import { defineMigrations } from '@tldraw/store'
import { T } from '@tldraw/validate'
import { StyleProp } from '../styles/StyleProp'
import { DefaultColorStyle, DefaultLabelColorStyle } from '../styles/TLColorStyle'
import { DefaultDashStyle } from '../styles/TLDashStyle'
import { DefaultFillStyle } from '../styles/TLFillStyle'
import { DefaultFontStyle } from '../styles/TLFontStyle'
import {
	DefaultHorizontalAlignStyle,
	TLDefaultHorizontalAlignStyle,
} from '../styles/TLHorizontalAlignStyle'
import { DefaultSizeStyle } from '../styles/TLSizeStyle'
import { DefaultVerticalAlignStyle } from '../styles/TLVerticalAlignStyle'
import { ShapePropsType, TLBaseShape } from './TLBaseShape'

/** @public */
export const GeoShapeGeoStyle = StyleProp.defineEnum('tldraw:geo', {
	defaultValue: 'rectangle',
	values: [
		'cloud',
		'rectangle',
		'ellipse',
		'triangle',
		'diamond',
		'pentagon',
		'hexagon',
		'octagon',
		'star',
		'rhombus',
		'rhombus-2',
		'oval',
		'trapezoid',
		'arrow-right',
		'arrow-left',
		'arrow-up',
		'arrow-down',
		'x-box',
		'check-box',
	],
})

/** @public */
export type TLGeoShapeGeoStyle = T.TypeOf<typeof GeoShapeGeoStyle>

/** @public */
export const geoShapeProps = {
	geo: GeoShapeGeoStyle,
	labelColor: DefaultLabelColorStyle,
	color: DefaultColorStyle,
	fill: DefaultFillStyle,
	dash: DefaultDashStyle,
	size: DefaultSizeStyle,
	font: DefaultFontStyle,
	align: DefaultHorizontalAlignStyle,
	verticalAlign: DefaultVerticalAlignStyle,
	url: T.linkUrl,
	w: T.nonZeroNumber,
	h: T.nonZeroNumber,
	growY: T.positiveNumber,
	text: T.string,
}

/** @public */
export type TLGeoShapeProps = ShapePropsType<typeof geoShapeProps>

/** @public */
export type TLGeoShape = TLBaseShape<'geo', TLGeoShapeProps>

const Versions = {
	AddUrlProp: 1,
	AddLabelColor: 2,
	RemoveJustify: 3,
	AddCheckBox: 4,
	AddVerticalAlign: 5,
	MigrateLegacyAlign: 6,
	AddCloud: 7,
	MakeUrlsValid: 8,
} as const

export { Versions as GeoShapeVersions }

/** @internal */
export const geoShapeMigrations = defineMigrations({
	currentVersion: Versions.MakeUrlsValid,
	migrators: {
		[Versions.AddUrlProp]: {
			up: (shape) => {
				return { ...shape, props: { ...shape.props, url: '' } }
			},
			down: (shape) => {
				const { url: _, ...props } = shape.props
				return { ...shape, props }
			},
		},
		[Versions.AddLabelColor]: {
			up: (record) => {
				return {
					...record,
					props: {
						...record.props,
						labelColor: 'black',
					},
				}
			},
			down: (record) => {
				const { labelColor: _, ...props } = record.props
				return {
					...record,
					props,
				}
			},
		},
		[Versions.RemoveJustify]: {
			up: (shape) => {
				let newAlign = shape.props.align
				if (newAlign === 'justify') {
					newAlign = 'start'
				}

				return {
					...shape,
					props: {
						...shape.props,
						align: newAlign,
					},
				}
			},
			down: (shape) => {
				return { ...shape }
			},
		},
		[Versions.AddCheckBox]: {
			up: (shape) => {
				return { ...shape }
			},
			down: (shape) => {
				return {
					...shape,
					props: {
						...shape.props,
						geo: shape.props.geo === 'check-box' ? 'rectangle' : shape.props.geo,
					},
				}
			},
		},
		[Versions.AddVerticalAlign]: {
			up: (shape) => {
				return {
					...shape,
					props: {
						...shape.props,
						verticalAlign: 'middle',
					},
				}
			},
			down: (shape) => {
				const { verticalAlign: _, ...props } = shape.props
				return {
					...shape,
					props,
				}
			},
		},
		[Versions.MigrateLegacyAlign]: {
			up: (shape) => {
				let newAlign: TLDefaultHorizontalAlignStyle
				switch (shape.props.align) {
					case 'start':
						newAlign = 'start-legacy'
						break
					case 'end':
						newAlign = 'end-legacy'
						break
					default:
						newAlign = 'middle-legacy'
						break
				}
				return {
					...shape,
					props: {
						...shape.props,
						align: newAlign,
					},
				}
			},
			down: (shape) => {
				let oldAlign: TLDefaultHorizontalAlignStyle
				switch (shape.props.align) {
					case 'start-legacy':
						oldAlign = 'start'
						break
					case 'end-legacy':
						oldAlign = 'end'
						break
					case 'middle-legacy':
						oldAlign = 'middle'
						break
					default:
						oldAlign = shape.props.align
				}
				return {
					...shape,
					props: {
						...shape.props,
						align: oldAlign,
					},
				}
			},
		},
		[Versions.AddCloud]: {
			up: (shape) => {
				return shape
			},
			down: (shape) => {
				if (shape.props.geo === 'cloud') {
					return {
						...shape,
						props: {
							...shape.props,
							geo: 'rectangle',
						},
					}
				}
			},
		},
		[Versions.MakeUrlsValid]: {
			up: (shape) => {
				const url = shape.props.url
				if (url !== '' && !T.linkUrl.isValid(shape.props.url)) {
					return { ...shape, props: { ...shape.props, url: '' } }
				}
				return shape
			},
			down: (shape) => shape,
		},
	},
})
