Brands properly formatted

Sources/OpenFoodFactsSDK/Extensions/KeyDecodingContainer+Helpers.swift

@@ -8,4 +8,25 @@ extension KeyedDecodingContainer {
 		}
 		return nil
 	}
+
+	public func decodeIntOrString(forKey key: Key) throws -> Int? {
+		if let intVal = try? decode(Int.self, forKey: key) {
+			return intVal
+		}
+		if let stringVal = try? decode(String.self, forKey: key) {
+			return Int(stringVal)
+		}
+		return nil
+	}
+
+	public func decodeStringOrArray(forKey key: Key) throws -> String? {
+		if let arrayVal = try? decode([String].self, forKey: key) {
+			return arrayVal.joined(separator: ",")
+		}
+		if let stringVal = try? decode(String.self, forKey: key) {
+			return stringVal
+		}
+		return nil
+	}
+
 }

Sources/OpenFoodFactsSDK/Extensions/String+Cases.swift

@@ -1,12 +0,0 @@
-import Foundation
-
-extension String {
-	public func camelCaseToSnakeCase() -> String {
-		let pattern = "([a-z0-9])([A-Z])"
-		let regex = try! NSRegularExpression(pattern: pattern, options: [])
-		let range = NSRange(location: 0, length: self.count)
-		return regex.stringByReplacingMatches(
-			in: self, options: [], range: range, withTemplate: "$1_$2"
-		).lowercased()
-	}
-}

Sources/OpenFoodFactsSDK/OpenFoodFactsClient.swift

@@ -1,4 +1,4 @@
-import FoundationEssentials
+import Foundation
 
 #if canImport(FoundationNetworking)
 	import FoundationNetworking
@@ -20,7 +20,7 @@ public actor OpenFoodFactsClient {
 	///   - barcode: The product barcode.
 	///   - fields: Optional list of fields to fetch (optimizes network usage).
 	public func product(barcode: String, fields: [ProductField]? = nil)
-		async throws -> Product?
+		async throws -> ProductResponseEnvelope
 	{
 		var url = config.apiURL.appendingPathComponent("/product/\(barcode)")
 
@@ -48,16 +48,16 @@ public actor OpenFoodFactsClient {
 
 		let envelope = try JSONDecoder().decode(
 			ProductResponseEnvelope.self, from: data)
-		return envelope.product
+		return envelope
 	}
 
 	/// Search for products using V2 API.
 	public func search(
 		_ parameters: SearchParameter..., fields: [ProductField]? = nil
-	) async throws -> [Product] {
+	) async throws -> SearchResponseEnvelope {
 		guard
 			var components = URLComponents(
-				url: config.apiURL.appendingPathComponent("/search"),
+				url: config.searchURL,
 				resolvingAgainstBaseURL: true)
 		else {
 			throw OFFError.invalidURL
@@ -76,19 +76,19 @@ public actor OpenFoodFactsClient {
 		for param in parameters {
 			switch param {
 			case .query(let q):
-				queryItems.append(URLQueryItem(name: "search_terms", value: q))
+				queryItems.append(URLQueryItem(name: "q", value: q))
-			case .tag(let tag, let value):
+			// case .tag(let tag, let value):
-				// V2 allows dynamic tags like `brands_tags=coca`
+			// 	// V2 allows dynamic tags like `brands_tags=coca`
-				queryItems.append(
+			// 	queryItems.append(
-					URLQueryItem(name: "\(tag.rawValue)_tags", value: value))
+			// 		URLQueryItem(name: "\(tag.rawValue)_tags", value: value))
 			case .page(let p):
 				queryItems.append(URLQueryItem(name: "page", value: String(p)))
 			case .pageSize(let s):
 				queryItems.append(
 					URLQueryItem(name: "page_size", value: String(s)))
-			case .sort(let s):
+			// case .sort(let s):
-				queryItems.append(
+			// 	queryItems.append(
-					URLQueryItem(name: "sort_by", value: s.rawValue))
+			// 		URLQueryItem(name: "sort_by", value: s.rawValue))
 			}
 		}
 
@@ -106,7 +106,7 @@ public actor OpenFoodFactsClient {
 
 		let envelope = try JSONDecoder().decode(
 			SearchResponseEnvelope.self, from: data)
-		return envelope.products ?? []
+		return envelope
 	}
 
 	// MARK: - Private Helpers
@@ -124,14 +124,28 @@ public enum OFFError: Error {
 	case invalidURL, invalidResponse
 }
 
-// Internal Envelopes for Decoding
+public struct ProductResponseEnvelope: Sendable, Decodable {
-struct ProductResponseEnvelope: Decodable {
+	public let code: String?
-	let code: String?
+	public let product: Product?
-	let product: Product?
+	public let status: Int?
-	let status: Int?
+	public let statusVerbose: String?
+
+	private enum CodingKeys: String, CodingKey {
+		case code, product, status
+		case statusVerbose = "status_verbose"
+	}
 }
 
-struct SearchResponseEnvelope: Decodable {
+public struct SearchResponseEnvelope: Sendable, Decodable {
-	let count: Int?
+	public let count: Int
-	let products: [Product]?
+	public let page: Int
+	public let pageSize: Int
+	public let hits: [Product]
+	public let pageCount: Int
+
+	private enum CodingKeys: String, CodingKey {
+		case count, page, hits
+		case pageSize = "page_size"
+		case pageCount = "page_count"
+	}
 }

Sources/OpenFoodFactsSDK/OpenFoodFactsConfig.swift

@@ -1,9 +1,10 @@
-import FoundationEssentials
+import Foundation
 
 public struct OpenFoodFactsConfig: Sendable {
 	public let baseURL: URL
 	public let userAgent: UserAgent
 	public let apiURL: URL
+	public let searchURL: URL
 
 	public struct UserAgent: CustomStringConvertible, Sendable {
 		public let appName: String
@@ -62,5 +63,6 @@ public struct OpenFoodFactsConfig: Sendable {
 		self.baseURL = environment.url
 		self.userAgent = userAgent
 		self.apiURL = self.baseURL.appendingPathComponent("/api/v2")
+		self.searchURL = URL(string: "https://search.openfoodfacts.org/search")!
 	}
 }

Sources/OpenFoodFactsSDK/Schemas/Nutriments.swift

@@ -1,52 +1,324 @@
-import FoundationEssentials
+import Foundation
+import Units
 
 @dynamicMemberLookup
-public struct Nutriments: Codable, Sendable {
+public struct Nutriments: Codable, Sendable, Sequence {
-	private var storage: [String: Double]
+	// We separate values (Doubles) and units (Strings) for efficient, thread-safe storage
+	private let values: [String: Double]
+	private let units: [String: String]
 
 	public init(from decoder: Decoder) throws {
 		let container = try decoder.container(keyedBy: AnyCodingKey.self)
-		var dict = [String: Double]()
+		var v = [String: Double]()
+		var u = [String: String]()
+
 		for key in container.allKeys {
-			if let val = try? container.decode(Double.self, forKey: key) {
+			let keyStr = key.stringValue
-				dict[key.stringValue] = val
+
-			} else if let valStr = try? container.decode(
+			// Try decoding as Double first (most common for _100g, _serving)
-				String.self, forKey: key), let val = Double(valStr)
+			if let doubleVal = try? container.decode(Double.self, forKey: key) {
+				v[keyStr] = doubleVal
+			}
+			// Try decoding as String (could be a unit OR a number in string format)
+			else if let stringVal = try? container.decode(
+				String.self, forKey: key)
 			{
-				dict[key.stringValue] = val
+				if let doubleFromStr = Double(stringVal) {
+					v[keyStr] = doubleFromStr
+				} else {
+					u[keyStr] = stringVal  // It's likely a unit like "kcal", "g", "kj"
 				}
 			}
-		self.storage = dict
+		}
+		self.values = v
+		self.units = u
 	}
 
 	public func encode(to encoder: Encoder) throws {
 		var container = encoder.container(keyedBy: AnyCodingKey.self)
-		for (key, value) in storage {
+		for (key, val) in values {
-			try container.encode(value, forKey: AnyCodingKey(stringValue: key))
+			try container.encode(val, forKey: AnyCodingKey(stringValue: key))
+		}
+		for (key, unit) in units {
+			try container.encode(unit, forKey: AnyCodingKey(stringValue: key))
 		}
 	}
 
-	/// Access any nutrient dynamically (e.g. `nutriments.energyKcal`)
+	/// Dynamic lookup: converts `nutriments.energyKcal` -> `Nutrient(name: "energy-kcal")`
-	public subscript(dynamicMember member: String) -> Double? {
+	public subscript(dynamicMember member: String) -> Nutrient {
-		// Convert camelCase "energyKcal" to snake_case "energy-kcal" or "energy_kcal" logic if needed
+		let kebabName = member.camelCaseToKebabCase()
-		// For V2, OFF often returns "energy-kcal_100g"
+		return Nutrient(name: kebabName, values: values, units: units)
-		let snake = member.camelCaseToSnakeCase()
-		return storage[snake] ?? storage["\(snake)_100g"]
-			?? storage["\(snake)_value"]
 	}
 
-	// Specific standard getters
+	// MARK: - Sequence Conformance
-	public var energyKcal: Double? { self.storage["energy-kcal_100g"] }
+	// Allows: nutriments.forEach { nutrient in ... }
-	public var carbohydrates: Double? { self.storage["carbohydrates_100g"] }
+	public func makeIterator() -> AnyIterator<Nutrient> {
-	public var fat: Double? { self.storage["fat_100g"] }
+		// 1. Collect all keys from values and units
-	public var proteins: Double? { self.storage["proteins_100g"] }
+		let allKeys = Set(values.keys).union(units.keys)
-	public var salt: Double? { self.storage["salt_100g"] }
+
+		// 2. Extract unique base names (e.g., "energy-kcal_100g" -> "energy-kcal")
+		let baseNames = allKeys.compactMap { key -> String? in
+			// Filter out keys that are not nutrient properties
+			guard !key.isEmpty else { return nil }
+
+			// Remove common suffixes to find the "root" nutrient name
+			let suffixes = [
+				"_100g", "_serving", "_unit", "_value", "_prepared", "_label",
+			]
+			var name = key
+
+			// Sort suffixes by length (descending) to avoid partial matches
+			for suffix in suffixes {
+				if let range = name.range(of: suffix) {
+					name.removeSubrange(range)
+				}
+			}
+			return name
+		}
+
+		// 3. Create a unique sorted list
+		let uniqueNames = Set(baseNames).sorted()
+		var iterator = uniqueNames.makeIterator()
+
+		// 4. Return an iterator that produces `Nutrient` views
+		return AnyIterator {
+			guard let name = iterator.next() else { return nil }
+			return Nutrient(name: name, values: self.values, units: self.units)
+		}
+	}
 }
 
-// Helper for String extension used above
+// MARK: - Nutrient View
-struct AnyCodingKey: CodingKey {
+public struct Nutrient: Sendable {
+	public let name: String
+	private let values: [String: Double]
+	private let units: [String: String]
+
+	internal init(
+		name: String, values: [String: Double], units: [String: String]
+	) {
+		self.name = name
+		self.values = values
+		self.units = units
+	}
+
+	// MARK: - Raw Properties (Mapped to V2 JSON keys)
+	public var per100g: Double? { values["\(name)_100g"] }
+	public var perServing: Double? { values["\(name)_serving"] }
+	public var value: Double? { values["\(name)_value"] ?? values[name] }
+	public var unit: String? { units["\(name)_unit"] ?? _unit?.rawValue }
+
+	// Computed / Legacy
+	public var valueComputed: Double? { values["\(name)_value"] }
+
+	// Prepared
+	public var preparedPer100g: Double? { values["\(name)_prepared_100g"] }
+	public var preparedPerServing: Double? {
+		values["\(name)_prepared_serving"]
+	}
+	public var preparedValue: Double? {
+		values["\(name)_prepared_value"] ?? values["\(name)_prepared"]
+	}
+	public var preparedUnit: String? { units["\(name)_prepared_unit"] }
+	public var preparedValueComputed: Double? {
+		values["\(name)_prepared_value"]
+	}
+
+	// MARK: - UnitValue Helpers (Restored)
+
+	public var per100gUnitValue: UnitValue<Double>? {
+		guard let rawValue = per100g ?? value ?? valueComputed,
+			let unitString = unit,
+			let unitEnum = Unit(rawValue: unitString)
+		else { return nil }
+		return UnitValue(value: rawValue, unit: unitEnum)
+	}
+
+	public var perServingUnitValue: UnitValue<Double>? {
+		guard let rawValue = perServing,
+			let unitString = unit,
+			let unitEnum = Unit(rawValue: unitString)
+		else { return nil }
+		return UnitValue(value: rawValue, unit: unitEnum)
+	}
+
+	public var preparedPer100gUnitValue: UnitValue<Double>? {
+		guard
+			let rawValue = preparedPer100g ?? preparedValue
+				?? preparedValueComputed,
+			let unitString = preparedUnit ?? unit,  // Fallback to main unit
+			let unitEnum = Unit(rawValue: unitString)
+		else { return nil }
+		return UnitValue(value: rawValue, unit: unitEnum)
+	}
+
+	public var preparedPerServingUnitValue: UnitValue<Double>? {
+		guard let rawValue = preparedPerServing,
+			let unitString = preparedUnit ?? unit,
+			let unitEnum = Unit(rawValue: unitString)
+		else { return nil }
+		return UnitValue(value: rawValue, unit: unitEnum)
+	}
+
+	private var _unit: Units.Unit? {
+		switch name {
+		case "energy-kj": .init(rawValue: "kJ")
+		case "energy-kcal": .init(rawValue: "kcal")
+		case "energy": .init(rawValue: "kj")
+		case "energy-from-fat": .init(rawValue: "kJ")
+		case "fat": .init(rawValue: "g")
+		case "saturated-fat": .init(rawValue: "g")
+		case "butyric-acid": .init(rawValue: "g")
+		case "caproic-acid": .init(rawValue: "g")
+		case "caprylic-acid": .init(rawValue: "g")
+		case "capric-acid": .init(rawValue: "g")
+		case "lauric-acid": .init(rawValue: "g")
+		case "myristic-acid": .init(rawValue: "g")
+		case "palmitic-acid": .init(rawValue: "g")
+		case "Psicose": .init(rawValue: "g")
+		case "stearic-acid": .init(rawValue: "g")
+		case "arachidic-acid": .init(rawValue: "g")
+		case "behenic-acid": .init(rawValue: "g")
+		case "lignoceric-acid": .init(rawValue: "g")
+		case "cerotic-acid": .init(rawValue: "g")
+		case "montanic-acid": .init(rawValue: "g")
+		case "melissic-acid": .init(rawValue: "g")
+		case "unsaturated-fat": .init(rawValue: "g")
+		case "monounsaturated-fat": .init(rawValue: "g")
+		case "polyunsaturated-fat": .init(rawValue: "g")
+		case "omega-3-fat": .init(rawValue: "mg")
+		case "alpha-linolenic-acid": .init(rawValue: "g")
+		case "eicosapentaenoic-acid": .init(rawValue: "g")
+		case "docosahexaenoic-acid": .init(rawValue: "g")
+		case "omega-6-fat": .init(rawValue: "mg")
+		case "linoleic-acid": .init(rawValue: "g")
+		case "arachidonic-acid": .init(rawValue: "g")
+		case "gamma-linolenic-acid": .init(rawValue: "g")
+		case "dihomo-gamma-linolenic-acid": .init(rawValue: "g")
+		case "omega-9-fat": .init(rawValue: "mg")
+		case "oleic-acid": .init(rawValue: "g")
+		case "elaidic-acid": .init(rawValue: "g")
+		case "gondoic-acid": .init(rawValue: "g")
+		case "mead-acid": .init(rawValue: "g")
+		case "erucic-acid": .init(rawValue: "g")
+		case "nervonic-acid": .init(rawValue: "g")
+		case "trans-fat": .init(rawValue: "g")
+		case "cholesterol": .init(rawValue: "mg")
+		case "gamma-oryzanol": .init(rawValue: "mg")
+		case "carbohydrates-total": .init(rawValue: "g")
+		case "carbohydrates": .init(rawValue: "g")
+		case "sugars": .init(rawValue: "g")
+		case "added-sugars": .init(rawValue: "g")
+		case "sucrose": .init(rawValue: "g")
+		case "glucose": .init(rawValue: "g")
+		case "fructose": .init(rawValue: "g")
+		case "oligosaccharide": .init(rawValue: "g")
+		case "lactose": .init(rawValue: "g")
+		case "galactose": .init(rawValue: "g")
+		case "maltose": .init(rawValue: "g")
+		case "maltodextrins": .init(rawValue: "g")
+		case "starch": .init(rawValue: "g")
+		case "polyols": .init(rawValue: "g")
+		case "Erythritol": .init(rawValue: "g")
+		case "Isomalt": .init(rawValue: "g")
+		case "Maltitol": .init(rawValue: "g")
+		case "Sorbitol": .init(rawValue: "g")
+		case "fiber": .init(rawValue: "g")
+		case "soluble-fiber": .init(rawValue: "g")
+		case "insoluble-fiber": .init(rawValue: "g")
+		case "proteins": .init(rawValue: "g")
+		case "casein": .init(rawValue: "g")
+		case "serum-proteins": .init(rawValue: "g")
+		case "nucleotides": .init(rawValue: "g")
+		case "salt": .init(rawValue: "g")
+		case "added-salt": .init(rawValue: "g")
+		case "sodium": .init(rawValue: "g")
+		case "alcohol": .init(rawValue: "% vol")
+		case "vitamin-a": .init(rawValue: "µg")
+		case "beta-carotene": .init(rawValue: "g")
+		case "vitamin-d": .init(rawValue: "µg")
+		case "vitamin-e": .init(rawValue: "mg")
+		case "vitamin-k": .init(rawValue: "µg")
+		case "vitamin-c": .init(rawValue: "mg")
+		case "vitamin-b1": .init(rawValue: "mg")
+		case "vitamin-b2": .init(rawValue: "mg")
+		case "vitamin-pp": .init(rawValue: "mg")
+		case "vitamin-b6": .init(rawValue: "mg")
+		case "vitamin-b9": .init(rawValue: "µg")
+		case "folates": .init(rawValue: "µg")
+		case "vitamin-b12": .init(rawValue: "µg")
+		case "biotin": .init(rawValue: "µg")
+		case "pantothenic-acid": .init(rawValue: "mg")
+		case "silica": .init(rawValue: "mg")
+		case "bicarbonate": .init(rawValue: "mg")
+		case "Sulphate": .init(rawValue: "mg")
+		case "Nitrate": .init(rawValue: "mg")
+		case "potassium": .init(rawValue: "mg")
+		case "chloride": .init(rawValue: "mg")
+		case "calcium": .init(rawValue: "mg")
+		case "phosphorus": .init(rawValue: "mg")
+		case "iron": .init(rawValue: "mg")
+		case "magnesium": .init(rawValue: "mg")
+		case "zinc": .init(rawValue: "mg")
+		case "copper": .init(rawValue: "mg")
+		case "manganese": .init(rawValue: "mg")
+		case "fluoride": .init(rawValue: "mg")
+		case "selenium": .init(rawValue: "µg")
+		case "chromium": .init(rawValue: "µg")
+		case "molybdenum": .init(rawValue: "µg")
+		case "iodine": .init(rawValue: "µg")
+		case "caffeine": .init(rawValue: "mg")
+		case "taurine": .init(rawValue: "g")
+		case "chlorophyl": .init(rawValue: "g")
+		case "choline": .init(rawValue: "g")
+		case "phylloquinone": .init(rawValue: "g")
+		case "beta-glucan": .init(rawValue: "g")
+		case "inositol": .init(rawValue: "g")
+		case "carnitine": .init(rawValue: "g")
+		case "melatonin": .init(rawValue: "µg")
+		case "methylsulfonylmethane": .init(rawValue: "mg")
+		case "creatine": .init(rawValue: "g")
+		case "l-citrulline": .init(rawValue: "mg")
+		case "l-glutamine": .init(rawValue: "mg")
+		case "bcaa": .init(rawValue: "g")
+		case "l-valine": .init(rawValue: "mg")
+		case "l-leucine": .init(rawValue: "mg")
+		case "l-isoleucine": .init(rawValue: "mg")
+		case "l-arginine": .init(rawValue: "mg")
+		case "l-cysteine": .init(rawValue: "mg")
+		case "l-Glutathione": .init(rawValue: "mg")
+		case "iron II sulphate monohydrate": .init(rawValue: "mg")
+		case "potassium iodide": .init(rawValue: "mg")
+		case "copper II sulphate pentahydrate": .init(rawValue: "mg")
+		case "manganous sulphate monohydrate": .init(rawValue: "mg")
+		case "zinc sulphate monohydrate": .init(rawValue: "mg")
+		case "sodium selenite": .init(rawValue: "mg")
+		case "calcium iodate anhydrous": .init(rawValue: "mg")
+		case "cassia gum": .init(rawValue: "mg")
+		case "ammonium chloride": .init(rawValue: "mg")
+		case "choline chloride": .init(rawValue: "mg")
+		default: nil
+		}
+	}
+}
+
+// MARK: - Helpers
+
+private struct AnyCodingKey: CodingKey {
 	var stringValue: String
 	var intValue: Int?
 	init(stringValue: String) { self.stringValue = stringValue }
 	init?(intValue: Int) { return nil }
 }
+
+extension String {
+	// Converts "energyKcal" -> "energy-kcal"
+	fileprivate func camelCaseToKebabCase() -> String {
+		let pattern = "([a-z0-9])([A-Z])"
+		let regex = try! NSRegularExpression(pattern: pattern, options: [])
+		let range = NSRange(location: 0, length: self.count)
+		return regex.stringByReplacingMatches(
+			in: self, options: [], range: range, withTemplate: "$1-$2"
+		).lowercased()
+	}
+}

Sources/OpenFoodFactsSDK/Schemas/NutriscoreData.swift

@@ -0,0 +1,45 @@
+public struct NutriscoreData: Sendable, Codable {
+
+	public let saturatedFatRatio: Float?
+	public let saturatedFatRatioPoints: Int?
+	public let saturatedFatRatioValue: Float?
+
+	public let isBeverage: Int?
+	public let isCheese: Int?
+	public let isWater: Int?
+	public let isFat: Int?
+	public let energy: Int?
+
+	// ...
+
+	public enum CodingKeys: String, CodingKey {
+		case saturatedFatRatio = "saturated_fat_ratio"
+		case saturatedFatRatioPoints = "saturated_fat_ratio_points"
+		case saturatedFatRatioValue = "saturated_fat_ratio_value"
+		case isBeverage = "is_beverage"
+		case isCheese = "is_cheese"
+		case isWater = "is_water"
+		case isFat = "is_fat"
+		case energy
+	}
+
+	public init(from decoder: any Decoder) throws {
+		let container = try decoder.container(keyedBy: CodingKeys.self)
+
+		saturatedFatRatio = try container.decodeIfPresent(
+			Float.self, forKey: .saturatedFatRatio)
+		saturatedFatRatioPoints = try container.decodeIfPresent(
+			Int.self, forKey: .saturatedFatRatioPoints)
+		saturatedFatRatioValue = try container.decodeIfPresent(
+			Float.self, forKey: .saturatedFatRatioValue)
+
+		isBeverage = try container.decodeIfPresent(
+			Int.self, forKey: .isBeverage)
+		isCheese = try container.decodeIntOrString(forKey: .isCheese)
+		isWater = try container.decodeIntOrString(forKey: .isWater)
+		isFat = try container.decodeIntOrString(forKey: .isFat)
+		energy = try container.decodeIntOrString(forKey: .energy)
+
+	}
+
+}

Sources/OpenFoodFactsSDK/Schemas/Product.swift

@@ -1,98 +1,246 @@
-import FoundationEssentials
+import Foundation
+import Units
 
 public struct Product: Codable, Sendable, Identifiable {
 	public let code: String?
 	public let productName: String?
+	public let genericName: String?
 	public let brands: String?
+
+	public var _brands: [String]? {
+		guard let brands = brands else {
+			return nil
+		}
+		return brands.split(separator: ",").map {
+			$0.trimmingCharacters(in: .whitespacesAndNewlines)
+		}
+	}
+
+	public let brandsTags: [String]?
 	public let quantity: String?
+
+	// MARK: - Images
 	public let imageFrontUrl: String?
 	public let imageSmallUrl: String?
-	public let ingredientsText: String?
+	public let imageUrl: String?
+	public let imageNutritionSmallUrl: String?
+	public let imageNutritionThumbUrl: String?
+	public let imageNutritionUrl: String?
+	public let imageIngredientsSmallUrl: String?
+	public let imageIngredientsThumbUrl: String?
+	public let imageIngredientsUrl: String?
 
-	// Grades
+	// MARK: - Quantities
+	public let productQuantity: Float?
+	public let productQuantityUnit: String?
+	public let servingQuantity: String?
+	public let servingQuantityUnit: String?
+	public let servingSize: String?
+
+	// MARK: - Grades & Scores
 	public let nutriscoreGrade: String?
+	public let nutriscoreData: NutriscoreData?
 	public let novaGroup: Int?
+	public let ecoscoreGrade: String?
 
-	// Nutriments
+	public let nutritionDataPer: String?
 	public let nutriments: Nutriments?
-	public let ingredients: [Ingredient]?
+	public let nutrientLevels: NutrientLevels?
+
+	// MARK: - Ingredients & Allergens
+	public let ingredientsText: String?
+	public let ingredients: [Ingredient]?
+	public let ingredientsHierarchy: [String]?
+	public let allergens: String?
+	public let allergensHierarchy: [String]?
 
-	// MARK: - Product-Misc
 	public let additivesN: Int?
+
+	// MARK: - Metadata
 	public let checked: String?
 	public let complete: Int?
 	public let completeness: Float?
-	public let ecoscoreGrade: String?
+	public var categories: String?
-	// ...
+	public var categoriesHierarchy: [String]?
-	public let nutrientLevels: NutrientLevels?
 
 	public var id: String {
 		guard let code = code else {
 			return UUID().uuidString
 		}
-
 		return code
 	}
 
+	// MARK: - Computed Properties (Units)
+	public var waterQuantity: Units.UnitValue<Double>? {
+		guard let ingredient = ingredients?.first(where: { $0.isWater }) else {
+			return nil
+		}
+
+		guard let quantity = productQuantity,
+			let estimate = ingredient.percentEstimate,
+			let rawUnit = productQuantityUnit,
+			let unit = Units.Unit(rawValue: rawUnit)
+		else {
+			return nil
+		}
+
+		return Double(quantity * (estimate / 100))[unit]
+	}
+
+	public var isLiquid: Bool {
+		guard let rawUnit = productQuantityUnit,
+			let unit = Units.Unit(rawValue: rawUnit)
+		else {
+			return false
+		}
+
+		return unit.category == .volume
+	}
+
+	// MARK: - CodingKeys
 	private enum CodingKeys: String, CodingKey {
 		case code
 		case productName = "product_name"
+		case genericName = "generic_name"
 		case brands
+		case brandsTags = "brands_tags"
 		case quantity
+
+		// Images
 		case imageFrontUrl = "image_front_url"
 		case imageSmallUrl = "image_small_url"
+		case imageUrl = "image_url"
+		case imageNutritionSmallUrl = "image_nutrition_small_url"
+		case imageNutritionThumbUrl = "image_nutrition_thumb_url"
+		case imageNutritionUrl = "image_nutrition_url"
+		case imageIngredientsSmallUrl = "image_ingredients_small_url"
+		case imageIngredientsThumbUrl = "image_ingredients_thumb_url"
+		case imageIngredientsUrl = "image_ingredients_url"
+
+		// Quantities
+		case productQuantity = "product_quantity"
+		case productQuantityUnit = "product_quantity_unit"
+		case servingQuantity = "serving_quantity"
+		case servingQuantityUnit = "serving_quantity_unit"
+		case servingSize = "serving_size"
+
 		case ingredientsText = "ingredients_text"
+		case ingredients
+		case ingredientsHierarchy = "ingredients_hierarchy"
+
+		// Grades & Data
 		case nutriscoreGrade = "nutriscore_grade"
+		case nutriscoreData = "nutriscore_data"
 		case ecoscoreGrade = "ecoscore_grade"
 		case novaGroup = "nova_group"
 		case nutriments
-		case ingredients
+		case nutrientLevels = "nutrient_levels"
+		case nutritionDataPer = "nutrition_data_per"
+
 		case complete
 		case completeness
 		case additivesN = "additives_n"
 		case checked
-		case nutrientLevels = "nutrient_levels"
+
+		case allergens
+		case allergensHierarchy = "allergens_hierarchy"
+		case categories
+		case categoriesHierarchy = "categories_hierarchy"
 	}
 
+	// MARK: - Initializer
 	public init(from decoder: any Decoder) throws {
 		let container = try decoder.container(keyedBy: CodingKeys.self)
 
 		code = try container.decodeIfPresent(String.self, forKey: .code)
 		productName = try container.decodeIfPresent(
 			String.self, forKey: .productName)
-		brands = try container.decodeIfPresent(String.self, forKey: .brands)
+		genericName = try container.decodeIfPresent(
+			String.self, forKey: .genericName)
+		brands = try container.decodeStringOrArray(forKey: .brands)
+		brandsTags = try container.decodeIfPresent(
+			[String].self, forKey: .brandsTags)
 		quantity = try container.decodeIfPresent(String.self, forKey: .quantity)
+
+		// Images
 		imageFrontUrl = try container.decodeIfPresent(
 			String.self, forKey: .imageFrontUrl)
 		imageSmallUrl = try container.decodeIfPresent(
 			String.self, forKey: .imageSmallUrl)
+		imageUrl = try container.decodeIfPresent(String.self, forKey: .imageUrl)
+		imageNutritionSmallUrl = try container.decodeIfPresent(
+			String.self, forKey: .imageNutritionSmallUrl)
+		imageNutritionThumbUrl = try container.decodeIfPresent(
+			String.self, forKey: .imageNutritionThumbUrl)
+		imageNutritionUrl = try container.decodeIfPresent(
+			String.self, forKey: .imageNutritionUrl)
+		imageIngredientsSmallUrl = try container.decodeIfPresent(
+			String.self, forKey: .imageIngredientsSmallUrl)
+		imageIngredientsThumbUrl = try container.decodeIfPresent(
+			String.self, forKey: .imageIngredientsThumbUrl)
+		imageIngredientsUrl = try container.decodeIfPresent(
+			String.self, forKey: .imageIngredientsUrl)
+
+		// Quantities (Robust decoding)
+		productQuantity = try container.decodeFloatOrString(
+			forKey: .productQuantity)
+		productQuantityUnit = try container.decodeIfPresent(
+			String.self, forKey: .productQuantityUnit)
+
+		// servingQuantity is String?, but API might return a number
+		if let floatVal = try? container.decode(
+			Float.self, forKey: .servingQuantity)
+		{
+			servingQuantity = String(floatVal)
+		} else {
+			servingQuantity = try container.decodeIfPresent(
+				String.self, forKey: .servingQuantity)
+		}
+
+		servingQuantityUnit = try container.decodeIfPresent(
+			String.self, forKey: .servingQuantityUnit)
+		servingSize = try container.decodeIfPresent(
+			String.self, forKey: .servingSize)
+
+		// Ingredients & Categories
 		ingredientsText = try container.decodeIfPresent(
 			String.self, forKey: .ingredientsText)
-
-		// Grades
-		nutriscoreGrade = try container.decodeIfPresent(
-			String.self, forKey: .nutriscoreGrade)
-		novaGroup = try container.decodeIfPresent(
-			Int.self, forKey: .novaGroup)
-
-		// Nutriments
-		nutriments = try container.decodeIfPresent(
-			Nutriments.self, forKey: .nutriments)
 		ingredients = try container.decodeIfPresent(
 			[Ingredient].self, forKey: .ingredients)
+		ingredientsHierarchy = try container.decodeIfPresent(
+			[String].self, forKey: .ingredientsHierarchy)
 
-		// MARK: - Product-Misc
+		categories = try container.decodeIfPresent(
+			String.self, forKey: .categories)
+		categoriesHierarchy = try container.decodeIfPresent(
+			[String].self, forKey: .categoriesHierarchy)
+
+		// Grades & Nutriments
+		nutriscoreGrade = try container.decodeIfPresent(
+			String.self, forKey: .nutriscoreGrade)
+		nutriscoreData = try container.decodeIfPresent(
+			NutriscoreData.self, forKey: .nutriscoreData)
+		novaGroup = try container.decodeIfPresent(Int.self, forKey: .novaGroup)
+		ecoscoreGrade = try container.decodeIfPresent(
+			String.self, forKey: .ecoscoreGrade)
+
+		nutriments = try container.decodeIfPresent(
+			Nutriments.self, forKey: .nutriments)
+		nutrientLevels = try container.decodeIfPresent(
+			NutrientLevels.self, forKey: .nutrientLevels)
+		nutritionDataPer = try container.decodeIfPresent(
+			String.self, forKey: .nutritionDataPer)
+
+		// Misc
 		additivesN = try container.decodeIfPresent(
 			Int.self, forKey: .additivesN)
 		checked = try container.decodeIfPresent(String.self, forKey: .checked)
 		complete = try container.decodeIfPresent(Int.self, forKey: .complete)
 		completeness = try container.decodeFloatOrString(forKey: .completeness)
-		ecoscoreGrade = try container.decodeIfPresent(
-			String.self, forKey: .ecoscoreGrade)
-		// ...
-		nutrientLevels = try container.decodeIfPresent(
-			NutrientLevels.self, forKey: .nutrientLevels)
 
+		allergens = try container.decodeIfPresent(
+			String.self, forKey: .allergens)
+		allergensHierarchy = try container.decodeIfPresent(
+			[String].self, forKey: .allergensHierarchy)
 	}
-
 }

Sources/OpenFoodFactsSDK/Schemas/ProductField.swift

@@ -1,4 +1,4 @@
-import FoundationEssentials
+import Foundation
 
 public enum ProductField: String, Sendable, Codable {
 	case code

Sources/OpenFoodFactsSDK/Schemas/SearchParameter.swift

@@ -1,11 +1,11 @@
-import FoundationEssentials
+import Foundation
 
 public enum SearchParameter: Sendable, Hashable {
 	case query(String)
-	case tag(tag: SearchTagType, value: String)
+	// case tag(tag: SearchTagType, value: String)
 	case page(Int)
 	case pageSize(Int)
-	case sort(SearchSort)
+	// case sort(SearchSort)
 }
 
 public enum SearchTagType: String, Sendable {

Tests/OpenFoodFactsTests/OpenFoodFactsTests.swift

@@ -18,11 +18,13 @@ final class OpenFoodFactsTests: XCTestCase {
 
 	func testProductFetch() async throws {
 		// Fetch specific fields only
-		let product = try await client.product(
+		let response = try await client.product(
 			barcode: "3017620422003",  // Nutella
 			fields: [.code, .productName, .nutriscoreGrade, .nutriments]
 		)
 
+		let product = response.product
+
 		XCTAssertEqual(product?.code, "3017620422003")
 		XCTAssertNotNil(product?.productName)
 		XCTAssertNotNil(product?.nutriscoreGrade)
@@ -31,14 +33,20 @@ final class OpenFoodFactsTests: XCTestCase {
 	}
 
 	func testSearch() async throws {
-		let results = try await client.search(
+		let response = try await client.search(
-			.query("chocolate"),
+			.query("Peanut butter"),
-			.tag(tag: .brands, value: "milka"),
+			// .tag(tag: .brands, value: "milka"),
 			.pageSize(5),
-			.sort(.popularity),
+			// .sort(.popularity),
-			fields: [.nutrientLevels]
 		)
 
+		let results = response.hits
+		let a = results.compactMap { $0.nutriments }
+		print(
+			a.compactMap { b in
+				b.fat.per100gUnitValue
+			})
+
 		let jsonResults = try JSONEncoder().encode(results)
 		try jsonResults.write(to: .init(filePath: "./jsonResults.json"))