fix(certificates): simplify approach

ts/proxies/smart-proxy/cert-store.ts

@@ -0,0 +1,86 @@
+import * as plugins from '../../plugins.js';
+import type { ICertificateData } from './certificate-manager.js';
+
+export class CertStore {
+  constructor(private certDir: string) {}
+  
+  public async initialize(): Promise<void> {
+    await plugins.smartfile.fs.ensureDirSync(this.certDir);
+  }
+  
+  public async getCertificate(routeName: string): Promise<ICertificateData | null> {
+    const certPath = this.getCertPath(routeName);
+    const metaPath = `${certPath}/meta.json`;
+    
+    if (!await plugins.smartfile.fs.fileExistsSync(metaPath)) {
+      return null;
+    }
+    
+    try {
+      const metaFile = await plugins.smartfile.SmartFile.fromFilePath(metaPath);
+      const meta = JSON.parse(metaFile.contents.toString());
+      
+      const certFile = await plugins.smartfile.SmartFile.fromFilePath(`${certPath}/cert.pem`);
+      const cert = certFile.contents.toString();
+      
+      const keyFile = await plugins.smartfile.SmartFile.fromFilePath(`${certPath}/key.pem`);
+      const key = keyFile.contents.toString();
+      
+      let ca: string | undefined;
+      const caPath = `${certPath}/ca.pem`;
+      if (await plugins.smartfile.fs.fileExistsSync(caPath)) {
+        const caFile = await plugins.smartfile.SmartFile.fromFilePath(caPath);
+        ca = caFile.contents.toString();
+      }
+      
+      return {
+        cert,
+        key,
+        ca,
+        expiryDate: new Date(meta.expiryDate),
+        issueDate: new Date(meta.issueDate)
+      };
+    } catch (error) {
+      console.error(`Failed to load certificate for ${routeName}: ${error}`);
+      return null;
+    }
+  }
+  
+  public async saveCertificate(
+    routeName: string, 
+    certData: ICertificateData
+  ): Promise<void> {
+    const certPath = this.getCertPath(routeName);
+    await plugins.smartfile.fs.ensureDirSync(certPath);
+    
+    // Save certificate files
+    await plugins.smartfile.memory.toFs(certData.cert, `${certPath}/cert.pem`);
+    await plugins.smartfile.memory.toFs(certData.key, `${certPath}/key.pem`);
+    
+    if (certData.ca) {
+      await plugins.smartfile.memory.toFs(certData.ca, `${certPath}/ca.pem`);
+    }
+    
+    // Save metadata
+    const meta = {
+      expiryDate: certData.expiryDate.toISOString(),
+      issueDate: certData.issueDate.toISOString(),
+      savedAt: new Date().toISOString()
+    };
+    
+    await plugins.smartfile.memory.toFs(JSON.stringify(meta, null, 2), `${certPath}/meta.json`);
+  }
+  
+  public async deleteCertificate(routeName: string): Promise<void> {
+    const certPath = this.getCertPath(routeName);
+    if (await plugins.smartfile.fs.fileExistsSync(certPath)) {
+      await plugins.smartfile.fs.removeManySync([certPath]);
+    }
+  }
+  
+  private getCertPath(routeName: string): string {
+    // Sanitize route name for filesystem
+    const safeName = routeName.replace(/[^a-zA-Z0-9-_]/g, '_');
+    return `${this.certDir}/${safeName}`;
+  }
+}