69 lines
2.6 KiB
TypeScript
69 lines
2.6 KiB
TypeScript
"use client";
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import { useCallback, useState } from "react";
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import { api } from "@/lib/api/client";
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import { useToast } from "@/components/Toast";
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import {
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friendlyFromApiError,
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type FriendlyError,
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} from "@/lib/errors/messages";
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import type { OutlineChapterView } from "@/lib/api/types";
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export type OutlineStatus = "idle" | "generating" | "ready" | "error";
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export interface UseOutline {
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chapters: OutlineChapterView[];
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status: OutlineStatus;
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// 直接透传 friendlyFromApiError 的结果（含 text + 可选 actionHref/actionLabel），
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// 不再拍平成固定的内部 code，UI 据 actionHref 是否存在决定显示跳转链接。
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error: FriendlyError | null;
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generate: (projectId: string, volume: number) => Promise<void>;
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}
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// 生成大纲：POST .../outline（body {volume}）。无凭据/网关失败 → 503 LLM_UNAVAILABLE
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// （流前 JSON 信封），经 error 检出、引导去设置（同 draft/review 范式）。
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export function useOutline(initial: OutlineChapterView[]): UseOutline {
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const [chapters, setChapters] = useState<OutlineChapterView[]>(initial);
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const [status, setStatus] = useState<OutlineStatus>(
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initial.length > 0 ? "ready" : "idle",
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);
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const [error, setError] = useState<FriendlyError | null>(null);
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const toast = useToast();
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const generate = useCallback<UseOutline["generate"]>(
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async (projectId, volume) => {
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setStatus("generating");
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setError(null);
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const { data, error: apiError } = await api.POST(
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"/projects/{project_id}/outline",
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{
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params: { path: { project_id: projectId } },
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body: { volume },
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},
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);
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if (apiError || !data) {
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// surface 真实错因（如 LLM_UNAVAILABLE→去设置 provider；422→校验文案），
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// 而非永远的通用「大纲生成失败」（QA #2：原 env.error.code 漏读 422 的 detail 信封）。
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// 直接透传 friendly（保留 actionHref/actionLabel），不再拍平成固定 OUTLINE_FAILED。
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const friendly = friendlyFromApiError(apiError);
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setError(friendly);
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setStatus("error");
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toast(friendly.text, "error");
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return;
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}
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// 只替换目标卷的条目，保留其它卷（「AI 排大纲」是单卷操作，整列覆盖会误删别卷）。
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const generated = data.chapters ?? [];
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setChapters((prev) => [
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...prev.filter((ch) => ch.volume !== volume),
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...generated,
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]);
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setStatus("ready");
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toast("大纲已生成", "success");
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},
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[toast],
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);
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return { chapters, status, error, generate };
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}
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