/// TEMPORARY AI GENERATED FRONTEND \\\
///   NOT TO BE USED IN PRODUCTION  \\\

import { ScrollView } from "std-widgets.slint";
import { Theme } from "../theme.slint";
import { Icons } from "../icons.slint";
import { ServerItem } from "../types.slint";
import { Icon } from "icon.slint";
import { Badge } from "badge.slint";

// One round button on the rail. Morphs from circle to rounded square on hover
// or selection, with a white "pill" on the left edge.
component RailButton inherits Rectangle {
    in property <bool> selected;
    in property <bool> unread;
    in property <int> mentions;
    in property <color> idle-color: Theme.chat-bg;
    in property <color> active-color: Theme.accent;
    callback clicked();

    height: 56px;

    // Left-edge pill: tall = selected, medium = hovered, dot = unread.
    Rectangle {
        x: 0px;
        width: 4px;
        height: root.selected ? 40px : (touch.has-hover ? 20px : (root.unread ? 8px : 0px));
        y: (parent.height - self.height) / 2;
        border-top-right-radius: 4px;
        border-bottom-right-radius: 4px;
        background: Theme.text-header;
        animate height { duration: 120ms; }
    }

    body := Rectangle {
        width: 48px;
        height: 48px;
        x: (parent.width - self.width) / 2;
        y: (parent.height - self.height) / 2;
        clip: true;
        border-radius: root.selected || touch.has-hover ? 16px : 24px;
        background: root.selected || touch.has-hover ? root.active-color : root.idle-color;
        animate border-radius { duration: 120ms; }
        @children
    }

    Badge {
        count: root.mentions;
        x: body.x + body.width - self.width + 4px;
        y: body.y + body.height - self.height + 4px;
    }

    touch := TouchArea {
        mouse-cursor: pointer;
        clicked => {
            root.clicked();
        }
    }
}

export component ServerRail inherits Rectangle {
    in property <[ServerItem]> servers;
    in property <string> selected-id; // "" = Home (direct messages)
    in property <bool> home-unread;
    in property <int> home-mentions;
    callback select(string);
    callback add-server();

    width: Theme.rail-width;
    background: Theme.rail-bg;

    ScrollView {
        vertical-scrollbar-policy: always-off;
        horizontal-scrollbar-policy: always-off;

        VerticalLayout {
            padding-top: 8px;
            padding-bottom: 8px;
            alignment: start;

            RailButton {
                selected: root.selected-id == "";
                unread: root.home-unread;
                mentions: root.home-mentions;
                clicked => {
                    root.select("");
                }
                Icon {
                    source: Icons.chat;
                    tint: white;
                    icon-size: 26px;
                    // `parent` here is the rail layout (children are projected into RailButton),
                    // so centre against the button's fixed 48px body instead.
                    x: (48px - self.width) / 2;
                    y: (48px - self.height) / 2;
                }
            }

            // separator
            Rectangle {
                height: 10px;
                Rectangle {
                    width: 32px;
                    height: 2px;
                    x: (parent.width - self.width) / 2;
                    y: 4px;
                    border-radius: 1px;
                    background: Theme.divider;
                }
            }

            for s in root.servers: RailButton {
                selected: root.selected-id == s.id;
                unread: s.unread;
                mentions: s.mentions;
                idle-color: s.color;
                active-color: s.color;
                clicked => {
                    root.select(s.id);
                }
                Text {
                    width: 48px;
                    height: 48px;
                    text: s.initial;
                    color: white;
                    font-size: 20px;
                    font-weight: 600;
                    horizontal-alignment: center;
                    vertical-alignment: center;
                }
            }

            RailButton {
                idle-color: Theme.chat-bg;
                active-color: Theme.success;
                clicked => {
                    root.add-server();
                }
                Icon {
                    source: Icons.plus;
                    tint: Theme.success;
                    icon-size: 24px;
                    x: (48px - self.width) / 2;
                    y: (48px - self.height) / 2;
                }
            }
        }
    }
}