export type Role = "system" | "user" | "assistant" | "tool";

export interface ToolCall {
	id?: string;
	type: string;
	function: {
		name: string;
		arguments: string;
	};
}

export interface Message {
	role: Role;
	content: string;
	tool_calls?: ToolCall[];
	tool_call_id?: string;
}

export interface ProviderConfig {
	provider: string;
	model: string;
	base_url?: string;
	enable_tools?: boolean;
	session_id?: string;
}

export interface FileEntry {
	name: string;
	kind: "file" | "dir";
}

export interface SearchResult {
	path: string;
	matches: number;
}

export interface CommandOutput {
	stdout: string;
	stderr: string;
	exit_code: number;
}

export type WsRequest =
	| {
			type: "chat";
			messages: Message[];
			config: ProviderConfig;
	  }
	| {
			type: "cancel";
	  }
	| {
			type: "permission_response";
			request_id: string;
			approved: boolean;
			always_allow: boolean;
	  };

export type WsResponse =
	| { type: "token"; content: string }
	| { type: "update"; messages: Message[] }
	| { type: "session_id"; session_id: string }
	| { type: "error"; message: string }
	| {
			type: "permission_request";
			request_id: string;
			tool_name: string;
			tool_input: Record<string, unknown>;
	  };

// Re-export API client types for convenience
export type {
	Message as ApiMessage,
	ProviderConfig as ApiProviderConfig,
	FileEntry as ApiFileEntry,
	SearchResult as ApiSearchResult,
	CommandOutput as ApiCommandOutput,
	WsRequest as ApiWsRequest,
	WsResponse as ApiWsResponse,
};