#include "pch.h"
#include "node_panel_quick.h"
#include "node_stroke_preview.h"
#include "node_image.h"
#include "app.h"

Node* NodePanelQuick::clone_instantiate() const
{
    return new this_class;
}

void NodePanelQuick::clone_finalize(Node* dest) const
{
    parent::clone_finalize(dest);
    auto n = static_cast<this_class*>(dest);
    n->init_controls();
}

void NodePanelQuick::init()
{
    parent::init();
    init_template("tpl-panel-quick");
    init_controls();
}

void NodePanelQuick::set_color(glm::vec3 color)
{
    static_cast<NodeBorder*>(m_button_color_current->m_children[0].get())->m_color = glm::vec4(color, 1.f);
}

void NodePanelQuick::init_controls()
{
    m_picker = std::make_shared<NodeColorPicker>();
    m_picker->m_manager = m_manager;
    m_picker->init();
    m_picker->create();
    m_picker->loaded();
    m_picker->m_mouse_ignore = false;
    m_picker->m_flood_events = true;
    m_picker->m_capture_children = false;

    m_slider_size = find<NodeSliderV>("quick-size");
    m_slider_size->on_value_changed = [this](Node* target, float value) {
        auto m = static_cast<CanvasModePen*>(Canvas::I->modes[(int)kCanvasMode::Draw][0]);
        m->m_cur_pos = (m_slider_flow->m_pos + glm::vec2(100.f, m_slider_flow->m_size.y / 2.f)) * App::I.zoom;
        m_button_brush_current_preview->draw_stroke();
        if (on_size_change)
            on_size_change(target, value);
    };
    m_slider_flow = find<NodeSliderV>("quick-flow");
    m_slider_flow->on_value_changed = [this](Node* target, float value) {
        auto m = static_cast<CanvasModePen*>(Canvas::I->modes[(int)kCanvasMode::Draw][0]);
        m->m_cur_pos = (m_slider_flow->m_pos + glm::vec2(100.f, m_slider_flow->m_size.y / 2.f)) * App::I.zoom;
        m_button_brush_current_preview->draw_stroke();
        if (on_flow_change)
            on_flow_change(target, value);
    };

    m_button_color1 = find<NodeButtonCustom>("quick-color1");
    m_button_color2 = find<NodeButtonCustom>("quick-color2");
    m_button_color3 = find<NodeButtonCustom>("quick-color3");
    m_button_color_current = m_button_color1;
    m_button_color_current->set_active(true);
    m_button_color1->on_click = std::bind(&this_class::handle_button_color_click, this, std::placeholders::_1);
    m_button_color2->on_click = std::bind(&this_class::handle_button_color_click, this, std::placeholders::_1);
    m_button_color3->on_click = std::bind(&this_class::handle_button_color_click, this, std::placeholders::_1);
    m_button_color1->color_active = { 0, 0, 0, 0.5f };
    m_button_color2->color_active = { 0, 0, 0, 0.5f };
    m_button_color3->color_active = { 0, 0, 0, 0.5f };
    m_button_color1->set_color({ 0, 0, 0, 0 });
    m_button_color2->set_color({ 0, 0, 0, 0 });
    m_button_color3->set_color({ 0, 0, 0, 0 });

    m_button_brush1 = init_button_brush("quick-brush1");
    m_button_brush2 = init_button_brush("quick-brush2");
    m_button_brush3 = init_button_brush("quick-brush3");
    m_button_brush_current = m_button_brush1;
    m_button_brush_current->set_active(true);
    m_button_brush_current_preview = static_cast<NodeStrokePreview*>(m_button_brush_current->m_children[0].get());
}

NodeButtonCustom* NodePanelQuick::init_button_brush(const std::string& name)
{
    auto button = find<NodeButtonCustom>(name.c_str());
    button->on_click = std::bind(&this_class::handle_button_brush_click, this, std::placeholders::_1);
    auto pr = static_cast<NodeStrokePreview*>(button->m_children[0].get());
    pr->m_brush = std::make_shared<Brush>();
    pr->m_max_size = 20;
    pr->m_pad_override = 0;
    pr->m_draw_first = true;
    pr->m_brush->load_tip("data/brushes/Round-Hard.png", "data/brushes/thumbs/Round-Hard.png");
    pr->draw_stroke();
    return button;
}

void NodePanelQuick::handle_button_brush_click(Node* button)
{
    // the first time select the box
    if (m_button_brush_current != button)
    {
        auto b = static_cast<NodeButtonCustom*>(button);
        b->set_active(true);
        m_button_brush_current->set_active(false);
        m_button_brush_current = b;
        m_button_brush_current_preview = static_cast<NodeStrokePreview*>(button->m_children[0].get());
        if (on_brush_change)
            on_brush_change(this, m_button_brush_current_preview->m_brush);
        return;
    }

    // if the box is already selected show the popup

    auto screen = root()->m_size;
    glm::vec2 pos = button->m_pos + glm::vec2(button->m_size.x, 0);
    root()->add_child(App::I.presets);
    auto tick = root()->add_child<NodeImage>();
    tick->SetPositioning(YGPositionTypeAbsolute);
    tick->SetSize(16, 32);
    tick->SetPosition(pos.x, pos.y + (button->m_size.y - 32) * 0.5f);
    tick->set_image("data/ui/popup-tick.png");
    float hh = App::I.presets->m_container->m_children.size() > 10 ? App::I.height / App::I.zoom * .75f : 400.f;
    App::I.presets->SetHeight(glm::max(hh, 400.f));
    root()->update();
    if ((pos.y + App::I.presets->m_size.y) > screen.y)
        pos.y = screen.y - App::I.presets->m_size.y;
    if (pos.y < 0)
        pos.y = 0;
    App::I.presets->SetPosition(pos.x + 16, pos.y);
    App::I.presets->SetPositioning(YGPositionTypeAbsolute);
    App::I.presets->m_mouse_ignore = false;
    App::I.presets->m_flood_events = true;
    App::I.presets->m_capture_children = false;
    App::I.presets->mouse_capture();
    root()->update();

    App::I.presets->on_popup_close = [this, tick](Node*) {
        tick->destroy();
    };

    App::I.presets->on_brush_changed = [this, button](Node* target, std::shared_ptr<Brush>& b) {
        auto pr = static_cast<NodeStrokePreview*>(button->m_children[0].get());
        *pr->m_brush = *b;
        pr->m_brush->load();
        pr->draw_stroke();
        if (on_brush_change)
            on_brush_change(button, pr->m_brush);
    };
}

void NodePanelQuick::handle_button_color_click(Node* target)
{
    // the first time select the box
    if (m_button_color_current != target)
    {
        auto button = static_cast<NodeButtonCustom*>(target);
        button->set_active(true);
        m_button_color_current->set_active(false);
        m_button_color_current = button;
        if (on_color_change)
            on_color_change(this, static_cast<NodeBorder*>(button->m_children[0].get())->m_color);
        return;
    }
    
    // if the box is already selected show the popup

    auto screen = root()->m_size;
    glm::vec2 pos = target->m_pos + glm::vec2(target->m_size.x, 0);
    root()->add_child(m_picker);
    auto tick = root()->add_child<NodeImage>();
    tick->SetPositioning(YGPositionTypeAbsolute);
    tick->SetSize(16, 32);
    tick->SetPosition(pos.x, pos.y + (target->m_size.y - 32) * 0.5f);
    tick->set_image("data/ui/popup-tick.png");
    //float hh = m_picker->m_container->m_children.size() > 10 ? App::I.height / App::I.zoom * .75f : 400.f;
    //m_picker->SetHeight(4);
    root()->update();
    pos.y -= 130;
    if ((pos.y + m_picker->m_size.y) > screen.y)
        pos.y = screen.y - m_picker->m_size.y;
    if (pos.y < 0)
        pos.y = 0;
    m_picker->SetPosition(pos.x + 16, pos.y);
    m_picker->mouse_capture();
    root()->update();

    auto c = static_cast<NodeBorder*>(target->m_children[0].get());
    m_picker->set_color(c->m_color);
    m_picker->on_popup_close = [this, tick](Node*) {
        tick->destroy();
    };
    m_picker->on_color_change = [this, c](Node*, glm::vec3 rgb) {
        c->m_color = glm::vec4(rgb, 1.f);
        if (on_color_change)
            on_color_change(this, rgb);
    };
}