Versie 1.0

2026-08-09 19:03:26 +02:00
parent c70293405f
commit f3da7dfb8d
18 changed files with 877 additions and 3 deletions
@@ -0,0 +1,103 @@
+const CategoryService = require("../services/CategoryService");
+
+
+class CategoryController {
+
+
+    index(req, res) {
+
+        res.render("categories/index", {
+            title: "Categorieën",
+            categories: CategoryService.getCategories()
+        });
+
+    }
+
+
+    editForm(req, res) {
+        const categoryId = Number.parseInt(req.params.id, 10);
+        const category = Number.isInteger(categoryId)
+            ? CategoryService.getCategory(categoryId)
+            : null;
+
+        if (!category) {
+            req.flash("error", "Categorie niet gevonden.");
+            return res.redirect("/categories");
+        }
+
+        res.render("categories/edit", {
+            title: "Categorie wijzigen",
+            category
+        });
+    }
+
+
+    create(req, res) {
+        const name = (req.body.name || "").trim();
+        const icon = (req.body.icon || "").trim();
+
+        if (!name) {
+            req.flash("error", "Geef een categorienaam op.");
+            return res.redirect("/categories");
+        }
+
+        CategoryService.createCategory({ name, icon });
+        req.flash("success", "Categorie toegevoegd.");
+        res.redirect("/categories");
+    }
+
+
+    update(req, res) {
+        const categoryId = Number.parseInt(req.params.id, 10);
+        const name = (req.body.name || "").trim();
+        const icon = (req.body.icon || "").trim();
+
+        if (!Number.isInteger(categoryId) || !name) {
+            req.flash("error", "Geef een geldige categorienaam op.");
+            return res.redirect("/categories");
+        }
+
+        const result = CategoryService.updateCategory(categoryId, { name, icon });
+
+        if (result.changes === 0) {
+            req.flash("error", "Categorie niet gevonden.");
+            return res.redirect("/categories");
+        }
+
+        req.flash("success", "Categorie gewijzigd.");
+        res.redirect("/categories");
+    }
+
+
+    remove(req, res) {
+        const categoryId = Number.parseInt(req.params.id, 10);
+
+        if (!Number.isInteger(categoryId)) {
+            req.flash("error", "Categorie niet gevonden.");
+            return res.redirect("/categories");
+        }
+
+        if (CategoryService.categoryHasProducts(categoryId)) {
+            req.flash(
+                "error",
+                "Deze categorie is nog aan producten gekoppeld en kan niet worden verwijderd."
+            );
+            return res.redirect("/categories");
+        }
+
+        const result = CategoryService.deleteCategory(categoryId);
+
+        if (result.changes === 0) {
+            req.flash("error", "Categorie niet gevonden.");
+            return res.redirect("/categories");
+        }
+
+        req.flash("success", "Categorie verwijderd.");
+        res.redirect("/categories");
+    }
+
+
+}
+
+
+module.exports = new CategoryController();