// * Packages
import { ReactNode } from "react";
// * Components shadcn
import {
    Accordion,
    AccordionContent,
    AccordionItem,
    AccordionTrigger,
} from "@/components/ui/accordion";
// * Other
import str from "@/hooks/use-string";
import useTrans from "@/hooks/use-translations";
import { ConfigField } from "@/back/types/dynamic-pages";
import { cn, GetTranslation } from "@/lib/utils";

type ChildItem = Record<string, string | number | object | ChildItem[]>;

const RenderRows = (
    currentValue: string | number | object,
    currentConfig: ConfigField[],
    hasBorders: boolean = false,
    path: string = "",
): ReactNode => {
    const tableNotKnownTrans = str(useTrans("back.table_not_known"))
        .ucFirst()
        .value();

    return currentConfig.map((field, index) => {
        const hasChildren = !!field.children?.length;
        const accordionKey = path
            ? `${path}.${field.key}-${index}`
            : `${field.key}-${index}`;

        const rowContent = (currentHasChildren: boolean = false) => {
            const cellClasses = "break-words whitespace-normal";
            const placeholderClasses =
                "text-sm text-muted-foreground break-words whitespace-normal";
            const fieldValue =
                currentValue[field.key as keyof typeof currentValue];

            let cellContent: ReactNode;
            if (currentHasChildren) {
                const count = Array.isArray(fieldValue)
                    ? Object.values(fieldValue).length
                    : 0;
                cellContent = (
                    <p className={placeholderClasses}>
                        {GetTranslation("back.element", {
                            params: { count: String(count) },
                            choice: count > 1 ? 2 : 1,
                        })}
                    </p>
                );
            } else if (fieldValue !== null && fieldValue !== undefined) {
                cellContent = (
                    <p className={cellClasses}>
                        {typeof fieldValue === "boolean"
                            ? GetTranslation(
                                  fieldValue ? "back.yes" : "back.no",
                              )
                            : fieldValue}
                    </p>
                );
            } else {
                cellContent = (
                    <p className={placeholderClasses}>{tableNotKnownTrans}</p>
                );
            }

            return (
                <div className="grid grid-cols-[1fr_1fr_auto] items-center w-full gap-4">
                    <p className={cellClasses}>{field.label}</p>
                    {cellContent}
                    {!currentHasChildren && <div className="w-[16px]" />}
                </div>
            );
        };

        return (
            <AccordionItem
                key={accordionKey}
                value={accordionKey}
                className="border-none"
            >
                {hasChildren ? (
                    <AccordionTrigger
                        className={cn(
                            "gap-0 px-4",
                            { "rounded-none border-b mb-2": hasBorders },
                            { "py-2": !hasBorders },
                        )}
                    >
                        {rowContent(hasChildren)}
                    </AccordionTrigger>
                ) : (
                    <div className="px-4 py-2">{rowContent()}</div>
                )}

                {hasChildren &&
                    Array.isArray(
                        currentValue[field.key as keyof typeof currentValue],
                    ) &&
                    Object.values(
                        currentValue[field.key as keyof typeof currentValue],
                    ).length > 0 && (
                        <AccordionContent className="px-4">
                            <div className="space-y-1">
                                {Object.values(
                                    currentValue[
                                        field.key as keyof typeof currentValue
                                    ] as ChildItem[],
                                ).map((childItem: ChildItem) => (
                                    <div
                                        key={String(childItem.id)}
                                        className="border rounded-md"
                                    >
                                        {RenderRows(
                                            childItem,
                                            field.children!,
                                            false,
                                            `${accordionKey}-${childItem.id}`,
                                        )}
                                    </div>
                                ))}
                            </div>
                        </AccordionContent>
                    )}
            </AccordionItem>
        );
    });
};

type DynamicPageDetailsProps = {
    value: string | object;
    config: ConfigField[];
};

export default function DynamicPageDetails({
    value,
    config,
}: DynamicPageDetailsProps) {
    const transLabel = str(useTrans("validation.custom.label"))
        .ucFirst()
        .value();
    const transValue = str(useTrans("validation.custom.value"))
        .ucFirst()
        .value();

    return (
        <Accordion type="multiple" className="w-full divide-y">
            {/* HEADER */}
            <div className="grid grid-cols-[1fr_1fr_auto] text-sm font-medium border-b gap-4 px-4 py-2">
                <div>{transLabel}</div>
                <div>{transValue}</div>
                <div className="w-[16px]" />
            </div>

            {/* ROWS */}
            {RenderRows(value, config, true)}
        </Accordion>
    );
}