master: change repo

src/services/ChartService.ts

@@ -0,0 +1,28 @@
+import IPoint from '@/models/IPoint'
+import { money } from '@/utils/filters'
+import ICurrency from '@/models/ICurrency'
+
+class ChartService {
+  public valueToPoint(value: number, index: number, total: number): IPoint {
+    const x = 0
+    const y = -value * 1.6
+    const angle = ((Math.PI * 2) / total) * index
+    const cos = Math.cos(angle)
+    const sin = Math.sin(angle)
+    const tx = x * cos - y * sin + 200
+    const ty = x * sin + y * cos + 200
+    return {
+      x: tx,
+      y: ty
+    }
+  }
+
+  public getLabel(user: string, cost: number, currency: ICurrency): string {
+    if (!user) {
+      return ''
+    }
+    return `${user} (${money(cost, currency)})`
+  }
+}
+
+export default new ChartService()