import options from "options";

// Module initializer
import { module } from "../module"

// import { CpuData } from "lib/types/customModules/cpu";
import Button from "types/widgets/button";
import Gtk from "types/@girs/gtk-3.0/gtk-3.0";

// Utility Methods
import { inputHandler } from "customModules/utils";
import { computeCPU } from "./computeCPU";
import { pollVariable } from "customModules/PollVar";

// All the user configurable options for the cpu module that are needed
const {
    label,
    round,
    leftClick,
    rightClick,
    middleClick,
    scrollUp,
    scrollDown,
    pollingInterval
} = options.bar.customModules.cpu;

export const cpuUsage = Variable(0);

pollVariable(
    // Variable to poll and update with the result of the function passed in
    cpuUsage,
    // Variables that should trigger the polling function to update when they change
    [round.bind('value')],
    // Interval at which to poll
    pollingInterval.bind('value'),
    // Function to execute to get the network data
    computeCPU,
);

export const Cpu = () => {
    const renderLabel = (cpuUsg: number, rnd: boolean) => {
        return rnd ? `${Math.round(cpuUsg)}%` : `${cpuUsg.toFixed(2)}%`;
    }

    const cpuModule = module({
        textIcon: "",
        label: Utils.merge(
            [cpuUsage.bind("value"), round.bind("value")],
            (cpuUsg, rnd) => {
                return renderLabel(cpuUsg, rnd);
            }),
        tooltipText: "CPU",
        boxClass: "cpu",
        showLabelBinding: label.bind("value"),
        props: {
            setup: (self: Button<Gtk.Widget, Gtk.Widget>) => {
                inputHandler(self, {
                    onPrimaryClick: {
                        cmd: leftClick,
                    },
                    onSecondaryClick: {
                        cmd: rightClick,
                    },
                    onMiddleClick: {
                        cmd: middleClick,
                    },
                    onScrollUp: {
                        cmd: scrollUp,
                    },
                    onScrollDown: {
                        cmd: scrollDown,
                    },
                });
            },
        }
    });

    return cpuModule;
}