vecfinder

commit 56f7e19439a079a67c5d5c873a7353945f0771a2
parent 11ac9246196ae3b3c68a367fdc91afc2b8ef522a
Author: finwo <finwo@pm.me>
Date:   Sat, 21 Mar 2026 04:10:41 +0100

Fix cache format and location

Diffstat:
M
vecfinder.js
 | 
32
++++++++++++++++++++++++--------

1 file changed, 24 insertions(+), 8 deletions(-)
diff --git a/vecfinder.js b/vecfinder.js
@@ -10,7 +10,7 @@ const EventEmitter = require('node:events');
 // Configuration
 const CONFIG_DIR = path.join(process.env.HOME || process.env.USERPROFILE, '.config', 'vecfinder');
 const CONFIG_PATH = path.join(CONFIG_DIR, 'config.json');
-const CACHE_DIR = path.join(CONFIG_DIR, 'cache');
+const CACHE_DIR = path.join(process.env.HOME || process.env.USERPROFILE, '.cache', 'vecfinder');
 const ONE_GIB = 1073741824;
 let config = {
   endpoint: 'http://localhost:1234/v1/embeddings',
@@ -37,8 +37,8 @@ async function getCachedVector(filePath) {
     const cp = cachePath(filePath);
     const [cacheStat, fileStat] = await Promise.all([fs.stat(cp), fs.stat(filePath)]);
     if (fileStat.mtimeMs >= cacheStat.mtimeMs) return null;
-    const data = await fs.readFile(cp, 'utf8');
-    return JSON.parse(data);
+    const buf = await fs.readFile(cp);
+    return Array.from(new Float64Array(buf.buffer, buf.byteOffset, buf.byteLength / 8));
   } catch {
     return null;
   }
@@ -48,7 +48,7 @@ async function setCachedVector(filePath, vector) {
   try {
     const cp = cachePath(filePath);
     await fs.mkdir(path.dirname(cp), { recursive: true });
-    await fs.writeFile(cp, JSON.stringify(vector));
+    await fs.writeFile(cp, Buffer.from(new Float64Array(vector).buffer));
     enforceCacheLimit();
   } catch {}
 }
@@ -258,6 +258,9 @@ class UI {
     this.selectedIndex = 0;
     this.previewOffset = 0;
     this.rl = null;
+    this._previewWrapped = null;
+    this._previewFileId = null;
+    this._previewWidth = null;
 
     this.store.on('documentAdded', () => this.render());
     this.store.on('queryUpdated', () => {
@@ -385,8 +388,22 @@ class UI {
       let right = '';
       const selectedResult = results[this.selectedIndex];
       if (selectedResult) {
-        const lines = selectedResult.content.split('\n');
-        right = lines[row + this.previewOffset] || '';
+        if (!this._previewWrapped || this._previewFileId !== selectedResult.id || this._previewWidth !== rightWidth) {
+          const lines = selectedResult.content.split('\n');
+          this._previewWrapped = [];
+          for (const line of lines) {
+            if (line.length === 0) {
+              this._previewWrapped.push('');
+            } else {
+              for (let i = 0; i < line.length; i += rightWidth) {
+                this._previewWrapped.push(line.slice(i, i + rightWidth));
+              }
+            }
+          }
+          this._previewFileId = selectedResult.id;
+          this._previewWidth = rightWidth;
+        }
+        right = this._previewWrapped[row + this.previewOffset] || '';
       }
       right = right.padEnd(rightWidth, ' ').slice(0, rightWidth);
 
@@ -421,4 +438,4 @@ async function main() {
 main().catch(err => {
   console.error(`Fatal error: ${err.message}`);
   process.exit(1);
-});
-\ No newline at end of file
+});