import { adminToast } from '@admin/components/ui/admin-toast';
import { CreatePageLayout } from '@admin/components/ui/create-page-layout';
import { DataTable, type DataTableColumn } from '@admin/components/ui/data-table';
import { DeleteConfirmationModal } from '@admin/components/ui/delete-confirmation-modal';
import { formClassName } from '@admin/components/ui/field-styles';
import { useCrudPermissions } from '@admin/hooks/use-crud-permissions';
import { useFormResponse } from '@admin/hooks/use-form-response';
import { dashboardPersistentLayout } from '@admin/layouts/dashboard-page-layout';
import EditSlider from '@admin/pages/sliders/edit-slider';
import { SliderFormFields } from '@admin/pages/sliders/slider-form-fields';
import { Head, useForm } from '@inertiajs/react';
import { FormEvent, useState } from 'react';

type SliderSummary = {
    id: number;
    title: string;
    sort_order: number;
    status: boolean;
};

type SliderRecord = SliderSummary & {
    description?: string | null;
    counter_value?: string | null;
    counter_text?: string | null;
    image?: string | null;
    video?: string | null;
};

type CreateSliderProps = {
    sliders: SliderSummary[];
};

const sidebarColumns: DataTableColumn<SliderSummary>[] = [
    { header: 'Name', key: 'title', truncate: true, className: 'w-[40%]' },
    { header: 'Order', key: 'sort_order', className: 'w-20' },
    { header: 'Status', key: 'status', className: 'w-24' },
];

function CreateSlider({ sliders }: CreateSliderProps) {
    const { canEdit, canDelete } = useCrudPermissions('slider');
    const [isEditModalOpen, setIsEditModalOpen] = useState(false);
    const [initialData, setInitialData] = useState<SliderRecord | null>(null);
    const [deleteModal, setDeleteModal] = useState<{ show: boolean; slider: SliderSummary | null }>({
        show: false,
        slider: null,
    });

    const { data, setData, post, processing, errors, reset, transform } = useForm({
        title: '',
        description: '',
        link: '',
        counter_value: '',
        counter_text: '',
        status: true,
        sort_order: 0,
        image: '',
        video: '',
        media_type: 'image' as 'image' | 'video',
    });

    transform((payload) => {
        const { media_type: _mediaType, ...rest } = payload;

        return rest;
    });

    const action = useFormResponse({ onComplete: reset, loadingMessage: 'Creating slider...' });

    const handleEdit = async (row: SliderSummary) => {
        try {
            const response = await fetch(`/admin/edit_slider/${row.id}`);
            if (!response.ok) {
                throw new Error('Failed to fetch slider');
            }

            const sliderData = (await response.json()) as SliderRecord;
            setInitialData(sliderData);
            setIsEditModalOpen(true);
        } catch {
            adminToast.error('Could not load slider details');
        }
    };

    const handleSubmit = (event: FormEvent) => {
        event.preventDefault();

        post('/admin/api/create_slider', {
            onStart: action.onStart,
            onSuccess: action.onSuccess,
            onError: action.onError,
            preserveScroll: true,
        });
    };

    return (
        <>
            <Head title="Create slider" />

            <CreatePageLayout
                indexHref={route('admin.sliders')}
                form={
                    <div className="box">
                        <div className="box-header">
                            <h5 className="box-title">Add slider</h5>
                        </div>
                        <div className="box-body">
                            <form className={formClassName} noValidate onSubmit={handleSubmit}>
                                <SliderFormFields data={data} errors={errors} setData={setData} />
                                <button type="submit" className="ti-btn ti-btn-primary" disabled={processing}>
                                    Save
                                </button>
                            </form>
                        </div>
                    </div>
                }
                sidebar={
                    <DataTable
                        data={sliders}
                        columns={sidebarColumns}
                        title="Sliders"
                        compact
                        onEdit={canEdit ? handleEdit : undefined}
                        onDelete={canDelete ? (row) => setDeleteModal({ show: true, slider: row }) : undefined}
                        showEdit={canEdit}
                        showDelete={canDelete}
                        noDataText="No sliders yet"
                    />
                }
            />

            <DeleteConfirmationModal
                isOpen={deleteModal.show}
                onClose={() => setDeleteModal({ show: false, slider: null })}
                itemName={deleteModal.slider?.title ?? 'this slider'}
                itemType="slider"
                deleteEndpoint={`/admin/api/delete_slider/${deleteModal.slider?.id ?? ''}`}
                loadingMessage="Deleting slider..."
            />

            <EditSlider isOpen={isEditModalOpen} onClose={() => setIsEditModalOpen(false)} initialData={initialData} />
        </>
    );
}

export default Object.assign(CreateSlider, {
    layout: dashboardPersistentLayout('Create slider', 'Add a new hero slider'),
});
