import Link from 'next/link'
import Image from 'next/image'
import { useRouter } from 'next/router'
import { IconChevronRight, IconArrowLeft } from '~/../../packages/ui'
import { REFERENCES } from './Navigation.constants'
import { NavMenuGroup, NavMenuSection } from './Navigation.types'
import * as Accordion from '@radix-ui/react-accordion'

const SideBar = ({ menuItems = [] }: { menuItems: any }) => {
  const { asPath } = useRouter()
  const pathSegments = asPath.split('/')

  const isInReferencePages = pathSegments.includes('reference') && pathSegments.length >= 3
  const referenceMeta = pathSegments.length >= 3 ? REFERENCES[pathSegments[2]] : undefined

  const currentSection: NavMenuGroup = menuItems.find((group) => {
    const foundItem = group.items.find((section) => {
      if (section.items.length > 0) {
        const foundSubItem = section.items.find((item) => {
          if (item.url === asPath) return item
        })
        if (foundSubItem) return section
      } else {
        if (section.url === asPath) return section
      }
    })
    if (foundItem) return group
  })

  const currentSubSection: NavMenuSection =
    currentSection !== undefined
      ? currentSection.items.find((section) => {
          if (section.items.length === 0) {
            return undefined
          } else {
            return section.items.find((item) => {
              if (item.url === asPath) return item
            })
          }
        })
      : undefined

  return (
    <div
      className="dark:bg-scale-200 dark:border-scale-400 sidebar-width sticky top-16
      h-screen overflow-y-scroll border-r py-8 px-6 sidebar-menu-container hidden lg:block"
    >
      {isInReferencePages && (
        <>
          <Link href="/reference">
            <a>
              <div className="flex items-center space-x-4 opacity-75 hover:opacity-100 transition">
                <IconArrowLeft size={16} strokeWidth={2} className="text-scale-1200" />
                <span className="text-sm text-scale-1200">All Reference Docs</span>
              </div>
            </a>
          </Link>
          {referenceMeta !== undefined && (
            <div className="my-5 flex items-center space-x-4">
              <div className="h-10 w-10 rounded bg-scale-500 flex items-center justify-center">
                <Image
                  className="rounded"
                  width={24}
                  height={24}
                  alt={referenceMeta.name}
                  src={referenceMeta.icon}
                />
              </div>
              <p className="text-scale-1200 font-bold">{referenceMeta.name}</p>
            </div>
          )}
        </>
      )}
      {menuItems.length === 1 ? (
        <div className="my-2">
          {menuItems[0].items.map((item) => (
            <Link key={item.name} href={item.url}>
              <a>
                <div
                  key={item.name}
                  className={[
                    'py-1.5 px-5 rounded text-sm transition',
                    `${
                      item.url === asPath
                        ? 'bg-scale-200 text-brand-900'
                        : 'text-scale-1100 hover:text-scale-1200'
                    }`,
                  ].join(' ')}
                >
                  {item.name}
                </div>
              </a>
            </Link>
          ))}
        </div>
      ) : (
        <Accordion.Root
          collapsible
          type="single"
          defaultValue={currentSection?.label}
          className="w-full space-y-0.5"
        >
          {menuItems.map((group: NavMenuGroup) => (
            <Accordion.Item key={group.label} value={group.label}>
              <Accordion.Trigger className="w-full flex items-center space-x-2 py-1.5">
                <IconChevronRight
                  className="transition text-scale-1000 data-open-parent:rotate-90"
                  size={14}
                  strokeWidth={2}
                />
                <span className="text-scale-1200 text-sm group-hover:text-brand-900 transition">
                  {group.label}
                </span>
              </Accordion.Trigger>
              <Accordion.Content className="transition my-2 data-open:animate-slide-down data-closed:animate-slide-up">
                {group.items.map((section: NavMenuSection) => {
                  if (section.items.length === 0) {
                    return (
                      <Link href={section.url} key={section.name}>
                        <a>
                          <div
                            className={[
                              'py-1.5 px-5 rounded text-sm transition',
                              `${
                                section.url === asPath
                                  ? 'bg-scale-200 text-brand-900'
                                  : 'text-scale-1100 hover:text-scale-1200'
                              }`,
                            ].join(' ')}
                          >
                            {section.name}
                          </div>
                        </a>
                      </Link>
                    )
                  } else {
                    return (
                      <Accordion.Root
                        collapsible
                        key={section.name}
                        type="single"
                        className="space-y-0.5"
                        defaultValue={currentSubSection?.name}
                      >
                        <Accordion.Item value={section.name}>
                          <Accordion.Trigger className="flex items-center space-x-2 px-4 py-1.5">
                            <IconChevronRight
                              className="transition text-scale-1000 data-open-parent:rotate-90"
                              size={14}
                              strokeWidth={2}
                            />
                            <span className="text-scale-1200 text-sm group-hover:text-brand-900 transition">
                              {section.name}
                            </span>
                          </Accordion.Trigger>
                          <Accordion.Content className="my-2 data-open:animate-slide-down data-closed:animate-slide-up">
                            {section.items.map((item: NavMenuSection) => (
                              <Link key={item.name} href={item.url}>
                                <a>
                                  <div
                                    key={item.name}
                                    className={[
                                      'py-1.5 ml-4 px-5 rounded text-sm transition',
                                      `${
                                        item.url === asPath
                                          ? 'bg-scale-200 text-brand-900'
                                          : 'text-scale-1100 hover:text-scale-1200'
                                      }`,
                                    ].join(' ')}
                                  >
                                    {item.name}
                                  </div>
                                </a>
                              </Link>
                            ))}
                          </Accordion.Content>
                        </Accordion.Item>
                      </Accordion.Root>
                    )
                  }
                })}
              </Accordion.Content>
            </Accordion.Item>
          ))}
        </Accordion.Root>
      )}
    </div>
  )
}

export default SideBar