Files
virtual-banker/backend/llm/gateway.go

103 lines
2.5 KiB
Go

package llm
import (
"context"
"fmt"
)
// Gateway provides LLM functionality
type Gateway interface {
Generate(ctx context.Context, prompt string, options *GenerateOptions) (*GenerateResponse, error)
}
// GenerateOptions contains options for generation
type GenerateOptions struct {
Temperature float64
MaxTokens int
Tools []Tool
TenantID string
UserID string
ConversationHistory []Message
}
// Tool represents a callable tool/function
type Tool struct {
Name string
Description string
Parameters map[string]interface{}
}
// Message represents a conversation message
type Message struct {
Role string // "user" or "assistant"
Content string
}
// GenerateResponse contains the LLM response
type GenerateResponse struct {
Text string
Tools []ToolCall
Emotion *Emotion
Gestures []string
}
// ToolCall represents a tool call request
type ToolCall struct {
Name string
Arguments map[string]interface{}
}
// Emotion represents emotional state for avatar
type Emotion struct {
Valence float64 // -1.0 to 1.0
Arousal float64 // 0.0 to 1.0
}
// MockLLMGateway is a mock implementation for development
type MockLLMGateway struct{}
// NewMockLLMGateway creates a new mock LLM gateway
func NewMockLLMGateway() *MockLLMGateway {
return &MockLLMGateway{}
}
// Generate generates a response using mock LLM
func (g *MockLLMGateway) Generate(ctx context.Context, prompt string, options *GenerateOptions) (*GenerateResponse, error) {
// Mock implementation
return &GenerateResponse{
Text: "I understand. How can I assist you with your banking needs today?",
Emotion: &Emotion{
Valence: 0.5,
Arousal: 0.3,
},
Gestures: []string{"nod"},
}, nil
}
// OpenAIGateway integrates with OpenAI (example - requires API key)
type OpenAIGateway struct {
apiKey string
model string
}
// NewOpenAIGateway creates a new OpenAI gateway
func NewOpenAIGateway(apiKey, model string) *OpenAIGateway {
return &OpenAIGateway{
apiKey: apiKey,
model: model,
}
}
// Generate generates using OpenAI API
func (g *OpenAIGateway) Generate(ctx context.Context, prompt string, options *GenerateOptions) (*GenerateResponse, error) {
// TODO: Implement OpenAI API integration
// This would involve:
// 1. Building the prompt with system message, conversation history
// 2. Adding tool definitions if tools are provided
// 3. Making API call to OpenAI
// 4. Parsing response and extracting tool calls
// 5. Mapping to GenerateResponse format
return nil, fmt.Errorf("not implemented - requires OpenAI API integration")
}