118 lines
2.8 KiB
JavaScript
118 lines
2.8 KiB
JavaScript
import {QueryTarget} from "./QueryTarget.js";
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import { reqAsPromise } from "./utils.js";
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import { StorageError } from "../common.js";
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class QueryTargetWrapper {
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constructor(qt) {
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this._qt = qt;
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}
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supports(methodName) {
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return !!this._qt[methodName];
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}
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openKeyCursor(...params) {
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// not supported on Edge 15
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if (!this._qt.openKeyCursor) {
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return this.openCursor(...params);
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}
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try {
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return this._qt.openKeyCursor(...params);
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} catch(err) {
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throw new StorageError("openKeyCursor failed", err);
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}
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}
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openCursor(...params) {
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try {
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return this._qt.openCursor(...params);
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} catch(err) {
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throw new StorageError("openCursor failed", err);
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}
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}
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put(...params) {
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try {
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return this._qt.put(...params);
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} catch(err) {
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throw new StorageError("put failed", err);
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}
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}
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add(...params) {
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try {
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return this._qt.add(...params);
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} catch(err) {
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throw new StorageError("add failed", err);
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}
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}
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get(...params) {
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try {
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return this._qt.get(...params);
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} catch(err) {
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throw new StorageError("get failed", err);
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}
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}
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getKey(...params) {
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try {
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return this._qt.getKey(...params);
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} catch(err) {
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throw new StorageError("getKey failed", err);
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}
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}
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delete(...params) {
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try {
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return this._qt.delete(...params);
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} catch(err) {
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throw new StorageError("delete failed", err);
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}
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}
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index(...params) {
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try {
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return this._qt.index(...params);
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} catch(err) {
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throw new StorageError("index failed", err);
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}
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}
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}
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export class Store extends QueryTarget {
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constructor(idbStore) {
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super(new QueryTargetWrapper(idbStore));
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}
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get _idbStore() {
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return this._target;
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}
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index(indexName) {
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return new QueryTarget(new QueryTargetWrapper(this._idbStore.index(indexName)));
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}
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async put(value) {
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try {
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return await reqAsPromise(this._idbStore.put(value));
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} catch(err) {
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const originalErr = err.cause;
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throw new StorageError(`put on ${this._idbStore.name} failed`, originalErr, value);
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}
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}
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async add(value) {
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try {
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return await reqAsPromise(this._idbStore.add(value));
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} catch(err) {
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const originalErr = err.cause;
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throw new StorageError(`add on ${this._idbStore.name} failed`, originalErr, value);
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}
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}
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delete(keyOrKeyRange) {
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return reqAsPromise(this._idbStore.delete(keyOrKeyRange));
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}
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}
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