u

package-lock.json

@@ -10,16 +10,17 @@
       "license": "ISC",
       "dependencies": {
         "@clack/prompts": "^1.8.1",
-        "@hpcc-js/wasm-graphviz": "^1.29.1",
+        "@hpcc-js/wasm-graphviz": "^1.29.2",
         "chalk": "^6.0.1",
-        "dotenv": "^18.0.4",
+        "dotenv": "^18.0.8",
         "pdfconvert-wasm": "^0.3.0",
         "sharp": "^0.35.5",
+        "skelehash-wasm": "^0.1.0",
         "thumbhash": "^0.1.1"
       },
       "devDependencies": {
         "better-sqlite3": "^13.0.3",
-        "mssql": "^12.7.2"
+        "mssql": "^12.7.9"
       },
       "peerDependencies": {
         "better-sqlite3": "^12.0.0",
@@ -339,9 +340,9 @@
       }
     },
     "node_modules/@hpcc-js/wasm-graphviz": {
-      "version": "1.29.1",
+      "version": "1.29.2",
-      "resolved": "https://registry.npmjs.org/@hpcc-js/wasm-graphviz/-/wasm-graphviz-1.29.1.tgz",
+      "resolved": "https://registry.npmjs.org/@hpcc-js/wasm-graphviz/-/wasm-graphviz-1.29.2.tgz",
-      "integrity": "sha512-koAQL0wlryEMeBs4/cQC3GB5ziITv66gR9DU/SWYjjup+iQ+Nbjcqxeaef+sffN4F4cBYZ3P31B5z7+cbSABbw==",
+      "integrity": "sha512-AkArBAZERT5OxH52/+kvCHB07cZ6ZNd9GnOvjw+S880bR88D6i27XfK6xj4dBhUDxNA2QPPMdgEcky3x4TJ3KA==",
       "license": "Apache-2.0"
     },
     "node_modules/@img/colour": {
@@ -1152,9 +1153,9 @@
       }
     },
     "node_modules/dotenv": {
-      "version": "18.0.4",
+      "version": "18.0.8",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-18.0.4.tgz",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-18.0.8.tgz",
-      "integrity": "sha512-jGt9uI5BIxpVO15kvy+iEFqNAwxYClKWnkptLjSNPnFLC003Imd0ofr3aEVsbpHdSBdSsbcApNIlz4nbyGMwdA==",
+      "integrity": "sha512-2KDeoFoK/zRtcnbunCDlLG5VWVMcyqeQc6iK65o231nfNAcuGrKoqUQfJFUtBI+QlShk5HKIHxwebBtUl3rEfA==",
       "license": "BSD-2-Clause",
       "bin": {
         "dotenv": "dist/index.cjs"
@@ -1454,9 +1455,9 @@
       "license": "MIT"
     },
     "node_modules/mssql": {
-      "version": "12.7.2",
+      "version": "12.7.9",
-      "resolved": "https://registry.npmjs.org/mssql/-/mssql-12.7.2.tgz",
+      "resolved": "https://registry.npmjs.org/mssql/-/mssql-12.7.9.tgz",
-      "integrity": "sha512-zhpPw+WXBWLw7d7J6Y0aWgQy0EV8HKDGNSvmkAjP8bSM4H41X0fweAeKWI+bg9Ri+JHCbsf/QScjmACBFcEo8A==",
+      "integrity": "sha512-ryuy8HyUpsUgg16mkjNumuGK0/kzZ9TNkKSm/lfNcb8v5RII/U4ErOquH/kAvUqXbap9BWV0EnN5JxdewGrx7g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -1650,6 +1651,12 @@
       "integrity": "sha512-bLGGlR1QxBcynn2d5YmDX4MGjlZvy2MRBDRNHLJ8VI6l6+9FUiyTFNJ0IveOSP0bcXgVDPRcfGqA0pjaqUpfVg==",
       "license": "MIT"
     },
+    "node_modules/skelehash-wasm": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/skelehash-wasm/-/skelehash-wasm-0.1.0.tgz",
+      "integrity": "sha512-QdxF9YsJvKlT93O70dXFaWnsKVX7KDD0RgYf9cwgOT6kGnSMOdsO0rsdge+5Tg+vv6BjivbJ/2o5P1KcQsavEw==",
+      "license": "MIT"
+    },
     "node_modules/sprintf-js": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.1.3.tgz",

package.json

@@ -31,6 +31,7 @@
     "dotenv": "^18.0.8",
     "pdfconvert-wasm": "^0.3.0",
     "sharp": "^0.35.5",
+    "skelehash-wasm": "^0.1.0",
     "thumbhash": "^0.1.1"
   },
   "peerDependencies": {

src/store/article/addImage.js

@@ -103,6 +103,7 @@ export default function addImage(provider) {
           companyuserId,
           fullHash,
           sort: effectiveSort,
+          skelehash: processed.skelehash,
         });
       }
 
@@ -124,6 +125,7 @@ export default function addImage(provider) {
         },
         fullHash,
         thumbHash: processed.thumb.hash,
+        skelehash: processed.skelehash,
       };
     };
 

src/store/article/deleteImage.js

@@ -1,3 +1,5 @@
+import sharp from 'sharp';
+import { encodeRGBA } from 'skelehash-wasm';
 import { DELETE_BY_ARTICLE_AND_HASH as MSSQL_QUERY } from '../../providers/mssql/queries/pic.js';
 import { DELETE_BY_ARTICLE_AND_HASH as SQLITE_QUERY } from '../../providers/sqlite3/queries/pic.js';
 import resolveArticleBySku from './resolveArticleBySku.js';
@@ -24,6 +26,55 @@ export default function deleteImage(provider) {
   return async (googleAuthId, sku, fullHash, tx) => {
     const runDelete = async (runner) => {
       const { articleId, companyuserId } = await resolve(googleAuthId, sku, runner);
+
+      let thumbBuffer;
+      if (provider?.dialect === 'sqlite3') {
+        const exists = await runner.query(
+          'SELECT ap.id FROM articlepic ap INNER JOIN pic p ON p.id = ap.pic_id WHERE ap.article_id = @articleId AND p.hash = @fullHash',
+          { articleId, fullHash },
+        );
+        if (!exists.rows[0]) {
+          throw new Error('Image not found');
+        }
+        thumbBuffer = await (runner.readPicThumb ? runner.readPicThumb(fullHash) : provider.readPicThumb?.(fullHash));
+      } else {
+        const picResult = await runner.query(
+          'SELECT p.thumbbinary FROM pic p INNER JOIN articlepic ap ON ap.pic_id = p.id WHERE ap.article_id = @articleId AND p.hash = @fullHash',
+          { articleId, fullHash },
+        );
+        if (!picResult.rows[0]) {
+          throw new Error('Image not found');
+        }
+        thumbBuffer = picResult.rows[0]?.thumbbinary;
+      }
+
+      let skelehash = null;
+      if (thumbBuffer) {
+        const { data, info } = await sharp(thumbBuffer).ensureAlpha().raw().toBuffer({ resolveWithObject: true });
+        const res = await encodeRGBA(info.width, info.height, data);
+        skelehash = res?.base62;
+      }
+
+      if (!skelehash) {
+        const historyRows = await runner.query(
+          'SELECT meta FROM articlehistory WHERE article_id = @articleId AND meta LIKE @pattern',
+          { articleId, pattern: `%"${fullHash}"%` },
+        );
+        for (const row of historyRows.rows || []) {
+          try {
+            const m = typeof row.meta === 'string' ? JSON.parse(row.meta) : row.meta;
+            if (m?.fullHash === fullHash && m?.skelehash) {
+              skelehash = m.skelehash;
+              break;
+            }
+          } catch {}
+        }
+      }
+
+      if (!skelehash) {
+        throw new Error(`Failed to resolve skelehash for image ${fullHash}`);
+      }
+
       const result = await runner.query(sql, { articleId, fullHash });
 
       if (!result.rowsAffected) {
@@ -42,6 +93,7 @@ export default function deleteImage(provider) {
         articleId,
         companyuserId,
         fullHash,
+        skelehash,
       });
     };
 

src/util/processAvifImage.js

@@ -1,5 +1,6 @@
 import sharp from 'sharp';
 import { rgbaToThumbHash } from 'thumbhash';
+import { encodeRGBA } from 'skelehash-wasm';
 
 const FULL_MAX = 1000;
 const THUMB_MAX = 200;
@@ -52,11 +53,22 @@ export default async function processAvifImage(inputBuffer) {
       .toBuffer({ resolveWithObject: true }),
   ]);
 
-  const thumbHashBytes = rgbaToThumbHash(
+  const [thumbHashBytes, skele] = await Promise.all([
-    thumbRgba.info.width,
+    rgbaToThumbHash(
-    thumbRgba.info.height,
+      thumbRgba.info.width,
-    thumbRgba.data,
+      thumbRgba.info.height,
-  );
+      thumbRgba.data,
+    ),
+    encodeRGBA(
+      thumbRgba.info.width,
+      thumbRgba.info.height,
+      thumbRgba.data,
+    ),
+  ]);
+
+  if (!skele?.base62) {
+    throw new Error('encodeRGBA failed to produce a base62 skelehash');
+  }
 
   return {
     full: {
@@ -77,5 +89,6 @@ export default async function processAvifImage(inputBuffer) {
       h: smallThumb.info.height,
       buffer: smallThumb.data,
     },
+    skelehash: skele.base62,
   };
 }