From 62bd840e8ae2d2f5c2022f90311d5ae417ee24b9 Mon Sep 17 00:00:00 2001
From: rxliuli <rxliuli@gmail.com>
Date: Tue, 15 Oct 2024 00:58:13 +0800
Subject: [PATCH] feat: plugins should support displaying detailed information
 in README

---
 src/App.svelte                                |   3 +-
 src/lib/plugins/store.ts                      |   5 +
 src/routes/page.svelte                        |   6 +-
 src/routes/plugins/[id]/page.svelte           | 134 ++++++++++++++++++
 .../plugins/components/InstallButton.svelte   |   9 +-
 src/routes/plugins/page.svelte                |  12 +-
 6 files changed, 160 insertions(+), 9 deletions(-)
 create mode 100644 src/routes/plugins/[id]/page.svelte

diff --git a/src/App.svelte b/src/App.svelte
index e03ebbf..2167233 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -14,11 +14,12 @@
   import { dbApi, initDB } from '$lib/api/db'
   import { convStore } from '$lib/stores/converstation'
   import { initPluginSystem, destoryPluginSystem } from '$lib/plugins/command'
-  import { pluginStore } from '$lib/plugins/store'
+  import Plugin from './routes/plugins/[id]/page.svelte'
 
   const routes = {
     '/': Home,
     '/conversation/:id': Chat,
+    '/plugins/:id': Plugin,
     '/plugins': Plugins,
     '/settings': Settings,
     '*': NotFound,
diff --git a/src/lib/plugins/store.ts b/src/lib/plugins/store.ts
index b972ce4..439e062 100644
--- a/src/lib/plugins/store.ts
+++ b/src/lib/plugins/store.ts
@@ -17,6 +17,11 @@ export interface PluginManifest {
   name: string
   version: string
   description?: string
+  author?: string
+  homepage?: string
+  repository?: string
+  lastUpdated?: string
+  icons?: Record<string, string>
   configuration?: SettingSchema
 }
 
diff --git a/src/routes/page.svelte b/src/routes/page.svelte
index 1213ae6..874a679 100644
--- a/src/routes/page.svelte
+++ b/src/routes/page.svelte
@@ -7,7 +7,7 @@
   import { push } from 'svelte-spa-router'
   import { toast } from 'svelte-sonner'
   import { onMount } from 'svelte'
-  import { pluginStore } from '$lib/plugins/store'
+  import { installedPlugins, pluginStore } from '$lib/plugins/store'
 
   let loading = false
   let pending = false
@@ -31,8 +31,8 @@
     push(`/conversation/${id}`)
   }
 
-  onMount(() => {
-    if ($pluginStore.plugins.length === 0) {
+  onMount(async () => {
+    if ((await installedPlugins.getValue()).length === 0) {
       toast.info('Please install a plugin', {
         action: {
           label: 'Install Plugin',
diff --git a/src/routes/plugins/[id]/page.svelte b/src/routes/plugins/[id]/page.svelte
new file mode 100644
index 0000000..607c042
--- /dev/null
+++ b/src/routes/plugins/[id]/page.svelte
@@ -0,0 +1,134 @@
+<script lang="ts">
+  import { type PluginManifest } from '$lib/plugins/store'
+  import InstallButton from '../components/InstallButton.svelte'
+  import {
+    activePluginFromLocal,
+    installPluginForRemote,
+    loadRemotePlugins,
+  } from '$lib/plugins/command'
+  import { toast } from 'svelte-sonner'
+  import { onMount } from 'svelte'
+  import { gfmFromMarkdown } from 'mdast-util-gfm'
+  import { newlineToBreak } from 'mdast-util-newline-to-break'
+  import { gfm } from 'micromark-extension-gfm'
+  import { fromMarkdown } from 'mdast-util-from-markdown'
+  import { toHast } from 'mdast-util-to-hast'
+  import { toHtml } from 'hast-util-to-html'
+  import { createHighlighter } from 'shiki'
+  import type { Code } from 'mdast'
+  import type { Element } from 'hast'
+
+  export let params: { id: string } = { id: '' }
+
+  let plugin: PluginManifest
+  let readmeHtml: string = ''
+
+  onMount(async () => {
+    const plugins = await loadRemotePlugins()
+    const findPlugin = plugins.find((it) => it.id === params.id)
+    if (findPlugin) {
+      plugin = findPlugin
+    }
+    const r = await fetch(
+      `https://raw.githubusercontent.com/novachat/plugins/refs/heads/main/plugins/${plugin.id}/README.md`,
+    )
+    if (!r.ok) {
+      return
+    }
+    const root = fromMarkdown(await r.text(), {
+      extensions: [gfm()],
+      mdastExtensions: [gfmFromMarkdown(), { transforms: [newlineToBreak] }],
+    })
+    const highlighter = await createHighlighter({
+      themes: ['github-light', 'github-dark'],
+      langs: ['typescript', 'javascript', 'json'],
+    })
+    const hast = toHast(root, {
+      handlers: {
+        code: (state, node, parent) => {
+          const code = node as Code
+          const lang = code.lang
+          const value = code.value
+          const hast = highlighter.codeToHast(value, {
+            lang: lang!,
+            themes: {
+              light: 'github-light',
+              dark: 'github-dark',
+            },
+          })
+          return [hast.children[0] as Element]
+        },
+      },
+    })
+    readmeHtml = toHtml(hast)
+  })
+
+  async function onInstallPlugin(manifest: PluginManifest) {
+    try {
+      await installPluginForRemote(manifest)
+      await activePluginFromLocal(manifest.id)
+    } catch (err) {
+      console.error(err)
+      toast.error('Failed to install plugin')
+    }
+  }
+</script>
+
+<div class="container p-2 md:p-4 max-w-3xl">
+  {#if plugin}
+    <div class="p-5 bg-gray-900 text-white">
+      <div class="flex items-start mb-5">
+        {#if plugin.icons}
+          <img
+            src={plugin.icons['128']}
+            alt={plugin.name}
+            class="w-16 h-16 mr-5"
+          />
+        {:else}
+          <div
+            class="w-16 h-16 mr-5 bg-gray-800 rounded-full flex items-center justify-center"
+          >
+            <span class="text-2xl font-bold">{plugin.name[0]}</span>
+          </div>
+        {/if}
+        <div>
+          <h1 class="text-2xl font-bold mb-2">{plugin.name}</h1>
+          <p class="text-gray-300 mb-4">{plugin.description}</p>
+          <InstallButton onClick={() => onInstallPlugin(plugin)}>
+            Install
+          </InstallButton>
+        </div>
+      </div>
+      <div class="grid grid-cols-[auto_1fr] gap-x-4">
+        <span class="text-sm text-gray-400">Author</span>
+        <span>{plugin.author}</span>
+        <span class="text-sm text-gray-400">Version</span>
+        <span>{plugin.version}</span>
+        <span class="text-sm text-gray-400">Updated</span>
+        <span
+          >{(plugin.lastUpdated
+            ? new Date(plugin.lastUpdated)
+            : new Date()
+          ).toLocaleDateString()}</span
+        >
+        {#if plugin.homepage}
+          <a
+            href={plugin.homepage}
+            target="_blank"
+            rel="noopener noreferrer"
+            class="text-blue-400 hover:underline">Website</a
+          >
+          <span />
+        {/if}
+      </div>
+      <hr class="my-4" />
+      <div
+        class="prose dark:prose-invert max-sm:prose-sm max-w-none [&_p]:break-words [&_p]:break-all"
+      >
+        {@html readmeHtml}
+      </div>
+    </div>
+  {:else}
+    <div class="p-5 bg-gray-900 text-white">Plugin not found</div>
+  {/if}
+</div>
diff --git a/src/routes/plugins/components/InstallButton.svelte b/src/routes/plugins/components/InstallButton.svelte
index 19c9842..148aadd 100644
--- a/src/routes/plugins/components/InstallButton.svelte
+++ b/src/routes/plugins/components/InstallButton.svelte
@@ -15,7 +15,14 @@
   }
 </script>
 
-<Button size="sm" on:click={() => handleClick()} disabled={loading}>
+<Button
+  size="sm"
+  on:click={(ev) => {
+    ev.preventDefault()
+    handleClick()
+  }}
+  disabled={loading}
+>
   {#if loading}
     <Loader2Icon class="mr-1 w-4 h-4 animate-spin" />
   {/if}
diff --git a/src/routes/plugins/page.svelte b/src/routes/plugins/page.svelte
index 94f56bc..7af4d0f 100644
--- a/src/routes/plugins/page.svelte
+++ b/src/routes/plugins/page.svelte
@@ -13,7 +13,7 @@
     type PluginManifest,
   } from '$lib/plugins/store'
   import { fileSelector } from '$lib/utils/fileSelector'
-  import { uniq, uniqBy } from 'lodash-es'
+  import { uniqBy } from 'lodash-es'
   import { BlocksIcon, Loader2Icon } from 'lucide-svelte'
   import { toast } from 'svelte-sonner'
   import InstallButton from './components/InstallButton.svelte'
@@ -85,8 +85,9 @@
       {:then _}
         <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-6">
           {#each plugins as plugin}
-            <div
+            <a
               class="bg-gray-100 dark:bg-gray-800 rounded-2xl border border-gray-100 dark:border-gray-800 p-4 flex flex-col justify-between"
+              href={`#/plugins/${plugin.manifest.id}`}
             >
               <BlocksIcon class="w-4 h-4" />
               <h3 class="text-lg font-semibold">{plugin.manifest.name}</h3>
@@ -104,7 +105,10 @@
                   {/if}
                   <Button
                     size="sm"
-                    on:click={() => onUninstallPlugin(plugin.manifest.id)}
+                    on:click={(ev) => {
+                      ev.preventDefault()
+                      onUninstallPlugin(plugin.manifest.id)
+                    }}
                   >
                     Uninstall
                   </Button>
@@ -116,7 +120,7 @@
                   </InstallButton>
                 {/if}
               </div>
-            </div>
+            </a>
           {/each}
         </div>
       {:catch somError}