simpleEncrypt/temp.html at main · Proto-Chat/simpleEncrypt · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/idb@8/build/umd.js"></script>

    <script>
        const dbName = 'keyDatabase';
        const storeName = 'keys';
        const version = 1;
        const key = 'privt';

        /*
        function writeKeyToIDB(key) {
            return new Promise((resolve, reject) => {
                const request = indexedDB.open("keyDatabase", 2);
                request.onerror = (err) => {
                    console.error(err);
                };
                request.onupgradeneeded = (event) => {
                    const db = event.target.result;
                    const objectStore = db.createObjectStore("keys", { keyPath: "keyType" });
                    objectStore.createIndex("key", "key", { unique: true });
                    objectStore.transaction.oncomplete = (event) => {
                        const keyObjStore = db
                            .transaction("keys", "readwrite")
                            .objectStore("keys");

                        keyObjStore.add({ keyType: 'prvt', key: "DJDHDJKHKJDHKFJSHFKJDSHFLKJDf" });
                    };
                };
            })
        }
        */

        const getDB = () => {
            return new Promise(async (resolve, reject) => {
                if (!('indexedDB' in window)) {
                    console.warn('IndexedDB not supported');
                    return reject();
                }

                const db = await idb.openDB(dbName, version, {
                    upgrade(db, oldVersion, newVersion, transaction) {
                        const store = db.createObjectStore(storeName);
                    }
                });

                resolve(db);
            });
        }


        async function writeKeyToIDB(cKey) {
            try {
                const db = await getDB();
                if (!db) return;

                const tx = db.transaction(storeName, 'readwrite');
                const store = await tx.objectStore(storeName);

                const val = cKey;
                const value = await store.put(val, key);
                await tx.done;

                return true;
            }
            catch (err) {
                console.error(err);
                return false;
            }
        }

        async function send() {
            const db = await getDB();
            if (!db) return;

            const privtKey = await db.transaction(storeName).objectStore(storeName).get(key);
            console.log(privtKey);
        }
    </script>
</head>

<body>
    <button onclick="writeKeyToIDB('MY PRIVATE KEY!!!')">New Private Key</button>
    <input type="text" id="txtinp">
    <button onclick="send()">send message</button>
</body>

</html>