import * as prismic from "@prismicio/client"

import { createFaker, type Faker } from "../lib/createFaker"
import type { MockValueStateConfig, MockValueConfig } from "../types"
import { richText } from "./richText"

export type MockTableValueConfig<
	Model extends prismic.CustomTypeModelTableField = prismic.CustomTypeModelTableField,
	State extends prismic.FieldState = prismic.FieldState,
> = MockValueConfig<Model> & MockValueStateConfig<State>

export type MockTableValue<State extends prismic.FieldState = prismic.FieldState> =
	prismic.TableField<State>

export const table = <
	Model extends prismic.CustomTypeModelTableField = prismic.CustomTypeModelTableField,
	State extends prismic.FieldState = "filled",
>(
	config: MockTableValueConfig<Model, State>,
): MockTableValue<State> => {
	const faker = config.faker || createFaker(config.seed)

	const cells = faker.range(1, 10)
	const bodyRows = faker.range(1, 10)

	return (
		config.state === "empty"
			? null
			: {
					head: {
						rows: [
							{
								cells: Array.from({ length: cells }, () =>
									mockTableCell({
										type: "header",
										faker,
									}),
								),
							},
						],
					},
					body: {
						rows: Array.from({ length: bodyRows }, () => ({
							cells: Array.from({ length: cells }, () =>
								mockTableCell({
									type: "data",
									faker,
								}),
							),
						})),
					},
				}
	) as MockTableValue<State>
}

// Only exported for testing purposes, to ensure the model used is in sync with the internal one.
export const TableCell = {
	type: "StructuredText",
	config: {
		multi: [
			prismic.RichTextNodeType.paragraph,
			prismic.RichTextNodeType.strong,
			prismic.RichTextNodeType.em,
			prismic.RichTextNodeType.hyperlink,
		].join(","),
	},
} as const

const mockTableCell = ({ type, faker }: { type: "header" | "data"; faker: Faker }) => ({
	type,
	content: richText({
		faker,
		model: TableCell,
	}),
})