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2026-03-16 20:46:26 +01:00
parent 52c182cb5f
commit 8a08147265
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mobile/app/more/wiki.tsx Normal file
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import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
import {
ActivityIndicator,
KeyboardAvoidingView,
Modal,
Platform,
Pressable,
RefreshControl,
ScrollView,
StyleSheet,
Text,
TextInput,
View,
} from 'react-native';
import { useLocalSearchParams } from 'expo-router';
import {
createWikiPage,
deleteWikiPage,
fetchWikiPageById,
fetchWikiTree,
updateWikiPage,
WikiTreeItem,
} from '@/src/lib/api';
import { useAuth } from '@/src/providers/auth-provider';
const PRIMARY = '#69c350';
type FlatNode = WikiTreeItem & { depth: number };
type TiptapDoc = {
type: string;
content?: Record<string, unknown>[];
};
type EditorMessage = {
type: 'ready' | 'content' | 'error';
content?: unknown;
message?: string;
};
const WebViewComponent: any = (() => {
try {
// `react-native-webview` is optional until dependency install is complete on the user's machine.
// eslint-disable-next-line @typescript-eslint/no-require-imports
return require('react-native-webview').WebView;
} catch {
return null;
}
})();
function createEmptyDoc(): TiptapDoc {
return {
type: 'doc',
content: [{ type: 'paragraph', content: [] }],
};
}
function normalizeDoc(value: unknown): TiptapDoc {
if (value && typeof value === 'object' && (value as { type?: unknown }).type === 'doc') {
return value as TiptapDoc;
}
if (typeof value === 'string' && value.trim()) {
return {
type: 'doc',
content: [{ type: 'paragraph', content: [{ type: 'text', text: value }] }],
};
}
return createEmptyDoc();
}
function buildTiptapHtml(initialDoc: TiptapDoc): string {
const initialDocJson = JSON.stringify(initialDoc).replace(/</g, '\\u003c');
return `<!doctype html>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" />
<style>
html, body { margin: 0; padding: 0; background: #ffffff; color: #111827; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; }
#app { display: flex; flex-direction: column; height: 100vh; }
#toolbar { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px; border-bottom: 1px solid #e5e7eb; background: #f9fafb; }
button { border: 1px solid #d1d5db; background: #fff; color: #374151; border-radius: 8px; padding: 6px 10px; font-size: 12px; }
button:active { transform: translateY(1px); }
#editor { flex: 1; overflow: auto; padding: 12px; font-size: 16px; line-height: 1.5; }
.ProseMirror { min-height: 100%; outline: none; }
.ProseMirror p { margin: 0 0 10px; }
.ProseMirror h1 { font-size: 1.5rem; margin: 0.2em 0 0.5em; }
.ProseMirror h2 { font-size: 1.25rem; margin: 0.2em 0 0.5em; }
.ProseMirror ul, .ProseMirror ol { padding-left: 1.2rem; }
.ProseMirror a { color: #2563eb; text-decoration: underline; }
</style>
</head>
<body>
<div id="app">
<div id="toolbar">
<button id="bold" type="button"><b>B</b></button>
<button id="italic" type="button"><i>I</i></button>
<button id="h1" type="button">H1</button>
<button id="h2" type="button">H2</button>
<button id="bullet" type="button">Liste</button>
<button id="ordered" type="button">Nummeriert</button>
<button id="undo" type="button">↶</button>
<button id="redo" type="button">↷</button>
</div>
<div id="editor"></div>
</div>
<script type="module">
import { Editor } from 'https://esm.sh/@tiptap/core@2.10.0';
import StarterKit from 'https://esm.sh/@tiptap/starter-kit@2.10.0';
import Link from 'https://esm.sh/@tiptap/extension-link@2.10.0';
const initialContent = ${initialDocJson};
const send = (payload) => {
if (window.ReactNativeWebView && typeof window.ReactNativeWebView.postMessage === 'function') {
window.ReactNativeWebView.postMessage(JSON.stringify(payload));
}
};
try {
const editor = new Editor({
element: document.querySelector('#editor'),
extensions: [
StarterKit,
Link.configure({ openOnClick: false, autolink: true, linkOnPaste: true }),
],
content: initialContent,
autofocus: false,
editorProps: {
attributes: {
spellcheck: 'true',
},
},
onUpdate: ({ editor }) => {
send({ type: 'content', content: editor.getJSON() });
},
});
const click = (id, handler) => {
const el = document.getElementById(id);
if (!el) return;
el.addEventListener('click', () => {
handler();
editor.commands.focus();
});
};
click('bold', () => editor.chain().focus().toggleBold().run());
click('italic', () => editor.chain().focus().toggleItalic().run());
click('h1', () => editor.chain().focus().toggleHeading({ level: 1 }).run());
click('h2', () => editor.chain().focus().toggleHeading({ level: 2 }).run());
click('bullet', () => editor.chain().focus().toggleBulletList().run());
click('ordered', () => editor.chain().focus().toggleOrderedList().run());
click('undo', () => editor.chain().focus().undo().run());
click('redo', () => editor.chain().focus().redo().run());
send({ type: 'ready' });
send({ type: 'content', content: editor.getJSON() });
} catch (error) {
send({ type: 'error', message: String(error?.message || error) });
}
</script>
</body>
</html>`;
}
function isVirtualNode(node: WikiTreeItem): boolean {
return Boolean(node.isVirtual) || String(node.id).startsWith('virtual-');
}
export default function WikiScreen() {
const { token } = useAuth();
const params = useLocalSearchParams<{ entityType?: string; entityId?: string; entityUuid?: string; title?: string }>();
const entityType = useMemo(() => String(params.entityType || '').trim(), [params.entityType]);
const entityId = useMemo(() => {
const value = Number(params.entityId);
return Number.isFinite(value) && value > 0 ? value : null;
}, [params.entityId]);
const entityUuid = useMemo(() => String(params.entityUuid || '').trim() || null, [params.entityUuid]);
const screenTitle = useMemo(() => String(params.title || '').trim() || 'Wiki', [params.title]);
const [items, setItems] = useState<WikiTreeItem[]>([]);
const [expandedIds, setExpandedIds] = useState<string[]>([]);
const [selectedPageId, setSelectedPageId] = useState<string | null>(null);
const [selectedTitle, setSelectedTitle] = useState('');
const [selectedDoc, setSelectedDoc] = useState<TiptapDoc>(createEmptyDoc());
const [editorVersion, setEditorVersion] = useState(0);
const [editorError, setEditorError] = useState<string | null>(null);
const [loading, setLoading] = useState(true);
const [refreshing, setRefreshing] = useState(false);
const [loadingPage, setLoadingPage] = useState(false);
const [saving, setSaving] = useState(false);
const [deleting, setDeleting] = useState(false);
const [error, setError] = useState<string | null>(null);
const [info, setInfo] = useState<string | null>(null);
const [createModalOpen, setCreateModalOpen] = useState(false);
const [creating, setCreating] = useState(false);
const [newTitle, setNewTitle] = useState('');
const [newIsFolder, setNewIsFolder] = useState(false);
const webViewRef = useRef<any>(null);
const flatNodes = useMemo(() => {
const byParent = new Map<string, WikiTreeItem[]>();
(items || []).forEach((item) => {
const parentId = String(item.parentId || 'root');
if (!byParent.has(parentId)) byParent.set(parentId, []);
byParent.get(parentId)?.push(item);
});
const sortNodes = (nodes: WikiTreeItem[]) =>
nodes.sort((a, b) => {
if ((a.isFolder ? 1 : 0) !== (b.isFolder ? 1 : 0)) return (b.isFolder ? 1 : 0) - (a.isFolder ? 1 : 0);
const sortA = Number(a.sortOrder || 0);
const sortB = Number(b.sortOrder || 0);
if (sortA !== sortB) return sortA - sortB;
return String(a.title || '').localeCompare(String(b.title || ''), 'de');
});
byParent.forEach((nodes, key) => {
byParent.set(key, sortNodes(nodes));
});
const out: FlatNode[] = [];
const walk = (parentId: string, depth: number) => {
const children = byParent.get(parentId) || [];
children.forEach((child) => {
out.push({ ...child, depth });
const isExpandable = Boolean(child.isFolder) || (byParent.get(String(child.id)) || []).length > 0;
if (isExpandable && expandedIds.includes(String(child.id))) {
walk(String(child.id), depth + 1);
}
});
};
walk('root', 0);
return out;
}, [expandedIds, items]);
const selectedNode = useMemo(
() => (selectedPageId ? (items || []).find((item) => String(item.id) === String(selectedPageId)) || null : null),
[items, selectedPageId]
);
const selectedNodeIsVirtual = useMemo(() => (selectedNode ? isVirtualNode(selectedNode) : false), [selectedNode]);
const isEntityScope = Boolean(entityType && (entityId || entityUuid));
const loadTree = useCallback(
async (showSpinner = true) => {
if (!token) return;
if (showSpinner) setLoading(true);
setError(null);
setInfo(null);
try {
const rows = await fetchWikiTree(token, {
entityType: entityType || undefined,
entityId,
entityUuid,
});
setItems(rows || []);
const autoExpand = new Set<string>();
(rows || []).forEach((item) => {
if (item.isFolder || isVirtualNode(item)) autoExpand.add(String(item.id));
});
setExpandedIds(Array.from(autoExpand));
} catch (err) {
setError(err instanceof Error ? err.message : 'Wiki konnte nicht geladen werden.');
} finally {
setLoading(false);
setRefreshing(false);
}
},
[entityId, entityType, entityUuid, token]
);
const loadPage = useCallback(
async (pageId: string) => {
if (!token) return;
setLoadingPage(true);
setError(null);
setEditorError(null);
try {
const page = await fetchWikiPageById(token, pageId);
setSelectedPageId(String(page.id));
setSelectedTitle(String(page.title || ''));
setSelectedDoc(normalizeDoc(page.content));
setEditorVersion((prev) => prev + 1);
} catch (err) {
setError(err instanceof Error ? err.message : 'Wiki-Seite konnte nicht geladen werden.');
} finally {
setLoadingPage(false);
}
},
[token]
);
useEffect(() => {
if (!token) return;
void loadTree(true);
}, [loadTree, token]);
async function onRefresh() {
setRefreshing(true);
await loadTree(false);
}
async function onSavePage() {
if (!token || !selectedPageId || saving) return;
setSaving(true);
setError(null);
setInfo(null);
try {
await updateWikiPage(token, selectedPageId, {
title: selectedTitle.trim() || 'Ohne Titel',
content: selectedDoc,
});
setItems((prev) =>
prev.map((item) =>
String(item.id) === String(selectedPageId) ? { ...item, title: selectedTitle.trim() || 'Ohne Titel' } : item
)
);
setInfo('Wiki-Seite gespeichert.');
} catch (err) {
setError(err instanceof Error ? err.message : 'Wiki-Seite konnte nicht gespeichert werden.');
} finally {
setSaving(false);
}
}
async function onDeletePage() {
if (!token || !selectedPageId || deleting) return;
setDeleting(true);
setError(null);
setInfo(null);
try {
await deleteWikiPage(token, selectedPageId);
setSelectedPageId(null);
setSelectedTitle('');
setSelectedDoc(createEmptyDoc());
setEditorVersion((prev) => prev + 1);
await loadTree(false);
setInfo('Wiki-Seite gelöscht.');
} catch (err) {
setError(err instanceof Error ? err.message : 'Wiki-Seite konnte nicht gelöscht werden.');
} finally {
setDeleting(false);
}
}
function closeCreateModal() {
setCreateModalOpen(false);
setNewTitle('');
setNewIsFolder(false);
}
async function onCreatePage() {
if (!token || creating) return;
const title = newTitle.trim();
if (!title) {
setError('Bitte einen Titel eingeben.');
return;
}
setCreating(true);
setError(null);
setInfo(null);
try {
const page = await createWikiPage(token, {
title,
parentId: null,
isFolder: newIsFolder,
entityType: entityType || undefined,
entityId,
entityUuid,
});
closeCreateModal();
await loadTree(false);
if (!newIsFolder && page?.id) {
await loadPage(String(page.id));
}
setInfo(newIsFolder ? 'Wiki-Ordner erstellt.' : 'Wiki-Seite erstellt.');
} catch (err) {
setError(err instanceof Error ? err.message : 'Wiki-Seite konnte nicht erstellt werden.');
} finally {
setCreating(false);
}
}
return (
<>
<ScrollView
contentContainerStyle={styles.container}
refreshControl={<RefreshControl refreshing={refreshing} onRefresh={onRefresh} />}>
<View style={styles.headerCard}>
<Text style={styles.headerTitle}>{screenTitle}</Text>
<Text style={styles.headerSubtitle}>{isEntityScope ? 'Entity-Wiki' : 'Zentrale Wissensübersicht'}</Text>
<Pressable style={styles.primaryButton} onPress={() => setCreateModalOpen(true)}>
<Text style={styles.primaryButtonText}>Neue Seite</Text>
</Pressable>
</View>
{error ? <Text style={styles.error}>{error}</Text> : null}
{info ? <Text style={styles.info}>{info}</Text> : null}
<View style={styles.card}>
<Text style={styles.sectionTitle}>Seiten</Text>
{loading ? (
<View style={styles.loadingBox}>
<ActivityIndicator />
<Text style={styles.loadingText}>Wiki wird geladen...</Text>
</View>
) : flatNodes.length === 0 ? (
<Text style={styles.empty}>Noch keine Wiki-Seiten vorhanden.</Text>
) : (
<View style={styles.treeWrap}>
{flatNodes.map((node) => {
const id = String(node.id);
const isSelected = selectedPageId === id;
const childrenExist = flatNodes.some((item) => String(item.parentId || '') === id);
const expandable = Boolean(node.isFolder) || childrenExist || isVirtualNode(node);
const expanded = expandedIds.includes(id);
return (
<Pressable
key={id}
style={[styles.treeRow, isSelected ? styles.treeRowActive : null]}
onPress={() => {
if (expandable) {
setExpandedIds((prev) => (prev.includes(id) ? prev.filter((entry) => entry !== id) : [...prev, id]));
}
if (node.isFolder || isVirtualNode(node)) return;
void loadPage(id);
}}>
<View style={[styles.treeRowInner, { paddingLeft: 10 + node.depth * 16 }]}>
<Text style={styles.treeArrow}>{expandable ? (expanded ? '⌄' : '') : '·'}</Text>
<Text style={styles.treeIcon}>{node.isFolder || isVirtualNode(node) ? '📁' : '📄'}</Text>
<Text style={styles.treeTitle} numberOfLines={1}>
{String(node.title || 'Ohne Titel')}
</Text>
</View>
</Pressable>
);
})}
</View>
)}
</View>
<View style={styles.card}>
<Text style={styles.sectionTitle}>Inhalt</Text>
{!selectedPageId ? (
<Text style={styles.empty}>Wähle eine Wiki-Seite aus der Liste aus.</Text>
) : loadingPage ? (
<View style={styles.loadingBox}>
<ActivityIndicator />
<Text style={styles.loadingText}>Inhalt wird geladen...</Text>
</View>
) : (
<>
<TextInput
value={selectedTitle}
onChangeText={setSelectedTitle}
placeholder="Titel"
placeholderTextColor="#9ca3af"
style={styles.input}
/>
<View style={styles.editorWrap}>
{WebViewComponent ? (
<WebViewComponent
ref={webViewRef}
key={`${selectedPageId}-${editorVersion}`}
originWhitelist={['*']}
source={{ html: buildTiptapHtml(selectedDoc) }}
javaScriptEnabled
domStorageEnabled
onMessage={(event: any) => {
try {
const payload = JSON.parse(String(event?.nativeEvent?.data || '{}')) as EditorMessage;
if (payload.type === 'content' && payload.content) {
setSelectedDoc(normalizeDoc(payload.content));
} else if (payload.type === 'error') {
setEditorError(payload.message || 'Editor-Fehler');
}
} catch {
setEditorError('Editor-Nachricht konnte nicht gelesen werden.');
}
}}
onError={() => setEditorError('TipTap Editor konnte nicht geladen werden.')}
setSupportMultipleWindows={false}
style={styles.webView}
/>
) : (
<View style={styles.missingWebView}>
<Text style={styles.error}>`react-native-webview` ist noch nicht installiert.</Text>
</View>
)}
</View>
{editorError ? <Text style={styles.error}>{editorError}</Text> : null}
<View style={styles.editorActions}>
<Pressable
style={[styles.primaryButton, saving ? styles.buttonDisabled : null]}
onPress={() => void onSavePage()}
disabled={saving}>
<Text style={styles.primaryButtonText}>{saving ? 'Speichert...' : 'Speichern'}</Text>
</Pressable>
<Pressable
style={[styles.deleteButton, deleting ? styles.buttonDisabled : null]}
onPress={() => void onDeletePage()}
disabled={deleting || Boolean(selectedNode?.isFolder) || selectedNodeIsVirtual}>
<Text style={styles.deleteButtonText}>{deleting ? 'Löscht...' : 'Löschen'}</Text>
</Pressable>
</View>
</>
)}
</View>
</ScrollView>
<Modal visible={createModalOpen} transparent animationType="fade" onRequestClose={closeCreateModal}>
<View style={styles.modalOverlay}>
<KeyboardAvoidingView behavior={Platform.OS === 'ios' ? 'padding' : undefined} style={styles.modalKeyboardWrap}>
<View style={styles.modalCard}>
<Text style={styles.modalTitle}>Neue Wiki-Seite</Text>
<TextInput
value={newTitle}
onChangeText={setNewTitle}
placeholder="Titel"
placeholderTextColor="#9ca3af"
style={styles.input}
/>
{!isEntityScope ? (
<Pressable
style={[styles.filterButton, newIsFolder ? styles.filterButtonActive : null]}
onPress={() => setNewIsFolder((prev) => !prev)}>
<Text style={[styles.filterButtonText, newIsFolder ? styles.filterButtonTextActive : null]}>
Als Ordner erstellen
</Text>
</Pressable>
) : null}
<View style={styles.modalActions}>
<Pressable style={styles.secondaryButton} onPress={closeCreateModal}>
<Text style={styles.secondaryButtonText}>Abbrechen</Text>
</Pressable>
<Pressable
style={[styles.primaryButton, creating ? styles.buttonDisabled : null]}
onPress={() => void onCreatePage()}
disabled={creating}>
<Text style={styles.primaryButtonText}>{creating ? 'Erstelle...' : 'Erstellen'}</Text>
</Pressable>
</View>
</View>
</KeyboardAvoidingView>
</View>
</Modal>
</>
);
}
const styles = StyleSheet.create({
container: {
padding: 16,
gap: 12,
backgroundColor: '#f9fafb',
},
headerCard: {
backgroundColor: '#ffffff',
borderRadius: 12,
borderWidth: 1,
borderColor: '#e5e7eb',
padding: 12,
gap: 8,
},
headerTitle: {
color: '#111827',
fontSize: 18,
fontWeight: '700',
},
headerSubtitle: {
color: '#6b7280',
fontSize: 13,
},
card: {
backgroundColor: '#ffffff',
borderRadius: 12,
borderWidth: 1,
borderColor: '#e5e7eb',
padding: 12,
gap: 8,
},
sectionTitle: {
color: '#111827',
fontSize: 16,
fontWeight: '700',
},
treeWrap: {
borderWidth: 1,
borderColor: '#e5e7eb',
borderRadius: 10,
overflow: 'hidden',
},
treeRow: {
borderBottomWidth: 1,
borderBottomColor: '#e5e7eb',
backgroundColor: '#ffffff',
},
treeRowActive: {
backgroundColor: '#f0f9eb',
},
treeRowInner: {
minHeight: 40,
flexDirection: 'row',
alignItems: 'center',
gap: 6,
paddingRight: 10,
},
treeArrow: {
color: '#6b7280',
fontSize: 15,
width: 14,
textAlign: 'center',
},
treeIcon: {
fontSize: 14,
},
treeTitle: {
flex: 1,
color: '#111827',
fontSize: 14,
fontWeight: '500',
},
input: {
borderWidth: 1,
borderColor: '#d1d5db',
borderRadius: 10,
paddingHorizontal: 12,
paddingVertical: 10,
fontSize: 15,
color: '#111827',
backgroundColor: '#ffffff',
},
editorWrap: {
height: 320,
borderWidth: 1,
borderColor: '#d1d5db',
borderRadius: 10,
overflow: 'hidden',
backgroundColor: '#ffffff',
},
webView: {
flex: 1,
backgroundColor: '#ffffff',
},
missingWebView: {
flex: 1,
alignItems: 'center',
justifyContent: 'center',
padding: 12,
},
editorActions: {
flexDirection: 'row',
gap: 8,
},
primaryButton: {
minHeight: 38,
borderRadius: 9,
backgroundColor: PRIMARY,
paddingHorizontal: 12,
alignItems: 'center',
justifyContent: 'center',
},
primaryButtonText: {
color: '#ffffff',
fontWeight: '700',
fontSize: 13,
},
secondaryButton: {
minHeight: 38,
borderRadius: 9,
borderWidth: 1,
borderColor: '#d1d5db',
backgroundColor: '#ffffff',
paddingHorizontal: 12,
alignItems: 'center',
justifyContent: 'center',
},
secondaryButtonText: {
color: '#374151',
fontWeight: '600',
fontSize: 13,
},
deleteButton: {
minHeight: 38,
borderRadius: 9,
borderWidth: 1,
borderColor: '#ef4444',
backgroundColor: '#ffffff',
paddingHorizontal: 12,
alignItems: 'center',
justifyContent: 'center',
},
deleteButtonText: {
color: '#b91c1c',
fontWeight: '700',
fontSize: 13,
},
buttonDisabled: {
opacity: 0.6,
},
empty: {
color: '#6b7280',
fontSize: 13,
paddingVertical: 4,
},
loadingBox: {
paddingVertical: 16,
alignItems: 'center',
gap: 8,
},
loadingText: {
color: '#6b7280',
},
error: {
color: '#dc2626',
fontSize: 13,
},
info: {
color: '#166534',
fontSize: 13,
},
modalOverlay: {
flex: 1,
backgroundColor: 'rgba(0,0,0,0.35)',
justifyContent: 'center',
padding: 16,
},
modalKeyboardWrap: {
width: '100%',
},
modalCard: {
backgroundColor: '#ffffff',
borderRadius: 14,
padding: 14,
gap: 10,
},
modalTitle: {
color: '#111827',
fontSize: 16,
fontWeight: '700',
},
modalActions: {
flexDirection: 'row',
justifyContent: 'flex-end',
gap: 8,
},
filterButton: {
alignSelf: 'flex-start',
borderWidth: 1,
borderColor: '#d1d5db',
borderRadius: 999,
paddingHorizontal: 10,
paddingVertical: 6,
backgroundColor: '#ffffff',
},
filterButtonActive: {
borderColor: PRIMARY,
backgroundColor: '#eff9ea',
},
filterButtonText: {
color: '#374151',
fontSize: 12,
fontWeight: '500',
},
filterButtonTextActive: {
color: '#3d7a30',
},
});