package model

// ChatRole 消息角色
type ChatRole string

const (
	ChatRoleSystem    ChatRole = "system"
	ChatRoleUser      ChatRole = "user"
	ChatRoleAssistant ChatRole = "assistant"
	ChatRoleTool      ChatRole = "tool"
)

// ChatMessage 聊天消息
type ChatMessage struct {
	Role       ChatRole
	Content    string
	ToolCallID string
	Name       string
	ToolCalls  []ChatToolCall
}

// ChatToolCall 工具调用请求
type ChatToolCall struct {
	ID        string
	Name      string
	Arguments string
}

// ChatReply 聊天回复
type ChatReply struct {
	Content   string
	ToolCalls []ChatToolCall
}

// ChatStreamEvent 流式事件
type ChatStreamEvent struct {
	Delta     string
	ToolCalls []ChatToolCall
	Done      bool
}

// ChatContent 聊天输入内容
type ChatContent struct {
	Texts []TextPart
}

// TextPart 文本片段
type TextPart struct {
	Message string
}