feat(password-vault): add password generator, custom fields, and delete confirmation

- Password generator with configurable length and character types (upper/lower/digits/symbols)
- Custom fields support (key-value pairs per entry)
- Delete confirmation dialog
- Custom fields displayed as badges in list view

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/modules/password-vault/components/password-vault-module.tsx

@@ -1,7 +1,10 @@
 'use client';
 
 import { useState } from 'react';
-import { Plus, Pencil, Trash2, Search, Eye, EyeOff, Copy, ExternalLink } from 'lucide-react';
+import {
+  Plus, Pencil, Trash2, Search, Eye, EyeOff, Copy, ExternalLink,
+  KeyRound, X,
+} from 'lucide-react';
 import { Button } from '@/shared/components/ui/button';
 import { Input } from '@/shared/components/ui/input';
 import { Label } from '@/shared/components/ui/label';
@@ -9,7 +12,9 @@ import { Textarea } from '@/shared/components/ui/textarea';
 import { Badge } from '@/shared/components/ui/badge';
 import { Card, CardContent, CardHeader, CardTitle } from '@/shared/components/ui/card';
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/shared/components/ui/select';
-import type { VaultEntry, VaultEntryCategory } from '../types';
+import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from '@/shared/components/ui/dialog';
+import { Switch } from '@/shared/components/ui/switch';
+import type { VaultEntry, VaultEntryCategory, CustomField } from '../types';
 import { useVault } from '../hooks/use-vault';
 
 const CATEGORY_LABELS: Record<VaultEntryCategory, string> = {
@@ -18,12 +23,28 @@ const CATEGORY_LABELS: Record<VaultEntryCategory, string> = {
 
 type ViewMode = 'list' | 'add' | 'edit';
 
+/** Generate a random password */
+function generatePassword(length: number, options: { upper: boolean; lower: boolean; digits: boolean; symbols: boolean }): string {
+  let chars = '';
+  if (options.upper) chars += 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
+  if (options.lower) chars += 'abcdefghijklmnopqrstuvwxyz';
+  if (options.digits) chars += '0123456789';
+  if (options.symbols) chars += '!@#$%^&*()-_=+[]{}|;:,.<>?';
+  if (!chars) chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
+  let result = '';
+  for (let i = 0; i < length; i++) {
+    result += chars.charAt(Math.floor(Math.random() * chars.length));
+  }
+  return result;
+}
+
 export function PasswordVaultModule() {
   const { entries, allEntries, loading, filters, updateFilter, addEntry, updateEntry, removeEntry } = useVault();
   const [viewMode, setViewMode] = useState<ViewMode>('list');
   const [editingEntry, setEditingEntry] = useState<VaultEntry | null>(null);
   const [visiblePasswords, setVisiblePasswords] = useState<Set<string>>(new Set());
   const [copiedId, setCopiedId] = useState<string | null>(null);
+  const [deletingId, setDeletingId] = useState<string | null>(null);
 
   const togglePassword = (id: string) => {
     setVisiblePasswords((prev) => {
@@ -51,6 +72,13 @@ export function PasswordVaultModule() {
     setEditingEntry(null);
   };
 
+  const handleDeleteConfirm = async () => {
+    if (deletingId) {
+      await removeEntry(deletingId);
+      setDeletingId(null);
+    }
+  };
+
   return (
     <div className="space-y-6">
       <div className="rounded-md border border-amber-500/30 bg-amber-500/5 px-4 py-2 text-xs text-amber-700 dark:text-amber-400">
@@ -118,12 +146,21 @@ export function PasswordVaultModule() {
                           <ExternalLink className="h-3 w-3" /> {entry.url}
                         </p>
                       )}
+                      {entry.customFields && entry.customFields.length > 0 && (
+                        <div className="mt-1 flex flex-wrap gap-1">
+                          {entry.customFields.map((cf, i) => (
+                            <Badge key={i} variant="secondary" className="text-[10px]">
+                              {cf.key}: {cf.value}
+                            </Badge>
+                          ))}
+                        </div>
+                      )}
                     </div>
                     <div className="flex gap-1 opacity-0 transition-opacity group-hover:opacity-100">
                       <Button variant="ghost" size="icon" className="h-7 w-7" onClick={() => { setEditingEntry(entry); setViewMode('edit'); }}>
                         <Pencil className="h-3.5 w-3.5" />
                       </Button>
-                      <Button variant="ghost" size="icon" className="h-7 w-7 text-destructive" onClick={() => removeEntry(entry.id)}>
+                      <Button variant="ghost" size="icon" className="h-7 w-7 text-destructive" onClick={() => setDeletingId(entry.id)}>
                         <Trash2 className="h-3.5 w-3.5" />
                       </Button>
                     </div>
@@ -143,6 +180,18 @@ export function PasswordVaultModule() {
           </CardContent>
         </Card>
       )}
+
+      {/* Delete confirmation */}
+      <Dialog open={deletingId !== null} onOpenChange={(open) => { if (!open) setDeletingId(null); }}>
+        <DialogContent>
+          <DialogHeader><DialogTitle>Confirmare ștergere</DialogTitle></DialogHeader>
+          <p className="text-sm">Ești sigur că vrei să ștergi această intrare? Acțiunea este ireversibilă.</p>
+          <DialogFooter>
+            <Button variant="outline" onClick={() => setDeletingId(null)}>Anulează</Button>
+            <Button variant="destructive" onClick={handleDeleteConfirm}>Șterge</Button>
+          </DialogFooter>
+        </DialogContent>
+      </Dialog>
     </div>
   );
 }
@@ -158,11 +207,42 @@ function VaultForm({ initial, onSubmit, onCancel }: {
   const [url, setUrl] = useState(initial?.url ?? '');
   const [category, setCategory] = useState<VaultEntryCategory>(initial?.category ?? 'web');
   const [notes, setNotes] = useState(initial?.notes ?? '');
+  const [customFields, setCustomFields] = useState<CustomField[]>(initial?.customFields ?? []);
+
+  // Password generator state
+  const [genLength, setGenLength] = useState(16);
+  const [genUpper, setGenUpper] = useState(true);
+  const [genLower, setGenLower] = useState(true);
+  const [genDigits, setGenDigits] = useState(true);
+  const [genSymbols, setGenSymbols] = useState(true);
+
+  const handleGenerate = () => {
+    setPassword(generatePassword(genLength, { upper: genUpper, lower: genLower, digits: genDigits, symbols: genSymbols }));
+  };
+
+  const addCustomField = () => {
+    setCustomFields([...customFields, { key: '', value: '' }]);
+  };
+
+  const updateCustomField = (index: number, field: keyof CustomField, value: string) => {
+    setCustomFields(customFields.map((cf, i) => i === index ? { ...cf, [field]: value } : cf));
+  };
+
+  const removeCustomField = (index: number) => {
+    setCustomFields(customFields.filter((_, i) => i !== index));
+  };
 
   return (
-    <form onSubmit={(e) => { e.preventDefault(); onSubmit({ label, username, encryptedPassword: password, url, category, notes, tags: initial?.tags ?? [], visibility: initial?.visibility ?? 'admin' }); }} className="space-y-4">
+    <form onSubmit={(e) => {
+      e.preventDefault();
+      onSubmit({
+        label, username, encryptedPassword: password, url, category, notes,
+        customFields: customFields.filter((cf) => cf.key.trim()),
+        tags: initial?.tags ?? [], visibility: initial?.visibility ?? 'admin',
+      });
+    }} className="space-y-4">
       <div className="grid gap-4 sm:grid-cols-2">
-        <div><Label>Nume/Etichetă</Label><Input value={label} onChange={(e) => setLabel(e.target.value)} className="mt-1" required /></div>
+        <div><Label>Nume/Etichetă *</Label><Input value={label} onChange={(e) => setLabel(e.target.value)} className="mt-1" required /></div>
         <div><Label>Categorie</Label>
           <Select value={category} onValueChange={(v) => setCategory(v as VaultEntryCategory)}>
             <SelectTrigger className="mt-1"><SelectValue /></SelectTrigger>
@@ -172,9 +252,60 @@ function VaultForm({ initial, onSubmit, onCancel }: {
       </div>
       <div className="grid gap-4 sm:grid-cols-2">
         <div><Label>Utilizator</Label><Input value={username} onChange={(e) => setUsername(e.target.value)} className="mt-1" /></div>
-        <div><Label>Parolă</Label><Input type="password" value={password} onChange={(e) => setPassword(e.target.value)} className="mt-1" /></div>
+        <div>
+          <Label>Parolă</Label>
+          <div className="mt-1 flex gap-1.5">
+            <Input type="text" value={password} onChange={(e) => setPassword(e.target.value)} className="flex-1 font-mono text-sm" />
+            <Button type="button" variant="outline" size="icon" onClick={handleGenerate} title="Generează parolă">
+              <KeyRound className="h-4 w-4" />
+            </Button>
           </div>
+        </div>
+      </div>
+
+      {/* Password generator options */}
+      <div className="rounded border p-3 space-y-2">
+        <p className="text-xs font-medium text-muted-foreground">Generator parolă</p>
+        <div className="flex flex-wrap items-center gap-4">
+          <div className="flex items-center gap-2">
+            <Label className="text-xs">Lungime:</Label>
+            <Input type="number" value={genLength} onChange={(e) => setGenLength(parseInt(e.target.value, 10) || 8)} className="w-16 text-sm" min={4} max={64} />
+          </div>
+          <div className="flex items-center gap-1.5"><Switch checked={genUpper} onCheckedChange={setGenUpper} id="gen-upper" /><Label htmlFor="gen-upper" className="text-xs cursor-pointer">A-Z</Label></div>
+          <div className="flex items-center gap-1.5"><Switch checked={genLower} onCheckedChange={setGenLower} id="gen-lower" /><Label htmlFor="gen-lower" className="text-xs cursor-pointer">a-z</Label></div>
+          <div className="flex items-center gap-1.5"><Switch checked={genDigits} onCheckedChange={setGenDigits} id="gen-digits" /><Label htmlFor="gen-digits" className="text-xs cursor-pointer">0-9</Label></div>
+          <div className="flex items-center gap-1.5"><Switch checked={genSymbols} onCheckedChange={setGenSymbols} id="gen-symbols" /><Label htmlFor="gen-symbols" className="text-xs cursor-pointer">!@#$</Label></div>
+          <Button type="button" variant="secondary" size="sm" onClick={handleGenerate}>
+            <KeyRound className="mr-1 h-3 w-3" /> Generează
+          </Button>
+        </div>
+      </div>
+
       <div><Label>URL</Label><Input value={url} onChange={(e) => setUrl(e.target.value)} className="mt-1" placeholder="https://..." /></div>
+
+      {/* Custom fields */}
+      <div>
+        <div className="flex items-center justify-between">
+          <Label>Câmpuri personalizate</Label>
+          <Button type="button" variant="outline" size="sm" onClick={addCustomField}>
+            <Plus className="mr-1 h-3 w-3" /> Adaugă câmp
+          </Button>
+        </div>
+        {customFields.length > 0 && (
+          <div className="mt-2 space-y-1.5">
+            {customFields.map((cf, i) => (
+              <div key={i} className="flex items-center gap-2">
+                <Input placeholder="Cheie" value={cf.key} onChange={(e) => updateCustomField(i, 'key', e.target.value)} className="w-[140px] text-sm" />
+                <Input placeholder="Valoare" value={cf.value} onChange={(e) => updateCustomField(i, 'value', e.target.value)} className="flex-1 text-sm" />
+                <Button type="button" variant="ghost" size="icon" className="h-7 w-7 text-destructive" onClick={() => removeCustomField(i)}>
+                  <X className="h-3.5 w-3.5" />
+                </Button>
+              </div>
+            ))}
+          </div>
+        )}
+      </div>
+
       <div><Label>Note</Label><Textarea value={notes} onChange={(e) => setNotes(e.target.value)} rows={2} className="mt-1" /></div>
       <div className="flex justify-end gap-2 pt-2">
         <Button type="button" variant="outline" onClick={onCancel}>Anulează</Button>

src/modules/password-vault/types.ts

@@ -8,6 +8,12 @@ export type VaultEntryCategory =
   | 'api'
   | 'other';
 
+/** Custom key-value field */
+export interface CustomField {
+  key: string;
+  value: string;
+}
+
 export interface VaultEntry {
   id: string;
   label: string;
@@ -15,6 +21,8 @@ export interface VaultEntry {
   encryptedPassword: string;
   url: string;
   category: VaultEntryCategory;
+  /** Custom key-value fields */
+  customFields: CustomField[];
   notes: string;
   tags: string[];
   visibility: Visibility;