import BarComponent from "@/components/features/Bar.vue";
import {
    CoercableComponent,
    Component,
    getUniqueID,
    Replace,
    setDefault,
    StyleValue,
    Visibility
} from "@/features/feature";
import { DecimalSource } from "@/lib/break_eternity";
import {
    Computable,
    GetComputableType,
    GetComputableTypeWithDefault,
    processComputable,
    ProcessedComputable
} from "@/util/computed";
import { createProxy } from "@/util/proxies";

export const BarType = Symbol("Bar");

export enum Direction {
    Up = "Up",
    Down = "Down",
    Left = "Left",
    Right = "Right",
    Default = "Up"
}

export interface BarOptions {
    visibility?: Computable<Visibility>;
    width: Computable<number>;
    height: Computable<number>;
    direction: Computable<Direction>;
    style?: Computable<StyleValue>;
    classes?: Computable<Record<string, boolean>>;
    borderStyle?: Computable<StyleValue>;
    baseStyle?: Computable<StyleValue>;
    textStyle?: Computable<StyleValue>;
    fillStyle?: Computable<StyleValue>;
    progress: Computable<DecimalSource>;
    display?: Computable<CoercableComponent>;
    mark?: Computable<boolean | string>;
}

interface BaseBar {
    id: string;
    type: typeof BarType;
    [Component]: typeof BarComponent;
}

export type Bar<T extends BarOptions> = Replace<
    T & BaseBar,
    {
        visibility: GetComputableTypeWithDefault<T["visibility"], Visibility.Visible>;
        width: GetComputableType<T["width"]>;
        height: GetComputableType<T["height"]>;
        direction: GetComputableType<T["direction"]>;
        style: GetComputableType<T["style"]>;
        classes: GetComputableType<T["classes"]>;
        borderStyle: GetComputableType<T["borderStyle"]>;
        baseStyle: GetComputableType<T["baseStyle"]>;
        textStyle: GetComputableType<T["textStyle"]>;
        fillStyle: GetComputableType<T["fillStyle"]>;
        progress: GetComputableType<T["progress"]>;
        display: GetComputableType<T["display"]>;
        mark: GetComputableType<T["mark"]>;
    }
>;

export type GenericBar = Replace<
    Bar<BarOptions>,
    {
        visibility: ProcessedComputable<Visibility>;
    }
>;

export function createBar<T extends BarOptions>(options: T & ThisType<Bar<T>>): Bar<T> {
    const bar: T & Partial<BaseBar> = options;
    bar.id = getUniqueID("bar-");
    bar.type = BarType;
    bar[Component] = BarComponent;

    processComputable(bar as T, "visibility");
    setDefault(bar, "visibility", Visibility.Visible);
    processComputable(bar as T, "width");
    processComputable(bar as T, "height");
    processComputable(bar as T, "direction");
    processComputable(bar as T, "style");
    processComputable(bar as T, "classes");
    processComputable(bar as T, "borderStyle");
    processComputable(bar as T, "baseStyle");
    processComputable(bar as T, "textStyle");
    processComputable(bar as T, "fillStyle");
    processComputable(bar as T, "progress");
    processComputable(bar as T, "display");
    processComputable(bar as T, "mark");

    const proxy = createProxy((bar as unknown) as Bar<T>);
    return proxy;
}