theme_presets.hpp

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#pragma once
 
#include <pulp/view/theme.hpp>
#include <string>
#include <vector>
#include <optional>
 
namespace pulp::view {
 
// ── Theme Preset System ─────────────────────────────────────────────────────
// Ports 38 tweakcn-sourced presets (via Solar) with light/dark variants.
// Each preset defines ~15 semantic UI tokens; the derivation layer auto-generates
// ~35 additional audio-specific tokens (Knob, Slider, Meter, Waveform, etc.).

struct SemanticColors {
    Color background;
    Color foreground;
    Color card;
    Color primary;
    Color secondary;
    Color muted;
    Color accent;
    Color destructive;
    Color border;
    Color input;
    Color ring;
    Color chart1;
    Color chart2;
    Color chart3;
    Color chart4;
    Color chart5;
};

struct ThemePreset {
    std::string id;           // Machine-readable key (e.g., "catppuccin")
    std::string name;         // Display name (e.g., "Catppuccin")
    SemanticColors light;
    SemanticColors dark;

    Theme light_overrides;
    Theme dark_overrides;
};

const std::vector<ThemePreset>& all_presets();

const ThemePreset* find_preset(const std::string& id);

std::vector<std::string> preset_ids();
 
// ── Derivation Layer ────────────────────────────────────────────────────────
// Generates a full Pulp Theme from semantic colors using a documented mapping.

Theme derive_theme(const SemanticColors& colors);

Theme theme_from_preset(const ThemePreset& preset, bool dark);
 
} // namespace pulp::view