// In-game HUD. Widgets: inventory, skills, log, craft_list, build_list.
root: Column {
    width: Fill,
    height: Fill,
    children: [
        // Status and skills.
        Panel {
            anchor: TopLeft,
            offset: (10, 10),
            gap: 4,
            children: [
                Row {
                    gap: 8,
                    align: Center,
                    children: [
                        Text { text: "{character}", size: 18, color: "accent" },
                        Text {
                            text: "[admin]",
                            size: 13,
                            color: "good",
                            visible: "admin",
                            tooltip: "You are an admin: type /help in the chat for commands",
                        },
                    ],
                },
                Text { text: "{server}", size: 13, color: "dim" },
                Text { text: "Health     {health} / {max_health}", tooltip: "You die at 0. Eat or rest to heal." },
                Text { text: "Nutrition  {nutrition}%", tooltip: "Drops over time. Eat food to restore it." },
                Text { text: "You are hungry!", color: "error", visible: "hungry" },
                Text { text: "Position   {position}", size: 13, color: "dim" },
                Spacer,
                Text { text: "Skills", color: "dim" },
                Widget("skills"),
            ],
        },
        // Inventory and window buttons.
        Panel {
            anchor: TopRight,
            offset: (10, 10),
            gap: 6,
            children: [
                Text { text: "Inventory", color: "dim" },
                Widget("inventory"),
                Row {
                    gap: 6,
                    children: [
                        Button { text: "Craft", action: "menu:craft", tooltip: "Crafting recipes (C)" },
                        Button { text: "Build", action: "menu:build", tooltip: "Construct buildings (B)" },
                        Button { text: "?", action: "menu:help", tooltip: "Controls (H)" },
                    ],
                },
            ],
        },
        // Message log and chat.
        Column {
            anchor: BottomLeft,
            offset: (10, 10),
            gap: 4,
            width: Px(620),
            children: [
                Column {
                    gap: 1,
                    padding: 8,
                    background: "#00000099",
                    radius: 4,
                    children: [Widget("log")],
                },
                Input {
                    id: "chat",
                    placeholder: "Say something, or /help for commands",
                    width: Fill,
                    max_len: 200,
                    submit: "chat_send",
                    visible: "chat_open",
                },
                Text {
                    text: "Enter: chat   /: command   H: help",
                    size: 12,
                    color: "dim",
                    visible: "!chat_open",
                },
            ],
        },
        Panel {
            anchor: Center,
            gap: 6,
            visible: "craft_open",
            children: [
                Row {
                    justify: SpaceBetween,
                    width: Fill,
                    align: Center,
                    children: [
                        Text { text: "Crafting", size: 20, color: "accent" },
                        Button { text: "x", action: "menu:close", tooltip: "Close (Esc)" },
                    ],
                },
                Text { text: "W/S select, Enter craft, or click a recipe", size: 13, color: "dim" },
                Column { gap: 4, children: [Widget("craft_list")] },
            ],
        },
        Panel {
            anchor: Center,
            gap: 6,
            visible: "build_open",
            children: [
                Row {
                    justify: SpaceBetween,
                    width: Fill,
                    align: Center,
                    children: [
                        Text { text: "Build", size: 20, color: "accent" },
                        Button { text: "x", action: "menu:close", tooltip: "Close (Esc)" },
                    ],
                },
                Text { text: "Builds on the highlighted tile in front of you", size: 13, color: "dim" },
                Column { gap: 4, children: [Widget("build_list")] },
            ],
        },
        Panel {
            anchor: Center,
            gap: 3,
            visible: "help_open",
            children: [
                Row {
                    justify: SpaceBetween,
                    width: Fill,
                    align: Center,
                    children: [
                        Text { text: "Controls", size: 20, color: "accent" },
                        Button { text: "x", action: "menu:close", tooltip: "Close (Esc)" },
                    ],
                },
                Text { text: "WASD / arrows    move" },
                Text { text: "E                pick up (own tile, else facing tile)" },
                Text { text: "F / left click   interact, open machines" },
                Text { text: "1-9, 0, wheel    select inventory slot" },
                Text { text: "U / G            use / drop the selected item" },
                Text { text: "C / B            crafting / build menu" },
                Text { text: "X                deconstruct the highlighted building" },
                Text { text: "Enter, T         chat (/ starts a command, /help lists them)" },
                Text { text: "Esc              close windows, pause menu" },
                Text { text: "Hover anything for details.", size: 13, color: "dim" },
            ],
        },
        Column {
            anchor: Center,
            width: Fill,
            height: Fill,
            align: Center,
            justify: Center,
            background: "#00000088",
            visible: "paused",
            children: [
                Panel {
                    gap: 10,
                    align: Stretch,
                    width: Px(260),
                    children: [
                        Text { text: "Paused", size: 22, color: "accent" },
                        Text {
                            text: "The world keeps running.",
                            size: 13,
                            color: "dim",
                            tooltip: "The world is persistent, so it is not paused - your character just stands still.",
                        },
                        Button { text: "Resume", action: "resume" },
                        Button {
                            text: "Leave world",
                            action: "leave",
                            tooltip: "Return to the start menu. Local worlds are saved.",
                        },
                        Button { text: "Quit", action: "quit", tooltip: "Local worlds are saved." },
                    ],
                },
            ],
        },
    ],
}