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import { useState, useEffect, useCallback, useRef } from 'react';
import {
IonPage,
IonHeader,
IonToolbar,
IonTitle,
IonContent,
IonButton,
IonButtons,
IonIcon,
IonSegment,
IonSegmentButton,
IonLabel,
IonAlert,
IonSpinner,
} from '@ionic/react';
import {
refreshOutline,
addOutline,
} from 'ionicons/icons';
import { useTranslation } from 'react-i18next';
import { LibraryViewMode, MdxProfile } from '../../types';
import { ProfileListView } from './ProfileListView';
import { GroupListView } from './GroupListView';
import { GroupEditView } from './GroupEditView';
import { useLibraryStore } from '../../store';
/**
* LibraryView - Combined Component
*
* Library management page with databases and groups views.
* Handles view mode switching, group management, and library refresh.
*/
export interface LibraryViewProps {
className?: string;
onSelectLibrary?: (profileId: number) => void;
}
interface SegmentControlProps {
options: Array<{ value: LibraryViewMode; label: string }>;
value: LibraryViewMode;
onChange: (value: LibraryViewMode) => void;
}
const SegmentControl: React.FC<SegmentControlProps> = ({ options, value, onChange }) => {
return (
<IonSegment
value={value}
onIonChange={(e) => onChange(e.detail.value as LibraryViewMode)}
>
{options.map((option) => (
<IonSegmentButton key={option.value} value={option.value}>
<IonLabel>{option.label}</IonLabel>
</IonSegmentButton>
))}
</IonSegment>
);
};
export const LibraryView: React.FC<LibraryViewProps> = ({
className,
onSelectLibrary
}) => {
const { t } = useTranslation();
// State
const [viewMode, setViewMode] = useState<LibraryViewMode>('databases');
const {loading} = useLibraryStore();
const {refreshLibrary, createGroup} = useLibraryStore();
const {getGroup} = useLibraryStore();
const [error, setError] = useState<string | null>(null);
const [selectedGroup, setSelectedGroup] = useState<MdxProfile | null>(null);
const errorTimeoutRef = useRef<number | null>(null);
// Set error with auto-clear
const setErrorWithTimeout = useCallback((errorMessage: string) => {
if (errorTimeoutRef.current) {
window.clearTimeout(errorTimeoutRef.current);
}
setError(errorMessage);
const timeout = window.setTimeout(() => {
setError(null);
errorTimeoutRef.current = null;
}, 5000);
errorTimeoutRef.current = timeout;
}, []);
// Handle group edit
const handleGroupEdit = useCallback(async (profileId: number) => {
try {
let group = getGroup(profileId);
if (group) {
setSelectedGroup(group);
} else {
setErrorWithTimeout(t('Dictionary group does not exist'));
}
} catch (err) {
console.error('Failed to get group:', err);
setErrorWithTimeout(t('Failed to get dictionary group') + (err as Error).message);
}
}, [getGroup, setErrorWithTimeout, setSelectedGroup]);
// Handle back to groups
const handleBackToGroups = useCallback(() => {
setSelectedGroup(null);
}, []);
// Handle create group
const handleCreateGroup = useCallback(async () => {
try {
await createGroup(t('New Dictionary Group'));
} catch (err) {
console.error('Failed to create group:', err);
}
}, [createGroup, t]);
// Cleanup timeout on unmount
useEffect(() => {
return () => {
if (errorTimeoutRef.current) {
window.clearTimeout(errorTimeoutRef.current);
}
};
}, []);
// If a group is selected, show the GroupEditView
if (selectedGroup) {
return (
<GroupEditView
group={selectedGroup}
onBack={handleBackToGroups}
onSelectProfile={onSelectLibrary}
/>
);
}
return (
<IonPage className={className}>
{/* Top toolbar */}
<IonHeader>
<IonToolbar>
<IonTitle>{t('Dictionary Management')}</IonTitle>
<IonButtons slot="end">
<IonButton onClick={refreshLibrary} disabled={loading}>
{loading ? (
<IonSpinner name="crescent" />
) : (
<IonIcon slot="icon-only" icon={refreshOutline} />
)}
</IonButton>
{viewMode === 'groups' && (
<IonButton onClick={handleCreateGroup}>
<IonIcon slot="icon-only" icon={addOutline} />
</IonButton>
)}
</IonButtons>
</IonToolbar>
</IonHeader>
{/* Content area */}
<IonContent>
<div style={{ padding: '16px' }}>
{/* Segment Control */}
<div style={{ marginBottom: '16px' }}>
<SegmentControl
options={[
{ value: 'databases', label: t('Databases') },
{ value: 'groups', label: t('Groups') }
]}
value={viewMode}
onChange={setViewMode}
/>
</div>
{/* Error Alert */}
{error && (
<IonAlert
isOpen={true}
header={t('Error')}
message={error}
buttons={[t('OK')]}
onDidDismiss={() => setError(null)}
/>
)}
{/* List View Container */}
<div style={{ minHeight: 0 }}>
{viewMode === 'databases' ? (
<ProfileListView
parentGroupId={1}
onSelectProfile={onSelectLibrary}
isEditMode={false}
/>
) : (
<GroupListView
onSelectGroup={onSelectLibrary}
onEditGroup={handleGroupEdit}
onError={setErrorWithTimeout}
/>
)}
</div>
</div>
</IonContent>
</IonPage>
);
};
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