anon-identity/dist/storage/storage-factory-lazy.js

Decentralized identity framework with DIDs, Verifiable Credentials, and privacy-preserving selective disclosure

"use strict";
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var __importStar = (this && this.__importStar) || (function () {
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Object.defineProperty(exports, "__esModule", { value: true });
exports.StorageFactory = void 0;
const memory_storage_provider_1 = require("./providers/memory-storage-provider");
class StorageFactory {
    static async createProvider(config) {
        const key = JSON.stringify(config);
        // Return existing instance if available
        if (this.instances.has(key)) {
            return this.instances.get(key);
        }
        let provider;
        switch (config.provider) {
            case 'memory':
                provider = new memory_storage_provider_1.MemoryStorageProvider();
                break;
            case 'file':
                if (!config.file) {
                    throw new Error('File storage configuration required');
                }
                // Dynamic import for Node.js environments
                const { FileStorageProvider } = await Promise.resolve().then(() => __importStar(require('./providers/file-storage-provider-lazy')));
                provider = new FileStorageProvider(config.file.path, config.file.encryption || false);
                break;
            case 'ipfs':
                if (!config.ipfs) {
                    throw new Error('IPFS storage configuration required');
                }
                // Dynamic import for IPFS
                const { IPFSStorageProvider } = await Promise.resolve().then(() => __importStar(require('./providers/ipfs-storage-provider')));
                provider = new IPFSStorageProvider(config);
                break;
            case 'blockchain':
                if (!config.blockchain) {
                    throw new Error('Blockchain storage configuration required');
                }
                // Dynamic import for blockchain
                const { BlockchainStorageProvider } = await Promise.resolve().then(() => __importStar(require('./providers/blockchain-storage-provider-lazy')));
                provider = new BlockchainStorageProvider(config);
                break;
            case 'hybrid':
                // Dynamic import for hybrid storage
                const { HybridStorageProvider } = await Promise.resolve().then(() => __importStar(require('./providers/hybrid-storage-provider')));
                provider = new HybridStorageProvider(config);
                break;
            default:
                throw new Error(`Unknown storage provider: ${config.provider}`);
        }
        this.instances.set(key, provider);
        return provider;
    }
    static async getDefaultProvider() {
        return this.createProvider({ provider: 'memory' });
    }
    static clearInstances() {
        this.instances.clear();
    }
}
exports.StorageFactory = StorageFactory;
StorageFactory.instances = new Map();
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