Files
food-ai/backend/cmd/server/init.go
dbastrikin c7317c4335 feat: async product/receipt recognition via Kafka
Backend:
- Migration 002: product_recognition_jobs table with JSONB images column
  and job_type CHECK ('receipt' | 'products')
- New Kafka topics: ai.products.paid / ai.products.free
- ProductJob model, ProductJobRepository (mirrors dish job pattern)
- itemEnricher extracted from Handler — shared by HTTP handler and worker
- ProductSSEBroker: PG LISTEN on product_job_update channel
- ProductWorkerPool: 5 workers, branches on job_type to call
  RecognizeReceipt or RecognizeProducts per image in parallel
- Handler: RecognizeReceipt and RecognizeProducts now return 202 Accepted
  instead of blocking; 4 new endpoints: GET /ai/product-jobs,
  /product-jobs/history, /product-jobs/{id}, /product-jobs/{id}/stream
- cmd/worker: extended to run ProductWorkerPool alongside dish WorkerPool
- cmd/server: wires productJobRepository + productSSEBroker; both SSE
  brokers started in App.Start()

Flutter client:
- ProductJobCreated, ProductJobResult, ProductJobSummary, ProductJobEvent
  models + submitReceiptRecognition/submitProductsRecognition/stream methods
- Shared _openSseStream helper eliminates duplicate SSE parsing loop
- ScanScreen: replace blocking AI calls with async submit + navigate to
  ProductJobWatchScreen
- ProductJobWatchScreen: watches SSE stream, navigates to /scan/confirm
  when done, shows error on failure
- ProductsScreen: prepends _RecentScansSection (hidden when empty); compact
  horizontal list of recent scans with "See all" → history
- ProductJobHistoryScreen: full list of all product recognition jobs
- New routes: /scan/product-job-watch, /products/job-history
- L10n: 7 new keys in all 12 ARB files

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-23 23:01:30 +02:00

103 lines
4.2 KiB
Go

package main
import (
"github.com/food-ai/backend/internal/adapters/firebase"
"github.com/food-ai/backend/internal/domain/auth"
"github.com/food-ai/backend/internal/domain/diary"
"github.com/food-ai/backend/internal/domain/dish"
"github.com/food-ai/backend/internal/domain/home"
"github.com/food-ai/backend/internal/domain/menu"
"github.com/food-ai/backend/internal/domain/product"
"github.com/food-ai/backend/internal/domain/recipe"
"github.com/food-ai/backend/internal/domain/recognition"
"github.com/food-ai/backend/internal/domain/recommendation"
"github.com/food-ai/backend/internal/domain/savedrecipe"
"github.com/food-ai/backend/internal/domain/user"
"github.com/food-ai/backend/internal/domain/userproduct"
"github.com/food-ai/backend/internal/infra/config"
"github.com/jackc/pgx/v5/pgxpool"
)
func initApp(appConfig *config.Config, pool *pgxpool.Pool) (*App, error) {
credentialsFile := newFirebaseCredentialsFile(appConfig)
tokenVerifier, firebaseError := firebase.NewAuthOrNoop(credentialsFile)
if firebaseError != nil {
return nil, firebaseError
}
userRepository := user.NewRepository(pool)
mainJwtSecret := newJWTSecret(appConfig)
mainJwtAccessDuration := newJWTAccessDuration(appConfig)
mainJwtRefreshDuration := newJWTRefreshDuration(appConfig)
jwtManager := newJWTManager(mainJwtSecret, mainJwtAccessDuration, mainJwtRefreshDuration)
authService := auth.NewService(tokenVerifier, userRepository, jwtManager)
authHandler := auth.NewHandler(authService)
userService := user.NewService(userRepository)
userHandler := user.NewHandler(userService)
mainGeminiAPIKey := newOpenAIAPIKey(appConfig)
openaiClient := newOpenAIClient(mainGeminiAPIKey)
mainPexelsAPIKey := newPexelsAPIKey(appConfig)
pexelsClient := newPexelsClient(mainPexelsAPIKey)
userProductRepository := userproduct.NewRepository(pool)
recommendationHandler := recommendation.NewHandler(openaiClient, openaiClient, pexelsClient, userRepository, userProductRepository)
dishRepository := dish.NewRepository(pool)
savedrecipeRepository := savedrecipe.NewRepository(pool, dishRepository)
savedrecipeHandler := savedrecipe.NewHandler(savedrecipeRepository)
productRepository := product.NewRepository(pool)
openFoodFactsClient := product.NewOpenFoodFacts()
productHandler := product.NewHandler(productRepository, openFoodFactsClient)
userProductHandler := userproduct.NewHandler(userProductRepository)
// Kafka producer
kafkaProducer, kafkaProducerError := newKafkaProducer(appConfig)
if kafkaProducerError != nil {
return nil, kafkaProducerError
}
// Recognition pipeline
jobRepository := recognition.NewJobRepository(pool)
sseBroker := recognition.NewSSEBroker(pool, jobRepository)
productJobRepository := recognition.NewProductJobRepository(pool)
productSSEBroker := recognition.NewProductSSEBroker(pool, productJobRepository)
recognitionHandler := recognition.NewHandler(openaiClient, productRepository, jobRepository, productJobRepository, kafkaProducer, sseBroker, productSSEBroker)
menuRepository := menu.NewRepository(pool)
menuHandler := menu.NewHandler(menuRepository, openaiClient, openaiClient, dishRepository, pexelsClient, userRepository, userProductRepository, dishRepository)
diaryRepository := diary.NewRepository(pool)
diaryHandler := diary.NewHandler(diaryRepository, dishRepository, dishRepository)
homeHandler := home.NewHandler(pool)
dishHandler := dish.NewHandler(dishRepository)
recipeRepository := recipe.NewRepository(pool)
recipeHandler := recipe.NewHandler(recipeRepository)
mainJwtAdapter := newJWTAdapter(jwtManager)
authMiddlewareFn := newAuthMiddleware(mainJwtAdapter)
mainAllowedOrigins := newAllowedOrigins(appConfig)
mainUnitsListHandler := newUnitsListHandler(pool)
mainCuisineListHandler := newCuisineListHandler(pool)
mainTagListHandler := newTagListHandler(pool)
httpHandler := newRouter(
pool,
authHandler,
userHandler,
recommendationHandler,
savedrecipeHandler,
productHandler,
userProductHandler,
recognitionHandler,
menuHandler,
diaryHandler,
homeHandler,
dishHandler,
recipeHandler,
authMiddlewareFn,
mainAllowedOrigins,
mainUnitsListHandler,
mainCuisineListHandler,
mainTagListHandler,
)
return &App{
handler: httpHandler,
sseBroker: sseBroker,
productSSEBroker: productSSEBroker,
}, nil
}