Resolve "Add "eclecticism" chart"

Closes #13 (closed)

lib/ui/widgets/main_screen/timeline_chart_eclecticism.dart

+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter/material.dart';
+import 'package:fl_chart/fl_chart.dart';
+
+import '../../../config/app_colors.dart';
+import '../../../models/timeline.dart';
+
+class ChartTimelineEclecticism extends StatelessWidget {
+  final TimelineData chartData;
+
+  const ChartTimelineEclecticism({super.key, required this.chartData});
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      height: 100.0,
+      child: LineChart(
+        LineChartData(
+          lineBarsData: getDataEclecticism(),
+          backgroundColor: Theme.of(context).colorScheme.onBackground,
+          borderData: getBorderData(),
+          gridData: getGridData(),
+          titlesData: getTitlesData(),
+          lineTouchData: getLineTouchDataEclecticism(),
+          maxY: 100,
+          minY: 0,
+        ),
+        duration: const Duration(milliseconds: 250),
+      ),
+    );
+  }
+
+  List<LineChartBarData> getDataEclecticism() {
+    List<FlSpot> spots = [];
+
+    this.chartData.data.keys.forEach((element) {
+      TimelineDataValue? value = this.chartData.data[element];
+      if (value != null) {
+        final double date = DateTime.parse(element).millisecondsSinceEpoch.toDouble();
+        final double eclecticism = value.eclecticism.toDouble();
+
+        spots.add(FlSpot(date, eclecticism));
+      }
+    });
+
+    return [
+      LineChartBarData(
+        isCurved: true,
+        color: AppColors.contentColorCyan,
+        barWidth: 3,
+        isStrokeCapRound: false,
+        dotData: const FlDotData(show: false),
+        belowBarData: BarAreaData(show: true),
+        spots: spots,
+      ),
+    ];
+  }
+
+  FlBorderData getBorderData() {
+    return FlBorderData(
+      show: true,
+      border: Border.all(
+        color: AppColors.borderColor,
+        width: 2,
+      ),
+    );
+  }
+
+  FlGridData getGridData() {
+    return const FlGridData(
+      show: true,
+    );
+  }
+
+  FlTitlesData getTitlesData() {
+    const AxisTitles none = const AxisTitles(
+      sideTitles: SideTitles(showTitles: false),
+    );
+
+    final AxisTitles verticalTitles = AxisTitles(
+      sideTitles: SideTitles(
+        showTitles: true,
+        reservedSize: 30,
+        getTitlesWidget: getVerticalTitlesWidget,
+        interval: 25,
+      ),
+    );
+    final AxisTitles horizontalTitles = AxisTitles(
+      sideTitles: SideTitles(
+        showTitles: true,
+        reservedSize: 20,
+        getTitlesWidget: getHorizontalTitlesWidget,
+      ),
+    );
+
+    return FlTitlesData(
+      show: true,
+      bottomTitles: horizontalTitles,
+      leftTitles: none,
+      topTitles: none,
+      rightTitles: verticalTitles,
+    );
+  }
+
+  Widget getVerticalTitlesWidget(double value, TitleMeta meta) {
+    return SideTitleWidget(
+      axisSide: meta.axisSide,
+      space: 4,
+      child: Text(
+        value.toInt().toString(),
+        style: const TextStyle(
+          color: AppColors.mainTextColor1,
+          fontSize: 12,
+        ),
+      ),
+    );
+  }
+
+  Widget getHorizontalTitlesWidget(double value, TitleMeta meta) {
+    final DateFormat formatter = DateFormat('dd/MM');
+
+    final DateTime date = DateTime.fromMillisecondsSinceEpoch(value.toInt());
+    final String text = formatter.format(date);
+
+    return SideTitleWidget(
+      axisSide: meta.axisSide,
+      space: 4,
+      child: RotationTransition(
+        turns: new AlwaysStoppedAnimation(-30 / 360),
+        child: Text(
+          text,
+          style: const TextStyle(
+            color: AppColors.mainTextColor1,
+            fontSize: 11,
+          ),
+        ),
+      ),
+    );
+  }
+
+  LineTouchData getLineTouchDataEclecticism() {
+    return LineTouchData(
+      handleBuiltInTouches: true,
+      touchTooltipData: LineTouchTooltipData(
+        tooltipBgColor: Colors.transparent,
+        tooltipPadding: EdgeInsets.all(8),
+        tooltipMargin: 2,
+        getTooltipItems: (List<LineBarSpot> touchedSpots) {
+          return touchedSpots.map((LineBarSpot touchedSpot) {
+            final textStyle = TextStyle(
+              color: AppColors.mainTextColor2,
+              fontWeight: FontWeight.bold,
+              fontSize: 10,
+            );
+            return LineTooltipItem(
+              touchedSpot.y.toString(),
+              textStyle,
+            );
+          }).toList();
+        },
+      ),
+    );
+  }
+}