feat: add filtering functionality for empresas in dashboard, allowing users to search by name or CNPJ, and enhance UI with clear feedback for no results

apps/web/src/routes/(dashboard)/licitacoes/empresas/+page.svelte

@@ -7,7 +7,16 @@
 	import { maskCEP, maskCNPJ, maskPhone, maskUF, onlyDigits } from '$lib/utils/masks';
 
 	const client = useConvexClient();
-	const empresasQuery = useQuery(api.empresas.list, {});
+	let filtroEmpresa = $state('');
+
+	const empresasTotalQuery = useQuery(api.empresas.list, {});
+	const empresasQuery = useQuery(api.empresas.list, () => ({
+		query: filtroEmpresa.trim() || undefined
+	}));
+
+	function limparFiltroEmpresa() {
+		filtroEmpresa = '';
+	}
 
 	let modalAberto = $state(false);
 
@@ -425,6 +434,32 @@
 		</button>
 	</div>
 
+	<div class="card bg-base-100/90 border-base-300 mb-6 border shadow-xl backdrop-blur-sm">
+		<div class="card-body">
+			<div class="grid gap-4 sm:grid-cols-[1fr_auto] sm:items-end">
+				<div class="form-control w-full">
+					<label class="label" for="filtro_empresa">
+						<span class="label-text font-semibold">Buscar empresa</span>
+					</label>
+					<input
+						id="filtro_empresa"
+						class="input input-bordered focus:input-primary w-full"
+						type="text"
+						placeholder="Nome fantasia, razão social ou CNPJ"
+						bind:value={filtroEmpresa}
+					/>
+				</div>
+
+				<div class="flex items-center justify-between gap-3 sm:min-w-max sm:justify-end">
+					<div class="text-base-content/70 text-sm">
+						{empresasQuery.data?.length ?? 0} de {empresasTotalQuery.data?.length ?? 0}
+					</div>
+					<button type="button" class="btn btn-ghost" onclick={limparFiltroEmpresa}>Limpar</button>
+				</div>
+			</div>
+		</div>
+	</div>
+
 	<div class="card bg-base-100 shadow-xl">
 		<div class="card-body">
 			{#if empresasQuery.isLoading}
@@ -437,11 +472,21 @@
 				</div>
 			{:else if empresasQuery.data && empresasQuery.data.length === 0}
 				<div class="py-10 text-center">
+					{#if (empresasTotalQuery.data?.length ?? 0) === 0}
 						<p class="text-base-content/70 mb-4">Nenhuma empresa cadastrada ainda.</p>
 						<button class="btn btn-primary gap-2" type="button" onclick={abrirNovaEmpresa}>
 							<Plus class="h-4 w-4" strokeWidth={2} />
 							Cadastrar primeira empresa
 						</button>
+					{:else}
+						<p class="text-base-content/70 mb-2">Nenhum resultado encontrado.</p>
+						<p class="text-base-content/60 mb-4 text-sm">
+							Ajuste ou limpe o filtro para ver empresas.
+						</p>
+						<button type="button" class="btn btn-ghost" onclick={limparFiltroEmpresa}>
+							Limpar filtro
+						</button>
+					{/if}
 				</div>
 			{:else if empresasQuery.data}
 				<div class="overflow-x-auto">

packages/backend/convex/empresas.ts

@@ -5,15 +5,37 @@ import { getCurrentUserFunction } from './auth';
 import type { Id } from './_generated/dataModel';
 
 export const list = query({
-	args: {},
-	handler: async (ctx) => {
+	args: {
+		query: v.optional(v.string())
+	},
+	handler: async (ctx, args) => {
 		await ctx.runQuery(internal.permissoesAcoes.assertPermissaoAcaoAtual, {
 			recurso: 'empresas',
 			acao: 'listar'
 		});
 
 		const empresas = await ctx.db.query('empresas').collect();
-		return empresas;
+		const term = args.query?.trim();
+		if (!term) return empresas;
+
+		const termLower = term.toLowerCase();
+		const termDigits = term.replace(/\D/g, '');
+
+		return empresas.filter((empresa) => {
+			const razao = (empresa.razao_social || '').toLowerCase();
+			const fantasia = (empresa.nome_fantasia || '').toLowerCase();
+
+			const cnpjRaw = empresa.cnpj || '';
+			const cnpjLower = cnpjRaw.toLowerCase();
+			const cnpjDigits = cnpjRaw.replace(/\D/g, '');
+
+			const matchNome = razao.includes(termLower) || fantasia.includes(termLower);
+			const matchCnpj = termDigits
+				? cnpjDigits.includes(termDigits)
+				: cnpjLower.includes(termLower);
+
+			return matchNome || matchCnpj;
+		});
 	}
 });