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✨ feat(nutriphi): add AI-powered nutrition tracking app
- NestJS backend with Gemini AI for food photo analysis - SvelteKit web app with Svelte 5 runes - Drizzle ORM schema for meals, goals, favorites, recommendations - Unified auth pages using shared-auth-ui components - Landing page with Astro - Shared types and utilities package
This commit is contained in:
Till-JS
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70 changed files with 4256 additions and 4 deletions
124
apps/nutriphi/packages/shared/src/constants/index.ts
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124
apps/nutriphi/packages/shared/src/constants/index.ts
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// Default daily recommended values (based on 2000 kcal diet)
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export const DEFAULT_DAILY_VALUES = {
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calories: 2000,
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protein: 50, // grams
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carbohydrates: 275, // grams
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fat: 78, // grams
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fiber: 28, // grams
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sugar: 50, // grams (max)
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saturatedFat: 20, // grams (max)
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// Vitamins
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vitaminA: 900, // µg RAE
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vitaminB1: 1.2, // mg
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vitaminB2: 1.3, // mg
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vitaminB3: 16, // mg
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vitaminB5: 5, // mg
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vitaminB6: 1.7, // mg
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vitaminB7: 30, // µg
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vitaminB9: 400, // µg
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vitaminB12: 2.4, // µg
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vitaminC: 90, // mg
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vitaminD: 20, // µg
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vitaminE: 15, // mg
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vitaminK: 120, // µg
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// Minerals
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calcium: 1000, // mg
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iron: 18, // mg
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magnesium: 420, // mg
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phosphorus: 700, // mg
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potassium: 4700, // mg
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sodium: 2300, // mg (max)
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zinc: 11, // mg
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copper: 0.9, // mg
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manganese: 2.3, // mg
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selenium: 55, // µg
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} as const;
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// Meal type labels
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export const MEAL_TYPE_LABELS = {
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breakfast: {
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de: 'Frühstück',
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en: 'Breakfast',
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},
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lunch: {
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de: 'Mittagessen',
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en: 'Lunch',
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},
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dinner: {
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de: 'Abendessen',
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en: 'Dinner',
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},
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snack: {
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de: 'Snack',
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en: 'Snack',
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},
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} as const;
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// Nutrient categories for UI grouping
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export const NUTRIENT_CATEGORIES = {
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macros: ['calories', 'protein', 'carbohydrates', 'fat', 'fiber', 'sugar'],
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vitamins: [
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'vitaminA',
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'vitaminB1',
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'vitaminB2',
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'vitaminB3',
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'vitaminB5',
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'vitaminB6',
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'vitaminB7',
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'vitaminB9',
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'vitaminB12',
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'vitaminC',
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'vitaminD',
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'vitaminE',
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'vitaminK',
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],
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minerals: [
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'calcium',
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'iron',
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'magnesium',
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'phosphorus',
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'potassium',
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'sodium',
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'zinc',
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'copper',
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'manganese',
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'selenium',
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],
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} as const;
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// Nutrient display info
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export const NUTRIENT_INFO = {
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calories: { label: 'Kalorien', unit: 'kcal', color: '#F59E0B' },
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protein: { label: 'Protein', unit: 'g', color: '#EF4444' },
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carbohydrates: { label: 'Kohlenhydrate', unit: 'g', color: '#3B82F6' },
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fat: { label: 'Fett', unit: 'g', color: '#8B5CF6' },
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fiber: { label: 'Ballaststoffe', unit: 'g', color: '#10B981' },
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sugar: { label: 'Zucker', unit: 'g', color: '#EC4899' },
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vitaminA: { label: 'Vitamin A', unit: 'µg', color: '#F97316' },
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vitaminC: { label: 'Vitamin C', unit: 'mg', color: '#FBBF24' },
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vitaminD: { label: 'Vitamin D', unit: 'µg', color: '#A3E635' },
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calcium: { label: 'Calcium', unit: 'mg', color: '#E5E7EB' },
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iron: { label: 'Eisen', unit: 'mg', color: '#78716C' },
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magnesium: { label: 'Magnesium', unit: 'mg', color: '#06B6D4' },
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} as const;
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// Credit costs per action
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export const CREDIT_COSTS = {
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photoAnalysis: 5,
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textAnalysis: 2,
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aiCoaching: 10,
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} as const;
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// Theme colors
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export const NUTRIPHI_COLORS = {
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primary: '#22C55E', // Green 500
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primaryHover: '#16A34A', // Green 600
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primaryLight: '#86EFAC', // Green 300
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secondary: '#F97316', // Orange 500
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accent: '#14B8A6', // Teal 500
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background: '#0F1F0F', // Dark green tinted
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backgroundCard: '#1A2F1A',
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textPrimary: '#F0FDF4', // Green 50
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textSecondary: '#BBF7D0', // Green 200
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border: '#22543D', // Green 800
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} as const;
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8
apps/nutriphi/packages/shared/src/index.ts
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8
apps/nutriphi/packages/shared/src/index.ts
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// Types
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export * from './types';
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// Constants
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export * from './constants';
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// Utils
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export * from './utils';
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185
apps/nutriphi/packages/shared/src/types/index.ts
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185
apps/nutriphi/packages/shared/src/types/index.ts
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// User Goals
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export interface UserGoals {
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id: string;
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userId: string;
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dailyCalories: number;
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dailyProtein?: number | null; // in grams
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dailyCarbs?: number | null;
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dailyFat?: number | null;
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dailyFiber?: number | null;
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createdAt: Date;
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updatedAt: Date;
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}
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export interface CreateUserGoalsDto {
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dailyCalories: number;
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dailyProtein?: number;
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dailyCarbs?: number;
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dailyFat?: number;
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dailyFiber?: number;
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}
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// Meal Types
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export type MealType = 'breakfast' | 'lunch' | 'dinner' | 'snack';
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export type InputType = 'photo' | 'text';
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// Meal
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export interface Meal {
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id: string;
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userId: string;
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date: Date;
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mealType: MealType;
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inputType: InputType;
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description: string; // AI-generated description of the meal
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portionSize?: string; // e.g., "small", "medium", "large" or grams
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confidence: number; // AI confidence score 0-1
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createdAt: Date;
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}
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export interface CreateMealDto {
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mealType: MealType;
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inputType: InputType;
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description?: string; // For text input
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imageBase64?: string; // For photo input
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portionSize?: string;
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}
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// Nutrition Data
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export interface MealNutrition {
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id: string;
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mealId: string;
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// Macros
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calories: number;
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protein: number;
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carbohydrates: number;
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fat: number;
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fiber: number;
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sugar: number;
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saturatedFat?: number | null;
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unsaturatedFat?: number | null;
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// Vitamins (in mg or µg as appropriate)
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vitaminA?: number | null; // µg RAE
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vitaminB1?: number | null; // mg (Thiamin)
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vitaminB2?: number | null; // mg (Riboflavin)
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vitaminB3?: number | null; // mg (Niacin)
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vitaminB5?: number | null; // mg (Pantothenic acid)
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vitaminB6?: number | null; // mg
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vitaminB7?: number | null; // µg (Biotin)
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vitaminB9?: number | null; // µg (Folate)
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vitaminB12?: number | null; // µg
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vitaminC?: number | null; // mg
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vitaminD?: number | null; // µg
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vitaminE?: number | null; // mg
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vitaminK?: number | null; // µg
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// Minerals (in mg)
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calcium?: number | null;
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iron?: number | null;
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magnesium?: number | null;
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phosphorus?: number | null;
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potassium?: number | null;
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sodium?: number | null;
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zinc?: number | null;
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copper?: number | null;
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manganese?: number | null;
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selenium?: number | null; // µg
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// Water
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water?: number | null; // ml
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}
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// Favorite Meals
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export interface FavoriteMeal {
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id: string;
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userId: string;
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name: string;
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description: string;
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mealType: MealType;
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nutrition: Omit<MealNutrition, 'id' | 'mealId'>;
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usageCount: number;
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createdAt: Date;
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updatedAt: Date;
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}
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export interface CreateFavoriteMealDto {
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name: string;
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mealId?: string; // Create from existing meal
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description?: string;
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mealType?: MealType;
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}
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// Daily Summary
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export interface DailySummary {
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date: Date;
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meals: Meal[];
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totalNutrition: Omit<MealNutrition, 'id' | 'mealId'>;
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goals?: UserGoals;
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progress: NutritionProgress;
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}
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export interface NutritionProgress {
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calories: { current: number; target: number; percentage: number };
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protein?: { current: number; target: number; percentage: number };
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carbs?: { current: number; target: number; percentage: number };
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fat?: { current: number; target: number; percentage: number };
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}
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// Recommendations
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export type RecommendationType = 'hint' | 'coaching';
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export type RecommendationPriority = 'low' | 'medium' | 'high';
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export interface Recommendation {
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id: string;
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userId: string;
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date: Date;
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type: RecommendationType;
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priority: RecommendationPriority;
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message: string;
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nutrient?: string; // e.g., 'protein', 'vitaminC'
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actionable?: string; // e.g., "Add more leafy greens"
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dismissed: boolean;
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createdAt: Date;
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}
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// Weekly Stats
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export interface WeeklyStats {
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startDate: Date;
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endDate: Date;
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days: DailyStats[];
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averages: {
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calories: number;
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protein: number;
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carbs: number;
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fat: number;
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};
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trends: {
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caloriesTrend: 'up' | 'down' | 'stable';
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proteinTrend: 'up' | 'down' | 'stable';
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};
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}
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export interface DailyStats {
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date: Date;
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totalCalories: number;
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totalProtein: number;
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totalCarbs: number;
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totalFat: number;
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mealCount: number;
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goalsMet: boolean;
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}
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// AI Analysis Response
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export interface AIAnalysisResult {
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foods: DetectedFood[];
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totalNutrition: Omit<MealNutrition, 'id' | 'mealId'>;
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description: string;
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confidence: number;
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warnings?: string[]; // e.g., "Could not identify one item"
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suggestions?: string[]; // e.g., "Consider adding more vegetables"
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}
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export interface DetectedFood {
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name: string;
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quantity: string; // e.g., "150g", "1 cup"
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calories: number;
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confidence: number;
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source?: 'usda' | 'openfoodfacts' | 'ai_estimate';
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}
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174
apps/nutriphi/packages/shared/src/utils/index.ts
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174
apps/nutriphi/packages/shared/src/utils/index.ts
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import { DEFAULT_DAILY_VALUES, NUTRIENT_INFO } from '../constants';
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import type { MealNutrition, NutritionProgress, UserGoals } from '../types';
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/**
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* Calculate nutrition progress towards daily goals
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*/
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export function calculateProgress(
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totalNutrition: Partial<MealNutrition>,
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goals?: UserGoals
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): NutritionProgress {
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const targetCalories = goals?.dailyCalories ?? DEFAULT_DAILY_VALUES.calories;
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const targetProtein = goals?.dailyProtein ?? DEFAULT_DAILY_VALUES.protein;
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const targetCarbs = goals?.dailyCarbs ?? DEFAULT_DAILY_VALUES.carbohydrates;
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const targetFat = goals?.dailyFat ?? DEFAULT_DAILY_VALUES.fat;
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return {
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calories: {
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current: totalNutrition.calories ?? 0,
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target: targetCalories,
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percentage: Math.min(
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100,
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Math.round(((totalNutrition.calories ?? 0) / targetCalories) * 100)
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),
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},
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protein: {
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current: totalNutrition.protein ?? 0,
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target: targetProtein,
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percentage: Math.min(100, Math.round(((totalNutrition.protein ?? 0) / targetProtein) * 100)),
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},
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carbs: {
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current: totalNutrition.carbohydrates ?? 0,
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target: targetCarbs,
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percentage: Math.min(
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100,
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Math.round(((totalNutrition.carbohydrates ?? 0) / targetCarbs) * 100)
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),
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},
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fat: {
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current: totalNutrition.fat ?? 0,
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target: targetFat,
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percentage: Math.min(100, Math.round(((totalNutrition.fat ?? 0) / targetFat) * 100)),
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},
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};
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}
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/**
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* Sum up nutrition from multiple meals
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*/
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export function sumNutrition(
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meals: Array<{ nutrition?: Partial<MealNutrition> | null }>
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): Partial<MealNutrition> {
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const sum = {
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calories: 0,
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protein: 0,
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carbohydrates: 0,
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fat: 0,
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fiber: 0,
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sugar: 0,
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};
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for (const meal of meals) {
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if (!meal.nutrition) continue;
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const n = meal.nutrition;
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if (typeof n.calories === 'number') sum.calories += n.calories;
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if (typeof n.protein === 'number') sum.protein += n.protein;
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if (typeof n.carbohydrates === 'number') sum.carbohydrates += n.carbohydrates;
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if (typeof n.fat === 'number') sum.fat += n.fat;
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if (typeof n.fiber === 'number') sum.fiber += n.fiber;
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if (typeof n.sugar === 'number') sum.sugar += n.sugar;
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}
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return sum;
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}
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/**
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* Format nutrient value with unit
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*/
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export function formatNutrient(
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nutrient: keyof typeof NUTRIENT_INFO,
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value: number | undefined
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): string {
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if (value === undefined) return '-';
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const info = NUTRIENT_INFO[nutrient];
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if (!info) return `${value}`;
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if (nutrient === 'calories') {
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return `${Math.round(value)} ${info.unit}`;
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}
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return `${value.toFixed(1)} ${info.unit}`;
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}
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/**
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* Get color for progress percentage
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*/
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export function getProgressColor(percentage: number): string {
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if (percentage < 50) return '#EF4444'; // Red
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if (percentage < 80) return '#F59E0B'; // Orange
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if (percentage <= 100) return '#22C55E'; // Green
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return '#EF4444'; // Red (over target)
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}
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/**
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* Detect deficiencies based on daily values
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*/
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export function detectDeficiencies(
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totalNutrition: Partial<MealNutrition>
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): Array<{ nutrient: string; percentage: number; label: string }> {
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const deficiencies: Array<{ nutrient: string; percentage: number; label: string }> = [];
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const checks = [
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{ key: 'protein', threshold: 0.5 },
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{ key: 'fiber', threshold: 0.5 },
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{ key: 'vitaminC', threshold: 0.5 },
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{ key: 'vitaminD', threshold: 0.5 },
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{ key: 'iron', threshold: 0.5 },
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{ key: 'calcium', threshold: 0.5 },
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] as const;
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for (const check of checks) {
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const value = totalNutrition[check.key as keyof typeof totalNutrition];
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const dailyValue = DEFAULT_DAILY_VALUES[check.key as keyof typeof DEFAULT_DAILY_VALUES];
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if (
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typeof value === 'number' &&
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typeof dailyValue === 'number' &&
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value < dailyValue * check.threshold
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) {
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const info = NUTRIENT_INFO[check.key as keyof typeof NUTRIENT_INFO];
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deficiencies.push({
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nutrient: check.key,
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percentage: Math.round((value / dailyValue) * 100),
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label: info?.label ?? check.key,
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});
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}
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}
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return deficiencies;
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}
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/**
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* Get meal type based on current time
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*/
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export function suggestMealType(): 'breakfast' | 'lunch' | 'dinner' | 'snack' {
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const hour = new Date().getHours();
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if (hour >= 5 && hour < 11) return 'breakfast';
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if (hour >= 11 && hour < 14) return 'lunch';
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if (hour >= 17 && hour < 21) return 'dinner';
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return 'snack';
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}
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/**
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* Format date for display
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*/
|
||||
export function formatDateForDisplay(date: Date, locale = 'de-DE'): string {
|
||||
return new Intl.DateTimeFormat(locale, {
|
||||
weekday: 'long',
|
||||
day: 'numeric',
|
||||
month: 'long',
|
||||
}).format(date);
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if date is today
|
||||
*/
|
||||
export function isToday(date: Date): boolean {
|
||||
const today = new Date();
|
||||
return (
|
||||
date.getDate() === today.getDate() &&
|
||||
date.getMonth() === today.getMonth() &&
|
||||
date.getFullYear() === today.getFullYear()
|
||||
);
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue