NutritionAI class

Singleton class to interact with NutritionAI SDK.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

configureSDK(PassioConfiguration configuration) → Future<PassioStatus>

Initializes the SDK based on the given PassioConfiguration

enableFlashlight({required bool enabled, double level = 1}) → Future<void>

Enables or disables the flashlight with a specified intensity level.

fetchFoodItemForDataInfo(PassioFoodDataInfo passioFoodDataInfo, {double? servingQuantity, String? servingUnit}) → Future<PassioFoodItem?>

Fetches detailed information about a food item based on the PassioFoodDataInfo.

fetchFoodItemForPassioID(PassioID passioID) → Future<PassioFoodItem?>

For a given PassioID returns the PassioFoodItem of that food item.

fetchFoodItemForProductCode(String productCode) → Future<PassioFoodItem?>

Fetch PassioIDAttributes for product code.

fetchFoodItemForRefCode(String refCode) → Future<PassioFoodItem?>

A function to fetch a PassioFoodItem using a reference code.

fetchFoodItemLegacy(PassioID passioID) → Future<PassioFoodItem?>

Fetches a food item using the legacy method.

fetchHiddenIngredients(String foodName) → Future<PassioResult<List<PassioAdvisorFoodInfo>>>

Fetches hidden ingredients for a given food item.

fetchIconFor(PassioID passioID, {IconSize iconSize = IconSize.px90}) → Future<PlatformImage?>

Fetch icons from Passio's backend.

fetchInflammatoryEffectData(String refCode) → Future<List<InflammatoryEffectData>?>

Fetches a list of InflammatoryEffectData objects for a given refCode.

fetchMealPlanForDay(String mealPlanLabel, int day) → Future<List<PassioMealPlanItem>>

Retrieves the meal plan for a specific day.

fetchMealPlans() → Future<List<PassioMealPlan>>

Retrieves the list of all available meal plans.

fetchPossibleIngredients(String foodName) → Future<PassioResult<List<PassioAdvisorFoodInfo>>>

Fetches possible ingredients for a given food item.

fetchSuggestions(PassioMealTime mealTime) → Future<List<PassioFoodDataInfo>>

A function to fetch meal suggestions for a given meal time.

fetchTagsFor(String refCode) → Future<List<String>?>

List of tags for food item.

fetchVisualAlternatives(String foodName) → Future<PassioResult<List<PassioAdvisorFoodInfo>>>

Fetches visual alternatives for a given food item.

getMinMaxCameraZoomLevel() → Future<PassioCameraZoomLevel>

Retrieves the minimum and maximum camera zoom levels supported.

getSDKVersion() → Future<String?>

Current version of the Passio SDK.

iconURLFor(PassioID passioID, {IconSize iconSize = IconSize.px90}) → Future<String>

URL to download a food icon.

lookupIconsFor(PassioID passioID, {IconSize iconSize = IconSize.px90, PassioIDEntityType type = PassioIDEntityType.item}) → Future<PassioFoodIcons>

For a given PassioID returns the default image and cached image.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

predictNextIngredients(List<String> currentIngredients) → Future<List<PassioFoodDataInfo>>

Predicts ingredients for a given list of current ingredients.

recognizeImageRemote(Uint8List bytes, {PassioImageResolution resolution = PassioImageResolution.res_512, String? message}) → Future<List<PassioAdvisorFoodInfo>>

Recognizes an image remotely using the provided byte data.

recognizeNutritionFactsRemote(Uint8List bytes, {PassioImageResolution resolution = PassioImageResolution.res_1080}) → Future<PassioFoodItem?>

Recognizes nutrition facts from an image remotely.

recognizeSpeechRemote(String text) → Future<List<PassioSpeechRecognitionModel>>

Recognizes speech remotely using the provided text.

reportFoodItem({String refCode = '', String productCode = '', List<String>? notes}) → Future<PassioResult<bool>>

Reports a food item if it is incorrect using either its refCode or productCode.

searchForFood(String byText) → Future<PassioSearchResponse>

Search functions that uses the given byText to cross reference the names of the food items in the nutritional database.

searchForFoodSemantic(String term) → Future<PassioSearchResponse>

Performs a semantic search for food items based on a given term.

setAccountListener(PassioAccountListener? listener) → void

Sets the account listener for receiving token budget updates.

setCameraZoomLevel({required double zoomLevel}) → Future<void>

Sets the camera zoom level.

setPassioStatusListener(PassioStatusListener? listener) → void

If not null, the PassioStatusListener will provide callbacks when the internal state of the SDK's configuration process changes. Passing null will unregister the listener.

startFoodDetection(FoodDetectionConfiguration detectionConfig, FoodRecognitionListener listener) → Future<void>

Registers a listener for the food detection process using the stream of frames from the camera of the device.

startNutritionFactsDetection(NutritionFactsRecognitionListener listener) → void

Starts the nutrition facts detection process.

stopFoodDetection() → Future<void>

Stops the food detection process.

stopNutritionFactsDetection() → Future<void>

Stops the nutrition facts detection process.

submitUserCreatedFood(PassioFoodItem item) → Future<PassioResult<bool>>

Submits a user-created food item.

toString() → String

A string representation of this object.

inherited

transformCGRectForm(Rectangle<double> boundingBox, Rectangle<double> toRect) → Future<Rectangle<double>>

Transforms the bounding box of the camera frame to the coordinates of the preview view where it should be displayed.

updateLanguage(String languageCode) → Future<bool>

Updates the language setting for retrieving localized food data.

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Properties

instance → NutritionAI

no setter