import type * as prismic from "@prismicio/client"

import { capitalCase, pascalCase, sentenceCase, snakeCase } from "../lib/changeCase"
import { createFaker } from "../lib/createFaker"
import { getMockImageData } from "../lib/getMockImageData"
import type { MockModelConfig, NestedGroupFieldModelMap, SlicePrimaryFieldModelMap } from "../types"

export type MockSharedSliceVariationModelConfig<
	ID extends string = string,
	PrimaryFields extends SlicePrimaryFieldModelMap = SlicePrimaryFieldModelMap,
	ItemsFields extends NestedGroupFieldModelMap = NestedGroupFieldModelMap,
> = {
	id?: ID
	name?: string
	primaryFields?: PrimaryFields
	itemsFields?: ItemsFields
} & MockModelConfig

export const sharedSliceVariation = <
	ID extends string,
	PrimaryFields extends SlicePrimaryFieldModelMap,
	ItemsFields extends NestedGroupFieldModelMap,
>(
	config: MockSharedSliceVariationModelConfig<ID, PrimaryFields, ItemsFields>,
): prismic.SharedSliceModelVariation<ID, PrimaryFields, ItemsFields> => {
	const faker = config.faker || createFaker(config.seed)

	let name: string = config.name || capitalCase(faker.words(faker.range(1, 2)))
	let id: ID = config.id || (snakeCase(name) as ID)

	if (config.id && !config.name) {
		name = pascalCase(config.id)
	} else if (config.name && !config.id) {
		id = snakeCase(config.name) as ID
	}

	const imageData = getMockImageData({ faker })

	return {
		id,
		name,
		description: sentenceCase(faker.words(faker.range(5, 10))),
		docURL: faker.url(),
		version: faker.hash(7),
		primary: config.primaryFields || ({} as PrimaryFields),
		items: config.itemsFields || ({} as ItemsFields),
		imageUrl: imageData.url,
	}
}