apollo-angular
Version:
Use your GraphQL data in your Angular app, with the Apollo Client
188 lines • 20.5 kB
JavaScript
import { from } from 'rxjs';
import { Inject, Injectable, Optional } from '@angular/core';
import { ApolloClient } from '@apollo/client/core';
import { QueryRef } from './query-ref';
import { APOLLO_FLAGS, APOLLO_NAMED_OPTIONS, APOLLO_OPTIONS } from './tokens';
import { fixObservable, fromPromise, pickFlag, useMutationLoading, wrapWithZone } from './utils';
import * as i0 from "@angular/core";
export class ApolloBase {
ngZone;
flags;
_client;
useInitialLoading;
useMutationLoading;
constructor(ngZone, flags, _client) {
this.ngZone = ngZone;
this.flags = flags;
this._client = _client;
this.useInitialLoading = pickFlag(flags, 'useInitialLoading', false);
this.useMutationLoading = pickFlag(flags, 'useMutationLoading', false);
}
watchQuery(options) {
return new QueryRef(this.ensureClient().watchQuery({
...options,
}), this.ngZone, {
useInitialLoading: this.useInitialLoading,
...options,
});
}
query(options) {
return fromPromise(() => this.ensureClient().query({ ...options }));
}
mutate(options) {
return useMutationLoading(fromPromise(() => this.ensureClient().mutate({ ...options })), options.useMutationLoading ?? this.useMutationLoading);
}
subscribe(options, extra) {
const obs = from(fixObservable(this.ensureClient().subscribe({ ...options })));
return extra && extra.useZone !== true ? obs : wrapWithZone(obs, this.ngZone);
}
/**
* Get an instance of ApolloClient
* @deprecated use `apollo.client` instead
*/
getClient() {
return this.client;
}
/**
* Set a new instance of ApolloClient
* Remember to clean up the store before setting a new client.
* @deprecated use `apollo.client = client` instead
*
* @param client ApolloClient instance
*/
setClient(client) {
this.client = client;
}
/**
* Get an instance of ApolloClient
*/
get client() {
return this._client;
}
/**
* Set a new instance of ApolloClient
* Remember to clean up the store before setting a new client.
*
* @param client ApolloClient instance
*/
set client(client) {
if (this._client) {
throw new Error('Client has been already defined');
}
this._client = client;
}
ensureClient() {
this.checkInstance();
return this._client;
}
checkInstance() {
if (!this._client) {
throw new Error('Client has not been defined yet');
}
}
}
export class Apollo extends ApolloBase {
_ngZone;
map = new Map();
constructor(_ngZone, apolloOptions, apolloNamedOptions, flags) {
super(_ngZone, flags);
this._ngZone = _ngZone;
if (apolloOptions) {
this.createDefault(apolloOptions);
}
if (apolloNamedOptions && typeof apolloNamedOptions === 'object') {
for (let name in apolloNamedOptions) {
if (apolloNamedOptions.hasOwnProperty(name)) {
const options = apolloNamedOptions[name];
this.create(options, name);
}
}
}
}
/**
* Create an instance of ApolloClient
* @param options Options required to create ApolloClient
* @param name client's name
*/
create(options, name) {
if (isDefault(name)) {
this.createDefault(options);
}
else {
this.createNamed(name, options);
}
}
/**
* Use a default ApolloClient
*/
default() {
return this;
}
/**
* Use a named ApolloClient
* @param name client's name
*/
use(name) {
if (isDefault(name)) {
return this.default();
}
return this.map.get(name);
}
/**
* Create a default ApolloClient, same as `apollo.create(options)`
* @param options ApolloClient's options
*/
createDefault(options) {
if (this.getClient()) {
throw new Error('Apollo has been already created.');
}
return this.setClient(new ApolloClient(options));
}
/**
* Create a named ApolloClient, same as `apollo.create(options, name)`
* @param name client's name
* @param options ApolloClient's options
*/
createNamed(name, options) {
if (this.map.has(name)) {
throw new Error(`Client ${name} has been already created`);
}
this.map.set(name, new ApolloBase(this._ngZone, this.flags, new ApolloClient(options)));
}
/**
* Remember to clean up the store before removing a client
* @param name client's name
*/
removeClient(name) {
if (isDefault(name)) {
this._client = undefined;
}
else {
this.map.delete(name);
}
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.2", ngImport: i0, type: Apollo, deps: [{ token: i0.NgZone }, { token: APOLLO_OPTIONS, optional: true }, { token: APOLLO_NAMED_OPTIONS, optional: true }, { token: APOLLO_FLAGS, optional: true }], target: i0.ɵɵFactoryTarget.Injectable });
static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.2.2", ngImport: i0, type: Apollo });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.2", ngImport: i0, type: Apollo, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: i0.NgZone }, { type: undefined, decorators: [{
type: Optional
}, {
type: Inject,
args: [APOLLO_OPTIONS]
}] }, { type: undefined, decorators: [{
type: Inject,
args: [APOLLO_NAMED_OPTIONS]
}, {
type: Optional
}] }, { type: undefined, decorators: [{
type: Inject,
args: [APOLLO_FLAGS]
}, {
type: Optional
}] }]; } });
function isDefault(name) {
return !name || name === 'default';
}
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{ from, Observable } from 'rxjs';\nimport { Inject, Injectable, NgZone, Optional } from '@angular/core';\nimport type {\n  ApolloClientOptions,\n  ApolloQueryResult,\n  FetchResult,\n  ObservableQuery,\n  OperationVariables,\n  QueryOptions,\n  SubscriptionOptions,\n} from '@apollo/client/core';\nimport { ApolloClient } from '@apollo/client/core';\nimport { QueryRef } from './query-ref';\nimport { APOLLO_FLAGS, APOLLO_NAMED_OPTIONS, APOLLO_OPTIONS } from './tokens';\nimport type {\n  EmptyObject,\n  ExtraSubscriptionOptions,\n  Flags,\n  MutationOptions,\n  MutationResult,\n  NamedOptions,\n  WatchQueryOptions,\n} from './types';\nimport { fixObservable, fromPromise, pickFlag, useMutationLoading, wrapWithZone } from './utils';\n\nexport class ApolloBase<TCacheShape = any> {\n  private useInitialLoading: boolean;\n  private useMutationLoading: boolean;\n\n  constructor(\n    protected ngZone: NgZone,\n    protected flags?: Flags,\n    protected _client?: ApolloClient<TCacheShape>,\n  ) {\n    this.useInitialLoading = pickFlag(flags, 'useInitialLoading', false);\n    this.useMutationLoading = pickFlag(flags, 'useMutationLoading', false);\n  }\n\n  public watchQuery<TData, TVariables extends OperationVariables = EmptyObject>(\n    options: WatchQueryOptions<TVariables, TData>,\n  ): QueryRef<TData, TVariables> {\n    return new QueryRef<TData, TVariables>(\n      this.ensureClient().watchQuery<TData, TVariables>({\n        ...options,\n      }) as ObservableQuery<TData, TVariables>,\n      this.ngZone,\n      {\n        useInitialLoading: this.useInitialLoading,\n        ...options,\n      },\n    );\n  }\n\n  public query<T, V = EmptyObject>(options: QueryOptions<V, T>): Observable<ApolloQueryResult<T>> {\n    return fromPromise<ApolloQueryResult<T>>(() => this.ensureClient().query<T, V>({ ...options }));\n  }\n\n  public mutate<T, V = EmptyObject>(options: MutationOptions<T, V>): Observable<MutationResult<T>> {\n    return useMutationLoading(\n      fromPromise(() => this.ensureClient().mutate<T, V>({ ...options })),\n      options.useMutationLoading ?? this.useMutationLoading,\n    );\n  }\n\n  public subscribe<T, V = EmptyObject>(\n    options: SubscriptionOptions<V, T>,\n    extra?: ExtraSubscriptionOptions,\n  ): Observable<FetchResult<T>> {\n    const obs = from(fixObservable(this.ensureClient().subscribe<T, V>({ ...options })));\n\n    return extra && extra.useZone !== true ? obs : wrapWithZone(obs, this.ngZone);\n  }\n\n  /**\n   * Get an instance of ApolloClient\n   * @deprecated use `apollo.client` instead\n   */\n  public getClient() {\n    return this.client;\n  }\n\n  /**\n   * Set a new instance of ApolloClient\n   * Remember to clean up the store before setting a new client.\n   * @deprecated use `apollo.client = client` instead\n   *\n   * @param client ApolloClient instance\n   */\n  public setClient(client: ApolloClient<TCacheShape>) {\n    this.client = client;\n  }\n\n  /**\n   * Get an instance of ApolloClient\n   */\n  public get client(): ApolloClient<TCacheShape> {\n    return this._client;\n  }\n\n  /**\n   * Set a new instance of ApolloClient\n   * Remember to clean up the store before setting a new client.\n   *\n   * @param client ApolloClient instance\n   */\n  public set client(client: ApolloClient<TCacheShape>) {\n    if (this._client) {\n      throw new Error('Client has been already defined');\n    }\n\n    this._client = client;\n  }\n\n  private ensureClient() {\n    this.checkInstance();\n\n    return this._client;\n  }\n\n  private checkInstance(): void {\n    if (!this._client) {\n      throw new Error('Client has not been defined yet');\n    }\n  }\n}\n\n@Injectable()\nexport class Apollo extends ApolloBase<any> {\n  private map: Map<string, ApolloBase<any>> = new Map<string, ApolloBase<any>>();\n\n  constructor(\n    private _ngZone: NgZone,\n    @Optional()\n    @Inject(APOLLO_OPTIONS)\n    apolloOptions?: ApolloClientOptions<any>,\n    @Inject(APOLLO_NAMED_OPTIONS) @Optional() apolloNamedOptions?: NamedOptions,\n    @Inject(APOLLO_FLAGS) @Optional() flags?: Flags,\n  ) {\n    super(_ngZone, flags);\n\n    if (apolloOptions) {\n      this.createDefault(apolloOptions);\n    }\n\n    if (apolloNamedOptions && typeof apolloNamedOptions === 'object') {\n      for (let name in apolloNamedOptions) {\n        if (apolloNamedOptions.hasOwnProperty(name)) {\n          const options = apolloNamedOptions[name];\n          this.create(options, name);\n        }\n      }\n    }\n  }\n\n  /**\n   * Create an instance of ApolloClient\n   * @param options Options required to create ApolloClient\n   * @param name client's name\n   */\n  public create<TCacheShape>(options: ApolloClientOptions<TCacheShape>, name?: string): void {\n    if (isDefault(name)) {\n      this.createDefault<TCacheShape>(options);\n    } else {\n      this.createNamed<TCacheShape>(name, options);\n    }\n  }\n\n  /**\n   * Use a default ApolloClient\n   */\n  public default(): ApolloBase<any> {\n    return this;\n  }\n\n  /**\n   * Use a named ApolloClient\n   * @param name client's name\n   */\n  public use(name: string): ApolloBase<any> {\n    if (isDefault(name)) {\n      return this.default();\n    }\n    return this.map.get(name);\n  }\n\n  /**\n   * Create a default ApolloClient, same as `apollo.create(options)`\n   * @param options ApolloClient's options\n   */\n  public createDefault<TCacheShape>(options: ApolloClientOptions<TCacheShape>): void {\n    if (this.getClient()) {\n      throw new Error('Apollo has been already created.');\n    }\n\n    return this.setClient(new ApolloClient<TCacheShape>(options));\n  }\n\n  /**\n   * Create a named ApolloClient, same as `apollo.create(options, name)`\n   * @param name client's name\n   * @param options ApolloClient's options\n   */\n  public createNamed<TCacheShape>(name: string, options: ApolloClientOptions<TCacheShape>): void {\n    if (this.map.has(name)) {\n      throw new Error(`Client ${name} has been already created`);\n    }\n    this.map.set(\n      name,\n      new ApolloBase(this._ngZone, this.flags, new ApolloClient<TCacheShape>(options)),\n    );\n  }\n\n  /**\n   * Remember to clean up the store before removing a client\n   * @param name client's name\n   */\n  public removeClient(name?: string): void {\n    if (isDefault(name)) {\n      this._client = undefined;\n    } else {\n      this.map.delete(name);\n    }\n  }\n}\n\nfunction isDefault(name?: string): boolean {\n  return !name || name === 'default';\n}\n"]}