// ============================================================================
// GENERAL & SYSTEM SETTINGS
// Wiki: https://github.com/YaLTeR/niri/wiki/Configuration:-Introduction
// ============================================================================
config-notification {
    disable-failed
}

hotkey-overlay {
    skip-at-startup
}

prefer-no-csd

screenshot-path "~/Pictures/Screenshots/Screenshot from %Y-%m-%d %H-%M-%S.png"

debug {
    honor-xdg-activation-with-invalid-serial
}

// ============================================================================
// ENVIRONMENT VARIABLES
// ============================================================================
environment {
    XDG_CURRENT_DESKTOP "niri"
    QT_QPA_PLATFORM "wayland;xcb"
    ELECTRON_OZONE_PLATFORM_HINT "auto"
    QT_QPA_PLATFORMTHEME "gtk3"
    QT_QPA_PLATFORMTHEME_QT6 "gtk3"
    TERMINAL "alacritty"
}

// ============================================================================
// AUTOSTART / SPAWN AT STARTUP
// ============================================================================
spawn-at-startup "dms" "run"

// Export the session env to D-Bus so xdg-desktop-portal works
spawn-at-startup "dbus-update-activation-environment" "--all"

// Audio stack
spawn-at-startup "pipewire"

// PolicyKit authentication agent (verify path: xbps-query -f mate-polkit | grep -i agent)
spawn-at-startup "sh" "-c" "/usr/libexec/polkit-mate-authentication-agent-1 &"

// Clipboard history backing store for Mod+V
spawn-at-startup "sh" "-c" "wl-paste --watch cliphist store"

// Automount removable media
spawn-at-startup "udiskie" "--no-tray"

// ============================================================================
// INPUT & GESTURES
// Wiki: https://github.com/YaLTeR/niri/wiki/Configuration:-Input
// ============================================================================
input {
    keyboard {
        xkb {
            // If this section is empty, niri will fetch xkb settings
            // from org.freedesktop.locale1. You can control these using
            // localectl set-x11-keymap.
        }

        // Enable numlock on startup, omitting this setting disables it.
        numlock
    }

    // Focus windows and outputs automatically when moving the mouse into them.
    focus-follows-mouse max-scroll-amount="95%"
}

gestures {
    hot-corners {
        off
    }
}

// ============================================================================
// LAYOUT & VISUAL APPEARANCE
// Wiki: https://github.com/YaLTeR/niri/wiki/Configuration:-Layout
// ============================================================================
layout {
    background-color "transparent"

    // When to center a column when changing focus: "never", "always", or "on-overflow"
    center-focused-column "never"

    // Custom widths toggled by "switch-preset-column-width" (Mod+R)
    preset-column-widths {
        proportion 0.5
        proportion 1.0
    }

    default-column-width { proportion 0.5; }

    border {
        off
        width 4
        active-color   "#707070"      // Neutral gray
        inactive-color "#d0d0d0"      // Light gray
        urgent-color   "#cc4444"      // Softer red
    }

    shadow {
        softness 30
        spread 5
        offset x=0 y=5
        color "#0007"
    }

    struts {
    }
}

overview {
    workspace-shadow {
        off
    }
}

// ============================================================================
// ANIMATIONS
// ============================================================================
animations {
    workspace-switch {
        spring damping-ratio=0.80 stiffness=523 epsilon=0.0001
    }
    window-open {
        duration-ms 150
        curve "ease-out-expo"
    }
    window-close {
        duration-ms 150
        curve "ease-out-quad"
    }
    horizontal-view-movement {
        spring damping-ratio=0.85 stiffness=423 epsilon=0.0001
    }
    window-movement {
        spring damping-ratio=0.75 stiffness=323 epsilon=0.0001
    }
    window-resize {
        spring damping-ratio=0.85 stiffness=423 epsilon=0.0001
    }
    config-notification-open-close {
        spring damping-ratio=0.65 stiffness=923 epsilon=0.001
    }
    screenshot-ui-open {
        duration-ms 200
        curve "ease-out-quad"
    }
    overview-open-close {
        spring damping-ratio=0.85 stiffness=800 epsilon=0.0001
    }
}

// ============================================================================
// WINDOW & LAYER RULES
// Wiki: https://github.com/YaLTeR/niri/wiki/Configuration:-Window-Rules
// ============================================================================
layer-rule {
    match namespace="^quickshell$"
    place-within-backdrop true
}

window-rule {
    match app-id=r#"^org\.gnome\."#
    draw-border-with-background false
    geometry-corner-radius 12
    clip-to-geometry true
}

window-rule {
    match app-id=r#"^gnome-control-center$"#
    match app-id=r#"^pavucontrol$"#
    match app-id=r#"^nm-connection-editor$"#
    default-column-width { proportion 0.5; }
    open-floating false
}

window-rule {
    match app-id=r#"^org\.gnome\.Calculator$"#
    match app-id=r#"^gnome-calculator$"#
    match app-id=r#"^galculator$"#
    match app-id=r#"^blueman-manager$"#
    match app-id=r#"^org\.gnome\.Nautilus$"#
    match app-id=r#"^xdg-desktop-portal$"#
    open-floating true
}

window-rule {
    match app-id="Alacritty"
    match app-id="kitty"
    draw-border-with-background false
}

window-rule {
    match app-id=r#"firefox$"# title="^Picture-in-Picture$"
    match app-id="zoom"
    open-floating true
}

// Force the Steam client, Friends List, and settings windows to float
window-rule {
    match app-id="steam"
    open-floating true
}

window-rule {
    match app-id="steam"
    match title="Friends List"
    open-floating true
    default-floating-position x=10 y=10 relative-to="bottom-right"
}

window-rule {
    match app-id=r#"^steam$"# title=r#"^notificationtoasts_\d+_desktop$"#
    default-floating-position x=10 y=10 relative-to="top-right"
    open-focused false
}

// Automatically fullscreen games launched via Proton
window-rule {
    // Proton games typically use "steam_app_<id>" as their app-id.
    // The r#"..."# syntax tells niri to evaluate this as a regular expression.
    match app-id=r#"^steam_app_\d+$"#
    open-fullscreen true
}

// ============================================================================
// NAVIGATION & KEYBINDINGS
// ============================================================================
// Override to disable super+tab
recent-windows {
    binds {
        Alt+Tab         { next-window scope="output"; }
        Alt+Shift+Tab   { previous-window scope="output"; }
        Alt+grave       { next-window filter="app-id"; }
        Alt+Shift+grave { previous-window filter="app-id"; }
    }
}

// ============================================================================
// INCLUDES (DMS MANAGEMENT)
// ============================================================================
// @NOTE: only dms file we could edit 
include optional=true "dms/binds.kdl"

// @NOTE: Non-editable files below all managed by dms
include optional=true "dms/colors.kdl"
include optional=true "dms/layout.kdl"
include optional=true "dms/alttab.kdl"
include optional=true "dms/outputs.kdl"
include optional=true "dms/cursor.kdl"
include optional=true "dms/input.kdl"