feat: refactor dashboard and account pages to utilize new layout components, enhancing structure and loading states

components/folders/folder-tree-item.tsx

@@ -0,0 +1,189 @@
+"use client";
+
+import { useState } from "react";
+import { Button } from "@/components/ui/button";
+import {
+  DropdownMenu,
+  DropdownMenuContent,
+  DropdownMenuItem,
+  DropdownMenuTrigger,
+} from "@/components/ui/dropdown-menu";
+import {
+  MoreVertical,
+  Pencil,
+  Trash2,
+  Folder,
+  FolderOpen,
+  ChevronRight,
+  ChevronDown,
+  Building2,
+} from "lucide-react";
+import { cn } from "@/lib/utils";
+import Link from "next/link";
+import type { Folder as FolderType, Account } from "@/lib/types";
+
+interface FolderTreeItemProps {
+  folder: FolderType;
+  accounts: Account[];
+  allFolders: FolderType[];
+  level: number;
+  onEdit: (folder: FolderType) => void;
+  onDelete: (folderId: string) => void;
+  onEditAccount: (account: Account) => void;
+  formatCurrency: (amount: number) => string;
+}
+
+export function FolderTreeItem({
+  folder,
+  accounts,
+  allFolders,
+  level,
+  onEdit,
+  onDelete,
+  onEditAccount,
+  formatCurrency,
+}: FolderTreeItemProps) {
+  const [isExpanded, setIsExpanded] = useState(true);
+
+  // Pour le dossier "Mes Comptes" (folder-root), inclure aussi les comptes sans dossier
+  const folderAccounts = accounts.filter(
+    (a) =>
+      a.folderId === folder.id ||
+      (folder.id === "folder-root" && a.folderId === null)
+  );
+  const childFolders = allFolders.filter((f) => f.parentId === folder.id);
+  const hasChildren = childFolders.length > 0 || folderAccounts.length > 0;
+
+  const folderTotal = folderAccounts.reduce((sum, a) => sum + a.balance, 0);
+
+  return (
+    <div>
+      <div
+        className={cn(
+          "flex items-center gap-2 p-2 rounded-lg hover:bg-muted/50 group",
+          level > 0 && "ml-6"
+        )}
+      >
+        <button
+          onClick={() => setIsExpanded(!isExpanded)}
+          className="p-1 hover:bg-muted rounded"
+          disabled={!hasChildren}
+        >
+          {hasChildren ? (
+            isExpanded ? (
+              <ChevronDown className="w-4 h-4 text-muted-foreground" />
+            ) : (
+              <ChevronRight className="w-4 h-4 text-muted-foreground" />
+            )
+          ) : (
+            <div className="w-4 h-4" />
+          )}
+        </button>
+
+        <div
+          className="w-6 h-6 rounded flex items-center justify-center"
+          style={{ backgroundColor: `${folder.color}20` }}
+        >
+          {isExpanded ? (
+            <FolderOpen className="w-4 h-4" style={{ color: folder.color }} />
+          ) : (
+            <Folder className="w-4 h-4" style={{ color: folder.color }} />
+          )}
+        </div>
+
+        <span className="flex-1 font-medium text-sm">{folder.name}</span>
+
+        {folderAccounts.length > 0 && (
+          <span
+            className={cn(
+              "text-sm font-semibold tabular-nums",
+              folderTotal >= 0 ? "text-emerald-600" : "text-red-600"
+            )}
+          >
+            {formatCurrency(folderTotal)}
+          </span>
+        )}
+
+        <DropdownMenu>
+          <DropdownMenuTrigger asChild>
+            <Button
+              variant="ghost"
+              size="icon"
+              className="h-7 w-7 opacity-0 group-hover:opacity-100"
+            >
+              <MoreVertical className="w-4 h-4" />
+            </Button>
+          </DropdownMenuTrigger>
+          <DropdownMenuContent align="end">
+            <DropdownMenuItem onClick={() => onEdit(folder)}>
+              <Pencil className="w-4 h-4 mr-2" />
+              Modifier
+            </DropdownMenuItem>
+            {folder.id !== "folder-root" && (
+              <DropdownMenuItem
+                onClick={() => onDelete(folder.id)}
+                className="text-red-600"
+              >
+                <Trash2 className="w-4 h-4 mr-2" />
+                Supprimer
+              </DropdownMenuItem>
+            )}
+          </DropdownMenuContent>
+        </DropdownMenu>
+      </div>
+
+      {isExpanded && (
+        <div>
+          {folderAccounts.map((account) => (
+            <div
+              key={account.id}
+              className={cn(
+                "flex items-center gap-2 p-2 rounded-lg hover:bg-muted/50 group",
+                "ml-12"
+              )}
+            >
+              <Building2 className="w-4 h-4 text-muted-foreground" />
+              <Link
+                href={`/transactions?accountId=${account.id}`}
+                className="flex-1 text-sm hover:text-primary hover:underline"
+              >
+                {account.name}
+              </Link>
+              <span
+                className={cn(
+                  "text-sm tabular-nums",
+                  account.balance >= 0 ? "text-emerald-600" : "text-red-600"
+                )}
+              >
+                {formatCurrency(account.balance)}
+              </span>
+              <Button
+                variant="ghost"
+                size="icon"
+                className="h-7 w-7 opacity-0 group-hover:opacity-100"
+                onClick={() => onEditAccount(account)}
+              >
+                <Pencil className="w-4 h-4" />
+              </Button>
+            </div>
+          ))}
+
+          {childFolders.map((child) => (
+            <FolderTreeItem
+              key={child.id}
+              folder={child}
+              accounts={accounts}
+              allFolders={allFolders}
+              level={level + 1}
+              onEdit={onEdit}
+              onDelete={onDelete}
+              onEditAccount={onEditAccount}
+              formatCurrency={formatCurrency}
+            />
+          ))}
+        </div>
+      )}
+    </div>
+  );
+}
+