init commit

api/app/Rules/AtencaoBasica/Exportacao/VacinaIsValid.php

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+<?php
+
+namespace App\Rules\AtencaoBasica\Exportacao;
+
+use Illuminate\Contracts\Validation\Rule;
+use Illuminate\Support\Facades\DB;
+
+class VacinaIsValid implements Rule
+{
+    public function passes($attribute, $value)
+    {
+        return self::isValid($value);
+    }
+
+    public static function isValid($value)
+    {
+        return DB::table('atencao_basica_vacinacao_regra')
+            ->where('codigo', $value->vacina_codigo)
+            ->where('dose', $value->dose_codigo)
+            ->where('estrategia', $value->estrategia_codigo)
+            ->exists();
+    }
+
+    public function message()
+    {
+        return 'Vacina inválida.';
+    }
+}