import { join } from "node:path";
import type { ActiveRun } from "./types.ts";

export function kdDir(cwd: string): string {
	return join(cwd, ".pi", "kd");
}

export function activeRunPath(cwd: string): string {
	return join(kdDir(cwd), "active-run.json");
}

export function runsDir(cwd: string): string {
	return join(kdDir(cwd), "runs");
}

export function runRoot(cwd: string, run: ActiveRun): string {
	return join(runsDir(cwd), run.id);
}

export function runStatePath(cwd: string, runOrId: ActiveRun | string): string {
	const id = typeof runOrId === "string" ? runOrId : runOrId.id;
	return join(runsDir(cwd), id, "RUN.json");
}

export function runArtifactPath(cwd: string, run: ActiveRun, artifactName: string): string {
	return join(runRoot(cwd, run), artifactName);
}

export function runLedgerPath(cwd: string, run: ActiveRun): string {
	return join(runRoot(cwd, run), "events", "ledger.jsonl");
}