import { z } from "zod/mini"

import { GroupItemContentSchema, NestableAndGroupContentSchema } from "./group"
import { NestableContentSchema } from "./nestable"

// Legacy (before 2020)
export const LegacySliceContentSchema = NestableAndGroupContentSchema

export type LegacySliceContent = z.infer<typeof LegacySliceContentSchema>

// Composite (2020 to 2021)
export const CompositeSliceContentType = "CompositeSliceContent" as const

export const CompositeSliceContentSchema = z.object({
	__TYPE__: z.literal(CompositeSliceContentType),
	nonRepeat: z.record(z.string(), NestableContentSchema),
	repeat: z.array(GroupItemContentSchema),
})

export type CompositeSliceContent = z.infer<typeof CompositeSliceContentSchema>

// Shared (2021 to present)
export const SharedSliceContentType = "SharedSliceContent" as const

export const SharedSliceContentSchema = z.object({
	__TYPE__: z.literal(SharedSliceContentType),
	variation: z.string(),
	primary: z.record(z.string(), NestableAndGroupContentSchema),
	items: z.array(GroupItemContentSchema),
})

export type SharedSliceContent = z.infer<typeof SharedSliceContentSchema>

// All
export const SliceContentSchema: z.ZodMiniType<SliceContent> = z.discriminatedUnion("__TYPE__", [
	LegacySliceContentSchema,
	CompositeSliceContentSchema,
	SharedSliceContentSchema,
])

export type SliceContent = LegacySliceContent | CompositeSliceContent | SharedSliceContent