From fd1f325ae68753c072ca175dba25e3344a928f79 Mon Sep 17 00:00:00 2001
From: Vytor Calixto <vytorcalixto@gmail.com>
Date: Thu, 7 Dec 2017 11:01:39 -0200
Subject: [PATCH] [ci skip]Create matchQueries middleware
---
src/libs/middlewares/matchQueries.js | 41 ++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
create mode 100644 src/libs/middlewares/matchQueries.js
diff --git a/src/libs/middlewares/matchQueries.js b/src/libs/middlewares/matchQueries.js
new file mode 100644
index 00000000..410da807
--- /dev/null
+++ b/src/libs/middlewares/matchQueries.js
@@ -0,0 +1,41 @@
+// Retorna um array de "tuplas" com objetos que são iguais em duas queries distintas, com exceçã do valor total
+function matchQueries(queryA = [], queryB = []) {
+ match = [];
+ // Para cada objeto na query A
+ queryA.forEach((result) => {
+ // Obtém as chaves do objeto
+ let keys = Object.keys(result);
+ // Remove o total
+ let index = keys.indexOf('total');
+ if(index > -1) keys.splice(index, 1);
+
+ let objMatch = null;
+
+ // Busca um objeto igual na query B
+ for(let i=0; i < queryB.length; ++i) {
+ let partialMatch = queryB[i];
+ let foundMatch = true;
+ for(let j=0; j < keys.length; ++j) {
+ let key = keys[j];
+ // Se diferem, não são um match
+ if(partialMatch[key] !== result[key]) {
+ foundMatch = false;
+ break;
+ }
+ }
+ // Se encontrou, pode parar
+ if(foundMatch) {
+ objMatch = partialMatch;
+ break;
+ }
+ }
+
+ // Inclui um array com os dois objetos dentro do array de matches
+ if(objMatch) {
+ match.push([result, objMatch]);
+ }
+ });
+ return match;
+}
+
+module.exports = matchQueries;
\ No newline at end of file
--
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