import type { Transition, Variants } from 'motion/react'

const EASE_OUT_CUBIC = [0.33, 1, 0.68, 1] as const

const DURATION = {
  instant: 0,
  fast: 0.15,
  normal: 0.25,
  slow: 0.35,
} as const

export const MOTION_TRANSITION: Record<string, Transition> = {
  default: { duration: DURATION.normal, ease: EASE_OUT_CUBIC },
  fast: { duration: DURATION.fast, ease: EASE_OUT_CUBIC },
  slow: { duration: DURATION.slow, ease: EASE_OUT_CUBIC },
  spring: { type: 'spring', damping: 20, stiffness: 300 },
  none: { duration: DURATION.instant },
}

export const MOTION_VARIANTS = {
  pageEnter: {
    initial: { opacity: 0, y: 8, filter: 'blur(4px)' },
    animate: { opacity: 1, y: 0, filter: 'blur(0px)' },
    exit: { opacity: 0, y: -4, filter: 'blur(2px)' },
  },
  fadeIn: {
    initial: { opacity: 0 },
    animate: { opacity: 1 },
    exit: { opacity: 0 },
  },
  scaleIn: {
    initial: { opacity: 0, scale: 0.96 },
    animate: { opacity: 1, scale: 1 },
    exit: { opacity: 0, scale: 0.96 },
  },
  slideUp: {
    initial: { opacity: 0, y: 16 },
    animate: { opacity: 1, y: 0 },
    exit: { opacity: 0, y: 16 },
  },
  slideDown: {
    initial: { opacity: 0, y: -16 },
    animate: { opacity: 1, y: 0 },
    exit: { opacity: 0, y: -16 },
  },
  tableRow: {
    initial: { opacity: 0, y: 4 },
    animate: { opacity: 1, y: 0 },
  },
  cardItem: {
    initial: { opacity: 0, y: 12, scale: 0.98 },
    animate: { opacity: 1, y: 0, scale: 1 },
  },
  sidebarSlide: {
    initial: { opacity: 0, x: -8 },
    animate: { opacity: 1, x: 0 },
    exit: { opacity: 0, x: -8 },
  },
} as const

export const STAGGER_VARIANTS: Variants = {
  initial: {},
  animate: { transition: { staggerChildren: 0.04 } },
}

export const STAGGER_ITEM_VARIANTS: Variants = {
  initial: { opacity: 0, y: 8 },
  animate: { opacity: 1, y: 0, transition: MOTION_TRANSITION.default },
}

export const TABLE_STAGGER_VARIANTS: Variants = {
  initial: {},
  animate: { transition: { staggerChildren: 0.03 } },
}

export const TABLE_ROW_VARIANTS: Variants = {
  initial: { opacity: 0, y: 4 },
  animate: { opacity: 1, y: 0, transition: MOTION_TRANSITION.fast },
}

export const CARD_STAGGER_VARIANTS: Variants = {
  initial: {},
  animate: { transition: { staggerChildren: 0.05 } },
}

export const CARD_ITEM_VARIANTS: Variants = {
  initial: { opacity: 0, y: 12, scale: 0.98 },
  animate: {
    opacity: 1,
    y: 0,
    scale: 1,
    transition: MOTION_TRANSITION.default,
  },
}

export const SIDEBAR_STAGGER_VARIANTS: Variants = {
  initial: {},
  animate: { transition: { staggerChildren: 0.03, delayChildren: 0.05 } },
}

export const SIDEBAR_ITEM_VARIANTS: Variants = {
  initial: { opacity: 0, x: -8 },
  animate: { opacity: 1, x: 0, transition: MOTION_TRANSITION.fast },
}
