145 lines
6.5 KiB
TypeScript
145 lines
6.5 KiB
TypeScript
"use client";
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import { useEffect, useState } from "react";
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import { useParams } from "next/navigation";
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import Link from "next/link";
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import { Header } from "../../../components";
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import { VideoPlayer } from "../../../components/VideoPlayer";
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import { LessonMarkdown } from "./LessonMarkdown";
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import { LessonLayout } from "@/app/components/content/LessonLayout";
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import { getLesson } from "../../../config/lessons";
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import { canWatchLesson } from "../../../lib/payment";
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import { setLastWatched, markCompleted, getCompletedLessons } from "../../../lib/learning";
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import { CURRICULUM_CONFIG, DOWNLOAD_CONFIG } from "../../../config/course";
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import { CLOUDPHONE_COURSE_CONFIG } from "@/config/content.config";
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import { getPrevNextLesson } from "@/lib/content/course-utils";
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const TOTAL_LESSONS = CURRICULUM_CONFIG.modules.reduce((s, m) => s + m.lessons.length, 0);
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export default function LessonPage() {
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const params = useParams();
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const moduleIndex = Number(params.moduleIndex);
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const lessonIndex = Number(params.lessonIndex);
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const lesson = getLesson(moduleIndex, lessonIndex);
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const unlocked = canWatchLesson(moduleIndex, lessonIndex);
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const isFreeTrial = moduleIndex === 0 && lessonIndex < 2;
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const [completed, setCompleted] = useState(() => getCompletedLessons().size);
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const { prev: prevLesson, next: nextLesson } = getPrevNextLesson(
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CURRICULUM_CONFIG.modules,
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moduleIndex,
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lessonIndex
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);
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useEffect(() => {
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if (lesson && unlocked) setLastWatched(moduleIndex, lessonIndex, lesson.name);
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}, [moduleIndex, lessonIndex, lesson?.name, unlocked]);
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useEffect(() => {
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const onProgress = () => setCompleted(getCompletedLessons().size);
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window.addEventListener("learning:progress", onProgress);
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return () => window.removeEventListener("learning:progress", onProgress);
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}, []);
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if (!lesson || isNaN(moduleIndex) || isNaN(lessonIndex)) {
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return (
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<div className="min-h-screen bg-[var(--background)]">
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<Header />
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<main className="pt-20 pb-16">
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<div className="mx-auto max-w-4xl px-4 py-16 text-center">
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<h1 className="mb-4 text-2xl font-bold">章节不存在</h1>
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<p className="mb-6 text-[var(--muted-foreground)]">请检查链接或返回课程首页</p>
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<Link
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href="/cloudphone"
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className="inline-flex items-center gap-2 rounded-full bg-[var(--accent)] px-6 py-3 font-medium text-[var(--accent-foreground)] transition hover:opacity-90"
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>
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← 返回首页
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</Link>
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</div>
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</main>
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</div>
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);
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}
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return (
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<div className="min-h-screen bg-[var(--background)] text-[var(--foreground)]">
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<Header />
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<LessonLayout
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courseConfig={CLOUDPHONE_COURSE_CONFIG}
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moduleIndex={moduleIndex}
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lessonIndex={lessonIndex}
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lessonName={lesson.name}
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lessonDuration={lesson.duration}
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isFreeTrial={isFreeTrial}
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unlocked={unlocked}
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totalLessons={TOTAL_LESSONS}
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completedCount={completed}
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prevLesson={prevLesson}
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nextLesson={nextLesson}
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courseHomeHref="/cloudphone"
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payHref="/cloudphone/pay"
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>
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<div className="animate__animated animate__fadeInUp relative mb-12" style={{ animationDelay: "0.2s", animationFillMode: "both" }}>
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{unlocked ? (
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<VideoPlayer
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src={lesson.videoUrl}
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title={lesson.name}
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videoId={`cloudphone-${moduleIndex}-${lessonIndex}`}
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className="shadow-xl"
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onComplete={() => markCompleted(moduleIndex, lessonIndex)}
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/>
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) : (
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<div className="relative overflow-hidden rounded-xl bg-black md:rounded-2xl">
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<div className="aspect-video flex flex-col items-center justify-center gap-4 bg-zinc-900">
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<span className="text-6xl">🔒</span>
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<p className="text-lg text-white/90">报名解锁本章节</p>
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<Link
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href="/cloudphone/pay"
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className="rounded-full bg-[var(--accent)] px-6 py-3 font-medium text-[var(--accent-foreground)] transition hover:opacity-90"
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>
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立即报名
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</Link>
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</div>
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</div>
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)}
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</div>
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{unlocked && (
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<div className="animate__animated animate__fadeInUp relative rounded-xl border border-[var(--border)] bg-[var(--card)] p-6 shadow-sm md:rounded-2xl md:p-8" style={{ animationDelay: "0.3s", animationFillMode: "both" }}>
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<h2 className="mb-6 flex items-center gap-2 text-lg font-semibold">
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<svg className="h-5 w-5 text-[var(--accent)]" fill="none" stroke="currentColor" viewBox="0 0 24 24">
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<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z" />
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</svg>
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配套文档
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</h2>
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<LessonMarkdown content={lesson.markdown} />
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</div>
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)}
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{DOWNLOAD_CONFIG.enabled && unlocked && (
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<div className="mt-8 rounded-xl border border-[var(--border)] bg-[var(--card)] p-6 shadow-sm md:rounded-2xl md:p-8">
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<h2 className="mb-4 flex items-center gap-2 text-lg font-semibold">
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<svg className="h-5 w-5 text-[var(--accent)]" fill="none" stroke="currentColor" viewBox="0 0 24 24">
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<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4" />
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</svg>
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{DOWNLOAD_CONFIG.title}
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</h2>
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<p className="mb-4 text-sm text-[var(--muted-foreground)]">课程配套资料已上传至网盘，报名后可前往下载</p>
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<Link
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href={DOWNLOAD_CONFIG.url}
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target="_blank"
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rel="noopener noreferrer"
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className="inline-flex items-center gap-2 rounded-full bg-[var(--accent)] px-6 py-3 font-medium text-[var(--accent-foreground)] transition hover:opacity-90"
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>
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{DOWNLOAD_CONFIG.buttonText}
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<svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
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<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M10 6H6a2 2 0 00-2 2v10a2 2 0 002 2h10a2 2 0 002-2v-4M14 4h6m0 0v6m0-6L10 14" />
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</svg>
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</Link>
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</div>
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)}
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</LessonLayout>
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</div>
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);
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}
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