none outline-none overflow-x-auto whitespace-nowrap"
-                                                                />
-                                                            </>
-                                                        )}
-                                                        <Button
-                                                            isIconOnly
-                                                            variant="light"
-                                                            size="sm"
-                                                            color="default"
-                                                            onPress={() => removeDirectoryMapping(directory)}
-                                                            className="ml-2"
-                                                        >
-                                                            <Minus/>
-                                                        </Button>
-                                                    </Code>
-                                                ))}
-                                                <div className="min-h-6 text-danger">
-                                                    {(() => {
-                                                        const meta = formik.getFieldMeta("directories");
-                                                        return meta.touched && meta.error && (
-                                                            <SmallInfoField icon={XCircle} message={meta.error}/>
-                                                        );
-                                                    })()}
-                                                </div>
                                         </div>
                                     </ModalBody>
                                     <ModalFooter>
@@ -162,12 +87,8 @@ export default function LibraryCreationModal({
                                             {formik.isSubmitting ? "" : "Add"}
                                         </Button>
                                     </ModalFooter>
-                                        <PathPickerModal returnSelectedPath={addDirectoryMapping}
-                                                         isOpen={pathPickerModal.isOpen}
-                                                         onOpenChange={pathPickerModal.onOpenChange}/>
                                 </Form>
-                                );
+                            }
-                            }}
                         </Formik>
                     )}
                 </ModalContent>

gameyfin/src/main/frontend/components/general/withSideMenu.tsx

@@ -9,7 +9,7 @@ export type MenuItem = {
     icon: ReactElement<Icon>
 }
 
-export default function withSideMenu(menuItems: MenuItem[]) {
+export default function withSideMenu(baseUrl: string, menuItems: MenuItem[]) {
     return function PageWithSideMenu() {
         const [selectedItem, setSelectedItem] = useState<string>(initialSelected)
 
@@ -24,24 +24,26 @@ export default function withSideMenu(menuItems: MenuItem[]) {
          * If the key starts with "/" assume it's an absolute link, else assume it's relative
          */
         function link(l: string): string {
-            if (l.startsWith("/")) return l;
+            if (l.startsWith("/")) return baseUrl + l;
-            const p = window.location.pathname
+            return baseUrl + "/" + l;
-            return p.substring(0, p.lastIndexOf("/") + 1) + l;
         }
 
         /**
          * Match the initially selected item by current URL path
          */
         function initialSelected(): string {
-            const p = window.location.pathname
+            const p = window.location.pathname;
-            return p.substring(p.lastIndexOf("/") + 1, p.length);
+            const idx = p.indexOf(baseUrl);
+            if (idx === -1) return "";
+            const afterBase = p.substring(idx + baseUrl.length);
+            // Remove leading slash, then split and take the first segment
+            return afterBase.replace(/^\/+/, "").split("/")[0] || "";
         }
 
         return (
             <div className="flex flex-row">
                 <div className="flex flex-col pr-8">
-                    <Listbox className="min-w-60"
+                    <Listbox className="min-w-60" color="primary">
-                             color="primary">
                         {menuItems.map((i) => (
                             <ListboxItem key={key(i.url)} startContent={i.icon} href={link(i.url)}
                                          onPress={() => setSelectedItem(i.url)}

gameyfin/src/main/frontend/routes.tsx

@@ -52,11 +52,11 @@ export const routes = protectRoutes([
                         children: [
                             {
                                 path: 'libraries',
-                                element: <LibraryManagement/>,
+                                element: <LibraryManagement/>
-                                children: [{
+                            },
-                                    path: 'library/:libraryId',
+                            {
+                                path: 'libraries/library/:libraryId',
                                 element: <LibraryManagementView/>
-                                }]
                             },
                             {path: 'users', element: <UserManagement/>},
                             {path: 'sso', element: <SsoManagement/>},

gameyfin/src/main/frontend/util/utils.ts

@@ -137,5 +137,55 @@ export async function randomGamesFromLibrary(library: LibraryDto, count?: number
     return games
         .sort((a: GameDto, b: GameDto) => a.id - b.id)
         .sort(() => rand.next() - 0.5)
+        .filter(g => g.imageIds && g.imageIds.length > 0)
         .slice(0, count ?? games.length);
 }
+
+
+/**
+ * Return an object with the changed fields between two objects.
+ * The returned object will only contain the changed fields with values from the current object.
+ * @param initial
+ * @param current
+ */
+export function deepDiff<T extends object>(initial: T, current: T): Partial<T> {
+    const diff: Partial<T> = {};
+
+    function compareObjects(obj1: any, obj2: any): any {
+        if (typeof obj1 !== 'object' || typeof obj2 !== 'object' || obj1 === null || obj2 === null) {
+            if (obj1 !== obj2) {
+                return obj2;
+            }
+            return undefined;
+        }
+
+        if (Array.isArray(obj1) && Array.isArray(obj2)) {
+            if (obj1.length !== obj2.length) {
+                return obj2;
+            } else {
+                const arrayDiff = obj1.map((item: any, index: number) => compareObjects(item, obj2[index]));
+                if (arrayDiff.some(item => item !== undefined)) {
+                    return arrayDiff;
+                }
+                return undefined;
+            }
+        }
+
+        const keys = new Set([...Object.keys(obj1), ...Object.keys(obj2)]);
+        const objDiff: any = {};
+        keys.forEach(key => {
+            const valueDiff = compareObjects(obj1[key], obj2[key]);
+            if (valueDiff !== undefined) {
+                objDiff[key] = valueDiff;
+            }
+        });
+
+        if (Object.keys(objDiff).length > 0) {
+            return objDiff;
+        }
+        return undefined;
+    }
+
+    const result = compareObjects(initial, current);
+    return result || {};
+}

gameyfin/src/main/frontend/views/AdministrationView.tsx

@@ -39,5 +39,5 @@ const menuItems: MenuItem[] = [
     }
 ]
 
-export const AdministrationView = withSideMenu(menuItems);
+export const AdministrationView = withSideMenu("/administration", menuItems);
 export default AdministrationView;

gameyfin/src/main/frontend/views/GameView.tsx

@@ -22,7 +22,7 @@ export default function GameView() {
                     label: provider.name,
                     description: provider.shortDescription ?? provider.description,
                     action: () => {
-                        if (gameId) DownloadEndpoint.downloadGame(parseInt(gameId!), provider.key);
+                        if (gameId) DownloadEndpoint.downloadGame(parseInt(gameId), provider.key);
                     },
                 };
                 return acc;

gameyfin/src/main/frontend/views/LibraryManagementView.tsx

@@ -1,7 +1,48 @@
-import {useParams} from "react-router";
+import LibraryDto from "Frontend/generated/de/grimsi/gameyfin/libraries/dto/LibraryDto";
+import {useNavigate, useParams} from "react-router";
+import React, {useEffect, useState} from "react";
+import GameDto from "Frontend/generated/de/grimsi/gameyfin/games/dto/GameDto";
+import {LibraryEndpoint} from "Frontend/generated/endpoints";
+import LibraryHeader from "Frontend/components/general/covers/LibraryHeader";
+import {Button, Tab, Tabs} from "@heroui/react";
+import {ArrowLeft} from "@phosphor-icons/react";
+import LibraryManagementDetails from "Frontend/components/general/LibraryManagementDetails";
+
 
 export default function LibraryManagementView() {
     const {libraryId} = useParams();
+    const navigate = useNavigate();
+    const [library, setLibrary] = useState<LibraryDto>();
+    const [games, setGames] = useState<GameDto[]>([]);
 
-    return (<></>);
+    useEffect(() => {
+        if (!libraryId) return;
+        LibraryEndpoint.getById(parseInt(libraryId)).then((library: LibraryDto) => {
+            setLibrary(library);
+        });
+        LibraryEndpoint.getGamesInLibrary(parseInt(libraryId)).then((games) => {
+            setGames(games);
+        });
+    }, []);
+
+    return library && <div className="flex flex-col gap-4">
+        <div className="flex flex-row gap-4 items-center">
+            <Button isIconOnly variant="light" onPress={() => navigate("/administration/libraries")}>
+                <ArrowLeft/>
+            </Button>
+            <h1 className="text-2xl font-bold">Manage library</h1>
+        </div>
+        <LibraryHeader library={library} maxCoverCount={Math.min(games.length, 10)} className="h-32"/>
+        <Tabs color="primary" fullWidth>
+            <Tab title="Details">
+                <LibraryManagementDetails library={library}/>
+            </Tab>
+            <Tab title="Games">
+                <p>Games</p>
+            </Tab>
+            <Tab title="Unmatched paths">
+                <p>Unmatched paths</p>
+            </Tab>
+        </Tabs>
+    </div>;
 }

gameyfin/src/main/frontend/views/ProfileView.tsx

@@ -19,5 +19,5 @@ const menuItems = [
     }
 ]
 
-export const ProfileView = withSideMenu(menuItems);
+export const ProfileView = withSideMenu("/settings", menuItems);
 export default ProfileView;

gameyfin/src/main/kotlin/de/grimsi/gameyfin/libraries/LibraryEndpoint.kt

@@ -18,6 +18,8 @@ class LibraryEndpoint(
         return libraryService.getAllLibraries()
     }
 
+    fun getById(libraryId: Long): LibraryDto = libraryService.getById(libraryId)
+
     fun getGamesInLibrary(libraryId: Long): Collection<GameDto> {
         return libraryService.getGamesInLibrary(libraryId)
     }

gameyfin/src/main/kotlin/de/grimsi/gameyfin/libraries/LibraryService.kt

@@ -75,6 +75,19 @@ class LibraryService(
         return entities.map { toDto(it) }
     }
 
+    /**
+     * Retrieves a library by its ID.
+     *
+     * @param libraryId: ID of the library to retrieve.
+     * @return The LibraryDto object representing the library.
+     */
+    fun getById(libraryId: Long): LibraryDto {
+        val library = libraryRepository.findByIdOrNull(libraryId)
+            ?: throw IllegalArgumentException("Library with ID $libraryId not found")
+
+        return toDto(library)
+    }
+
     /**
      * Deletes a library from the repository.
      *