e57ff8e06c
Backend:
- Add Groq LLM client (llama-3.3-70b) for recipe generation with JSON
retry strategy (retries only on parse errors, not API errors)
- Add Pexels client for parallel photo search per recipe
- Add saved_recipes table (migration 004) with JSONB fields
- Add GET /recommendations endpoint (profile-aware prompt building)
- Add POST/GET/GET{id}/DELETE /saved-recipes CRUD endpoints
- Wire gemini, pexels, recommendation, savedrecipe packages in main.go
Flutter:
- Add Recipe, SavedRecipe models with json_serializable
- Add RecipeService (getRecommendations, getSavedRecipes, save, delete)
- Add RecommendationsNotifier and SavedRecipesNotifier (Riverpod)
- Add RecommendationsScreen with skeleton loading and refresh FAB
- Add RecipeDetailScreen (SliverAppBar, nutrition tooltip, steps with timer)
- Add SavedRecipesScreen with Dismissible swipe-to-delete and empty state
- Update RecipesScreen to TabBar (Recommendations / Saved)
- Add /recipe-detail route outside ShellRoute (no bottom nav)
- Extend ApiClient with getList() and deleteVoid()
Project:
- Add CLAUDE.md with English-only rule for comments and commit messages
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
package gemini
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"time"
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)
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const (
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// Groq — OpenAI-compatible API, free tier, no billing required.
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groqAPIURL = "https://api.groq.com/openai/v1/chat/completions"
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groqModel = "llama-3.3-70b-versatile"
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maxRetries = 3
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)
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// Client is an HTTP client for the Groq LLM API (OpenAI-compatible).
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type Client struct {
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apiKey string
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httpClient *http.Client
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}
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// NewClient creates a new Client.
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func NewClient(apiKey string) *Client {
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return &Client{
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apiKey: apiKey,
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httpClient: &http.Client{
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Timeout: 60 * time.Second,
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},
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}
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}
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// generateContent sends a user prompt to Groq and returns the assistant text.
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func (c *Client) generateContent(ctx context.Context, messages []map[string]string) (string, error) {
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body := map[string]any{
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"model": groqModel,
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"temperature": 0.7,
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"messages": messages,
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}
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bodyBytes, err := json.Marshal(body)
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if err != nil {
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return "", fmt.Errorf("marshal request: %w", err)
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}
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req, err := http.NewRequestWithContext(ctx, http.MethodPost, groqAPIURL, bytes.NewReader(bodyBytes))
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if err != nil {
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return "", fmt.Errorf("create request: %w", err)
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}
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req.Header.Set("Content-Type", "application/json")
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req.Header.Set("Authorization", "Bearer "+c.apiKey)
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resp, err := c.httpClient.Do(req)
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if err != nil {
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return "", fmt.Errorf("send request: %w", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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raw, _ := io.ReadAll(resp.Body)
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return "", fmt.Errorf("groq API error %d: %s", resp.StatusCode, string(raw))
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}
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var result struct {
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Choices []struct {
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Message struct {
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Content string `json:"content"`
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} `json:"message"`
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} `json:"choices"`
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}
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if err := json.NewDecoder(resp.Body).Decode(&result); err != nil {
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return "", fmt.Errorf("decode response: %w", err)
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}
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if len(result.Choices) == 0 {
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return "", fmt.Errorf("empty response from Groq")
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}
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return result.Choices[0].Message.Content, nil
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}
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