import React, { useEffect, useState } from "react"
import { useRouter } from "next/router"
import { useTranslation } from "next-i18next"
import classnames from "classnames"

import SearchModal from "~components/SearchModal"
import WeaponModal from "~components/WeaponModal"
import WeaponHovercard from "~components/WeaponHovercard"
import UncapIndicator from "~components/UncapIndicator"
import Button from "~components/Button"

import { ButtonType } from "~utils/enums"
import type { SearchableObject } from "~types"

import PlusIcon from "~public/icons/Add.svg"
import "./index.scss"

interface Props {
  gridWeapon: GridWeapon | undefined
  unitType: 0 | 1
  position: number
  editable: boolean
  updateObject: (object: SearchableObject, position: number) => void
  updateUncap: (id: string, position: number, uncap: number) => void
}

const WeaponUnit = (props: Props) => {
  const { t } = useTranslation("common")

  const [imageUrl, setImageUrl] = useState("")

  const router = useRouter()
  const locale =
    router.locale && ["en", "ja"].includes(router.locale) ? router.locale : "en"

  const classes = classnames({
    WeaponUnit: true,
    mainhand: props.unitType == 0,
    grid: props.unitType == 1,
    editable: props.editable,
    filled: props.gridWeapon !== undefined,
  })

  const gridWeapon = props.gridWeapon
  const weapon = gridWeapon?.object

  useEffect(() => {
    generateImageUrl()
  })

  function generateImageUrl() {
    let imgSrc = ""
    if (props.gridWeapon) {
      const weapon = props.gridWeapon.object!

      if (props.unitType == 0) {
        if (props.gridWeapon.object.element == 0 && props.gridWeapon.element)
          imgSrc = `${process.env.NEXT_PUBLIC_SIERO_IMG_URL}/weapon-main/${weapon.granblue_id}_${props.gridWeapon.element}.jpg`
        else
          imgSrc = `${process.env.NEXT_PUBLIC_SIERO_IMG_URL}/weapon-main/${weapon.granblue_id}.jpg`
      } else {
        if (props.gridWeapon.object.element == 0 && props.gridWeapon.element)
          imgSrc = `${process.env.NEXT_PUBLIC_SIERO_IMG_URL}/weapon-grid/${weapon.granblue_id}_${props.gridWeapon.element}.jpg`
        else
          imgSrc = `${process.env.NEXT_PUBLIC_SIERO_IMG_URL}/weapon-grid/${weapon.granblue_id}.jpg`
      }
    }

    setImageUrl(imgSrc)
  }

  function passUncapData(uncap: number) {
    if (props.gridWeapon)
      props.updateUncap(props.gridWeapon.id, props.position, uncap)
  }

  function canBeModified(gridWeapon: GridWeapon) {
    const weapon = gridWeapon.object

    return (
      weapon.ax > 0 ||
      (weapon.series && [2, 3, 17, 22, 24].includes(weapon.series))
    )
  }

  const image = (
    <div className="WeaponImage">
      <img alt={weapon?.name.en} className="grid_image" src={imageUrl} />
      {props.editable ? (
        <span className="icon">
          <PlusIcon />
        </span>
      ) : (
        ""
      )}
    </div>
  )

  const editableImage = (
    <SearchModal
      placeholderText={t("search.placeholders.weapon")}
      fromPosition={props.position}
      object="weapons"
      send={props.updateObject}
    >
      {image}
    </SearchModal>
  )

  const unitContent = (
    <div className={classes}>
      {props.editable && gridWeapon && canBeModified(gridWeapon) ? (
        <WeaponModal gridWeapon={gridWeapon}>
          <div>
            <Button icon="settings" type={ButtonType.IconOnly} />
          </div>
        </WeaponModal>
      ) : (
        ""
      )}
      {props.editable ? editableImage : image}
      {gridWeapon ? (
        <UncapIndicator
          type="weapon"
          ulb={gridWeapon.object.uncap.ulb || false}
          flb={gridWeapon.object.uncap.flb || false}
          uncapLevel={gridWeapon.uncap_level}
          updateUncap={passUncapData}
          special={false}
        />
      ) : (
        ""
      )}
      <h3 className="WeaponName">{weapon?.name[locale]}</h3>
    </div>
  )

  const withHovercard = (
    <WeaponHovercard gridWeapon={gridWeapon!}>{unitContent}</WeaponHovercard>
  )

  return gridWeapon && !props.editable ? withHovercard : unitContent
}

export default WeaponUnit