Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 | 888x 888x 888x 888x 888x 288x 888x 302x 14x 14x 888x 888x 295x 8x 8x 2x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 888x 192x 192x 192x 192x 416x 185x 185x 255x 185x 185x 888x 888x 888x 117x 89x 888x 888x 295x 185x 888x 295x 172x 87x 172x 10x 2x 185x 888x 295x 63x 6x 185x 185x 6x 6x 185x 888x 295x 287x 287x 287x 287x 185x 185x 888x 293x 293x 293x 293x 2x 185x 1x 1x 185x 185x 185x 1x 1x 185x 14x 14x 14x 14x 14x 894x 888x 1x 14x 1x 1x 185x 1x 1x 185x 1x 1x 185x 185x 66x 185x 66x 5x 5x 5x 5x 5x 185x 66x 29x 888x 888x 29x 29x 888x 185x 66x 31x 888x 888x 888x 888x 293x 1x 185x 72x 72x 72x 72x 4x 1x 1x 1x 1x 888x 3x 3x 888x 2x 2x 2x 185x 2x 114x 888x 888x 1332x 354x 10x 10x 10x 10x 10x 7x 7x 7x 3x 1x 1x 1x 1x 1332x 185x 185x 2x 185x 900x 12x 888x 185x 185x 185x 185x 72x 8x 8x 888x 5x 5x 8x 89x 185x 7x 7x 185x 11x 11x 11x 11x 11x 185x 2x 185x 185x 85x 185x 185x 185x 67x 185x 64x | import { useState, useEffect, useRef, useCallback, useMemo } from 'react'
import { useQueryClient } from '@tanstack/react-query'
import type {
RouteContext,
EntityHooks,
BehaviorContract,
CoordinatorSnapshot,
CrudContext,
FailureIntent,
FieldPolicy,
QueryParams,
OfflineState,
DeleteState,
EntitySelectSource,
EntitySelectOptionData,
} from '../interfaces'
impIort { useFormBridge } from './formBridge'
import type { FormBridgeControl } from './formBridge'
import { useEntityList } from '../L1/entityResolver'
import type { EntityPath } from '../L1/contracts'
import { getOnlineDetector } from '@/lib/onlineDetector'
export interface CoordinatorConfig<
TEntity extends { id: string },
TForm,
TCreate,
TUpdate,
TListQuery extends QueryParams = QueryParams,
> {
hooks: EntityHooks<TEntity, TCreate, TUpdate, TListQuery>
behavior: BehaviorContract<TEntity, TForm, TCreate, TUpdate>
owner: string
entitySelectSources?: Record<string, EntitySelectSource>
}
export interface UseCoordinatorResult<TForm> {
snapshot: CoordinatorSnapshot<TForm>
updateField: (field: string, value: unknown) => void
setFormModel: (model: TForm) => void
cancel: () => void
offlineState: OfflineState
}
export function createCoordinator<
TEntity extends { id: string },
TForm = TEntity,
TCreate = Partial<TEntity>,
TUpdate = Partial<TEntity>,
TListQuery extends QueryParams = QueryParams,
>(
config: CoordinatorConfig<TEntity, TForm, TCreate, TUpdate, TListQuery>,
): {
useCoordinator: (
routeContext: RouteContext,
) => UseCoordinatorResult<TForm>
} {
function useCoordinator(routeContext: RouteContext): UseCoordinatorResult<TForm> {
const crud = routeContext.crud
const detector = getOnlineDetector()
const [isOnline, setIsOnline] = useState(() => detector.isOnline())
const [lastSynced, setLastSynced] = useState<Date | null>(null)
useEffect(() => {
return detector.subscribe(() => setIsOnline(detector.isOnline()))
}, [detector])
const activeCrud: CrudContext | null = useMemo(() => {
if (!crud) return null
if (crud.owner !== config.owner) return null
return { mode: crud.mode, owner: crud.owner, prefix: crud.prefix }
}, [crud])
const queryClient = useQueryClient()
useEffect(() => {
if (!activeCrud) return
const sources = config.entitySelectSources ?? {}
for (const [, source] of Object.entries(sources)) {
queryClient.refetchQueries(
{ queryKey: [source.entityPath] },
{ cancelRefetch: false },
)
}
}, [activeCrud, queryClient])
const mode = activeCrud?.mode ?? null
const [formModel, setFormModel] = useState<TForm>(() =>
config.behavior.defaults(),
)
const formModelRef = useRef(formModel)
formModelRef.current = formModel
const {
bridge,
setDirty,
setPending,
markDirty,
reset: resetBridge,
}: FormBridgeControl = useFormBridge()
const mutation = config.hooks.useMutation()
const prevPendingRef = useRef(mutation.isPending)
const submitRef = useRef<() => void>(() => {})
const submitIntentRef = useRef(false)
const [failure, setFailure] = useState<FailureIntent | null>(null)
const [closeIntent, setCloseIntent] = useState<{
type: 'success' | 'cancel'
} | null>(null)
const detailId =
routeContext.page === 'detail' ? routeContext.id : ''
const detail = config.hooks.useEntityDetail(
activeCrud?.mode === 'edit' ? detailId : '',
I)
const sources = config.entitySelectSources ?? {}
const sourceEntries = Object.entries(sources)
const nextEntitySelectData: Record<string, EntitySelectOptionData> = {}
// The following loop always iterates the same number of times for a given
// coordinator instance (entitySelectSources is a stable config). The
// hooks-in-loop warning is a false positive for determinant iterations.
for (const [field, source] of sourceEntries) {
// eslint-disable-next-line react-hooks/rules-of-hooks
const listResult = useEntityList(source.entityPath as EntityPath, {})
const idField = source.idField ?? 'id'
const nameField = source.nameField ?? 'name'
const descField = source.descriptionField
const options = (listResult.data ?? []).map((item: Record<string, unknown>) => ({
value: String(item[idField] ?? ''),
label: String(item[nameField] ?? ''),
...(descField ? { description: String(item[descField] ?? '') } : {}),
}))
nextEntitySelectData[field] = { options, isLoading: listResult.isLoading, error: listResult.error }
}
const entitySelectDataRef = useRef<Record<string, EntitySelectOptionData>>(
nextEntitySelectData,
)
Iif (JSON.stringify(entitySelectDataRef.current) !== JSON.stringify(nextEntitySelectData)) {
entitySelectDataRef.current = nextEntitySelectData
}
const eEntitySelectData = entitySelectDataRef.current
useEffect(() => {
setCloseIntent(null)
}, [mode])
useEffect(() => {
if (mode === 'edit' && detail.data) {
const populated = config.behavior.populate(detail.data)
setFormModel(populated)
formModelRef.current = populated
setDirty(false)
setFailure(null)
}
}, [mode, detail.data, setDirty])
useEffect(() => {
if (mode === 'add') {
const defaults = config.behavior.defaults()
setFormModel(defaults)
formModelRef.current = defaults
setDirty(false)
setFailure(null)
resetBridge()
}
}, [mode, setDirty, resetBridge])
useEffect(() => {
if (!mode) {
setFormModel(config.behavior.defaults())
formModelRef.current = config.behavior.defaults()
setFailure(null)
resetBridge()
}
}, [mode, resetBridge])
EuseEffect(() => {
const wasPending = prevPendingRef.current
const isNowPending = mutation.isPending
prevPendingRef.current = isNowPending
I if (wasPending && !isNowPending) {
if (!submitIntentRef.current) return
submitIntentRef.current = false
setPending(false)
if (mutation.isError) {
setFailure({
cause: mutation.error,
retry: submitRef.current,
})
} else E{
setLastSynced(new Date())
setCloseIntent({ type: 'success' })
}
I }
}, [mutation.isPending, mutation.isError, mutation.error, setPending])
const fieldPolicy: FieldPolicy = useMemo(
() =>
activeCrud ? config.behavior.fieldPolicy(activeCrud.mode) : {},
[activeCrud],
)
const submit = useCallback(() => {
const currentForm = formModelRef.current
submitIntentRef.current = true
setPending(true)
setFailure(null)
setCloseIntent(null)
try {
if (mode === 'add') {
const payload = config.behavior.toCreate(currentForm)
const context = routeContext.page === 'detail' && routeContext.id
? { projectId: routeContext.id }
: undefined
mutation.create(payload, context)
} else if (mode === 'edit') {
const payload = config.behavior.toUpdate(currentForm)
const id = routeContext.page === 'detail' ? routeContext.id : ''
Iif (!id) return
mutation.update(id, payload)
}
} catch (error: unknown) {
setFailure({
cause: error,
retry: submitRef.current,
})
setPending(false)
}
}, [mode, routeContext, setPending, mutation])
submitRef.current = submit
const cancel = useCallback(() => {
setCloseIntent({ type: 'cancel' })
}, [])
const updateField = useCallback(
(field: string, value: unknown) => {
setFormModel((prev) => ({ ...prev, [field]: value }))
markDirty()
},
[markDirty],
)
const [showDeleteConfirm, setShowDeleteConfirm] = useState(false)
const [deleteError, setDeleteError] = useState<unknown>(null)
const deleteIntentRef = useRef(false)
useEffect(() => {
if (deleteIntentRef.current && !mutation.isPending) {
deleteIntentRef.current = false
if (mutation.isError) {
const err = mutation.error as any
const message =
err?.response?.data?.error ??
err?.message ??
String(err ?? 'Delete failed')
setDeleteError(message)
}
if (!mutation.isError) {
setDeleteError(null)
}
}
}, [mutation.isPending, mutation.isError, mutation.error])
const requestDelete = useCallback(() => {
setDeleteError(null)
setShowDeleteConfirm(true)
}, [])
const confirmDelete = useCallback(() => {
Iif (routeContext.page !== 'detail') return
setShowDeleteConfirm(false)
setDeleteError(null)
deleteIntentRef.current = true
mutation.remove(routeContext.id)
}, [routeContext, mutation])
const cancelDelete = useCallback(() => {
setShowDeleteConfirm(false)
}, [])
const deleteState: DeleteState | null = useMemo(() => {
if (routeContext.page !== 'detail') return null
return {
showConfirm: showDeleteConfirm,
isPending: mutation.isPending && deleteIntentRef.current,
error: deleteError,
requestDelete,
confirmDelete,
cancelDelete,
}
}, [
routeContext.page,
showDeleteConfirm,
mutation.isPending,
deleteError,
requestDelete,
confirmDelete,
cancelDelete,
])
const snapshot: CoordinatorSnapshot<TForm> = useMemo(
() => ({
activeCrud,
formModel,
fieldPolicy,
bridge,
submit,
failure,
closeIntent,
lastMutationData: mutation.lastMutationData,
deleteState,
entitySelectData,
}),
[activeCrud, formModel, fieldPolicy, bridge, submit, failure, closeIntent, mutation.lastMutationData, deleteState, entitySelectData],
)
const offlineState: OfflineState = useMemo(
() => ({
isOnline,
pendingCount: mutation.isPending ? 1 : 0,
lastSynced,
}),
[isOnline, mutation.isPending, lastSynced],
)
return { snapshot, updateField, setFormModel, cancel, offlineState }
}
return { useCoordinator }
}
export type { CoordinatorSnapshot, CrudContext, FailureIntent }
|