package convert

// MessagesRequest represents an Anthropic Messages API request
type MessagesRequest struct {
	Model         string        `json:"model"`
	Messages      []Message     `json:"messages"`
	MaxTokens     int           `json:"max_tokens"`
	System        interface{}   `json:"system,omitempty"` // string or []ContentPart
	Temperature   *float64      `json:"temperature,omitempty"`
	TopP          *float64      `json:"top_p,omitempty"`
	TopK          *int          `json:"top_k,omitempty"`
	StopSequences []string      `json:"stop_sequences,omitempty"`
	Stream        bool          `json:"stream,omitempty"`
	Tools         []Tool        `json:"tools,omitempty"`
	ToolChoice    interface{}   `json:"tool_choice,omitempty"`
	Metadata      interface{}   `json:"metadata,omitempty"`
}

// MessagesResponse represents an Anthropic Messages API response
type MessagesResponse struct {
	ID            string         `json:"id"`
	Type          string         `json:"type"`
	Role          string         `json:"role"`
	Content       []ContentBlock `json:"content"`
	Model         string         `json:"model"`
	StopReason    string         `json:"stop_reason"`
	StopSequence  string         `json:"stop_sequence,omitempty"`
	Usage         Usage          `json:"usage"`
}

// AnthropicStreamEvent represents an Anthropic streaming event
type AnthropicStreamEvent struct {
	Type  string      `json:"type"`
	Index int         `json:"index,omitempty"`
	Delta *Delta     `json:"delta,omitempty"`
	Usage *Usage     `json:"usage,omitempty"`
}