import type { ActiveRun, KdQuestion } from "./types.ts";

export function formatQuestions(run: ActiveRun): string {
	const questions = run.questions ?? [];
	if (questions.length === 0) return "尚未记录 Harness 问题。";
	return questions.map(formatQuestionCard).join("\n\n");
}

export function formatRuns(runs: ActiveRun[], activeId?: string): string {
	if (runs.length === 0) return "当前项目没有需求记录。使用 /kd <需求> 开始。";
	return runs
		.map((run) =>
			[
				`${run.id === activeId ? "*" : "-"} ${run.id}`,
				`  需求：${run.goal ?? "未知"}`,
				`  状态：${run.status ?? "active"} | 模式：${run.mode} | 阶段：${run.phase} | 产品：${run.profile?.product ?? run.product ?? "unknown"}`,
				`  更新时间：${run.updatedAt ?? "未知"}`,
			].join("\n"),
		)
		.join("\n\n");
}

export function formatQuestionCard(question: KdQuestion): string {
	const lines = [
		`问题 ${question.id} [${question.status}${question.blocking ? ", blocking" : ""}]`,
		`阶段：${question.phase}`,
		`问题：${question.question}`,
		question.reason ? `原因：${question.reason}` : undefined,
		question.contextSummary ? `提问前上下文：${question.contextSummary}` : undefined,
		question.sourceRefs?.length ? `来源：${question.sourceRefs.join("；")}` : undefined,
		question.factLabel ? `事实标签：${question.factLabel}` : undefined,
		question.proposedFactValue ? `候选事实值：${question.proposedFactValue}` : undefined,
		question.choices?.length ? `选项：${question.choices.join(" | ")}` : undefined,
		question.answer ? `答案：${question.answer}` : undefined,
		question.status === "open" ? `回答方式：用户在下一条消息中回答，或使用 kd_answer_user action=answer id=${question.id} answer=<答案> 记录。` : undefined,
	];
	return lines.filter(Boolean).join("\n");
}

export function formatQuestionArtifactLines(question: KdQuestion): string[] {
	return [
		`- ${question.id} [${question.blocking ? "blocking" : "non-blocking"}] ${question.question}`,
		question.reason ? `  - 原因：${question.reason}` : undefined,
		question.contextSummary ? `  - 提问前上下文：${question.contextSummary}` : undefined,
		question.sourceRefs?.length ? `  - 来源：${question.sourceRefs.join("；")}` : undefined,
		question.factLabel ? `  - 事实标签：${question.factLabel}` : undefined,
		question.proposedFactValue ? `  - 候选事实值：${question.proposedFactValue}` : undefined,
		question.choices?.length ? `  - 选项：${question.choices.join(" | ")}` : undefined,
		"  - 状态：open",
	].filter(Boolean) as string[];
}