feat(parser): Add getImei

Drivetech · Aug 30, 2016 · 0675e75 · 0675e75
1 parent 1e97897
commit 0675e75
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Showing 2 changed files with 23 additions and 1 deletion.
diff --git a/src/index.js b/src/index.js
@@ -219,11 +219,21 @@ const getRebootCommand = imei => {
   return getCommand(imei, 'F02');
 };
 
+const getImei = raw => {
+  let imei = null;
+  const data = raw.toString();
+  if (patterns.mvt380.test(data)) {
+    imei = patterns.mvt380.exec(data)[3];
+  }
+  return imei;
+};
+
 module.exports = {
   parse: parse,
   patterns: patterns,
   getMvt380: getMvt380,
   isMeitrack: isMeitrack,
   parseCommand: parseCommand,
-  getRebootCommand: getRebootCommand
+  getRebootCommand: getRebootCommand,
+  getImei: getImei
 };
diff --git a/test/test.js b/test/test.js
@@ -80,4 +80,16 @@ describe('meitrack-parser', () => {
     const data = meitrack.getRebootCommand(353358017784062);
     expect(data).to.match(/^@@([\x41-\x7A])(\d{1,3}),353358017784062,F02\*([0-9A-F]{2})\r\n$/);
   });
+
+  it('should return null imei', () => {
+    const raw = new Buffer('askdhaskjdhakjdhaksjdhaksjdh');
+    const imei = meitrack.getImei(raw);
+    expect(imei).to.be.null;
+  });
+
+  it('should return MVT380 imei', () => {
+    const raw = new Buffer('$$e155,867965021508656,AAA,35,-33.361133,-70.514245,160412155005,A,8,27,0,289,1.3,867,318379,2338885,730|1|32D3|A03F,0008,0000|0000|0000|02DA|0106,00000001,*3A\r\n');
+    const imei = meitrack.getImei(raw);
+    expect(imei).to.eql('867965021508656');
+  });
 });