UI + backend update

This commit is contained in:
2026-03-11 05:04:48 +00:00
parent 27bff9535c
commit 01f42c22d6
7 changed files with 346 additions and 44 deletions

View File

@@ -4,6 +4,7 @@ using Microsoft.AspNetCore.Http;
using System.IO;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace Seasoned.Backend.Services;
public class RecipeService : IRecipeService
@@ -18,6 +19,7 @@ public class RecipeService : IRecipeService
public async Task<RecipeResponseDto> ParseRecipeImageAsync(IFormFile image)
{
var googleAI = new GoogleAI(_apiKey);
var model = googleAI.GenerativeModel("gemini-3.1-flash-lite-preview");
using var ms = new MemoryStream();
@@ -25,16 +27,19 @@ public class RecipeService : IRecipeService
var base64Image = Convert.ToBase64String(ms.ToArray());
var prompt = @"Extract the recipe details from this image.
RULES FOR THE 'icon' FIELD:
1. Select a valid 'Material Design Icon' name (e.g., 'mdi-pasta', 'mdi-bread-slice', 'mdi-muffin', 'mdi-pizza').
2. If the recipe type is ambiguous or you cannot find a specific matching icon, you MUST return 'mdi-silverware-fork-knife'.
IMPORTANT: Return ONLY a raw JSON string.
DO NOT include markdown formatting (no ```json).
DO NOT include any text before or after the JSON.
All property names and string values MUST be enclosed in double quotes.
DO NOT include markdown formatting.
JSON structure:
{
""title"": ""string"",
""description"": ""string"",
""ingredients"": [""string"", ""string""],
""instructions"": [""string"", ""string""]
""title"": ""string"",
""icon"": ""string"",
""ingredients"": [""string"", ""string""],
""instructions"": [""string"", ""string""]
}";
var config = new GenerationConfig {
@@ -43,7 +48,8 @@ public class RecipeService : IRecipeService
};
var request = new GenerateContentRequest(prompt, config);
await Task.Run(() => request.AddMedia(base64Image, "image/png"));
await Task.Run(() => request.AddMedia(base64Image, image.ContentType ?? "image/png"));
var response = await model.GenerateContent(request);
string rawText = response.Text?.Trim() ?? "";
@@ -53,7 +59,7 @@ public class RecipeService : IRecipeService
if (start == -1 || end == -1)
{
return new RecipeResponseDto { Title = "Error", Description = "AI failed to generate a valid JSON block." };
return new RecipeResponseDto { Title = "Error" };
}
string cleanJson = rawText.Substring(start, (end - start) + 1);
@@ -62,6 +68,12 @@ public class RecipeService : IRecipeService
{
var options = new JsonSerializerOptions { PropertyNameCaseInsensitive = true };
var result = JsonSerializer.Deserialize<RecipeResponseDto>(cleanJson, options);
if (result != null && string.IsNullOrEmpty(result.Icon))
{
result.Icon = "mdi-silverware-fork-knife";
}
return result ?? new RecipeResponseDto { Title = "Empty Response" };
}
catch (JsonException ex)
@@ -69,10 +81,7 @@ public class RecipeService : IRecipeService
Console.WriteLine($"Raw AI Output: {rawText}");
Console.WriteLine($"Failed to parse JSON: {ex.Message}");
return new RecipeResponseDto {
Title = "Parsing Error",
Description = "The AI response was malformed. Check logs."
};
return new RecipeResponseDto { Title = "Parsing Error" };
}
}
}