#!/bin/bash

shellcheck source=/usr/bin/shell-config

source shell-config

CONFIG_FILE="/etc/ximper-unified-theme-switcher/themes" HOME_CONFIG_DIR="$HOME/.config/ximper-unified-theme-switcher" HOME_CONFIG_FILE="$HOME_CONFIG_DIR/themes"

#Значение текущего режима цветовой схемы { "current_theme": "light" }

Функция для создания конфига в домашнем каталоге (TODO: перенести в GUI)

create_home_config() { mkdir -p "$HOME_CONFIG_DIR" touch "$HOME_CONFIG_FILE" echo "$HOME_CONFIG_FILE" }

cfg_check() { # Проверка наличия конфига в /etc if [ -f "$CONFIG_FILE" ]; then if [ -f "$HOME_CONFIG_FILE" ]; then echo "$HOME_CONFIG_FILE" else echo "$CONFIG_FILE" fi elif [ -f "$HOME_CONFIG_FILE" ]; then echo "$HOME_CONFIG_FILE" else create_home_config fi }

check_gsettings_schema() { local SCHEMA="org.gnome.desktop.interface" local KEY="color-scheme"

if gsettings list-schemas | grep -q "$SCHEMA"; then
    if gsettings list-keys "$SCHEMA" | grep -q "$KEY"; then
        echo "Schema '$SCHEMA' and KEY '$KEY' exist."
        return 0
    else
        echo "Schema '$SCHEMA' exists, but KEY '$KEY' not found."
        return 1
    fi
else
    echo "Schema '$SCHEMA' not found."
    return 1
fi

}

update_kv_theme() { echo "Updating Kvantum theme to $1..." echo "Cfg path: $2..." if [ "$1" == "light" ]; then kvantummanager --set "$(shell_config_get "$2" KV_LIGHT_THEME)"

elif [ "$1" == "dark" ]; then
    kvantummanager --set "$(shell_config_get "$2" KV_DARK_THEME)"
fi

}

update_gtk3_theme() { echo "Updating GTK3 theme to $1..." echo "Cfg path: $2..."

if [ "$1" == "light" ]; then
    gsettings set org.gnome.desktop.interface gtk-theme "$(shell_config_get "$2" GTK3_LIGHT_THEME)"
elif [ "$1" == "dark" ]; then
    gsettings set org.gnome.desktop.interface gtk-theme "$(shell_config_get "$2" GTK3_DARK_THEME)"
fi

}

Function to check and update the theme

check_and_update_themes() { local CURRENT_THEME CURRENT_THEME=$(gsettings get org.gnome.desktop.interface color-scheme | awk -F"'" '{print $2}') local CFG_PATH CFG_PATH=$(cfg_check)

if [ -z "$(shell_config_get "$CFG_PATH" KV_DARK_THEME)" ]; then
    shell_config_set "$CFG_PATH" KV_LIGHT_THEME "KvGnome"
    shell_config_set "$CFG_PATH" KV_DARK_THEME "KvGnomeDark"
fi
    if [ -z "$(shell_config_get "$CFG_PATH" GTK3_DARK_THEME)" ]; then
    shell_config_set "$CFG_PATH" GTK3_LIGHT_THEME "adw-gtk3"
    shell_config_set "$CFG_PATH" GTK3_DARK_THEME "adw-gtk3-dark"
fi

if [ "$CURRENT_THEME" == "default" ]; then
    update_kv_theme "light" "$CFG_PATH"
    update_gtk3_theme "light" "$CFG_PATH"
else
    update_kv_theme "dark" "$CFG_PATH"
    update_gtk3_theme "dark" "$CFG_PATH"
fi

}

Initial check and update

check_and_update_themes

main() { if check_gsettings_schema; then echo "reaction mode: after dbus signal"

    case "$XDG_SESSION_DESKTOP" in
        gnome*)
            echo "GNOME DETECTED"
            local GNOME_DE=True
            ;;
        Hyprland*)
            echo "HYPRLAND DETECTED"
            ;;
        *)
            ;;
    esac

    if [ "$GNOME_DE" = True ] ; then
        local COUNT=0
    fi

    dbus-monitor "interface='org.freedesktop.portal.Settings',member=SettingChanged" | \
    while IFS= read -r LINE; do
        local THEME
        THEME=$(echo "$LINE" | grep -E -o 'string "(prefer-dark|default)"')

        if [ -n "$THEME" ]; then

            if [ "$GNOME_DE" = True ] ; then
                ((COUNT++))
                if [ $(($COUNT % 2)) = 0 ]; then
                    echo "$THEME"
                    check_and_update_themes
                    COUNT=0
                fi
            else
                echo "$THEME"
                check_and_update_themes
                CURRENT_THEME=$(jq -r '.current_theme' config.json)
                check_and_update_themes "$CURRENT_THEME"
            fi
        fi
    done
else
    echo "reaction mode: after changes in config file"
    local CONFIG_FILE=$(cfg_check)
    inotifywait -m -e modify "$CONFIG_FILE" | \
    while read -r directory events filename; do
        check_and_update_themes
    done
fi

}

main

closed