e30ae8ed09
- 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
43 lines
1.5 KiB
JavaScript
43 lines
1.5 KiB
JavaScript
'use strict';
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var $pow = require('math-intrinsics/pow');
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module.exports = function bytesAsFloat64(rawBytes) {
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// return new $Float64Array(new $Uint8Array(rawBytes).buffer)[0];
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/*
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Let value be the byte elements of rawBytes concatenated and interpreted as a little-endian bit string encoding of an IEEE 754-2008 binary64 value.
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If value is an IEEE 754-2008 binary64 NaN value, return the NaN Number value.
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Return the Number value that corresponds to value.
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*/
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var sign = rawBytes[7] & 0x80 ? -1 : 1; // first bit
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var exponent = ((rawBytes[7] & 0x7F) << 4) // 7 bits from index 7
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| ((rawBytes[6] & 0xF0) >> 4); // 4 bits from index 6
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var mantissa = ((rawBytes[6] & 0x0F) * 0x1000000000000) // 4 bits from index 6
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+ (rawBytes[5] * 0x10000000000) // 8 bits from index 5
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+ (rawBytes[4] * 0x100000000) // 8 bits from index 4
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+ (rawBytes[3] * 0x1000000) // 8 bits from index 3
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+ (rawBytes[2] * 0x10000) // 8 bits from index 2
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+ (rawBytes[1] * 0x100) // 8 bits from index 1
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+ rawBytes[0]; // 8 bits from index 0
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if (exponent === 0 && mantissa === 0) {
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return sign * 0;
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}
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if (exponent === 0x7FF && mantissa !== 0) {
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return NaN;
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}
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if (exponent === 0x7FF && mantissa === 0) {
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return sign * Infinity;
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}
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exponent -= 1023; // subtract the bias
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// Handle subnormal numbers
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if (exponent === -1023) {
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return sign * mantissa * 5e-324; // $pow(2, -1022 - 52)
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}
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return sign * (1 + (mantissa / 0x10000000000000)) * $pow(2, exponent);
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};
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