From 4205e8475d68339bde525ccc773ba5cd0ae7752a Mon Sep 17 00:00:00 2001
From: Nicolas Lau <nicolaslau@outlook.com>
Date: Sun, 26 May 2024 21:10:03 +0800
Subject: [PATCH] feat(route): support  podwise.ai (#15670)

* feature: podwise.ai

* refactor: simplify item, remove some unnessary code

* feat: add podcast feed info

* chore: remove comment

* refactor: use import instead of require

* convert enclosure type
---
 lib/routes/podwise/collections.ts |  46 ++++++++++++
 lib/routes/podwise/episodes.ts    | 119 ++++++++++++++++++++++++++++++
 lib/routes/podwise/namespace.ts   |   9 +++
 3 files changed, 174 insertions(+)
 create mode 100644 lib/routes/podwise/collections.ts
 create mode 100644 lib/routes/podwise/episodes.ts
 create mode 100644 lib/routes/podwise/namespace.ts

diff --git a/lib/routes/podwise/collections.ts b/lib/routes/podwise/collections.ts
new file mode 100644
index 000000000..438ab1adb
--- /dev/null
+++ b/lib/routes/podwise/collections.ts
@@ -0,0 +1,46 @@
+import { Route } from '@/types';
+import { load } from 'cheerio';
+import ofetch from '@/utils/ofetch'; // 统一使用的请求库
+
+export const route: Route = {
+    path: '/explore',
+    categories: ['multimedia'],
+    example: '/podwise/explore',
+    radar: [
+        {
+            source: ['podwise.ai', 'podwise.ai/explore'],
+        },
+    ],
+    name: 'Collections',
+    maintainers: ['lyling'],
+    handler: async () => {
+        const link = 'https://podwise.ai/explore';
+        const response = await ofetch(link);
+        const $ = load(response);
+        const content = $('#navigator').next();
+        // header/[div => content]/footer, content p(2)
+        const collectinDescription = content.find('p').eq(1).text();
+
+        const items = content
+            .find('.group')
+            .toArray()
+            .map((item) => {
+                item = $(item);
+                const title = item.find('a').first().text();
+                const link = item.find('a').first().attr('href');
+                const description = item.find('p').first().text();
+                return {
+                    title,
+                    link: `https://podwise.ai${link}`,
+                    description,
+                };
+            });
+
+        return {
+            title: $('title').text(),
+            description: collectinDescription,
+            item: items,
+            link,
+        };
+    },
+};
diff --git a/lib/routes/podwise/episodes.ts b/lib/routes/podwise/episodes.ts
new file mode 100644
index 000000000..6066427cd
--- /dev/null
+++ b/lib/routes/podwise/episodes.ts
@@ -0,0 +1,119 @@
+import { Route } from '@/types';
+import { load } from 'cheerio';
+import ofetch from '@/utils/ofetch'; // 统一使用的请求库
+import cache from '@/utils/cache';
+import { parseDate } from '@/utils/parse-date';
+import timezone from '@/utils/timezone';
+import dayjs from 'dayjs';
+import duration from 'dayjs/plugin/duration';
+dayjs.extend(duration);
+
+export const route: Route = {
+    path: '/explore/:type',
+    categories: ['multimedia'],
+    example: '/podwise/explore/latest',
+    parameters: { type: 'latest or all episodes.' },
+    radar: [
+        {
+            source: ['podwise.ai/explore/:type'],
+        },
+    ],
+    name: 'Episodes',
+    maintainers: ['lyling'],
+    handler: async (ctx) => {
+        const type = ctx.req.param('type');
+        const link = `https://podwise.ai/explore/${type}`;
+        const response = await ofetch(link);
+        const $ = load(response);
+        const content = $('#navigator').next();
+        // header/[div => content]/footer, content>div(2)>h1
+        const title = content.find('h1').first().text();
+        const description = content.find('p').eq(1).text();
+
+        const list = content
+            .find('.group')
+            .toArray()
+            .map((item) => {
+                item = $(item);
+                const link = item.find('a').first().attr('href');
+                const description = item.find('p').first().text();
+                const pubDate = item.find('a').next().children('span').text();
+
+                return {
+                    link: `https://podwise.ai${link}`,
+                    description,
+                    pubDate: timezone(parseDate(pubDate, 'DD MMM YYYY', 'en'), 8),
+                };
+            });
+
+        const items = await Promise.all(
+            list.map((item) =>
+                cache.tryGet(item.link, async () => {
+                    const response = await ofetch(item.link);
+                    const $ = load(response);
+
+                    item.description = $('summary').first().html();
+
+                    // duration
+                    const $cover = $('img[alt="Podcast cover"]').eq(1);
+                    const $duration = $cover.next().find('span').eq(2);
+
+                    const nextData = JSON.parse(
+                        $('script:contains("podName")')
+                            .first()
+                            .text()
+                            .match(/self\.__next_f\.push\((.+)\)/)?.[1] ?? ''
+                    );
+                    const podcastData = JSON.parse(nextData[1].slice(2))[1][3].children[3].episode;
+
+                    // rss feed
+                    item.title = podcastData.title;
+                    item.author = podcastData.podName;
+
+                    // podcast feed
+                    item.itunes_item_image = podcastData.cover;
+                    item.itunes_duration = parseDuration($duration.text());
+                    item.enclosure_url = podcastData.link;
+                    // item.enclosure_length: nothing can convert to.
+                    item.enclosure_type = toEnclosureType(podcastData.linkType);
+
+                    return item;
+                })
+            )
+        );
+
+        return {
+            title,
+            description,
+            link,
+            item: items,
+        };
+    },
+};
+
+function parseDuration(durationStr) {
+    const matches = durationStr.match(/(\d+h)?(\d+m)?/);
+    const hours = matches[1] ? Number.parseInt(matches[1]) : 0;
+    const minutes = matches[2] ? Number.parseInt(matches[2]) : 0;
+
+    // 使用 dayjs 的 duration 创建持续时间对象
+    return dayjs
+        .duration({
+            hours,
+            minutes,
+        })
+        .asSeconds();
+}
+
+function toEnclosureType(linkType: string): string {
+    switch (linkType) {
+        case 'mp3':
+            return 'audio/mpeg';
+        case 'm4a':
+            return 'audio/x-m4a';
+        case 'mp4':
+            return 'video/mp4';
+        default:
+            return linkType;
+    }
+}
diff --git a/lib/routes/podwise/namespace.ts b/lib/routes/podwise/namespace.ts
new file mode 100644
index 000000000..3f93faed6
--- /dev/null
+++ b/lib/routes/podwise/namespace.ts
@@ -0,0 +1,9 @@
+import type { Namespace } from '@/types';
+
+export const namespace: Namespace = {
+    name: 'Podwise',
+    url: 'podwise.ai',
+    zh: {
+        name: 'Podwise',
+    },
+};