"use client";

import React from "react";
import { cn } from "@/lib/utils";
import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card";
import { Label } from "@/components/ui/label";

import { SectionConfig, FieldConfig } from "@/types/admin-panel";
import { FieldRenderer } from "./field-renderer";

interface AdminSectionProps {
    section: SectionConfig;
    values: Record<string, any>;
    errors: Record<string, string>;
    disabled?: boolean;
    onChange: (fieldId: string, value: any) => void;
    onBlur?: (fieldId: string) => void;
    className?: string;
}

export function AdminSection({
    section,
    values,
    errors,
    disabled = false,
    onChange,
    onBlur,
    className
}: AdminSectionProps) {


    // Filter fields based on conditional rendering
    const visibleFields = section.fields.filter(field => {
        if (field.showWhen) {
            return field.showWhen(values);
        }
        return true;
    });

    // Get field value helper
    const getFieldValue = (field: FieldConfig) => {
        return values[field.id] ?? field.value;
    };

    // Render field with label and description
    const renderFieldWithLabel = (field: FieldConfig) => {
        const value = getFieldValue(field);
        const error = errors[field.id];
        const fieldDisabled = disabled || field.disabled;

        return (
            <div
                key={field.id}
                className={cn(
                    "space-y-2",
                    field.grid?.span && `col-span-${field.grid.span}`,
                    field.grid?.offset && `col-start-${field.grid.offset + 1}`
                )}
            >
                <div className="flex items-center justify-between">
                    <div className="space-y-1">
                        <Label
                            htmlFor={field.id}
                            className={cn(
                                "text-sm font-medium",
                                field.validation?.required && "after:content-['*'] after:ml-0.5 after:text-destructive"
                            )}
                        >
                            {field.label}
                        </Label>
                        {field.description && (
                            <p className="text-xs text-muted-foreground">
                                {field.description}
                            </p>
                        )}
                    </div>
                    {field.type === "switch" && (
                        <FieldRenderer
                            field={field}
                            value={value}
                            error={error}
                            disabled={fieldDisabled}
                            onChange={(newValue) => onChange(field.id, newValue)}
                            onBlur={() => onBlur?.(field.id)}
                        />
                    )}
                </div>
                {field.type !== "switch" && (
                    <FieldRenderer
                        field={field}
                        value={value}
                        error={error}
                        disabled={fieldDisabled}
                        onChange={(newValue) => onChange(field.id, newValue)}
                        onBlur={() => onBlur?.(field.id)}
                    />
                )}
            </div>
        );
    };

    // Use custom render function if provided
    if (section.render) {
        const children = (
            <div
                className={cn(
                    "grid gap-6",
                    section.columns ? `grid-cols-${section.columns}` : "grid-cols-1"
                )}
            >
                {visibleFields.map(renderFieldWithLabel)}
            </div>
        );
        return section.render(section, children);
    }

    // Default card layout
    const content = (
        <CardContent className="space-y-6">
            <div
                className={cn(
                    "grid gap-6",
                    section.columns ? `grid-cols-${section.columns}` : "grid-cols-1"
                )}
            >
                {visibleFields.map(renderFieldWithLabel)}
            </div>
        </CardContent>
    );

    return (
        <Card className={className}>
            <CardHeader>
                <div className="flex items-center space-x-3">
                    {section.icon}
                    <div>
                        <CardTitle className="text-lg">{section.title}</CardTitle>
                        {section.description && (
                            <CardDescription className="mt-1">
                                {section.description}
                            </CardDescription>
                        )}
                    </div>
                </div>
            </CardHeader>
            {content}
        </Card>
    );
}