using Duesk.Api;
using Duesk.Api.Models;

namespace Duesk.Forms;

public partial class ProfileEditForm : Form
{
    private Profile? _profile;
    private TextBox txtName;
    private ComboBox cboGroup;
    private TextBox txtNewGroup;
    private TabControl tabControl;
    private Panel panelSe;
    private Panel panelFe;
    private Button btnSave;
    private Button btnCancel;
    
    private List<RadioButton[]> _seRadioGroups = new List<RadioButton[]>();
    private List<RadioButton[]> _feRadioGroups = new List<RadioButton[]>();
    private List<Group> _groups = new List<Group>();
    
    public ProfileEditForm(Profile? profile)
    {
        _profile = profile;
        InitializeComponent();
        LoadGroups();
        if (profile != null) LoadProfileData();
    }
    
    private void InitializeComponent()
    {
        this.Text = _profile == null ? "Neues Profil" : "Profil bearbeiten";
        this.Size = new Size(950, 750);
        this.StartPosition = FormStartPosition.CenterParent;
        
        // Hauptpanel
        var mainPanel = new TableLayoutPanel
        {
            Dock = DockStyle.Fill,
            Padding = new Padding(10),
            RowCount = 3
        };
        
        // Info-Panel
        var infoPanel = new GroupBox { Text = "Profil-Informationen", Dock = DockStyle.Fill };
        var infoLayout = new TableLayoutPanel { ColumnCount = 2, Dock = DockStyle.Fill, Padding = new Padding(10) };
        
        infoLayout.Controls.Add(new Label { Text = "Name:", TextAlign = ContentAlignment.MiddleRight }, 0, 0);
        txtName = new TextBox { Dock = DockStyle.Fill };
        infoLayout.Controls.Add(txtName, 1, 0);
        
        infoLayout.Controls.Add(new Label { Text = "Gruppe:", TextAlign = ContentAlignment.MiddleRight }, 0, 1);
        cboGroup = new ComboBox { DropDownStyle = ComboBoxStyle.DropDownList, Dock = DockStyle.Fill };
        infoLayout.Controls.Add(cboGroup, 1, 1);
        
        infoLayout.Controls.Add(new Label { Text = "Neue Gruppe:", TextAlign = ContentAlignment.MiddleRight }, 0, 2);
        txtNewGroup = new TextBox { Dock = DockStyle.Fill };
        infoLayout.Controls.Add(txtNewGroup, 1, 2);
        
        infoPanel.Controls.Add(infoLayout);
        mainPanel.Controls.Add(infoPanel, 0, 0);
        
        // TabControl für SE und FE
        tabControl = new TabControl { Dock = DockStyle.Fill };
        
        // Selbsteinschätzung
        panelSe = CreateItemPanel("Selbsteinschätzung", _seRadioGroups);
        tabControl.TabPages.Add(panelSe);
        
        // Fremdeinschätzung
        panelFe = CreateItemPanel("Fremdeinschätzung", _feRadioGroups);
        tabControl.TabPages.Add(panelFe);
        
        mainPanel.Controls.Add(tabControl, 0, 1);
        
        // Button Panel
        var buttonPanel = new FlowLayoutPanel { Dock = DockStyle.Fill, FlowDirection = FlowDirection.RightToLeft, Padding = new Padding(0, 10, 0, 0) };
        btnSave = new Button { Text = "Speichern", Size = new Size(100, 30), BackColor = Color.FromArgb(76, 175, 80), ForeColor = Color.White, FlatStyle = FlatStyle.Flat };
        btnSave.Click += BtnSave_Click;
        btnCancel = new Button { Text = "Abbrechen", Size = new Size(100, 30) };
        btnCancel.Click += (s, e) => DialogResult = DialogResult.Cancel;
        
        buttonPanel.Controls.Add(btnCancel);
        buttonPanel.Controls.Add(btnSave);
        mainPanel.Controls.Add(buttonPanel, 0, 2);
        
        this.Controls.Add(mainPanel);
    }
    
    private Panel CreateItemPanel(string title, List<RadioButton[]> radioGroups)
    {
        var panel = new Panel { Text = title };
        var scrollPanel = new Panel { AutoScroll = true, Dock = DockStyle.Fill };
        
        int yPos = 10;
        for (int i = 1; i <= 36; i++)
        {
            var groupBox = new GroupBox
            {
                Text = $"{i}. {Norms.Items[i - 1]}",
                Location = new Point(10, yPos),
                Size = new Size(900, 60)
            };
            
            var radioButtons = new RadioButton[4];
            int xPos = 10;
            for (int val = 4; val >= 1; val--)
            {
                string label = val switch
                {
                    4 => "trifft voll zu (4)",
                    3 => "trifft zu (3)",
                    2 => "trifft teilweise zu (2)",
                    _ => "trifft nicht zu (1)"
                };
                
                var rb = new RadioButton
                {
                    Text = label,
                    Location = new Point(xPos, 20),
                    AutoSize = true,
                    Tag = val
                };
                if (val == 2) rb.Checked = true;
                groupBox.Controls.Add(rb);
                radioButtons[4 - val] = rb;
                xPos += rb.Width + 10;
            }
            
            scrollPanel.Controls.Add(groupBox);
            radioGroups.Add(radioButtons);
            yPos += 70;
        }
        
        panel.Controls.Add(scrollPanel);
        return panel;
    }
    
    private async void LoadGroups()
    {
        try
        {
            _groups = await ApiClient.GetGroupsAsync() ?? new List<Group>();
            cboGroup.Items.Clear();
            foreach (var group in _groups)
            {
                cboGroup.Items.Add(group.Name);
            }
            if (cboGroup.Items.Count > 0) cboGroup.SelectedIndex = 0;
        }
        catch { }
    }
    
    private void LoadProfileData()
    {
        if (_profile == null) return;
        
        txtName.Text = _profile.Name;
        
        // Gruppe auswählen
        if (!string.IsNullOrEmpty(_profile.GroupName))
        {
            int index = cboGroup.FindStringExact(_profile.GroupName);
            if (index >= 0) cboGroup.SelectedIndex = index;
        }
        
        // SE Werte laden
        for (int i = 1; i <= 36; i++)
        {
            int value = _profile.GetItem(i);
            var radios = _seRadioGroups[i - 1];
            foreach (var rb in radios)
            {
                if ((int)rb.Tag == value)
                {
                    rb.Checked = true;
                    break;
                }
            }
        }
        
        // FE Werte laden
        for (int i = 1; i <= 36; i++)
        {
            int value = _profile.GetFeItem(i);
            var radios = _feRadioGroups[i - 1];
            foreach (var rb in radios)
            {
                if ((int)rb.Tag == value)
                {
                    rb.Checked = true;
                    break;
                }
            }
        }
    }
    
    private async void BtnSave_Click(object? sender, EventArgs e)
    {
        string name = txtName.Text.Trim();
        if (string.IsNullOrEmpty(name))
        {
            MessageBox.Show("Bitte Name eingeben!", "Hinweis",
                MessageBoxButtons.OK, MessageBoxIcon.Warning);
            return;
        }
        
        var profile = _profile ?? new Profile();
        profile.Name = name;
        
        // Gruppe bestimmen
        string newGroup = txtNewGroup.Text.Trim();
        if (!string.IsNullOrEmpty(newGroup))
        {
            var success = await ApiClient.CreateGroupAsync(newGroup);
            if (success)
            {
                await LoadGroupsAsync();
                // Gruppe auswählen
                for (int i = 0; i < _groups.Count; i++)
                {
                    if (_groups[i].Name == newGroup)
                    {
                        profile.GroupId = _groups[i].GroupId.ToString();
                        profile.GroupName = newGroup;
                        break;
                    }
                }
            }
        }
        else if (cboGroup.SelectedItem != null)
        {
            string selectedGroup = cboGroup.SelectedItem.ToString()!;
            for (int i = 0; i < _groups.Count; i++)
            {
                if (_groups[i].Name == selectedGroup)
                {
                    profile.GroupId = _groups[i].GroupId.ToString();
                    profile.GroupName = selectedGroup;
                    break;
                }
            }
        }
        
        // SE Werte speichern
        for (int i = 1; i <= 36; i++)
        {
            int value = 2;
            foreach (var rb in _seRadioGroups[i - 1])
            {
                if (rb.Checked)
                {
                    value = (int)rb.Tag;
                    break;
                }
            }
            profile.SetItem(i, value);
        }
        
        // FE Werte speichern
        for (int i = 1; i <= 36; i++)
        {
            int value = 2;
            foreach (var rb in _feRadioGroups[i - 1])
            {
                if (rb.Checked)
                {
                    value = (int)rb.Tag;
                    break;
                }
            }
            profile.SetFeItem(i, value);
        }
        
        Cursor = Cursors.WaitCursor;
        btnSave.Enabled = false;
        
        bool success;
        if (_profile == null)
            success = await ApiClient.CreateProfileAsync(profile);
        else
            success = await ApiClient.UpdateProfileAsync(profile);
        
        Cursor = Cursors.Default;
        btnSave.Enabled = true;
        
        if (success)
        {
            DialogResult = DialogResult.OK;
            Close();
        }
        else
        {
            MessageBox.Show("Fehler beim Speichern des Profils!", "Fehler",
                MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
    }
    
    private async Task LoadGroupsAsync()
    {
        _groups = await ApiClient.GetGroupsAsync() ?? new List<Group>();
        cboGroup.Items.Clear();
        foreach (var group in _groups)
        {
            cboGroup.Items.Add(group.Name);
        }
        if (cboGroup.Items.Count > 0) cboGroup.SelectedIndex = 0;
    }
}