add [PUB] points badge (#7918)

* add PUB points badge

* update PUB points badge

* update PUB points badge

Co-authored-by: repo-ranger[bot] <39074581+repo-ranger[bot]@users.noreply.github.com>

services/pub/pub-points.service.js

@@ -0,0 +1,55 @@
+import Joi from 'joi'
+import { floorCount } from '../color-formatters.js'
+import { BaseJsonService } from '../index.js'
+import { nonNegativeInteger } from '../validators.js'
+
+const documentation = `<p>A measure of quality. This includes several dimensions of quality such as code style, platform support, and maintainability.</p>`
+
+const keywords = ['dart', 'flutter']
+
+const schema = Joi.object({
+  grantedPoints: nonNegativeInteger,
+  maxPoints: nonNegativeInteger,
+}).required()
+
+const title = 'Pub Points'
+
+export default class PubPoints extends BaseJsonService {
+  static category = 'rating'
+
+  static route = { base: 'pub/points', pattern: ':packageName' }
+
+  static examples = [
+    {
+      title,
+      keywords,
+      documentation,
+      namedParams: { packageName: 'analysis_options' },
+      staticPreview: this.render({ grantedPoints: 120, maxPoints: 130 }),
+    },
+  ]
+
+  static defaultBadgeData = { label: 'points' }
+
+  static render({ grantedPoints, maxPoints }) {
+    return {
+      label: 'points',
+      message: `${grantedPoints}/${maxPoints}`,
+      color: floorCount((grantedPoints / maxPoints) * 100, 40, 60, 80),
+    }
+  }
+
+  async fetch({ packageName }) {
+    return this._requestJson({
+      schema,
+      url: `https://pub.dev/api/packages/${packageName}/score`,
+    })
+  }
+
+  async handle({ packageName }) {
+    const score = await this.fetch({ packageName })
+    const grantedPoints = score.grantedPoints
+    const maxPoints = score.maxPoints
+    return this.constructor.render({ grantedPoints, maxPoints })
+  }
+}

services/pub/pub-points.tester.js

@@ -0,0 +1,23 @@
+import Joi from 'joi'
+import { createServiceTester } from '../tester.js'
+
+export const t = await createServiceTester()
+
+t.create('pub points (valid)')
+  .get('/analysis_options.json')
+  .expectBadge({
+    label: 'points',
+    message: Joi.string().regex(/^\d+\/130$/),
+  })
+
+t.create('pub points (not found)').get('/analysisoptions.json').expectBadge({
+  label: 'points',
+  message: 'not found',
+  color: 'red',
+})
+
+t.create('pub points (invalid)').get('/analysis-options.json').expectBadge({
+  label: 'points',
+  message: 'invalid',
+  color: 'lightgrey',
+})