egwcorelib/EgwCoreLib.BlazorTest/Pages/TestChart.razor.cs

using EgwCoreLib.Razor;
using EgwCoreLib.Razor.Data;
using EgwCoreLib.Utils;
using static EgwCoreLib.Razor.Data.chartJsData;
using static EgwCoreLib.Razor.Toggler;

namespace EgwCoreLib.BlazorTest.Pages
{
    public partial class TestChart
    {
        #region Public Fields

        public List<DoughnutStyling> colors = new List<DoughnutStyling>();
        public List<double> Data = new List<double>();
        public List<string> Labels = new List<string>();

        #endregion Public Fields

        #region Protected Fields

        protected Random rnd = new Random();

        #endregion Protected Fields

        #region Protected Properties

        protected List<string>? ChLabels { get; set; } = null;
        protected List<chartJsData.chartJsDataSetXY>? currDS { get; set; } = null;
        protected DtUtils.Periodo? periodo { get; set; } = new DtUtils.Periodo(DtUtils.PeriodSet.ThisTrim);

        #endregion Protected Properties

        #region Protected Methods

        protected string[] histData(int num)
        {
            List<string> answ = new List<string>();
            for (int i = 0; i < 50; i++)
            {
                answ.Add($"{(double)(rnd.Next(10, 100)) / 10 + i}");
            }
            return answ.ToArray();
        }

        protected string[] histLabel(int num)
        {
            List<string> answ = new List<string>();
            for (int i = 0; i < 50; i++)
            {
                answ.Add($"LBL_{i:00}");
            }
            return answ.ToArray();
        }

        protected override async Task OnInitializedAsync()
        {
            CurrFilt = new Toggler.SelectGlobalToggle()
            {
                leftString = "Multi-linea",
                rightString = "Singolo",
                isActive = true,
                toolTip = "Tipo di grafico"
            };
            currDS = null;
            await Task.Delay(200);
            await setupData();
        }

        protected override async Task OnParametersSetAsync()
        {
            await ReloadData();
            await Task.Delay(1);
        }

        protected async Task ReloadData()
        {
            await Task.Delay(1);
        }

        protected async Task setPeriodo(DtUtils.Periodo newPeriodo)
        {
            await Task.Delay(1);
            periodo = newPeriodo;
        }

        protected void SetTipo(SelectGlobalToggle selFilt)
        {
            if (selFilt != null)
            {
                showMulti = !selFilt.isActive;
            }
        }

        protected double[] SimData()
        {
            List<double> answ = new List<double>();
            double currColor = 0;
            for (int i = 0; i < 10; i++)
            {
                currColor = (double)(rnd.Next(10, 100)) / 10;
                answ.Add(currColor);
                if (currColor > 7)
                {
                    colors.Add(new DoughnutStyling("#28FF69", "#00AA00"));
                }
                else if (currColor > 3)
                {
                    colors.Add(new DoughnutStyling("orange", "#99AA00"));
                }
                else
                {
                    colors.Add(new DoughnutStyling("red", "#FF6969"));
                }
            }
            return answ.ToArray();
        }

        #endregion Protected Methods

        #region Private Fields

        private bool showMulti = false;

        #endregion Private Fields

        #region Private Properties

        private Toggler.SelectGlobalToggle CurrFilt { get; set; } = new Toggler.SelectGlobalToggle();

        #endregion Private Properties

        #region Private Methods

        private async Task setupData()
        {
            currDS = null;
            List<chartJsData.chartJsDataSetXY> currDemo = new List<chartJsData.chartJsDataSetXY>();
            ChLabels = new List<string>();
            int numMesi = 6;
            for (int iMese = 1; iMese <= numMesi; iMese++)
            {
                ChLabels.Add($"{iMese:00}");
            }
            for (int iSerie = 0; iSerie < 4; iSerie++)
            {
                // simulo 12 mesi...
                List<chartJsXY> simData = new List<chartJsXY>();
                for (int iMese = 1; iMese <= numMesi; iMese++)
                {
                    simData.Add(new chartJsXY() { x = iMese, y = iMese + rnd.Next(-4, 4) });
                }
                int rCol = rnd.Next(0, 155);
                int gCol = rnd.Next(0, 155);
                int bCol = rnd.Next(0, 100);

                chartJsData.chartJsDataSetXY singleData = new chartJsData.chartJsDataSetXY()
                {
                    label = $"Data_{iSerie:00}",
                    data = simData,
                    borderColor = $"#{10 + rCol:X2}{30 + gCol:X2}{100 + bCol:X2}",
                    backgroundColor = $"rgba({60 + rCol},{80 + gCol},{155 + bCol},0.3)",
                    lineTension = 0,
                    stepped = iSerie % 5 == 0,
                    fill = iSerie % 3 == 0 ? "start" : "false"
                };
                // aggiungo
                currDemo.Add(singleData);
            }
            currDS = currDemo;
            await Task.Delay(10);
        }

        #endregion Private Methods
    }
}