@tanstack/angular-query-experimental/create-base-query.mjs.map

Signals for managing, caching and syncing asynchronous and remote data in Angular

{"version":3,"file":"create-base-query.mjs","sources":["../src/create-base-query.ts"],"sourcesContent":["import {\n  NgZone,\n  VERSION,\n  computed,\n  effect,\n  inject,\n  signal,\n  untracked,\n} from '@angular/core'\nimport {\n  QueryClient,\n  notifyManager,\n  shouldThrowError,\n} from '@tanstack/query-core'\nimport { signalProxy } from './signal-proxy'\nimport { injectIsRestoring } from './inject-is-restoring'\nimport type {\n  QueryKey,\n  QueryObserver,\n  QueryObserverResult,\n} from '@tanstack/query-core'\nimport type { CreateBaseQueryOptions } from './types'\n\n/**\n * Base implementation for `injectQuery` and `injectInfiniteQuery`.\n * @param optionsFn\n * @param Observer\n */\nexport function createBaseQuery<\n  TQueryFnData,\n  TError,\n  TData,\n  TQueryData,\n  TQueryKey extends QueryKey,\n>(\n  optionsFn: () => CreateBaseQueryOptions<\n    TQueryFnData,\n    TError,\n    TData,\n    TQueryData,\n    TQueryKey\n  >,\n  Observer: typeof QueryObserver,\n) {\n  const ngZone = inject(NgZone)\n  const queryClient = inject(QueryClient)\n  const isRestoring = injectIsRestoring()\n\n  /**\n   * Signal that has the default options from query client applied\n   * computed() is used so signals can be inserted into the options\n   * making it reactive. Wrapping options in a function ensures embedded expressions\n   * are preserved and can keep being applied after signal changes\n   */\n  const defaultedOptionsSignal = computed(() => {\n    const defaultedOptions = queryClient.defaultQueryOptions(optionsFn())\n    defaultedOptions._optimisticResults = isRestoring()\n      ? 'isRestoring'\n      : 'optimistic'\n    return defaultedOptions\n  })\n\n  const observerSignal = (() => {\n    let instance: QueryObserver<\n      TQueryFnData,\n      TError,\n      TData,\n      TQueryData,\n      TQueryKey\n    > | null = null\n\n    return computed(() => {\n      return (instance ||= new Observer(queryClient, defaultedOptionsSignal()))\n    })\n  })()\n\n  const optimisticResultSignal = computed(() =>\n    observerSignal().getOptimisticResult(defaultedOptionsSignal()),\n  )\n\n  const resultFromSubscriberSignal = signal<QueryObserverResult<\n    TData,\n    TError\n  > | null>(null)\n\n  effect(\n    (onCleanup) => {\n      const observer = observerSignal()\n      const defaultedOptions = defaultedOptionsSignal()\n\n      untracked(() => {\n        observer.setOptions(defaultedOptions)\n      })\n      onCleanup(() => {\n        ngZone.run(() => resultFromSubscriberSignal.set(null))\n      })\n    },\n    {\n      // Set allowSignalWrites to support Angular < v19\n      // Set to undefined to avoid warning on newer versions\n      allowSignalWrites: VERSION.major < '19' || undefined,\n    },\n  )\n\n  effect((onCleanup) => {\n    // observer.trackResult is not used as this optimization is not needed for Angular\n    const observer = observerSignal()\n    const unsubscribe = isRestoring()\n      ? () => undefined\n      : untracked(() =>\n          ngZone.runOutsideAngular(() =>\n            observer.subscribe(\n              notifyManager.batchCalls((state) => {\n                ngZone.run(() => {\n                  if (\n                    state.isError &&\n                    !state.isFetching &&\n                    shouldThrowError(observer.options.throwOnError, [\n                      state.error,\n                      observer.getCurrentQuery(),\n                    ])\n                  ) {\n                    ngZone.onError.emit(state.error)\n                    throw state.error\n                  }\n                  resultFromSubscriberSignal.set(state)\n                })\n              }),\n            ),\n          ),\n        )\n    onCleanup(unsubscribe)\n  })\n\n  return signalProxy(\n    computed(() => {\n      const subscriberResult = resultFromSubscriberSignal()\n      const optimisticResult = optimisticResultSignal()\n      return subscriberResult ?? optimisticResult\n    }),\n  )\n}\n"],"names":[],"mappings":";;;;AA4BgB,SAAA,gBAOd,WAOA,UACA;AACM,QAAA,SAAS,OAAO,MAAM;AACtB,QAAA,cAAc,OAAO,WAAW;AACtC,QAAM,cAAc,kBAAkB;AAQhC,QAAA,yBAAyB,SAAS,MAAM;AAC5C,UAAM,mBAAmB,YAAY,oBAAoB,UAAA,CAAW;AACnD,qBAAA,qBAAqB,YAAY,IAC9C,gBACA;AACG,WAAA;AAAA,EAAA,CACR;AAED,QAAM,kBAAkB,MAAM;AAC5B,QAAI,WAMO;AAEX,WAAO,SAAS,MAAM;AACpB,aAAQ,wBAAa,IAAI,SAAS,aAAa,wBAAwB;AAAA,IAAA,CACxE;AAAA,EAAA,GACA;AAEH,QAAM,yBAAyB;AAAA,IAAS,MACtC,eAAA,EAAiB,oBAAoB,uBAAwB,CAAA;AAAA,EAC/D;AAEM,QAAA,6BAA6B,OAGzB,IAAI;AAEd;AAAA,IACE,CAAC,cAAc;AACb,YAAM,WAAW,eAAe;AAChC,YAAM,mBAAmB,uBAAuB;AAEhD,gBAAU,MAAM;AACd,iBAAS,WAAW,gBAAgB;AAAA,MAAA,CACrC;AACD,gBAAU,MAAM;AACd,eAAO,IAAI,MAAM,2BAA2B,IAAI,IAAI,CAAC;AAAA,MAAA,CACtD;AAAA,IACH;AAAA,IACA;AAAA;AAAA;AAAA,MAGE,mBAAmB,QAAQ,QAAQ,QAAQ;AAAA,IAAA;AAAA,EAE/C;AAEA,SAAO,CAAC,cAAc;AAEpB,UAAM,WAAW,eAAe;AAChC,UAAM,cAAc,gBAChB,MAAM,SACN;AAAA,MAAU,MACR,OAAO;AAAA,QAAkB,MACvB,SAAS;AAAA,UACP,cAAc,WAAW,CAAC,UAAU;AAClC,mBAAO,IAAI,MAAM;AAEb,kBAAA,MAAM,WACN,CAAC,MAAM,cACP,iBAAiB,SAAS,QAAQ,cAAc;AAAA,gBAC9C,MAAM;AAAA,gBACN,SAAS,gBAAgB;AAAA,cAAA,CAC1B,GACD;AACO,uBAAA,QAAQ,KAAK,MAAM,KAAK;AAC/B,sBAAM,MAAM;AAAA,cAAA;AAEd,yCAA2B,IAAI,KAAK;AAAA,YAAA,CACrC;AAAA,UACF,CAAA;AAAA,QAAA;AAAA,MACH;AAAA,IAEJ;AACJ,cAAU,WAAW;AAAA,EAAA,CACtB;AAEM,SAAA;AAAA,IACL,SAAS,MAAM;AACb,YAAM,mBAAmB,2BAA2B;AACpD,YAAM,mBAAmB,uBAAuB;AAChD,aAAO,oBAAoB;AAAA,IAC5B,CAAA;AAAA,EACH;AACF;"}