add structure

2020-05-29 07:45:27 +06:30
parent 4c851d9971
commit bad27ba5c4
272 changed files with 36065 additions and 174 deletions
--- a/lib/charts/quota.dart
+++ b/lib/charts/quota.dart
@@ -0,0 +1,118 @@
+/// Simple pie chart example.
+import 'package:charts_flutter/flutter.dart' as charts;
+import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
+import 'package:fcs/vo/buyer.dart';
+import 'package:fcs/vo/product.dart';
+import 'package:fcs/widget/localization/app_translations.dart';
+
+class QuotaChart extends StatelessWidget {
+  static final numberFormatter = new NumberFormat("#,###");
+
+  final List<charts.Series> quotaSeries;
+  final String title;
+
+  QuotaChart(this.quotaSeries, this.title);
+
+  factory QuotaChart.dailyQuota(
+      BuildContext context, Buyer buyer, List<Product> products) {
+    List<Quota> data = [];
+    products.sort((p1, p2) => p1.displayOrder.compareTo(p2.displayOrder));
+    products.forEach((p) {
+      if (buyer.dailyQuotaUsedProducts.containsKey(p.id)) {
+        int value = buyer.dailyQuotaUsedProducts[p.id];
+        data.add(Quota(p.name, value, p.color));
+      }
+    });
+    data.add(
+      new Quota(AppTranslations.of(context).text("chart.remaining"),
+          buyer.dailyQuota - buyer.dailyQuotaUsed, Colors.purple.value),
+    );
+
+    return new QuotaChart(
+        _createData(data),
+        AppTranslations.of(context).text("chart.daily.title",
+            translationVariables: [numberFormatter.format(buyer.dailyQuota)]));
+  }
+
+  factory QuotaChart.maxQuota(
+      BuildContext context, Buyer buyer, List<Product> products) {
+    List<Quota> data = [];
+    products.sort((p1, p2) => p1.displayOrder.compareTo(p2.displayOrder));
+    products.forEach((p) {
+      if (buyer.maxQuotaUsedProducts.containsKey(p.id)) {
+        int value = buyer.maxQuotaUsedProducts[p.id];
+        data.add(Quota(p.name, value, p.color));
+      }
+    });
+    data.add(
+       new Quota(AppTranslations.of(context).text("chart.remaining"),
+          buyer.maxQuota - buyer.maxQuotaUsed, Colors.purple.value),
+    );
+    return new QuotaChart(
+        _createData(data),
+        AppTranslations.of(context).text("chart.max.title",
+            translationVariables: [numberFormatter.format(buyer.maxQuota)]));
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      children: <Widget>[
+        Text(title),
+        Padding(
+          padding: const EdgeInsets.all(8.0),
+          child: Container(
+            height: 200,
+            child: charts.PieChart(
+              quotaSeries,
+              animate: false,
+              behaviors: [
+                new charts.DatumLegend(
+                  position: charts.BehaviorPosition.end,
+                  horizontalFirst: false,
+                  cellPadding: new EdgeInsets.only(right: 4.0, bottom: 4.0),
+                  entryTextStyle: charts.TextStyleSpec(
+                      color: charts.MaterialPalette.purple.shadeDefault,
+                      fontFamily: 'Georgia',
+                      fontSize: 11),
+                )
+              ],
+              defaultRenderer: new charts.ArcRendererConfig(
+                arcWidth: 60,
+                arcRendererDecorators: [
+                  new charts.ArcLabelDecorator(
+                      labelPosition: charts.ArcLabelPosition.auto,
+                      labelPadding: 0)
+                ],
+              ),
+            ),
+          ),
+        ),
+      ],
+    );
+  }
+
+  static List<charts.Series<Quota, String>> _createData(List<Quota> data) {
+    return [
+      new charts.Series<Quota, String>(
+        id: 'Daily Quota',
+        domainFn: (Quota quota, _) => "${quota.label}\n",
+        measureFn: (Quota quota, _) => quota.quota,
+        data: data,
+        colorFn: (Quota quota, i) =>
+            charts.ColorUtil.fromDartColor(Color(quota.color)),
+        labelAccessorFn: (Quota row, _) =>
+            '${numberFormatter.format(row.quota)}',
+      )
+    ];
+  }
+}
+
+class Quota {
+  final String label;
+  final int quota;
+  final int color;
+
+  Quota(this.label, this.quota, this.color);
+}