From 573d6dcb518682b6787e027e01c07ca305ee5737 Mon Sep 17 00:00:00 2001
From: Patrick Browne <pt.browne@gmail.com>
Date: Tue, 23 Aug 2022 12:53:01 +0200
Subject: [PATCH] feat: Use currency formatter if measure is a currency

---
 app/configurator/components/ui-helpers.spec.ts | 13 +++++++++++++
 app/configurator/components/ui-helpers.ts      | 14 +++++++++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/app/configurator/components/ui-helpers.spec.ts b/app/configurator/components/ui-helpers.spec.ts
index 70d1eebe15..f75140e1b8 100644
--- a/app/configurator/components/ui-helpers.spec.ts
+++ b/app/configurator/components/ui-helpers.spec.ts
@@ -56,6 +56,14 @@ describe("useDimensionFormatters", () => {
           isNumerical: true,
           isKeyDimension: false,
         } as DimensionMetaDataFragment,
+        {
+          iri: "iri-currency",
+          isNumerical: true,
+          isKeyDimension: false,
+          isCurrency: true,
+          currencyExponent: 1,
+          __typename: "Measure",
+        } as DimensionMetaDataFragment,
       ])
     );
     return { formatters };
@@ -75,6 +83,11 @@ describe("useDimensionFormatters", () => {
     const { formatters } = setup();
     expect(formatters["iri-number"]("2.33333")).toEqual("2,33");
   });
+
+  it("should work with currencies", () => {
+    const { formatters } = setup();
+    expect(formatters["iri-currency"]("20002.3333")).toEqual("20'002,3");
+  });
 });
 
 describe("time intervals", () => {
diff --git a/app/configurator/components/ui-helpers.ts b/app/configurator/components/ui-helpers.ts
index 162d09f1dc..c4027242a9 100644
--- a/app/configurator/components/ui-helpers.ts
+++ b/app/configurator/components/ui-helpers.ts
@@ -51,6 +51,7 @@ import { ChartProps } from "../../charts/shared/use-chart-state";
 import { Observation } from "../../domain/data";
 import {
   DimensionMetaDataFragment,
+  Measure,
   TemporalDimension,
   TimeUnit,
 } from "../../graphql/query-hooks";
@@ -149,9 +150,16 @@ const namedNodeFormatter = (d: DimensionMetaDataFragment) => {
   };
 };
 
+const currencyFormatter = (d: Measure, locale: string) => {
+  const formatLocale = getD3FormatLocale(locale);
+  // Use the currency exponent from the dimension, with default 2
+  return formatLocale.format(`,.${d.currencyExponent || 2}f`);
+};
+
 export const useDimensionFormatters = (
   dimensions: DimensionMetaDataFragment[]
 ) => {
+  const locale = useLocale();
   const formatNumber = useFormatNumber() as unknown as (
     d: number | string
   ) => string;
@@ -163,7 +171,11 @@ export const useDimensionFormatters = (
       dimensions.map((d) => {
         let formatter: (s: any) => string;
         if (d.__typename === "Measure") {
-          formatter = formatNumber;
+          if (d.isCurrency) {
+            formatter = currencyFormatter(d, locale);
+          } else {
+            formatter = formatNumber;
+          }
         } else if (d.__typename === "TemporalDimension") {
           formatter = dateFormatterFromDimension(
             d,