From dddba323a155e086bcb1bfc067f249d4da7252f8 Mon Sep 17 00:00:00 2001
From: limina1 <liminal@duck.com>
Date: Sat, 24 May 2025 20:49:47 -0400
Subject: [PATCH] Add Publication -> visualize, tag expand depth

tag expand depth: For every tag, pull in other events containing the
same tag, do it up to set value
---
 package.json                              | 14 +++---
 src/lib/components/util/ArticleNav.svelte | 11 +++-
 src/routes/visualize/+page.svelte         | 61 ++++++++++++++++-------
 src/routes/visualize/+page.ts             |  9 ++++
 4 files changed, 70 insertions(+), 25 deletions(-)
 create mode 100644 src/routes/visualize/+page.ts

diff --git a/package.json b/package.json
index 787d2e7..3f01d92 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,8 @@
     "test": "vitest"
   },
   "dependencies": {
+    "@noble/curves": "^1.9.1",
+    "@noble/hashes": "^1.8.0",
     "@nostr-dev-kit/ndk": "2.11.x",
     "@nostr-dev-kit/ndk-cache-dexie": "2.5.x",
     "@popperjs/core": "2.11.x",
@@ -22,19 +24,19 @@
     "asciidoctor": "3.0.x",
     "bech32": "^2.0.0",
     "d3": "^7.9.0",
-    "he": "1.2.x",
+    "he": "1.2.0",
     "highlight.js": "^11.11.1",
     "node-emoji": "^2.2.0",
     "nostr-tools": "2.10.x",
     "qrcode": "^1.5.4"
   },
   "devDependencies": {
-    "@playwright/test": "^1.50.1",
-    "@sveltejs/adapter-auto": "3.x",
+    "@playwright/test": "^1.52.0",
+    "@sveltejs/adapter-auto": "~3.3.1",
     "@sveltejs/adapter-node": "^5.2.12",
-    "@sveltejs/adapter-static": "3.x",
-    "@sveltejs/kit": "^2.16.0",
-    "@sveltejs/vite-plugin-svelte": "4.x",
+    "@sveltejs/adapter-static": "~3.0.8",
+    "@sveltejs/kit": "^2.21.0",
+    "@sveltejs/vite-plugin-svelte": "~4.0.4",
     "@types/d3": "^7.4.3",
     "@types/he": "1.2.x",
     "@types/node": "22.x",
diff --git a/src/lib/components/util/ArticleNav.svelte b/src/lib/components/util/ArticleNav.svelte
index a5b8631..550759b 100644
--- a/src/lib/components/util/ArticleNav.svelte
+++ b/src/lib/components/util/ArticleNav.svelte
@@ -1,10 +1,11 @@
 <script lang="ts">
-  import { BookOutline, CaretLeftOutline, CloseOutline, GlobeOutline } from "flowbite-svelte-icons";
+  import { BookOutline, CaretLeftOutline, CloseOutline, GlobeOutline, ChartOutline } from "flowbite-svelte-icons";
   import { Button } from "flowbite-svelte";
   import { publicationColumnVisibility } from "$lib/stores";
   import { userBadge } from "$lib/snippets/UserSnippets.svelte";
   import type { NDKEvent } from "@nostr-dev-kit/ndk";
   import { onDestroy, onMount } from "svelte";
+  import { goto } from "$app/navigation";
 
   let {
     publicationType,
@@ -94,6 +95,11 @@
     }
   }
 
+  function visualizePublication() {
+    const eventId = indexEvent.id;
+    goto(`/visualize?event=${eventId}`);
+  }
+
   let unsubscribe: () => void;
   onMount(() => {
     window.addEventListener('scroll', handleScroll);
@@ -143,6 +149,9 @@
           <GlobeOutline class="!fill-none inline mr-1"  /><span class="hidden sm:inline">Discussion</span>
         </Button>
       {/if}
+      <Button class="btn-leather !w-auto" outline={true} onclick={visualizePublication} title="Visualize publication network">
+        <ChartOutline class="!fill-none inline mr-1"  /><span class="hidden sm:inline">Visualize</span>
+      </Button>
     </div>
   </div>
 </nav>
\ No newline at end of file
diff --git a/src/routes/visualize/+page.svelte b/src/routes/visualize/+page.svelte
index fc32d4e..767b675 100644
--- a/src/routes/visualize/+page.svelte
+++ b/src/routes/visualize/+page.svelte
@@ -11,12 +11,16 @@
   import type { NDKEvent } from "@nostr-dev-kit/ndk";
   import { filterValidIndexEvents } from "$lib/utils";
   import { networkFetchLimit } from "$lib/state";
+  import type { PageData } from './$types';
   
   // Configuration
   const DEBUG = true; // Set to true to enable debug logging
   const INDEX_EVENT_KIND = 30040;
   const CONTENT_EVENT_KINDS = [30041, 30818];
   
+  // Props from load function
+  export let data: PageData;
+  
   /**
    * Debug logging function that only logs when DEBUG is true
    */
@@ -42,28 +46,47 @@
    */
   async function fetchEvents() {
     debug("Fetching events with limit:", $networkFetchLimit);
+    debug("Event ID from URL:", data.eventId);
     try {
       loading = true;
       error = null;
 
-      // Step 1: Fetch index events
-      debug(`Fetching index events (kind ${INDEX_EVENT_KIND})`);
-      const indexEvents = await $ndkInstance.fetchEvents(
-        { 
-          kinds: [INDEX_EVENT_KIND], 
-          limit: $networkFetchLimit 
-        },
-        {
-          groupable: true,
-          skipVerification: false,
-          skipValidation: false,
-        },
-      );
-      debug("Fetched index events:", indexEvents.size);
+      let validIndexEvents: Set<NDKEvent>;
+
+      if (data.eventId) {
+        // Fetch specific publication
+        debug(`Fetching specific publication: ${data.eventId}`);
+        const event = await $ndkInstance.fetchEvent(data.eventId);
+        
+        if (!event) {
+          throw new Error(`Publication not found: ${data.eventId}`);
+        }
+        
+        if (event.kind !== INDEX_EVENT_KIND) {
+          throw new Error(`Event ${data.eventId} is not a publication index (kind ${INDEX_EVENT_KIND})`);
+        }
+        
+        validIndexEvents = new Set([event]);
+      } else {
+        // Original behavior: fetch all publications
+        debug(`Fetching index events (kind ${INDEX_EVENT_KIND})`);
+        const indexEvents = await $ndkInstance.fetchEvents(
+          { 
+            kinds: [INDEX_EVENT_KIND], 
+            limit: $networkFetchLimit 
+          },
+          {
+            groupable: true,
+            skipVerification: false,
+            skipValidation: false,
+          },
+        );
+        debug("Fetched index events:", indexEvents.size);
 
-      // Step 2: Filter valid index events according to NIP-62
-      const validIndexEvents = filterValidIndexEvents(indexEvents);
-      debug("Valid index events after filtering:", validIndexEvents.size);
+        // Filter valid index events according to NIP-62
+        validIndexEvents = filterValidIndexEvents(indexEvents);
+        debug("Valid index events after filtering:", validIndexEvents.size);
+      }
 
       // Step 3: Extract content event IDs from index events
       const contentEventIds = new Set<string>();
@@ -197,7 +220,9 @@
 <div class="leather w-full p-4 relative">
   <!-- Header with title and settings button -->
   <div class="flex items-center mb-4">
-    <h1 class="h-leather">Publication Network</h1>
+    <h1 class="h-leather">
+      {data.eventId ? 'Publication Visualization' : 'Publication Network'}
+    </h1>
   </div>
   <!-- Loading spinner -->
   {#if loading}
diff --git a/src/routes/visualize/+page.ts b/src/routes/visualize/+page.ts
new file mode 100644
index 0000000..3a0c7d1
--- /dev/null
+++ b/src/routes/visualize/+page.ts
@@ -0,0 +1,9 @@
+import type { PageLoad } from './$types';
+
+export const load: PageLoad = async ({ url }) => {
+  const eventId = url.searchParams.get('event');
+  
+  return {
+    eventId
+  };
+};
\ No newline at end of file