@apollo-orbit/angular
Version:
A fully-featured GraphQL client for Angular with modular state management.
50 lines • 7.41 kB
JavaScript
import { Injectable } from '@angular/core';
import { addStateToCache, addStateToClient, MutationManager, partition } from '@apollo-orbit/core';
import { ApolloError } from '@apollo/client/core';
import * as i0 from "@angular/core";
const apolloErrorFactory = (graphQLErrors) => new ApolloError({ graphQLErrors });
export class StateManager {
clients = {};
pending = [];
/**
* Create a mutation manager for an apollo client
*/
createManager(clientId, client) {
if (this.clients[clientId] !== undefined)
throw new Error(`Apollo clients with duplicate options.id: '${clientId}'`);
const manager = new MutationManager(apolloErrorFactory);
this.clients[clientId] = { client, manager };
const [current, pending] = partition(this.pending, state => state.clientId === clientId);
this.pending = pending;
this.addState(client, manager, ...current);
return manager;
}
onAddStates(states) {
for (const state of states) {
const pair = this.clients[state.clientId];
if (pair) {
const { client, manager } = pair;
this.addState(client, manager, state);
}
else {
this.pending = [...this.pending, state];
}
}
}
addState(client, manager, ...states) {
const addToClient = addStateToClient(client);
const addToCache = addStateToCache(client.cache);
states.forEach(state => {
addToClient(state);
addToCache(state);
manager.addState(state);
state.onInit?.(client.cache);
});
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.1.3", ngImport: i0, type: StateManager, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "18.1.3", ngImport: i0, type: StateManager });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.1.3", ngImport: i0, type: StateManager, decorators: [{
type: Injectable
}] });
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