322 lines
9.9 KiB
TypeScript
322 lines
9.9 KiB
TypeScript
"use client";
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import { ArrowLeft, ArrowRight, Check, CheckCircle2 } from "lucide-react";
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import { useRouter } from "next/navigation";
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import { useEffect, useRef, useState } from "react";
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import { useToast } from "@/components/Toast";
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import { Badge } from "@/components/ui/Badge";
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import { Button } from "@/components/ui/Button";
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import { Field } from "@/components/ui/Field";
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import { SegmentedControl } from "@/components/ui/SegmentedControl";
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import { Select } from "@/components/ui/Select";
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import { TextArea } from "@/components/ui/TextArea";
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import { TextInput } from "@/components/ui/TextInput";
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import { api } from "@/lib/api/client";
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import { buttonClass } from "@/lib/ui/variants";
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import {
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GENRES,
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SELLING_POINT_PRESETS,
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STEP_TITLES,
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STRUCTURES,
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WIZARD_STEPS,
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canAdvance,
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canSubmit,
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clampStep,
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emptyWizardForm,
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toCreateRequest,
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type WizardForm,
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} from "@/lib/wizard/wizard";
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// 立项向导（UX §6.2）。Client Component：收集字段 → POST /projects → 进工作台。
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export function ProjectWizard() {
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const router = useRouter();
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const toast = useToast();
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const [step, setStep] = useState(1);
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const [form, setForm] = useState<WizardForm>(emptyWizardForm);
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const [submitting, setSubmitting] = useState(false);
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// 换步后把焦点移到新步标题，方便键盘/读屏用户感知步骤变化；首帧不抢第 1 步输入框的 autoFocus。
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const stepHeadingRef = useRef<HTMLParagraphElement>(null);
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const isFirstRender = useRef(true);
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useEffect(() => {
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if (isFirstRender.current) {
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isFirstRender.current = false;
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return;
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}
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stepHeadingRef.current?.focus();
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}, [step]);
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const update = (patch: Partial<WizardForm>): void =>
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setForm((prev) => ({ ...prev, ...patch }));
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const toggleSellingPoint = (point: string): void =>
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setForm((prev) => ({
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...prev,
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sellingPoints: prev.sellingPoints.includes(point)
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? prev.sellingPoints.filter((p) => p !== point)
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: [...prev.sellingPoints, point],
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}));
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const goBack = (): void => setStep((s) => clampStep(s - 1));
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const goNext = (): void => setStep((s) => clampStep(s + 1));
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const submit = async (): Promise<void> => {
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if (!canSubmit(form)) {
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toast("请先填写书名", "error");
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setStep(1);
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return;
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}
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setSubmitting(true);
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const { data, error } = await api.POST("/projects", {
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body: toCreateRequest(form),
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});
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if (error || !data) {
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setSubmitting(false);
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toast("创建作品失败，请重试", "error");
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return;
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}
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router.push(`/projects/${data.id}/write`);
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};
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const isLast = step === WIZARD_STEPS;
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return (
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<div className="mx-auto max-w-2xl rounded border border-line bg-panel p-6 shadow-paper sm:p-8">
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<div className="mb-6 flex items-center justify-between">
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<h1 className="font-serif text-2xl text-ink">新建作品</h1>
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<StepDots current={step} />
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</div>
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<div className="mb-4">
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<Badge variant="accent">
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步骤 {step}/{WIZARD_STEPS}
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</Badge>
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<p
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ref={stepHeadingRef}
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tabIndex={-1}
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className="mt-2 text-sm text-ink-soft focus-visible:outline-none"
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>
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{STEP_TITLES[step - 1]}
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</p>
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</div>
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<div className="min-h-[220px]">
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{step === 1 && <StepBasics form={form} update={update} />}
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{step === 2 && (
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<StepStory
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form={form}
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update={update}
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toggleSellingPoint={toggleSellingPoint}
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/>
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)}
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{step === 3 && <StepPremise form={form} update={update} />}
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{step === 4 && <StepProtagonist form={form} update={update} />}
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{step === 5 && <StepConfirm form={form} />}
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</div>
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<div className="mt-8 flex items-center justify-between">
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<Button onClick={goBack} disabled={step === 1} variant="secondary">
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<ArrowLeft className="h-4 w-4" aria-hidden="true" />
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上一步
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</Button>
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{isLast ? (
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<Button
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onClick={submit}
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disabled={submitting || !canSubmit(form)}
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variant="primary"
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>
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<CheckCircle2 className="h-4 w-4" aria-hidden="true" />
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{submitting ? "创建中…" : "完成立项"}
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</Button>
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) : (
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<Button
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onClick={goNext}
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disabled={!canAdvance(step, form)}
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variant="primary"
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>
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下一步
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<ArrowRight className="h-4 w-4" aria-hidden="true" />
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</Button>
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)}
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</div>
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</div>
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);
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}
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function StepDots({ current }: { current: number }) {
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return (
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<div className="flex gap-1.5" aria-hidden="true">
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{Array.from({ length: WIZARD_STEPS }, (_, i) => (
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<span
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key={i}
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className={`h-2 w-2 rounded ${
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i + 1 <= current ? "bg-cinnabar" : "bg-line"
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}`}
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/>
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))}
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</div>
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);
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}
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interface StepProps {
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form: WizardForm;
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update: (patch: Partial<WizardForm>) => void;
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}
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function StepBasics({ form, update }: StepProps) {
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const titleMissing = form.title.trim().length === 0;
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return (
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<div>
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<Field
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label="书名"
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required
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help={titleMissing ? "请先填写书名才能继续" : undefined}
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>
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<TextInput
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value={form.title}
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onChange={(e) => update({ title: e.target.value })}
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placeholder="例：逐光而行"
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autoFocus
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/>
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</Field>
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<Field label="题材">
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<Select
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value={form.genre}
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onChange={(e) => update({ genre: e.target.value })}
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>
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<option value="">未选择</option>
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{GENRES.map((g) => (
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<option key={g} value={g}>
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{g}
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</option>
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))}
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</Select>
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</Field>
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</div>
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);
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}
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function StepStory({
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form,
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update,
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toggleSellingPoint,
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}: StepProps & { toggleSellingPoint: (p: string) => void }) {
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return (
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<div>
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<Field label="一句话故事（logline）">
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<TextArea
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className="h-20 resize-none"
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value={form.logline}
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onChange={(e) => update({ logline: e.target.value })}
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placeholder="废柴少年觉醒禁忌血脉，在仙门倾轧中逆势封神。"
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/>
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</Field>
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<Field label="故事结构">
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<SegmentedControl
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ariaLabel="故事结构"
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className="flex-wrap"
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value={form.structure}
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onChange={(structure) => update({ structure })}
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options={STRUCTURES.map((s) => ({ value: s, label: s }))}
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/>
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</Field>
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<fieldset>
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<legend className="mb-1 block text-sm text-ink-soft">核心卖点</legend>
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<div className="flex flex-wrap gap-2">
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{SELLING_POINT_PRESETS.map((p) => {
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const selected = form.sellingPoints.includes(p);
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return (
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<button
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type="button"
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key={p}
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aria-pressed={selected}
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onClick={() => toggleSellingPoint(p)}
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className={buttonClass({
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variant: selected ? "primary" : "secondary",
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size: "sm",
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})}
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>
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{selected ? (
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<Check className="h-3.5 w-3.5" aria-hidden="true" />
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) : null}
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{p}
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</button>
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);
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})}
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</div>
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</fieldset>
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</div>
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);
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}
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function StepPremise({ form, update }: StepProps) {
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return (
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<div>
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<Field label="立意（premise）">
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<TextArea
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className="h-20 resize-none"
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value={form.premise}
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onChange={(e) => update({ premise: e.target.value })}
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placeholder="故事的核心命题与前提。"
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/>
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</Field>
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<Field label="主题（theme）">
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<TextInput
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value={form.theme}
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onChange={(e) => update({ theme: e.target.value })}
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placeholder="例：抗争与代价"
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/>
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</Field>
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</div>
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);
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}
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function StepProtagonist({ form, update }: StepProps) {
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// M1 projects 表无独立主角/金手指字段；提交时由 toCreateRequest 合并进 premise（与立意各占一段）。
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// 必须绑定独立的 form.protagonist，不能复用 form.premise，否则与第 3 步立意互相覆盖（QA H1）。
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return (
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<div>
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<p className="mb-3 text-sm text-ink-soft">
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主角与金手指（M1 暂并入总纲，后续设定库独立建模）。
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</p>
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<Field label="主角 / 金手指概要">
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<TextArea
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className="h-28 resize-none"
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value={form.protagonist}
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onChange={(e) => update({ protagonist: e.target.value })}
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placeholder="主角设定、金手指来源与限制……"
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/>
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</Field>
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</div>
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);
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}
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// 第 5 步：确认/概览——回显已填字段供复核后提交（取代旧的空「世界观后续里程碑」说明）。
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function StepConfirm({ form }: { form: WizardForm }) {
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const rows: Array<{ label: string; value: string }> = [
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{ label: "书名", value: form.title.trim() || "未填写" },
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{ label: "一句话故事", value: form.logline.trim() || "未填写" },
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{ label: "题材", value: form.genre || "未选择" },
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{ label: "故事结构", value: form.structure || "未选择" },
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{
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label: "核心卖点",
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value: form.sellingPoints.length > 0 ? form.sellingPoints.join("、") : "未选择",
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},
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];
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return (
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<div>
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<p className="mb-3 text-sm text-ink-soft">
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复核以下信息，确认无误后即可完成立项。其余设定可进工作台后在「设定库」继续完善。
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</p>
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<dl className="divide-y divide-line rounded border border-line bg-bg">
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{rows.map((row) => (
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<div key={row.label} className="flex gap-4 px-4 py-2.5 text-sm">
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<dt className="w-20 shrink-0 text-ink-soft">{row.label}</dt>
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<dd className="min-w-0 flex-1 text-ink">{row.value}</dd>
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</div>
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))}
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</dl>
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</div>
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);
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}
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