7e7393e4f8
DChain single-node blockchain + React Native messenger client. Core: - PBFT consensus with multi-sig validator admission + equivocation slashing - BadgerDB + schema migration scaffold (CurrentSchemaVersion=0) - libp2p gossipsub (tx/v1, blocks/v1, relay/v1, version/v1) - Native Go contracts (username_registry) alongside WASM (wazero) - WebSocket gateway with topic-based fanout + Ed25519-nonce auth - Relay mailbox with NaCl envelope encryption (X25519 + Ed25519) - Prometheus /metrics, per-IP rate limit, body-size cap Deployment: - Single-node compose (deploy/single/) with Caddy TLS + optional Prometheus - 3-node dev compose (docker-compose.yml) with mocked internet topology - 3-validator prod compose (deploy/prod/) for federation - Auto-update from Gitea via /api/update-check + systemd timer - Build-time version injection (ldflags → node --version) - UI / Swagger toggle flags (DCHAIN_DISABLE_UI, DCHAIN_DISABLE_SWAGGER) Client (client-app/): - Expo / React Native / NativeWind - E2E NaCl encryption, typing indicator, contact requests - Auto-discovery of canonical contracts, chain_id aware, WS reconnect on node switch Documentation: - README.md, CHANGELOG.md, CONTEXT.md - deploy/single/README.md with 6 operator scenarios - deploy/UPDATE_STRATEGY.md with 4-layer forward-compat design - docs/contracts/*.md per contract
83 lines
2.8 KiB
TypeScript
83 lines
2.8 KiB
TypeScript
/**
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* Create Account screen.
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* Generates a new Ed25519 + X25519 keypair and saves it securely.
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*/
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import React, { useState } from 'react';
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import { View, Text, ScrollView, Alert } from 'react-native';
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import { router } from 'expo-router';
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import { generateKeyFile } from '@/lib/crypto';
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import { saveKeyFile } from '@/lib/storage';
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import { useStore } from '@/lib/store';
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import { Button } from '@/components/ui/Button';
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import { Input } from '@/components/ui/Input';
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import { Card } from '@/components/ui/Card';
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export default function CreateAccountScreen() {
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const setKeyFile = useStore(s => s.setKeyFile);
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const [loading, setLoading] = useState(false);
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async function handleCreate() {
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setLoading(true);
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try {
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const kf = generateKeyFile();
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await saveKeyFile(kf);
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setKeyFile(kf);
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router.replace('/(auth)/created');
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} catch (e: any) {
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Alert.alert('Error', e.message);
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} finally {
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setLoading(false);
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}
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}
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return (
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<ScrollView
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className="flex-1 bg-background"
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contentContainerClassName="px-6 pt-16 pb-10"
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>
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{/* Header */}
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<Button variant="ghost" size="sm" onPress={() => router.back()} className="self-start mb-6 -ml-2">
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← Back
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</Button>
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<Text className="text-white text-3xl font-bold mb-2">Create Account</Text>
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<Text className="text-muted text-base mb-8 leading-6">
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A new identity will be generated on your device.
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Your private key never leaves this app.
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</Text>
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{/* Info cards */}
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<Card className="mb-4 gap-3">
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<InfoRow icon="🔑" label="Ed25519 signing key" desc="Your blockchain address and tx signing key" />
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<InfoRow icon="🔒" label="X25519 encryption key" desc="End-to-end encryption for messages" />
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<InfoRow icon="📱" label="Stored on device" desc="Keys are encrypted in the device secure store" />
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</Card>
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<Card className="mb-8 border-primary/30 bg-primary/10">
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<Text className="text-accent text-sm font-semibold mb-1">⚠ Important</Text>
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<Text className="text-muted text-sm leading-5">
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After creation, export and backup your key file.
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If you lose it there is no recovery — the blockchain has no password reset.
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</Text>
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</Card>
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<Button onPress={handleCreate} loading={loading} size="lg">
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Generate Keys & Create Account
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</Button>
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</ScrollView>
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);
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}
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function InfoRow({ icon, label, desc }: { icon: string; label: string; desc: string }) {
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return (
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<View className="flex-row items-start gap-3">
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<Text className="text-xl">{icon}</Text>
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<View className="flex-1">
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<Text className="text-white text-sm font-semibold">{label}</Text>
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<Text className="text-muted text-xs mt-0.5">{desc}</Text>
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</View>
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</View>
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);
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}
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