sync: migrate ai-operator to Gitea (2026-08-10)

internal/embedding/provider.go

@@ -0,0 +1,35 @@
+package embedding
+
+import (
+	"context"
+	"fmt"
+
+	"ai-operator/internal/config"
+)
+
+type Vector []float32
+
+type Provider interface {
+	Embed(ctx context.Context, input []string) ([]Vector, error)
+	Dimensions() int
+	Model() string
+	ProviderName() string
+}
+
+func NewProvider(cfg config.Config, override string) (Provider, error) {
+	name := cfg.Embedding.Provider
+	if override != "" {
+		name = override
+	}
+	switch name {
+	case "fake":
+		return NewFakeProvider(cfg.Embedding.Dimensions, cfg.Embedding.Model), nil
+	case "openai":
+		if cfg.OpenAI.APIKey == "" {
+			return nil, fmt.Errorf("OPENAI_API_KEY is required for openai embedding provider")
+		}
+		return NewOpenAIProvider(cfg.OpenAI.APIKey, cfg.Embedding.Model, cfg.Embedding.Dimensions), nil
+	default:
+		return nil, fmt.Errorf("unknown embedding provider: %s", name)
+	}
+}