UITheme.cs

using System;
using System.Drawing;
using System.Windows.Forms;

namespace AutisAnalytics.NavisworksAtributos
{
    /// <summary>
    /// Adaptação WinForms do Autis 4D Design System v2.
    /// Light-first, cobalt com parcimônia, cool slate, bordas de 1 px e
    /// tipografia IBM Plex com fallback seguro para instalações offline.
    /// </summary>
    public static class UITheme
    {
        // ═══════════════════════════════════════════════════════════════════════════
        // PALETA DE CORES — Semântica clara
        // ═══════════════════════════════════════════════════════════════════════════

        public static class Color
        {
            // Fundos
            public static readonly System.Drawing.Color Background = System.Drawing.Color.FromArgb(244, 246, 249);          // slate-50
            public static readonly System.Drawing.Color BackgroundSecondary = System.Drawing.Color.FromArgb(236, 239, 244); // slate-100
            public static readonly System.Drawing.Color Surface = System.Drawing.Color.White;
            public static readonly System.Drawing.Color SurfaceHover = System.Drawing.Color.FromArgb(244, 246, 249);
            public static readonly System.Drawing.Color SurfaceInverse = System.Drawing.Color.FromArgb(22, 28, 36);

            // Brand / ação — cobalt do Autis 4D
            public static readonly System.Drawing.Color Brand = System.Drawing.Color.FromArgb(49, 88, 255);          // cobalt-500
            public static readonly System.Drawing.Color Primary = System.Drawing.Color.FromArgb(31, 67, 235);        // cobalt-600
            public static readonly System.Drawing.Color PrimaryHover = System.Drawing.Color.FromArgb(24, 51, 194);   // cobalt-700
            public static readonly System.Drawing.Color PrimaryActive = System.Drawing.Color.FromArgb(26, 47, 155);  // cobalt-800
            public static readonly System.Drawing.Color PrimaryLight = System.Drawing.Color.FromArgb(94, 128, 255);  // cobalt-400
            public static readonly System.Drawing.Color PrimaryVeryLight = System.Drawing.Color.FromArgb(238, 243, 255); // cobalt-50
            public static readonly System.Drawing.Color Secondary = System.Drawing.Color.FromArgb(125, 28, 203);     // violet-600

            // Status AWP
            public static readonly System.Drawing.Color Success = System.Drawing.Color.FromArgb(15, 138, 76);        // green-600
            public static readonly System.Drawing.Color SuccessHover = System.Drawing.Color.FromArgb(11, 110, 61);   // green-700
            public static readonly System.Drawing.Color SuccessLight = System.Drawing.Color.FromArgb(233, 248, 239); // green-50

            public static readonly System.Drawing.Color Warning = System.Drawing.Color.FromArgb(196, 115, 10);       // amber-600
            public static readonly System.Drawing.Color WarningLight = System.Drawing.Color.FromArgb(254, 246, 231); // amber-50

            public static readonly System.Drawing.Color Error = System.Drawing.Color.FromArgb(193, 38, 38);          // red-600
            public static readonly System.Drawing.Color ErrorHover = System.Drawing.Color.FromArgb(156, 28, 28);     // red-700
            public static readonly System.Drawing.Color ErrorLight = System.Drawing.Color.FromArgb(253, 236, 236);   // red-50

            public static readonly System.Drawing.Color TextPrimary = System.Drawing.Color.FromArgb(22, 28, 36);     // slate-900
            public static readonly System.Drawing.Color TextSecondary = System.Drawing.Color.FromArgb(77, 86, 102);  // slate-600
            public static readonly System.Drawing.Color TextTertiary = System.Drawing.Color.FromArgb(107, 117, 135); // slate-500
            public static readonly System.Drawing.Color TextDisabled = System.Drawing.Color.FromArgb(154, 164, 180); // slate-400

            public static readonly System.Drawing.Color BorderLight = System.Drawing.Color.FromArgb(221, 226, 234);  // slate-200
            public static readonly System.Drawing.Color BorderMedium = System.Drawing.Color.FromArgb(197, 205, 217); // slate-300
            public static readonly System.Drawing.Color BorderDark = System.Drawing.Color.FromArgb(154, 164, 180);   // slate-400

            // Especiais
            public static readonly System.Drawing.Color Divider = BorderLight;
            public static readonly System.Drawing.Color InfoBg = PrimaryVeryLight;
            public static readonly System.Drawing.Color InfoText = System.Drawing.Color.FromArgb(24, 51, 194);
        }

        // ═══════════════════════════════════════════════════════════════════════════
        // TIPOGRAFIA — Hierarquia clara
        // ═══════════════════════════════════════════════════════════════════════════

        public static class Typography
        {
            private const string FontFamily = "IBM Plex Sans";
            private const string DataFontFamily = "IBM Plex Mono";

            // Display — Títulos grandes (relativamente raro)
            public static readonly Font Display = CreateFont(FontFamily, 21f, FontStyle.Bold);

            // Heading 1 — Títulos principais
            public static readonly Font H1 = CreateFont(FontFamily, 16.5f, FontStyle.Bold);

            // Heading 2 — Subtítulos
            public static readonly Font H2 = CreateFont(FontFamily, 13.5f, FontStyle.Bold);

            // Heading 3 — Section headers
            public static readonly Font H3 = CreateFont(FontFamily, 11.5f, FontStyle.Bold);

            // Body Large — Texto corpo principal
            public static readonly Font BodyLarge = CreateFont(FontFamily, 11f, FontStyle.Regular);

            // Body Regular — Padrão
            public static readonly Font Body = CreateFont(FontFamily, 10f, FontStyle.Regular);

            // Body Small — Informação secundária
            public static readonly Font BodySmall = CreateFont(FontFamily, 9f, FontStyle.Regular);

            // Label — Rótulos de campo
            public static readonly Font Label = CreateFont(FontFamily, 9.5f, FontStyle.Bold);

            // Monospace — Para código/IDs
            public static readonly Font Monospace = CreateFont(DataFontFamily, 9.5f, FontStyle.Regular, "Consolas");
            public static readonly Font MonospaceBold = CreateFont(DataFontFamily, 10f, FontStyle.Bold, "Consolas");

            private static Font CreateFont(string family, float size, FontStyle style, string fallback = "Segoe UI")
            {
                var font = new Font(family, size, style, GraphicsUnit.Point);
                if (string.Equals(font.Name, family, StringComparison.OrdinalIgnoreCase)) return font;
                font.Dispose();
                return new Font(fallback, size, style, GraphicsUnit.Point);
            }
        }

        // ═══════════════════════════════════════════════════════════════════════════
        // ESPAÇAMENTO — Grid 8px (design system padrão)
        // ═══════════════════════════════════════════════════════════════════════════

        public static class Spacing
        {
            public const int XS = 4;       // 4px
            public const int SM = 8;       // 8px
            public const int MD = 12;      // 12px
            public const int LG = 16;      // 16px
            public const int XL = 24;      // 24px
            public const int XXL = 32;     // 32px
        }

        // ═══════════════════════════════════════════════════════════════════════════
        // SOMBRAS — Elevation (depth)
        // ═══════════════════════════════════════════════════════════════════════════

        public static class Elevation
        {
            public const int None = 0;
            public const int Level1 = 1;   // Subtle shadow
            public const int Level2 = 2;   // Hover state
            public const int Level3 = 4;   // Modal/Dialog
        }

        // ═══════════════════════════════════════════════════════════════════════════
        // COMPONENTES REUTILIZÁVEIS
        // ═══════════════════════════════════════════════════════════════════════════

        /// <summary>
        /// Cria um botão PRIMÁRIO com estilo moderno
        /// Uso: Ações principais (Salvar, Ativar, Enviar)
        /// </summary>
        public static Button CreatePrimaryButton(string text)
        {
            var btn = new Button
            {
                Text = text,
                Font = Typography.Label,
                ForeColor = System.Drawing.Color.White,
                BackColor = Color.Primary,
                FlatStyle = FlatStyle.Flat,
                Height = 34,
                AutoSize = false,
                Cursor = Cursors.Hand,
                TextAlign = ContentAlignment.MiddleCenter
            };
            btn.FlatAppearance.BorderSize = 0;
            btn.MouseEnter += (s, e) => btn.BackColor = Color.PrimaryHover;
            btn.MouseLeave += (s, e) => btn.BackColor = Color.Primary;
            return btn;
        }

        /// <summary>
        /// Cria um botão SECUNDÁRIO com estilo moderno
        /// Uso: Ações secundárias (Cancelar, Limpar, Fechar)
        /// </summary>
        public static Button CreateSecondaryButton(string text)
        {
            var btn = new Button
            {
                Text = text,
                Font = Typography.Label,
                ForeColor = Color.TextPrimary,
                BackColor = Color.Surface,
                FlatStyle = FlatStyle.Flat,
                Height = 34,
                AutoSize = false,
                Cursor = Cursors.Hand,
                TextAlign = ContentAlignment.MiddleCenter
            };
            btn.FlatAppearance.BorderSize = 1;
            btn.FlatAppearance.BorderColor = Color.BorderMedium;
            btn.MouseEnter += (s, e) =>
            {
                btn.BackColor = Color.SurfaceHover;
                btn.FlatAppearance.BorderColor = Color.Primary;
            };
            btn.MouseLeave += (s, e) =>
            {
                btn.BackColor = Color.Surface;
                btn.FlatAppearance.BorderColor = Color.BorderMedium;
            };
            return btn;
        }

        /// <summary>
        /// Cria um botão SUCESSO com estilo moderno
        /// Uso: Ações de confirmação (Gravar, Ativar, Confirmar)
        /// </summary>
        public static Button CreateSuccessButton(string text)
        {
            var btn = new Button
            {
                Text = text,
                Font = Typography.Label,
                ForeColor = System.Drawing.Color.White,
                BackColor = Color.Success,
                FlatStyle = FlatStyle.Flat,
                Height = 34,
                AutoSize = false,
                Cursor = Cursors.Hand,
                TextAlign = ContentAlignment.MiddleCenter
            };
            btn.FlatAppearance.BorderSize = 0;
            btn.MouseEnter += (s, e) => btn.BackColor = Color.SuccessHover;
            btn.MouseLeave += (s, e) => btn.BackColor = Color.Success;
            return btn;
        }

        /// <summary>
        /// Aplica a identidade do produto à janela nativa.
        /// </summary>
        public static void ApplyForm(Form form, string screenTitle)
        {
            if (form == null) return;
            form.Text = string.IsNullOrWhiteSpace(screenTitle)
                ? "Autis 4D"
                : "Autis 4D — " + screenTitle;
            form.Icon = AutisBrand.ApplicationIcon;
            form.BackColor = Color.Background;
            form.Font = Typography.Body;
        }

        /// <summary>
        /// Cria o cabeçalho oficial com marca, título, subtítulo e divisor.
        /// </summary>
        public static Panel CreateHeader(string title, string subtitle = "")
        {
            return new AutisHeaderPanel(title, subtitle);
        }

        /// <summary>
        /// Cria um painel de FOOTER com info e botões
        /// </summary>
        public static Panel CreateFooter()
        {
            var panel = new Panel
            {
                BackColor = Color.Surface,
                Height = 52,
                Dock = DockStyle.Bottom
            };

            panel.Paint += (s, e) =>
            {
                e.Graphics.DrawLine(
                    new Pen(Color.BorderLight),
                    new Point(0, 0),
                    new Point(panel.Width, 0)
                );
            };

            return panel;
        }

        /// <summary>
        /// Cria um painel "CARD" com borda sutil
        /// </summary>
        public static Panel CreateCard()
        {
            var panel = new Panel
            {
                BackColor = Color.Surface
            };

            panel.Paint += (s, e) =>
            {
                using (var pen = new Pen(Color.BorderLight, 1))
                {
                    e.Graphics.DrawRectangle(pen, 0, 0, panel.Width - 1, panel.Height - 1);
                }
            };

            return panel;
        }

        /// <summary>
        /// Cria um label informativo com ícone e cor
        /// </summary>
        public static Label CreateInfoLabel(string text)
        {
            return new Label
            {
                Text = text,
                Font = Typography.BodySmall,
                ForeColor = Color.InfoText,
                AutoSize = true,
                BackColor = System.Drawing.Color.Transparent
            };
        }

        /// <summary>
        /// Cria um label de erro com ícone
        /// </summary>
        public static Label CreateErrorLabel(string text)
        {
            return new Label
            {
                Text = "⚠ " + text,
                Font = Typography.BodySmall,
                ForeColor = Color.Error,
                AutoSize = true,
                BackColor = System.Drawing.Color.Transparent
            };
        }

        /// <summary>
        /// Cria um label de sucesso
        /// </summary>
        public static Label CreateSuccessLabel(string text)
        {
            return new Label
            {
                Text = "✓ " + text,
                Font = Typography.BodySmall,
                ForeColor = Color.Success,
                AutoSize = true,
                BackColor = System.Drawing.Color.Transparent
            };
        }

        /// <summary>
        /// Cria um separador visual (linha)
        /// </summary>
        public static Panel CreateDivider()
        {
            var divider = new Panel
            {
                Height = 1,
                BackColor = Color.Divider,
                Dock = DockStyle.Top
            };
            return divider;
        }

        /// <summary>
        /// Estilizar um TextBox com design moderno
        /// </summary>
        public static void StyleTextBox(TextBox textBox)
        {
            textBox.Font = Typography.Body;
            textBox.BorderStyle = BorderStyle.FixedSingle;
            textBox.ForeColor = Color.TextPrimary;
            textBox.BackColor = Color.Surface;
            textBox.Height = 32;
        }

        /// <summary>
        /// Estilizar um DataGridView com design moderno
        /// </summary>
        public static void StyleDataGridView(DataGridView grid)
        {
            grid.Font = Typography.Body;
            grid.BackgroundColor = Color.Background;
            grid.GridColor = Color.BorderLight;
            grid.ColumnHeadersDefaultCellStyle.BackColor = Color.BackgroundSecondary;
            grid.ColumnHeadersDefaultCellStyle.ForeColor = Color.TextPrimary;
            grid.ColumnHeadersDefaultCellStyle.Font = Typography.Label;
            grid.ColumnHeadersDefaultCellStyle.SelectionBackColor = Color.BackgroundSecondary;
            grid.ColumnHeadersDefaultCellStyle.SelectionForeColor = Color.TextPrimary;
            grid.DefaultCellStyle.BackColor = Color.Surface;
            grid.DefaultCellStyle.ForeColor = Color.TextPrimary;
            grid.DefaultCellStyle.SelectionBackColor = Color.Primary;
            grid.DefaultCellStyle.SelectionForeColor = System.Drawing.Color.White;
            grid.AlternatingRowsDefaultCellStyle.BackColor = Color.SurfaceHover;
            grid.AllowUserToAddRows = false;
            grid.AllowUserToDeleteRows = false;
        }

        /// <summary>
        /// Estilizar um ListView com design moderno
        /// </summary>
        public static void StyleListView(ListView listView)
        {
            listView.Font = Typography.Body;
            listView.BackColor = Color.Surface;
            listView.ForeColor = Color.TextPrimary;
            listView.View = View.Details;
            listView.FullRowSelect = true;
            listView.GridLines = false;
            listView.BorderStyle = BorderStyle.FixedSingle;
        }
    }
}