// Copyright © SixtyFPS GmbH <info@slint-ui.com>
// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-commercial

import { LineEditInner, TextEdit, AboutSlint } from "../common/common.slint";
import { StyleMetrics, ScrollView  } from "std-widgets-impl.slint";
export { StyleMetrics, ScrollView, TextEdit, AboutSlint, AboutSlint as AboutSixtyFPS }

// FIXME: the font-size should be removed but is required right now to compile the printer-demo
export Button := NativeButton {
    property<length> font-size;
    enabled: true;
}

export StandardButton := NativeButton {
    property<StandardButtonKind> kind <=> self.standard-button-kind;
    is-standard-button: true;
}
export CheckBox := NativeCheckBox { }
export SpinBox := NativeSpinBox {
    property<length> font-size;

    key-pressed(event) => {
        if (enabled && event.text == Keys.UpArrow && value < maximum) {
            value += 1;
        } else if (enabled && event.text == Keys.DownArrow && value > minimum) {
            value -= 1;
        }
        accept
    }
}
export Slider := NativeSlider { }
export GroupBox := NativeGroupBox {
    GridLayout {
        padding-left: root.native-padding-left;
        padding-right: root.native-padding-right;
        padding-top: root.native-padding-top;
        padding-bottom: root.native-padding-bottom;
        @children
    }
 }
export LineEdit := NativeLineEdit {
    property <length> font-size <=> inner.font-size;
    property <string> text <=> inner.text;
    property <string> placeholder-text <=> inner.placeholder-text;
    property input-type <=> inner.input-type;
    enabled: true;
    has-focus <=> inner.has-focus;
    forward-focus: inner;
    callback accepted <=> inner.accepted;
    callback edited <=> inner.edited;
    horizontal-stretch: 1;
    vertical-stretch: 0;

    HorizontalLayout {
        padding-left: root.native-padding-left;
        padding-right: root.native-padding-right;
        padding-top: root.native-padding-top;
        padding-bottom: root.native-padding-bottom;
        inner := LineEditInner {
            placeholder-color: enabled ? StyleMetrics.placeholder-color : StyleMetrics.placeholder-color-disabled;
            enabled <=> root.enabled;
        }
    }
}

export ListView := ScrollView {
    @children
}

export StandardListView := ListView {
    property<[StandardListViewItem]> model;
    property<int> current-item: min(fs.actual-current-item, model.length - 1);
    for item[i] in model : NativeStandardListViewItem {
        item: item;
        index: i;
        is-selected: current-item == i;
        TouchArea {
            clicked => { fs.actual-current-item = i; }
            has-hover <=> parent.has-hover;
        }
    }
    fs := FocusScope {
        property<int> actual-current-item: -1;
        key-pressed(event) => {
            if (event.text == Keys.UpArrow && current-item > 0) {
                actual-current-item -= 1;
                accept
            } else if (event.text == Keys.DownArrow && current-item + 1 < model.length) {
                actual-current-item += 1;
                accept
            } else {
                reject
            }
        }
    }
}


export ComboBox := NativeComboBox {
    property <[string]> model;
    property <int> current-index : -1;
    enabled: true;
    open-popup => { popup.show(); }
    callback selected(string);

    popup := PopupWindow {
        Rectangle { background: NativeStyleMetrics.window-background; }
        NativeComboBoxPopup {
            width: 100%;
            height: 100%;
        }
        y: root.height;
        width: root.width;
        VerticalLayout {
            spacing: 0px;
            for value[i] in root.model: NativeStandardListViewItem {
                item: { text: value };
                is-selected: current-index == i;
                TouchArea {
                    has-hover <=> parent.has-hover;
                    clicked => {
                        if (root.enabled) {
                            current-index = i;
                            current-value = value;
                            selected(current-value);
                        }
                        //is-open = false;
                    }
                }
            }
        }
    }
}

export TabWidgetImpl := NativeTabWidget {
    property <int> current-index;
}
export TabImpl := NativeTab {}
export TabBarImpl := HorizontalLayout {
    alignment: start;
}
export TabWidget := TabWidget {}

export VerticalBox := VerticalLayout {
    spacing: NativeStyleMetrics.layout-spacing;
    padding: NativeStyleMetrics.layout-spacing;
}
export HorizontalBox := HorizontalLayout {
    spacing: NativeStyleMetrics.layout-spacing;
    padding: NativeStyleMetrics.layout-spacing;
}
export GridBox := GridLayout {
    spacing: NativeStyleMetrics.layout-spacing;
    padding: NativeStyleMetrics.layout-spacing;
}