LibrePCB

import {
    IconButton,
    LineEdit,
    MenuItem,
    MenuPopup,
    ScrollView,
    Switch,
} from "../../widgets.slint";
import {
    ComponentSignalData,
    Data,
    EditorCommandSet as Cmd,
} from "../../api.slint";

component HorizontalLine inherits Rectangle {
    in property <bool> read-only: false;

    height: 1px;
    background: {
        if read-only {
            Data.theme.control-border-disabled
        } else {
            Data.theme.control-border-disabled
        }
    };
}

component VerticalLine inherits Rectangle {
    in property <bool> read-only: false;

    width: 1px;
    background: {
        if read-only {
            Data.theme.control-border-disabled
        } else {
            Data.theme.control-border-disabled
        }
    };
}

component ComponentSignalListViewTextCell inherits Rectangle {
    in property <string> text;
    in property <string> font-family;
    in property <length> font-size: 12px;
    in property <TextHorizontalAlignment> horizontal-alignment: left;

    preferred-width: txt.preferred-width + 10px;
    background: Data.theme.window;

    txt := Text {
        x: 5px;
        width: parent.width - 10px;
        horizontal-alignment: horizontal-alignment;
        vertical-alignment: center;
        color: Data.theme.control-text;
        font-family: font-family;
        font-size: font-size;
        text: text;
        accessible-role: none;
    }
}

export component ComponentSignalListView {
    in-out property <[ComponentSignalData]> model;
    in property <bool> read-only;
    property <length> row-height: 25px;
    property <bool> show-ids: self.width > 350px;
    property <int> show-forced-net-index: -1;

    min-height: min(l.preferred-height, 3 * row-height);
    preferred-height: l.preferred-height;

    callback edited;
    callback focus-rejected;

    view := ScrollView {
        mouse-drag-pan-enabled: true;

        l := VerticalLayout {
            padding-right: 8px;  // Reserve space for the scrollbar

            HorizontalLayout {

                VerticalLine {
                    read-only: read-only;
                }

                VerticalLayout {
                    width: self.preferred-width;

                    HorizontalLine {
                        read-only: read-only;
                    }

                    ComponentSignalListViewTextCell {
                        height: row-height;
                        horizontal-alignment: right;
                        text: "#";
                    }

                    for item[index] in model: VerticalLayout {
                        HorizontalLine {
                            read-only: read-only;
                        }

                        number-cell := ComponentSignalListViewTextCell {
                            height: row-height;
                            horizontal-alignment: right;
                            font-size: 10px;
                            text: index + 1;
                        }
                    }
                }

                VerticalLine {
                    read-only: read-only;
                }

                if show-ids: VerticalLayout {
                    width: self.preferred-width;

                    HorizontalLine {
                        read-only: read-only;
                    }

                    ComponentSignalListViewTextCell {
                        height: row-height;
                        text: @tr("ID");
                    }

                    for item[index] in model: VerticalLayout {
                        HorizontalLine {
                            read-only: read-only;
                        }

                        id-cell := ComponentSignalListViewTextCell {
                            height: row-height;
                            horizontal-alignment: right;
                            font-family: "Noto Sans Mono";
                            font-size: 10px;
                            text: item.id;
                        }
                    }
                }

                if show-ids: VerticalLine {
                    read-only: read-only;
                }

                VerticalLayout {
                    HorizontalLine {
                        read-only: read-only;
                    }

                    name-header := ComponentSignalListViewTextCell {
                        height: row-height;
                        text: @tr("Name");
                    }

                    for item[index] in model: VerticalLayout {
                        HorizontalLine {
                            read-only: read-only;
                        }

                        name-edt := LineEdit {
                            height: row-height;
                            text: item.name;
                            validation-error: item.name-error;
                            read-only: read-only;
                            frameless: true;
                            accessible-label: name-header.text;

                            text-edited(text) => {
                                model[index].name = text;
                            }

                            text-accepted(text) => {
                                model[index].name = text;
                                edited();
                            }
                        }
                    }
                }

                VerticalLine {
                    read-only: read-only;
                }

                VerticalLayout {
                    width: max(self.preferred-width, required-header.preferred-width);

                    HorizontalLine {
                        read-only: read-only;
                    }

                    required-header := ComponentSignalListViewTextCell {
                        height: row-height;
                        text: @tr("Required");
                    }

                    for item[index] in model: VerticalLayout {
                        HorizontalLine {
                            read-only: read-only;
                        }

                        Rectangle {
                            height: row-height;
                            background: Data.theme.control;

                            required-sw := Switch {
                                width: self.preferred-width;
                                size: 20px;
                                status-tip: @tr("If checked, an ERC error is raised when this signal is left unconnected in the schematics");
                                checked: item.required;
                                enabled: !read-only;
                                accessible-label: required-header.text;

                                toggled(checked) => {
                                    model[index].required = checked;
                                    edited();
                                }
                            }
                        }
                    }
                }

                VerticalLine {
                    read-only: read-only;
                }

                VerticalLayout {
                    width: (forced-net-cells-l.preferred-width > 0) ? self.preferred-width : 0;
                    visible: self.width > 0;

                    animate width { duration: 150ms; }

                    HorizontalLine {
                        read-only: read-only;
                    }

                    ComponentSignalListViewTextCell {
                        height: row-height;
                        text: @tr("Forced Net Name");
                        visible: self.width >= self.preferred-width;
                    }

                    forced-net-cells-l := VerticalLayout {
                        for item[index] in model: VerticalLayout {
                            HorizontalLine {
                                read-only: read-only;
                            }

                            forced-net-edt := LineEdit {
                                property <bool> request-focus: index == show-forced-net-index;
                                property <bool> trigger-focus: request-focus && (self.width == self.preferred-width);

                                height: row-height;
                                preferred-width: (self.has-focus || request-focus || (!self.text.is-empty)) ? min(200px, root.width * 0.3) : 0;
                                text: item.forced-net-name;
                                read-only: read-only;
                                frameless: true;

                                changed has-focus => {
                                    if !self.has-focus {
                                        show-forced-net-index = -1;
                                    }
                                }

                                changed trigger-focus => {
                                    if trigger-focus {
                                        self.select-all();
                                        self.focus();
                                    }
                                }

                                text-edited(text) => {
                                    model[index].forced-net-name = text;
                                }

                                text-accepted(text) => {
                                    model[index].forced-net-name = text;
                                    edited();
                                }

                                key-pressed(event) => {
                                    if event.text == Key.Escape {
                                        focus-rejected();
                                        return accept;
                                    }
                                    reject
                                }
                            }
                        }
                    }
                }

                if forced-net-cells-l.preferred-width > 0: VerticalLine {
                    read-only: read-only;
                }

                if !read-only: VerticalLayout {
                    width: self.preferred-width;

                    HorizontalLine {
                        read-only: read-only;
                    }

                    ComponentSignalListViewTextCell {
                        height: row-height;
                        min-width: row-height;
                    }

                    for item[index] in model: VerticalLayout {
                        HorizontalLine {
                            read-only: read-only;
                        }

                        menu-btn := IconButton {
                            height: row-height;
                            background-color: Data.theme.control;
                            icon-scale: 0.6;
                            icon: @image-url("../../../../font-awesome/svgs/solid/ellipsis-vertical.svg");

                            clicked => {
                                context-menu-item-index = index;
                                context-menu-x = self.absolute-position.x - root.absolute-position.x;
                                context-menu-y = self.absolute-position.y - root.absolute-position.y + self.height;
                                context-menu-popup.show();
                            }
                        }
                    }
                }

                if !read-only: VerticalLine {
                    read-only: read-only;
                }
            }

            HorizontalLine {
                read-only: read-only;
            }

            if model.length == 0: HorizontalLayout {
                VerticalLine {
                    read-only: read-only;
                }

                Rectangle {
                    height: row-height;
                    background: Data.theme.control;

                    no-signals-txt := Text {
                        width: parent.width - 10px;
                        horizontal-alignment: left;
                        font-italic: true;
                        wrap: word-wrap;
                        color: Data.theme.control-text-muted;
                        text: @tr("This package contains no signals (yet).");
                    }
                }

                VerticalLine {
                    read-only: read-only;
                }
            }

            if model.length == 0: HorizontalLine {
                read-only: read-only;
            }
        }
    }

    property <length> context-menu-x;
    property <length> context-menu-y;
    property <int> context-menu-item-index;
    context-menu-popup := MenuPopup {
        x: min(context-menu-x, parent.width - self.width - l.padding-right);
        y: context-menu-y;

        set-forced-net-name-item := MenuItem {
            text: @tr("Set Forced Net Name");
            enabled: (model[context-menu-item-index].forced-net-name.is-empty) && (show-forced-net-index != context-menu-item-index);

            clicked => {
                show-forced-net-index = context-menu-item-index;
            }
        }

        remove-item := MenuItem {
            cmd: Cmd.remove;
            icon: @image-url("../../../../font-awesome/svgs/solid/trash-can.svg");
            shortcuts: "";

            clicked => {
                model[context-menu-item-index].delete = true;
            }
        }
    }
}