[wip] code smell, psr-12, mvc, other, forgot by 1 year.

classes/Battles/Models/Model.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Battles\Models;
+
+use Battles\Database\Db;
+
+class Model
+{
+    protected static string $tableName = '';
+    protected static string $primaryKey = '';
+    protected array $columns = [];
+
+    protected function getColumnValue($column)
+    {
+        return $this->columns[$column];
+    }
+
+    protected function setColumnValue($column, $value)
+    {
+        $this->columns[$column] = $value;
+    }
+
+    /**
+     * Полная перезапись. Отсутствующие параметры превратятся в default|null.
+     * @return void
+     */
+    protected function save()
+    {
+        $q = 'replace into ' . self::$tableName . ' (' . implode(', ', array_keys($this->columns)) . ') values(';
+        $keys = [];
+        foreach ($this->columns as $key => $value) {
+            $keys[':' . $key] = $value;
+        }
+        $q .= implode(', ', array_keys($keys)) . ')';
+        Db::getInstance()->execute($q, $keys);
+    }
+
+    protected function updateByPrimaryKey()
+    {
+        $q = 'update ' . self::$tableName . ' set ';
+        $keys = [];
+        foreach ($this->columns as $key => $value) {
+            $keys[':' . $key] = $value;
+            $q .= $key . ' = :' . $key . ', ';
+        }
+        $q = rtrim($q, ',');
+        $q .= 'where ' . self::$primaryKey . ' = :' . self::$primaryKey;
+        Db::getInstance()->execute($q, $keys);
+    }
+}