Files
smart-city-digital-twin-mar…/smart-app-city/frontend/node_modules/pngjs/lib/sync-reader.js
Eric FELIXINE e30ae8ed09 feat(smart-app): implement complete mobile app MVP
- App.tsx: full navigation (Auth stack + Main tabs with 5 screens)
- Auth: LoginScreen, RegisterScreen, ForgotPasswordScreen
- HomeScreen: dashboard with IoT metrics, weather widget, alerts, quick actions, sensors
- MapScreen: interactive map with layer toggles (6 layers)
- MarketplaceScreen: categories (6), products (5), search
- ChatScreen: AI chat with quick prompts (4), bot responses
- ProfileScreen: user info, stats, menu (9 items), logout
- AlertsScreen: alert list with severity, acknowledge
- SensorsScreen: sensor list with type filters (6 types), search
- ZonesScreen: zone cards with stats
- SettingsScreen: language picker (FR/EN/ES/DE), privacy, about
- Stores: iotStore (sensors, zones, alerts), notificationStore, uiStore + i18n
- Hooks: useSensors, useAlerts, useNotifications, useLocation
- Components: Card, Button, LoadingSpinner, ErrorBoundary, Header
- Services: iotService, notificationService (with axios API client)
- Utils: formatters (temp, AQI, noise, dates), validators (email, password, IBAN)
- Theme: colors.ts with full design system (Blue Ocean palette)
- Ditto: fixed MongoDB connection, new JWT secrets, official gateway image
2026-06-01 18:00:35 -04:00

52 lines
1.1 KiB
JavaScript

'use strict';
var SyncReader = module.exports = function(buffer) {
this._buffer = buffer;
this._reads = [];
};
SyncReader.prototype.read = function(length, callback) {
this._reads.push({
length: Math.abs(length), // if length < 0 then at most this length
allowLess: length < 0,
func: callback
});
};
SyncReader.prototype.process = function() {
// as long as there is any data and read requests
while (this._reads.length > 0 && this._buffer.length) {
var read = this._reads[0];
if (this._buffer.length && (this._buffer.length >= read.length || read.allowLess)) {
// ok there is any data so that we can satisfy this request
this._reads.shift(); // == read
var buf = this._buffer;
this._buffer = buf.slice(read.length);
read.func.call(this, buf.slice(0, read.length));
}
else {
break;
}
}
if (this._reads.length > 0) {
return new Error('There are some read requests waitng on finished stream');
}
if (this._buffer.length > 0) {
return new Error('unrecognised content at end of stream');
}
};