Add ability to style suffix

MMM-CTA.js

@@ -15,6 +15,7 @@ Module.register('MMM-CTA', {
     maxResultsBus: 5,
     maxResultsTrain: 5,
     routeIcons: true,
+    suffixStyle: 'long',
     stops: [],
   },
 
@@ -109,10 +110,22 @@ Module.register('MMM-CTA', {
     if (minutesInt === 0) {
       return 'DUE';
     }
-    if (minutesInt === 1) {
-      return `${minutesInt.toString()} min`;
-    }
+    return this.minutesWithSuffix(minutesInt);
+  },
 
-    return `${minutesInt.toString()} mins`;
+  minutesWithSuffix(minutes) {
+    switch (this.config.suffixStyle) {
+      case 'none':
+        return minutes.toString();
+      case 'short':
+        return `${minutes.toString()}m`;
+      case 'long':
+      default:
+        if (minutes === 1) {
+          return `${minutes.toString()} min`;
+        }
+
+        return `${minutes.toString()} mins`;
+    }
   },
 });

README.md

@@ -46,19 +46,20 @@ var config = {
 
 ## Configuration options
 
-| Option            | Required?    | Description                                                            |
-| ----------------- | ------------ | ---------------------------------------------------------------------- |
-| `busApiKey`       | **Required** | See [Obtaining CTA API keys](#obtaining-cta-api-keys)                  |
-| `trainApiKey`     | **Required** | See [Obtaining CTA API keys](#obtaining-cta-api-keys)                  |
-| `stops`           | **Required** | Array of stops to display. See [`stops` option](#stops-option)         |
-| `updateInterval`  | *Optional*   | Refresh time in milliseconds <br>Default 60000 milliseconds (1 minute) |
-| `maxResultsBus`   | *Optional*   | Maximum number of bus results to display <br>Default `5`               |
-| `maxResultsTrain` | *Optional*   | Maximum number of train results to display <br>Default `5`             |
-| `routeIcons`      | *Optional*   | True/False - Display icons next to routes. <br>Default `true`          |
+| Option            | Required?    | Description                                                                         |
+| ----------------- | ------------ | ----------------------------------------------------------------------------------- |
+| `busApiKey`       | **Required** | See [Obtaining CTA API keys](#obtaining-cta-api-keys)                               |
+| `trainApiKey`     | **Required** | See [Obtaining CTA API keys](#obtaining-cta-api-keys)                               |
+| `stops`           | **Required** | Array of stops to display. See [`stops` option](#stops-option)                      |
+| `updateInterval`  | *Optional*   | Refresh time in milliseconds <br>Default 60000 milliseconds (1 minute)              |
+| `maxResultsBus`   | *Optional*   | Maximum number of bus results to display <br>Default `5`                            |
+| `maxResultsTrain` | *Optional*   | Maximum number of train results to display <br>Default `5`                          |
+| `routeIcons`      | *Optional*   | True/False - Display icons next to routes. <br>Default `true`                       |
+| `suffixStyle`     | *Optional*   | Style of suffix for the arrival time. `long`, `short`, or `none` <br>Default `long` |
 
 ### `stops` option
 
-The `stops` option is an array of objects. Each object represents a stop to display. 
+The `stops` option is an array of objects. Each object represents a stop to display.
 
 ```js
 {

__tests__/MMM-CTA.spec.js

@@ -24,6 +24,7 @@ it('has a default config', () => {
     maxResultsTrain: 5,
     maxResultsBus: 5,
     routeIcons: true,
+    suffixStyle: 'long',
     stops: [],
   });
 });
@@ -281,3 +282,43 @@ describe('socketNotificationReceived', () => {
     });
   });
 });
+
+describe('minutesWithSuffix', () => {
+  describe('suffix style is long', () => {
+    beforeEach(() => {
+      MMMCTA.setConfig({ suffixStyle: 'long' });
+    });
+
+    it('returns min for singular', () => {
+      expect(MMMCTA.minutesWithSuffix(1)).toBe('1 min');
+    });
+
+    it('returns mins for plural', () => {
+      expect(MMMCTA.minutesWithSuffix(2)).toBe('2 mins');
+    });
+  });
+
+  describe('suffix style is short', () => {
+    beforeEach(() => {
+      MMMCTA.setConfig({ suffixStyle: 'short' });
+    });
+
+    it('returns m for singular', () => {
+      expect(MMMCTA.minutesWithSuffix(1)).toBe('1m');
+    });
+
+    it('returns m for plural', () => {
+      expect(MMMCTA.minutesWithSuffix(2)).toBe('2m');
+    });
+  });
+
+  describe('suffix style is none', () => {
+    beforeEach(() => {
+      MMMCTA.setConfig({ suffixStyle: 'none' });
+    });
+
+    it('returns number', () => {
+      expect(MMMCTA.minutesWithSuffix(1)).toBe('1');
+    });
+  });
+});