/**
 * 模块配置 - 模块 > 视频教程 > [模块名]
 * 参考 cloudphone/nomadlms 结构
 */

import { CURRICULUM_CONFIG } from "@/app/cloudphone/config/course";

export type TopicConfig = {
  id: string;
  icon: string;
  title: string;
  subtitle: string;
  desc: string;
  stats: { value: string; label: string }[];
  /** 使用的 curriculum 模块索引，空则用全部 */
  moduleIndices?: number[];
  /** 外部链接，有则显示「前往了解」而非课程列表 */
  externalUrl?: string;
  payUrl: string;
};

export const TOPIC_CONFIGS: Record<string, TopicConfig> = {
  cloudphone: {
    id: "cloudphone",
    icon: "☁️",
    title: "云手机",
    subtitle: "低成本自建云手机，TikTok/YouTube 运营搭建指南",
    desc: "用开源硬件打造云手机，Redroid、AOSP、ffmpeg、SRS，从零搭建无人直播工作室",
    stats: [
      { value: "13", label: "节实战课程" },
      { value: "170+", label: "分钟视频" },
      { value: "5", label: "大模块" },
    ],
    payUrl: "/",
  },
  livestream: {
    id: "livestream",
    icon: "📺",
    title: "无人直播",
    subtitle: "TikTok/YouTube 无人直播，24 小时自动化",
    desc: "ffmpeg 拉流转推、SRS 直播服务器、油猴脚本自动化，实现 24 小时无人值守推流",
    stats: [
      { value: "7", label: "节核心课程" },
      { value: "100+", label: "分钟视频" },
      { value: "2", label: "大模块" },
    ],
    moduleIndices: [1, 2],
    payUrl: "/",
  },
  indie: {
    id: "indie",
    icon: "🛠️",
    title: "独立开发",
    subtitle: "从想法到产品，独立开发者全流程指南",
    desc: "即将上线，敬请期待。可先前往数字游民指南了解更多。",
    stats: [
      { value: "—", label: "课程筹备中" },
      { value: "—", label: "敬请期待" },
    ],
    externalUrl: "https://digital.hackrobot.cn/zh",
    payUrl: "/",
  },
  aiagent: {
    id: "aiagent",
    icon: "🤖",
    title: "AI Agent",
    subtitle: "AIGC 与智能体，Vibe Coding 跨界创造",
    desc: "即将上线，敬请期待。可先前往数字游民指南了解更多。",
    stats: [
      { value: "—", label: "课程筹备中" },
      { value: "—", label: "敬请期待" },
    ],
    externalUrl: "https://digital.hackrobot.cn/zh",
    payUrl: "/",
  },
};

export function getTopicConfig(topicId: string): TopicConfig | null {
  return TOPIC_CONFIGS[topicId] ?? null;
}

export function getTopicCurriculum(topicId: string) {
  const config = getTopicConfig(topicId);
  if (!config) return null;
  if (config.externalUrl) return { modules: [], hasContent: false };
  const indices = config.moduleIndices ?? CURRICULUM_CONFIG.modules.map((_, i) => i);
  const modules = indices
    .map((i) => ({ module: CURRICULUM_CONFIG.modules[i], originalIndex: i }))
    .filter((x) => x.module)
    .map(({ module: m, originalIndex }) => ({ ...m, originalModuleIndex: originalIndex }));
  return { modules, hasContent: modules.length > 0 };
}