Files
zui/frontend/src/app/kosmos/KosmosContext.tsx
2026-03-15 14:11:11 +01:00

355 lines
11 KiB
TypeScript

/**
* Platform context: recollections list and handlers for create/delete/rename/updateLastEdited/reorder/restore.
* Used by AppSidebar, RecollectionsPage, and canvas route.
*/
import React, { createContext, useCallback, useContext, useMemo, useState } from 'react'
import type { Recollection } from './types'
import { saveGraphToStorage, RECOLLECTION_VERSION } from '@/app/recollections/recollectionGraphStorage'
const STORAGE_KEY = 'zui_platform_recollections'
const ORDER_STORAGE_KEY = 'zui_platform_recollection_order'
const RECENT_STORAGE_KEY = 'zui_platform_recent_recollection_ids'
const LEGACY_STORAGE_KEY = 'zui_platform_emanations'
const LEGACY_ORDER_STORAGE_KEY = 'zui_platform_emanation_order'
const LEGACY_RECENT_STORAGE_KEY = 'zui_platform_recent_emanation_ids'
const CANVAS_MINIMAP_KEY = 'zui_canvas_show_minimap'
const AI_CONNECTION_KEY = 'zui_ai_connection'
const RECENT_MAX = 5
export type AiConnectionProvider = 'openai' | 'local'
export type AiConnection = {
provider: AiConnectionProvider
baseURL: string
model: string
apiKey: string
}
const DEFAULT_AI_CONNECTION: AiConnection = {
provider: 'local',
baseURL: 'http://localhost:1234/v1',
model: 'local-model',
apiKey: '',
}
function loadAiConnection(): AiConnection {
try {
const raw = localStorage.getItem(AI_CONNECTION_KEY)
if (!raw) return DEFAULT_AI_CONNECTION
const parsed = JSON.parse(raw) as unknown
if (!parsed || typeof parsed !== 'object') return DEFAULT_AI_CONNECTION
const p = parsed as Record<string, unknown>
return {
provider: p.provider === 'openai' ? 'openai' : 'local',
baseURL: typeof p.baseURL === 'string' ? p.baseURL : DEFAULT_AI_CONNECTION.baseURL,
model: typeof p.model === 'string' ? p.model : DEFAULT_AI_CONNECTION.model,
apiKey: typeof p.apiKey === 'string' ? p.apiKey : '',
}
} catch {
return DEFAULT_AI_CONNECTION
}
}
function saveAiConnection(value: AiConnection) {
try {
localStorage.setItem(AI_CONNECTION_KEY, JSON.stringify(value))
} catch {}
}
function loadShowMinimap(): boolean {
try {
const raw = localStorage.getItem(CANVAS_MINIMAP_KEY)
if (raw === 'true') return true
if (raw === 'false') return false
} catch {}
return false
}
function saveShowMinimap(value: boolean) {
try {
localStorage.setItem(CANVAS_MINIMAP_KEY, JSON.stringify(value))
} catch {}
}
function loadOrder(): string[] {
try {
let raw = localStorage.getItem(ORDER_STORAGE_KEY)
if (!raw) {
const legacy = localStorage.getItem(LEGACY_ORDER_STORAGE_KEY)
if (legacy) {
localStorage.setItem(ORDER_STORAGE_KEY, legacy)
localStorage.removeItem(LEGACY_ORDER_STORAGE_KEY)
raw = legacy
} else return []
}
const parsed = JSON.parse(raw) as unknown
return Array.isArray(parsed) ? parsed.filter((id): id is string => typeof id === 'string') : []
} catch {
return []
}
}
function saveOrder(ids: string[]) {
localStorage.setItem(ORDER_STORAGE_KEY, JSON.stringify(ids))
}
function loadRecentIds(): string[] {
try {
let raw = localStorage.getItem(RECENT_STORAGE_KEY)
if (!raw) {
const legacy = localStorage.getItem(LEGACY_RECENT_STORAGE_KEY)
if (legacy) {
localStorage.setItem(RECENT_STORAGE_KEY, legacy)
localStorage.removeItem(LEGACY_RECENT_STORAGE_KEY)
raw = legacy
} else return []
}
const parsed = JSON.parse(raw) as unknown
return Array.isArray(parsed) ? parsed.filter((id): id is string => typeof id === 'string').slice(0, RECENT_MAX) : []
} catch {
return []
}
}
function saveRecentIds(ids: string[]) {
localStorage.setItem(RECENT_STORAGE_KEY, JSON.stringify(ids))
}
function loadRecollections(): Recollection[] {
try {
let raw = localStorage.getItem(STORAGE_KEY)
if (!raw) {
const legacy = localStorage.getItem(LEGACY_STORAGE_KEY)
if (legacy) {
localStorage.setItem(STORAGE_KEY, legacy)
localStorage.removeItem(LEGACY_STORAGE_KEY)
raw = legacy
} else return []
}
const parsed = JSON.parse(raw) as unknown
if (!Array.isArray(parsed)) return []
return parsed
.filter(
(p): p is Recollection =>
p &&
typeof p === 'object' &&
typeof (p as Recollection).id === 'string' &&
typeof (p as Recollection).name === 'string' &&
typeof (p as Recollection).iconId === 'string' &&
typeof (p as Recollection).createdAt === 'number'
)
.map((p) => ({
...p,
lastEditedAt: typeof (p as Recollection).lastEditedAt === 'number' ? (p as Recollection).lastEditedAt : p.createdAt,
}))
} catch {
return []
}
}
function saveRecollections(recollections: Recollection[]) {
localStorage.setItem(STORAGE_KEY, JSON.stringify(recollections))
}
export type GraphSnapshot = { nodes: unknown[]; edges: unknown[] }
/** Recollections sorted by recollectionOrder, then by lastEditedAt desc for any not in order */
export function sortRecollectionsByOrder(recollections: Recollection[], order: string[]): Recollection[] {
const byId = new Map(recollections.map((p) => [p.id, p]))
const ordered: Recollection[] = []
const seen = new Set<string>()
for (const id of order) {
const p = byId.get(id)
if (p) {
ordered.push(p)
seen.add(id)
}
}
const rest = recollections
.filter((p) => !seen.has(p.id))
.sort((a, b) => (b.lastEditedAt ?? b.createdAt) - (a.lastEditedAt ?? a.createdAt))
return [...ordered, ...rest]
}
export type KosmosContextValue = {
recollections: Recollection[]
recollectionOrder: string[]
/** Recollections in display order (sidebar order, then lastEditedAt) */
orderedRecollections: Recollection[]
/** Last RECENT_MAX accessed recollection IDs (most recent first) */
recentRecollectionIds: string[]
recordRecollectionAccess: (id: string) => void
persist: (next: Recollection[]) => void
createRecollection: (recollection: Recollection) => void
deleteRecollection: (id: string) => void
renameRecollection: (id: string, name: string) => void
updateLastEdited: (id: string) => void
reorderRecollections: (orderedIds: string[]) => void
restoreRecollection: (recollection: Recollection, graphSnapshot: GraphSnapshot | null) => void
/** Canvas: show React Flow minimap (persisted) */
showMinimap: boolean
setShowMinimap: (value: boolean) => void
/** Agent node: AI connection (persisted). Sent to backend when running agent. */
aiConnection: AiConnection
setAiConnection: (value: AiConnection) => void
}
const KosmosContext = createContext<KosmosContextValue | null>(null)
export function KosmosProvider({ children }: { children: React.ReactNode }) {
const [recollections, setRecollections] = useState<Recollection[]>(loadRecollections)
const [recollectionOrder, setRecollectionOrder] = useState<string[]>(loadOrder)
const [recentRecollectionIds, setRecentRecollectionIds] = useState<string[]>(loadRecentIds)
const [showMinimap, setShowMinimapState] = useState<boolean>(loadShowMinimap)
const [aiConnection, setAiConnectionState] = useState<AiConnection>(loadAiConnection)
const setShowMinimap = useCallback((value: boolean) => {
setShowMinimapState(value)
saveShowMinimap(value)
}, [])
const setAiConnection = useCallback((value: AiConnection) => {
setAiConnectionState(value)
saveAiConnection(value)
}, [])
const persist = useCallback((next: Recollection[]) => {
setRecollections(next)
saveRecollections(next)
}, [])
const createRecollection = useCallback(
(recollection: Recollection) => {
const withEdited = { ...recollection, lastEditedAt: recollection.createdAt }
persist([...recollections, withEdited])
setRecollectionOrder((prev) => {
const next = prev.includes(recollection.id) ? prev : [recollection.id, ...prev]
saveOrder(next)
return next
})
},
[recollections, persist]
)
const deleteRecollection = useCallback(
(id: string) => {
const next = recollections.filter((p) => p.id !== id)
persist(next)
setRecollectionOrder((prev) => {
const nextOrder = prev.filter((oid) => oid !== id)
saveOrder(nextOrder)
return nextOrder
})
setRecentRecollectionIds((prev) => {
const next = prev.filter((oid) => oid !== id)
saveRecentIds(next)
return next
})
},
[recollections, persist]
)
const renameRecollection = useCallback(
(id: string, name: string) => {
const next = recollections.map((p) => (p.id === id ? { ...p, name } : p))
persist(next)
},
[recollections, persist]
)
const updateLastEdited = useCallback(
(id: string) => {
const now = Date.now()
const next = recollections.map((p) => (p.id === id ? { ...p, lastEditedAt: now } : p))
persist(next)
},
[recollections, persist]
)
const reorderRecollections = useCallback((orderedIds: string[]) => {
setRecollectionOrder(orderedIds)
saveOrder(orderedIds)
}, [])
const recordRecollectionAccess = useCallback((id: string) => {
setRecentRecollectionIds((prev) => {
const next = [id, ...prev.filter((x) => x !== id)].slice(0, RECENT_MAX)
saveRecentIds(next)
return next
})
}, [])
const restoreRecollection = useCallback(
(recollection: Recollection, graphSnapshot: GraphSnapshot | null) => {
persist([...recollections, recollection])
setRecollectionOrder((prev) => {
const next = prev.includes(recollection.id) ? prev : [recollection.id, ...prev]
saveOrder(next)
return next
})
if (graphSnapshot) {
saveGraphToStorage(recollection.id, {
version: RECOLLECTION_VERSION,
nodes: graphSnapshot.nodes,
edges: graphSnapshot.edges,
})
}
},
[recollections, persist]
)
const orderedRecollections = useMemo(
() => sortRecollectionsByOrder(recollections, recollectionOrder),
[recollections, recollectionOrder]
)
const value: KosmosContextValue = useMemo(
() => ({
recollections,
recollectionOrder,
orderedRecollections,
recentRecollectionIds,
recordRecollectionAccess,
persist,
createRecollection,
deleteRecollection,
renameRecollection,
updateLastEdited,
reorderRecollections,
restoreRecollection,
showMinimap,
setShowMinimap,
aiConnection,
setAiConnection,
}),
[
recollections,
recollectionOrder,
orderedRecollections,
recentRecollectionIds,
recordRecollectionAccess,
persist,
createRecollection,
deleteRecollection,
renameRecollection,
updateLastEdited,
reorderRecollections,
restoreRecollection,
showMinimap,
setShowMinimap,
aiConnection,
setAiConnection,
]
)
return <KosmosContext.Provider value={value}>{children}</KosmosContext.Provider>
}
export function usePlatform() {
const ctx = useContext(KosmosContext)
if (!ctx) throw new Error('usePlatform must be used within PlatformProvider')
return ctx
}