140 lines
5.1 KiB
C#
140 lines
5.1 KiB
C#
using BlogBusinessLogic;
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using BlogContracts.BindingModels;
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using BlogContracts.BusinessLogicContracts;
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using BlogContracts.SearchModels;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace Blog
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{
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public partial class FormCreateMessage : Form
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{
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private readonly IMessageLogic _messageLogic;
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private readonly ICategoryLogic _categoryLogic;
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private readonly ITopicLogic _topicLogic;
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private readonly IUserLogic _userLogic;
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private int? _id;
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public int Id { set { _id = value; } }
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public FormCreateMessage(ICategoryLogic categoryLogic, ITopicLogic topicLogic, IUserLogic userLogic, IMessageLogic messageLogic)
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{
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InitializeComponent();
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_categoryLogic = categoryLogic;
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_topicLogic = topicLogic;
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_userLogic = userLogic;
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_messageLogic = messageLogic;
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}
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private void buttonSave_Click(object sender, EventArgs e)
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{
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if (comboBoxCategory.SelectedValue == null)
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{
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MessageBox.Show("Выберите категорию", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
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return;
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}
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if (comboBoxTopic.SelectedValue == null)
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{
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MessageBox.Show("Выберите тему", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
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return;
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}
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if (comboBoxUser.SelectedValue == null)
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{
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MessageBox.Show("Выберите пользователя", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
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return;
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}
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if (string.IsNullOrEmpty(textBoxMessage.Text))
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{
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MessageBox.Show("Напишите сообщение", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
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return;
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}
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try
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{
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var model = new MessageBindingModel
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{
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Id = _id ?? 0,
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Date = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc),
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Text = textBoxMessage.Text,
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TopicId = Convert.ToInt32(comboBoxTopic.SelectedValue),
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UserId = Convert.ToInt32(comboBoxUser.SelectedValue),
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};
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var operationResult = _id.HasValue ? _messageLogic.Update(model) : _messageLogic.Create(model);
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if (!operationResult)
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{
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throw new Exception("Ошибка при создании сообщения.");
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}
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MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
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DialogResult = DialogResult.OK;
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Close();
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
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}
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}
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private void buttonCancel_Click(object sender, EventArgs e)
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{
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}
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private void FormCreateMessage_Load(object sender, EventArgs e)
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{
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LoadData();
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}
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private void LoadData()
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{
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try
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{
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var user = _userLogic.ReadList(null);
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if (user != null)
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{
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comboBoxUser.DisplayMember = "Username";
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comboBoxUser.ValueMember = "Id";
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comboBoxUser.DataSource = user;
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comboBoxUser.SelectedItem = null;
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}
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var category = _categoryLogic.ReadList(null);
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if (category != null)
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{
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comboBoxCategory.DisplayMember = "Name";
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comboBoxCategory.ValueMember = "Id";
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comboBoxCategory.DataSource = category;
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comboBoxCategory.SelectedItem = null;
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
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}
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}
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private void comboBoxCategory_SelectedIndexChanged(object sender, EventArgs e)
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{
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try
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{
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var topics = _topicLogic.ReadList(new TopicSearchModel { CategoryId = Convert.ToInt32(comboBoxCategory.SelectedValue), });
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if (topics != null)
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{
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comboBoxTopic.DisplayMember = "Name";
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comboBoxTopic.ValueMember = "Id";
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comboBoxTopic.DataSource = topics;
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comboBoxTopic.SelectedItem = null;
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
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}
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}
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}
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}
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