From f8874b33b96d082ca9ae5523f271e0ebf6427e51 Mon Sep 17 00:00:00 2001
From: tulioperdigao <116309232+tulioperdigao@users.noreply.github.com>
Date: Fri, 24 Oct 2025 17:56:38 -0300
Subject: [PATCH] =?UTF-8?q?FEAT:=20Adiciona=20bot=C3=A3o=20de=20download?=
 =?UTF-8?q?=20para=20o=20modelo=20do=20CSV.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app.js                        | 9 ++++++++-
 models/modelo.viabilidade.csv | 1 +
 public/index.html             | 1 +
 public/main.js                | 9 +++++++++
 public/style.css              | 7 +++++++
 5 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 models/modelo.viabilidade.csv

diff --git a/app.js b/app.js
index 894d164..ffd6d19 100644
--- a/app.js
+++ b/app.js
@@ -422,7 +422,14 @@ app.get("/", (req, res) => {
     return res.json({ jobId });
   });
 
-  // download endpoint
+  // download model endpoint
+   app.get("/download-model", (req, res) => {
+    const modelPath = path.join(__dirname, "models", "modelo.viabilidade.csv");
+    if (!fs.existsSync(modelPath)) return res.status(404).send("Modelo não encontrado");
+    return res.download(modelPath, "modelo.viabilidade.csv");
+  });
+
+  // download result endpoint
   app.get("/download/:name", (req, res) => {
     const name = req.params.name;
     const p = path.join(__dirname, "outputs", name);
diff --git a/models/modelo.viabilidade.csv b/models/modelo.viabilidade.csv
new file mode 100644
index 0000000..f5c90ae
--- /dev/null
+++ b/models/modelo.viabilidade.csv
@@ -0,0 +1 @@
+CEP;Numero
diff --git a/public/index.html b/public/index.html
index 97604ff..417ffbd 100644
--- a/public/index.html
+++ b/public/index.html
@@ -44,6 +44,7 @@
               <input class="form-control" type="file" id="csvfile" accept=".csv" required />
             </div>
             <button class="btn btn-primary" type="submit">Enviar CSV</button>
+            <button type="button" class="btn btn-primary" id="card__button-download">Baixar Modelo</button>
           </form>
           <div id="uploadResult" class="mt-3"></div>
           <div class="progress mt-2" style="height:24px; display:none;" id="progressWrap">
diff --git a/public/main.js b/public/main.js
index 1953ff6..226cb0e 100644
--- a/public/main.js
+++ b/public/main.js
@@ -67,3 +67,12 @@ document.getElementById('btnConsultaCep').addEventListener('click', async () =>
     el.innerText = 'Erro na consulta';
   }
 });
+
+// baixar modelo
+const modelBtn = document.getElementById('card__button-download');
+if (modelBtn) {
+  modelBtn.addEventListener('click', (e) => {
+    // inicia download do endpoint que serve o modelo
+    window.location.href = '/download-model';
+  });
+}
diff --git a/public/style.css b/public/style.css
index f3f6c21..c7bfa88 100644
--- a/public/style.css
+++ b/public/style.css
@@ -37,6 +37,13 @@ button:hover {
     background-color: #298897 !important;
 }
 
+#card__button-download {
+    background-color: transparent !important;
+    border: 1px solid #31a3b5 !important;
+    color: #31a3b5 !important;
+    margin-left: 10px;
+}
+
 .progress-bar {
     background-color: #31a3b5 !important;
 }