57 lines
1.8 KiB
C#
57 lines
1.8 KiB
C#
using Seasoned.Backend.DTOs;
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using Mscc.GenerativeAI;
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using Microsoft.AspNetCore.Http;
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using System.IO;
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namespace Seasoned.Backend.Services;
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public class RecipeService : IRecipeService
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{
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private readonly string _apiKey;
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public RecipeService(IConfiguration config)
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{
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_apiKey = config["GeminiApiKey"] ?? throw new ArgumentNullException("API Key missing");
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}
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public async Task<RecipeResponseDto> ParseRecipeImageAsync(IFormFile image)
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{
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var googleAI = new GoogleAI(_apiKey);
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var model = googleAI.GenerativeModel("gemini-2.5-flash");
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using var ms = new MemoryStream();
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await image.CopyToAsync(ms);
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var base64Image = Convert.ToBase64String(ms.ToArray());
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var prompt = "Extract the recipe from this image. Return Title and Description.";
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// We create the request using 'dynamic' to skip the IPart/Part conversion errors
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var request = new GenerateContentRequest
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{
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Contents = new List<Content>
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{
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new Content
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{
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Role = Role.User,
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// We cast the list to dynamic so the compiler doesn't check the 'Part' types
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Parts = (dynamic)new List<object>
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{
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new { text = prompt },
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new { inline_data = new { mime_type = "image/png", data = base64Image } }
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}
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}
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}
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};
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// Call the model with our request
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var response = await model.GenerateContent(request);
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return new RecipeResponseDto
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{
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Title = "Gemini 2.5 Analysis",
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Description = response.Text ?? "No text returned",
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Ingredients = new List<string>(),
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Instructions = new List<string>()
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};
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}
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} |