using PaymentLogs.Domain;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace PaymentLogs.Forms
{
    public partial class StudentsForm : Form
    {
        private Course _course;
        public StudentsForm(string courseName)
        {
            InitializeComponent();
            _course = Program.CourseRepository.ByName(courseName);
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            dataGridView1.Columns.Add("id", "Номер");
            dataGridView1.Columns.Add("fcs", "ФИО");
            dataGridView1.Columns.Add("dateOfBirth", "Дата рождения");
            dataGridView1.Columns.Add("address", "Адрес проживания");
            dataGridView1.Columns.Add("course", "Дисциплина");
            dataGridView1.Columns.Add("paid", "Оплачено");

            foreach(Student student in Program.StudentRepository.All())
            {
                if (student.CourseId != _course.Id) continue;
                //yyyy-MM-dd
                dataGridView1.Rows.Add(student.Id.ToString(), student.FCs.ToString(), String.Format("{0:dd-MM-yyyy}", student.dateOfBirth), 
                    student.Address.ToString(), Program.CourseRepository.Get(student.CourseId).Name.ToString(), student.Paid.ToString());
            }

        }

        private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
        {

        }

        private void toolStripButton2_Click(object sender, EventArgs e)
        {
            foreach (DataGridViewRow row in dataGridView1.Rows)
            {
                try
                {
                    if (row.Cells.Count > 1 && row.Cells["id"].Value != null) 
                    {
                        Student student = new Student
                        {
                            Id = Convert.ToInt32(row.Cells["id"].Value),
                            FCs = row.Cells["fcs"].Value.ToString(),
                            dateOfBirth = DateTime.ParseExact(row.Cells["dateOfBirth"].Value.ToString(), "dd-MM-yyyy", null),
                            Address = row.Cells["address"].Value.ToString(),
                            CourseId = Program.CourseRepository.ByName(row.Cells["course"].Value.ToString()).Id,
                            Paid = Convert.ToInt32(row.Cells["paid"].Value.ToString())
                        };
                        Program.StudentRepository.Update(student.Id, student);
                    }

                }
                catch (NullReferenceException ignored) { }
                catch (Exception ignored) { }
            }
            Program.StudentRepository.Save();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            string FCsText = textBox1.Text;
            List<List<string>> filtredList = new List<List<string>>();
            foreach (DataGridViewRow row in dataGridView1.Rows)
            {
                try
                {
                    if (row.Cells["fcs"].Value == null)
                    {
                        continue;
                    }
                    string FCs = row.Cells["fcs"].Value.ToString();
                    string course = row.Cells["course"].Value.ToString();
                    if (((FCs.Equals(FCsText))))
                    {
                        List<string> list = new List<string>
                        { row.Cells["id"].Value.ToString(), row.Cells["fcs"].Value.ToString(),
                            row.Cells["dateOfBirth"].Value.ToString(), row.Cells["address"].Value.ToString(),
                            row.Cells["course"].Value.ToString(), row.Cells["paid"].Value.ToString() };

                        filtredList.Add(list);
                    }
                }
                catch (Exception ignored)
                {

                }
            }
            dataGridView1.Rows.Clear();
            foreach (List<String> args in filtredList)
            {
                dataGridView1.Rows.Add(args[0], args[1], args[2], args[3], args[4], args[5]);
            }
        }

        private void toolStripButton1_Click(object sender, EventArgs e)
        {
            this.Hide();
            (new StudentsForm(_course.Name)).Show();
        }

        private void toolStripButton3_Click(object sender, EventArgs e)
        {
            this.Hide();
            (new MainForm()).Show();
        }
    }
}