ngx-indexed-database
Version:
<div align="center"> <img src="https://w3c.github.io/IndexedDB/logo-db.svg" width="120"/> </div> <h1 align="center">ngx-indexed-database</h1>
74 lines • 12.7 kB
JavaScript
import { __awaiter } from "tslib";
import { Injectable } from "@angular/core";
import { HelperUtils } from "../utils/helper.utils";
import { SCHEMA_STORE_NAME } from "../constants/schema-store.constant";
import * as i0 from "@angular/core";
export class NgxIndexedDatabaseStoreSchemaService {
constructor() {
this.primaryKey = 'name';
}
defineSchemasStore(dbName) {
return __awaiter(this, void 0, void 0, function* () {
try {
const indexedDBOpenRequest = indexedDB.open(dbName, 1);
yield HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onupgradeneeded', 'onerror');
const database = indexedDBOpenRequest.result;
yield database.createObjectStore(SCHEMA_STORE_NAME, { keyPath: this.primaryKey });
yield HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');
database === null || database === void 0 ? void 0 : database.close();
}
catch (e) { }
return { success: true };
});
}
modifySchemaStore(dbName, storeName, storeSchema) {
return __awaiter(this, void 0, void 0, function* () {
const indexedDBOpenRequest = indexedDB.open(dbName);
const data = {
[this.primaryKey]: storeName,
schema: encodeURIComponent(JSON.stringify(storeSchema))
};
yield HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');
const database = indexedDBOpenRequest.result;
const transaction = database.transaction(SCHEMA_STORE_NAME, "readwrite");
const store = transaction.objectStore(SCHEMA_STORE_NAME);
const updateRequest = store.put(data);
yield HelperUtils.promisifyIndexedDBRequest(updateRequest, 'onsuccess', 'onerror');
database === null || database === void 0 ? void 0 : database.close();
return data;
});
}
getStoreSchema(dbName, storeName) {
var _a;
return __awaiter(this, void 0, void 0, function* () {
const indexedDBOpenRequest = indexedDB.open(dbName);
yield HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');
const database = indexedDBOpenRequest.result;
const transaction = database.transaction(SCHEMA_STORE_NAME, "readwrite");
const store = transaction.objectStore(SCHEMA_STORE_NAME);
const readRequest = store.get(storeName);
yield HelperUtils.promisifyIndexedDBRequest(readRequest, 'onsuccess', 'onerror');
database === null || database === void 0 ? void 0 : database.close();
return JSON.parse(decodeURIComponent(((_a = readRequest === null || readRequest === void 0 ? void 0 : readRequest.result) === null || _a === void 0 ? void 0 : _a.schema) || null));
});
}
removeStoreSchema(dbName, storeName) {
return __awaiter(this, void 0, void 0, function* () {
const indexedDBOpenRequest = indexedDB.open(dbName);
yield HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');
const database = indexedDBOpenRequest.result;
const transaction = database.transaction(SCHEMA_STORE_NAME, "readwrite");
const store = transaction.objectStore(SCHEMA_STORE_NAME);
const deleteRequest = store.delete(storeName);
yield HelperUtils.promisifyIndexedDBRequest(deleteRequest, 'onsuccess', 'onerror');
database === null || database === void 0 ? void 0 : database.close();
return { success: true };
});
}
}
NgxIndexedDatabaseStoreSchemaService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.2.16", ngImport: i0, type: NgxIndexedDatabaseStoreSchemaService, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
NgxIndexedDatabaseStoreSchemaService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.2.16", ngImport: i0, type: NgxIndexedDatabaseStoreSchemaService });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.2.16", ngImport: i0, type: NgxIndexedDatabaseStoreSchemaService, decorators: [{
type: Injectable
}], ctorParameters: function () { return []; } });
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{Injectable} from \"@angular/core\";\nimport {HelperUtils} from \"../utils/helper.utils\";\nimport {IndexedDBStoreSchema} from \"../models/IndexedDBStoreSchema\";\nimport {SCHEMA_STORE_NAME} from \"../constants/schema-store.constant\";\n\n@Injectable()\nexport class NgxIndexedDatabaseStoreSchemaService {\n  primaryKey = 'name';\n\n  constructor() {}\n\n  async defineSchemasStore(dbName: string) {\n    try {\n      const indexedDBOpenRequest: IDBOpenDBRequest = indexedDB.open(dbName, 1);\n      await HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onupgradeneeded', 'onerror');\n      const database: IDBDatabase = indexedDBOpenRequest.result;\n      await database.createObjectStore(SCHEMA_STORE_NAME, { keyPath: this.primaryKey });\n\n      await HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');\n      database?.close();\n    } catch (e) {}\n\n    return { success: true };\n  }\n\n  async modifySchemaStore(dbName: string, storeName: string, storeSchema: IndexedDBStoreSchema): Promise<any> {\n    const indexedDBOpenRequest: IDBOpenDBRequest = indexedDB.open(dbName);\n\n    const data = {\n      [this.primaryKey]: storeName,\n      schema: encodeURIComponent(JSON.stringify(storeSchema))\n    };\n\n    await HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');\n    const database: IDBDatabase = indexedDBOpenRequest.result;\n    const transaction: IDBTransaction = database.transaction(SCHEMA_STORE_NAME, \"readwrite\");\n    const store: IDBObjectStore = transaction.objectStore(SCHEMA_STORE_NAME);\n    const updateRequest: IDBRequest = store.put(data);\n    await HelperUtils.promisifyIndexedDBRequest(updateRequest, 'onsuccess', 'onerror');\n    database?.close();\n\n    return data;\n  }\n\n  async getStoreSchema(dbName: string, storeName: string): Promise<IndexedDBStoreSchema> {\n    const indexedDBOpenRequest: IDBOpenDBRequest = indexedDB.open(dbName);\n\n    await HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');\n    const database: IDBDatabase = indexedDBOpenRequest.result;\n    const transaction: IDBTransaction = database.transaction(SCHEMA_STORE_NAME, \"readwrite\");\n    const store: IDBObjectStore = transaction.objectStore(SCHEMA_STORE_NAME);\n    const readRequest: IDBRequest = store.get(storeName);\n    await HelperUtils.promisifyIndexedDBRequest(readRequest, 'onsuccess', 'onerror');\n    database?.close();\n\n    return JSON.parse(decodeURIComponent(readRequest?.result?.schema || null));\n  }\n\n  async removeStoreSchema(dbName: string, storeName: string): Promise<{ success: boolean }> {\n    const indexedDBOpenRequest: IDBOpenDBRequest = indexedDB.open(dbName);\n\n    await HelperUtils.promisifyIndexedDBRequest(indexedDBOpenRequest, 'onsuccess', 'onerror');\n    const database: IDBDatabase = indexedDBOpenRequest.result;\n    const transaction: IDBTransaction = database.transaction(SCHEMA_STORE_NAME, \"readwrite\");\n    const store: IDBObjectStore = transaction.objectStore(SCHEMA_STORE_NAME);\n    const deleteRequest: IDBRequest = store.delete(storeName);\n    await HelperUtils.promisifyIndexedDBRequest(deleteRequest, 'onsuccess', 'onerror');\n    database?.close();\n\n    return { success: true };\n  }\n}\n"]}