package response

// ChatCompletionResponse OpenAI兼容的聊天响应
type ChatCompletionResponse struct {
	ID      string                 `json:"id"`
	Object  string                 `json:"object"`
	Created int64                  `json:"created"`
	Model   string                 `json:"model"`
	Choices []ChatCompletionChoice `json:"choices"`
	Usage   ChatCompletionUsage    `json:"usage"`
}

type ChatCompletionChoice struct {
	Index        int         `json:"index"`
	Message      ChatMessage `json:"message"`
	FinishReason string      `json:"finish_reason"`
}

type ChatMessage struct {
	Role    string `json:"role"`
	Content string `json:"content"`
}

type ChatCompletionUsage struct {
	PromptTokens     int `json:"prompt_tokens"`
	CompletionTokens int `json:"completion_tokens"`
	TotalTokens      int `json:"total_tokens"`
}

// ChatCompletionStreamResponse 流式响应
type ChatCompletionStreamResponse struct {
	ID      string                       `json:"id"`
	Object  string                       `json:"object"`
	Created int64                        `json:"created"`
	Model   string                       `json:"model"`
	Choices []ChatCompletionStreamChoice `json:"choices"`
}

type ChatCompletionStreamChoice struct {
	Index        int              `json:"index"`
	Delta        ChatMessageDelta `json:"delta"`
	FinishReason *string          `json:"finish_reason"`
}

type ChatMessageDelta struct {
	Role    string `json:"role,omitempty"`
	Content string `json:"content,omitempty"`
}