106 lines
3.4 KiB
JavaScript
106 lines
3.4 KiB
JavaScript
class SearchedAddressDB {
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constructor() {
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this.dbName = "AvaxWalletDB";
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this.version = 1;
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this.storeName = "searchedAddresses";
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this.db = null;
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}
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async init() {
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return new Promise((resolve, reject) => {
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const request = indexedDB.open(this.dbName, this.version);
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request.onerror = () => reject(request.error);
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request.onsuccess = () => {
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this.db = request.result;
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resolve();
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};
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request.onupgradeneeded = (event) => {
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const db = event.target.result;
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if (!db.objectStoreNames.contains(this.storeName)) {
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const store = db.createObjectStore(this.storeName, {
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keyPath: "address",
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});
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store.createIndex("timestamp", "timestamp", { unique: false });
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}
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};
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});
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}
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async saveSearchedAddress(
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avaxAddress,
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balance,
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timestamp = Date.now(),
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sourceInfo = null
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) {
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if (!this.db) await this.init();
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return new Promise((resolve, reject) => {
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const transaction = this.db.transaction([this.storeName], "readwrite");
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const store = transaction.objectStore(this.storeName);
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const getRequest = store.get(avaxAddress);
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getRequest.onsuccess = () => {
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const existingRecord = getRequest.result;
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let finalSourceInfo = sourceInfo;
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if (existingRecord && existingRecord.sourceInfo && !sourceInfo) {
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finalSourceInfo = existingRecord.sourceInfo;
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} else if (
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existingRecord &&
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existingRecord.sourceInfo &&
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sourceInfo === null
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) {
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finalSourceInfo = existingRecord.sourceInfo;
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}
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const data = {
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address: avaxAddress,
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balance,
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timestamp,
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formattedBalance: `${balance} AVAX`,
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sourceInfo: finalSourceInfo,
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};
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const putRequest = store.put(data);
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putRequest.onsuccess = () => resolve();
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putRequest.onerror = () => reject(putRequest.error);
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};
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getRequest.onerror = () => reject(getRequest.error);
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});
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}
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async getSearchedAddresses() {
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if (!this.db) await this.init();
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return new Promise((resolve, reject) => {
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const transaction = this.db.transaction([this.storeName], "readonly");
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const store = transaction.objectStore(this.storeName);
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const index = store.index("timestamp");
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const request = index.getAll();
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request.onsuccess = () => {
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const results = request.result.sort(
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(a, b) => b.timestamp - a.timestamp
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);
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resolve(results);
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};
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request.onerror = () => reject(request.error);
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});
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}
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async deleteSearchedAddress(avaxAddress) {
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if (!this.db) await this.init();
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return new Promise((resolve, reject) => {
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const transaction = this.db.transaction([this.storeName], "readwrite");
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const store = transaction.objectStore(this.storeName);
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const request = store.delete(avaxAddress);
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request.onsuccess = () => resolve();
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request.onerror = () => reject(request.error);
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});
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}
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async clearAllSearchedAddresses() {
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if (!this.db) await this.init();
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return new Promise((resolve, reject) => {
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const transaction = this.db.transaction([this.storeName], "readwrite");
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const store = transaction.objectStore(this.storeName);
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const request = store.clear();
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request.onsuccess = () => resolve();
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request.onerror = () => reject(request.error);
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});
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}
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}
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