using Microsoft.AspNetCore.Mvc.RazorPages;

public class IndexModel : PageModel
{
    public double D { get; private set; }
    public double dd { get; private set; }
    public double H { get; private set; }
    public double x { get; private set; }
    public double y { get; private set; }
    public double z { get; private set; }
    public double Q { get; private set; }
    public double onTO { get; private set; }

    public double h1 { get; private set; }
    public double h2 { get; private set; }

    public void OnPost(double D, double dd, double H, double x, double y, double z, double Q, double onTO)
    {
        h1 = H * x + (y * z) + onTO;
        h2 = H * x + (y * z) + Q + onTO;

        #region Расчет размеров поковки

        // H заготовки = (Н1+б)+-∆/2
        // Размер
        double H_Billet = h1 + SearchLimit(D, h1).Item1;
        // Допуск на размер +-
        int limit1 = SearchLimit(D, h1).Item2;

        // H заготовки с пробой = (Н2+б)+-∆/2
        double H_BilletWithBlank = h2 + SearchLimit(D, h2).Item1;
        // Допуск на размер +-
        int limit2 = SearchLimit(D, h2).Item2;

        // D дет = D+напуск на ТО
        double D_Detail = D + onTO;

        // D заг = (D+б)+-∆/2+напуск на ТО
        double D_Billet = D_Detail + SearchLimit(D, h1).Item1 + onTO;
        int limit3 = SearchLimit(D, h1).Item2;

        // D заг с пробой= (D+б)+-∆/2+напуск на ТО
        double D_BilletWithBlank = D_Detail + SearchLimit(D, h2).Item1 + onTO;
        int limit4 = SearchLimit(D, h2).Item2;

        // d дет=d-напуск на ТО
        double d_Detail = dd + onTO;

        // d заг =(dдет-б)+-3б
        double d_Billet = d_Detail - SearchLimit(D, h1).Item1;
        int limit5 = SearchLimit(D, h1).Item2 * 3;

        //d заг с пробой =(dдет-б)+-3б
        double d_BilletWithBlank = d_Detail - SearchLimit(D, h2).Item1;
        int limit6 = SearchLimit(D, h2).Item2 * 3;

        #endregion

        #region Расчет массы поковки без пробы

        // Диск номинал
        double D_calc =  


        #endregion

        #region Расчет массы поковки c пробой

        #endregion

    }

    private (int, int) SearchLimit(double D, double H)
    {
        // Диапазоны высоты H 
        double[] heightRanges = new double[]
        {
        100, 150, 200, 250, 315, 400, 500, 630, 800, 1000, 1250, 1400, 1600, 1800, 2000, 2250, 2500
        };

        // Диапазоны диаметра D
        double[] diameterRanges = new double[]
        {
        499, 500, 630, 800, 1000, 1250, 1400, 1600, 1800, 2000, 2250, 2500, 2800, 3150, 3500, 4000, 4500, 5000
        };


        (int, int)[,] limits = new (int, int)[,]
           {
        // Св. 100 до 150 включ.
        { (24,9), (25,9), (27,10), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1) },

        // Св. 150 до 200
        { (24,9), (25,9), (27,10), (29,11), (31,11), (35,13), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1) },

        // Св. 200 до 250
        { (25,9), (26,9), (28,10), (30,11), (32,12), (36,13), (38,14), (40,15), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1) },

        // Св. 250 до 315
        { (27,10), (28,10), (30,11), (32,12), (34,13), (38,14), (41,15), (44,16), (47,18), (51,19), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1) },

        // Св. 315 до 400
        { (28,10), (29,11), (31,11), (33,12), (35,13), (40,15), (42,16), (46,17), (49,19), (53,20), (57,21), (61,23), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1) },

        // Св. 400 до 500
        { (29,11), (30,11), (31,11), (34,13), (36,13), (41,15), (44,16), (48,18), (51,19), (55,21), (59,22), (63,24), (67,25), (71,27), (-1,-1), (-1,-1), (-1,-1) },

        // Св. 500 до 630
        { (30,11), (31,11), (33,12), (35,13), (37,14), (43,16), (46,17), (50,19), (53,20), (57,21), (61,23), (65,25), (69,26), (75,28), (80,30), (95,37), (-1,-1) },

        // Св. 630 до 800
        { (-1,-1), (33,12), (36,13), (38,14), (41,15), (46,17), (50,19), (54,20), (57,21), (61,23), (65,25), (71,27), (77,29), (83,31), (89,34), (98,39), (105,43) },

        // Св. 800 до 1000
        { (-1,-1), (-1,-1), (37,14), (40,15), (43,16), (48,18), (52,20), (56,21), (59,22), (63,24), (68,26), (74,28), (80,30), (86,33), (92,36), (101,41), (108,46) },

        // Св. 1000 до 1250
        { (-1,-1), (-1,-1), (-1,-1), (44,16), (46,17), (52,20), (56,21), (60,23), (64,24), (68,26), (74,28), (81,30), (86,33), (92,36), (98,39), (105,43), (112,48) },

        // Св. 1250 до 1400
        { (-1,-1), (-1,-1), (-1,-1), (-1,-1), (47,18), (54,20), (58,22), (62,23), (67,25), (72,27), (78,29), (83,31), (89,34), (95,37), (101,41), (108,45), (115,50) },

        // Св. 1400 до 1600
        { (-1,-1), (-1,-1), (-1,-1), (-1,-1), (48,18), (56,21), (60,23), (65,24), (69,26), (75,28), (81,30), (87,34), (93,36), (99,39), (104,42), (110,47), (119,51) },

        // Св. 1600 до 1800
        { (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (58,22), (63,23), (67,25), (73,27), (79,29), (85,33), (91,35), (97,38), (102,41), (106,43), (113,48), (120,52) },

        // Св. 1800 до 2000
        { (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (64,23), (68,25), (75,28), (81,30), (87,34), (92,36), (98,38), (103,41), (107,43), (115,50), (121,52) },

        // Св. 2000 до 2250
        { (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (69,26), (76,28), (82,30), (88,34), (94,37), (100,40), (104,42), (110,47), (116,50), (122,52) },

        // Св. 2250 до 2500
        { (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (-1,-1), (82,30), (85,32), (91,35), (97,38), (100,41), (108,43), (114,49), (119,51), (125,53) }
           };

        int FindIndex(double val, double[] ranges)
        {
            for (int i = 0; i < ranges.Length; i++)
            {
                if (val <= ranges[i])
                    return i - 1;
            }
            return -1;
        }

        int hIndex = FindIndex(H, heightRanges);
        int dIndex = FindIndex(D, diameterRanges);
        if (D < 499)
            dIndex = 0;

        if (hIndex == -1 || dIndex == -1)
            return (-1, -1);

        return limits[hIndex, dIndex];
    }
}