import type {
	CommandExecutionOptions,
	CommandExecutionResult,
	CommandExecutor,
} from "../ports/command-executor.ts";

export type PiExecOptions = {
	cwd?: string;
	timeout?: number;
	signal?: AbortSignal;
};

export type PiExecResult = {
	stdout: string;
	stderr: string;
	code: number;
	killed: boolean;
};

export type PiExecApi = {
	exec(
		command: string,
		args: string[],
		options?: PiExecOptions,
	): Promise<PiExecResult>;
	sendUserMessage(
		content: string,
		options?: { deliverAs?: "steer" | "followUp" },
	): void;
};

export class PiCommandExecutor implements CommandExecutor {
	constructor(private readonly pi: PiExecApi) {}

	async exec(
		command: string,
		args: string[],
		options: CommandExecutionOptions,
	): Promise<CommandExecutionResult> {
		return this.pi.exec(command, args, {
			cwd: options.cwd,
			timeout: options.timeoutMs,
			signal: options.signal,
		});
	}
}