first commit

app/Http/Controllers/ParameterController.php

@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use App\Models\Parameter;
+use Auth;
+use Session;
+use Illuminate\Support\Facades\File;
+
+class ParameterController extends Controller
+{
+    public function index() {
+        $data = Parameter::orderBy('parameter_order', 'asc')->get();
+        $title = 'Cấu hình hệ thống';
+        return view('backend.parameter.index')->with('data', $data)->with('title', $title);
+    }
+
+    public function update (Request $request) {
+        foreach ($request->except('_token') as $key => $value) {
+            $object = Parameter::where('parameter_key', $key)->first();
+            if ($object != '') {
+                if ($key == 'logo_image' || $key == 'banner_image') {
+                    $this->updateParameterImage($key, $request, $object);
+                } else {
+                    $object->parameter_value = $value;
+                    $object->save();
+                }                
+            }
+        }
+        return redirect()->back()->with('success', 'Cập nhật thành công');
+    }
+    public function updateParameterImage ($input_name, $request, $object) {
+        if($request->file($input_name)) {
+            $imageName = $input_name . '.' . $request->file($input_name)->extension();
+            $counter = 0;
+            // Vòng lặp kiểm tra tên file và thêm số nếu trùng
+            while (File::exists(public_path('images') . '/parameter/' . $imageName)) {
+                $counter++;
+                $imageName = $input_name . '(' . $counter . ').' . $request->file($input_name)->extension();
+            }
+            $request->file($input_name)->move(public_path('images/parameter'), $imageName);
+            $previous_img_path = $object->parameter_value;
+            $object->parameter_value = 'parameter/' . $imageName;
+            $object->save();
+            if($previous_img_path != '' && File::exists(public_path('images') . '/' . $previous_img_path)) {
+                File::delete(public_path('images') . '/' . $previous_img_path);
+            }
+        }
+    }
+}