agent

type Agent interface {
	// Type returns the agent's type identifier.
	Type() AgentType

	// Execute runs the agent with the given request.
	Execute(ctx context.Context, req *Request) (*Response, error)
}

type AgentType string

type AgenticOptions struct {
	MaxTurns    int
	Tools       []openrouter.Tool
	ToolHandler func(ctx context.Context, calls []openrouter.ToolCall) []openrouter.Message
	Timeout     time.Duration
	TurnTimeout time.Duration
	Reasoning   *openrouter.ReasoningConfig
	Plugins     []openrouter.Plugin
	ToolChoice  any // "auto", "none", "required", or specific tool
}

type Capabilities struct {
	// Execution model
	IsAgentic         bool // Uses tool calls (multi-turn)
	SupportsStreaming bool // Can stream responses

	// Input capabilities
	SupportedMedia []string // ["image", "audio", "pdf"]
	MaxInputTokens int      // Context limit

	// Output format
	OutputFormat string // "text", "json", "structured"
}

type CapableAgent interface {
	Agent

	// Capabilities returns the agent's capabilities.
	Capabilities() Capabilities

	// Description returns a human-readable description for tool use.
	Description() string
}

type ContextService struct {
	// contains filtered or unexported fields
}

type Executor struct {
	// contains filtered or unexported fields
}

type MediaPart struct {
	Type     string // "image", "audio", "file"
	MimeType string
	Data     []byte
	URL      string // Alternative to Data
}

type Message struct {
	Role    string
	Content string
}

type Registry struct {
	// contains filtered or unexported fields
}

type Request struct {
	// Context (from ContextService)
	Shared *SharedContext

	// Query
	Query    string    // Main query/content to process
	Messages []Message // Conversation history (for chat agents)

	// Multimodal
	Media []MediaPart // Images, audio, files

	// Agent-specific
	Params map[string]any // Custom parameters
}

type Response struct {
	// Content
	Content    string // Text response
	Structured any    // Parsed result (for JSON agents)

	// Metadata
	Tokens    TokenUsage
	Duration  time.Duration
	Reasoning string // Chain-of-thought (if available)

	// Agent-specific
	Metadata map[string]any
}

type SharedContext struct {
	UserID int64

	// Profile (always loaded)
	Profile      string         // Formatted <user_profile> for prompts
	ProfileFacts []storage.Fact // Raw facts (for custom formatting)

	// Topics
	RecentTopics string // Formatted <recent_topics>

	// Social Graph (v0.5.1)
	InnerCircle string // Formatted <inner_circle> (Work_Inner + Family)

	// Metadata
	Language string // "en" or "ru"
	LoadedAt time.Time
}

type SingleShotRequest struct {
	AgentType    AgentType
	UserID       int64
	Model        string
	SystemPrompt string
	UserPrompt   string
	Messages     []openrouter.Message // Alternative to SystemPrompt+UserPrompt
	Temperature  *float64
	JSONMode     bool
	JSONSchema   *openrouter.JSONSchema // Optional: strict JSON schema validation
}

type TokenUsage struct {
	Prompt     int
	Completion int
	Total      int
	Cost       *float64
}