import { ulid } from 'https://deno.land/x/ulid@v0.3.0/mod.ts'
import { z } from 'https://deno.land/x/zod@v3.21.4/mod.ts'

export const Identifiable = z.object({
	id: z.string().ulid().describe('primary').default(ulid),
})

const KVO = Identifiable

export const Created = z.object({
	createdAt: z.date().default(() => new Date()),
})

export const User = KVO.merge(z.object({
	name: z.string(),
	avatarUrl: z.string().default('https://placekitten.com/512/512'),
	color: z.string().default('#00aaff'),
}))
export type User = z.infer<typeof User>

export const Todo = KVO.merge(z.object({
	description: z.string(),
	emoji: z.string().nullable(),
	doneAt: z.date().nullable(),
	assigneeUserId: z.string().ulid().nullable(),
}))
export type Todo = z.infer<typeof Todo>

export const DailyPhase = z.enum([
	'Morning',
	'Midday',
	'Evening',
	'Bedtime',
	'Night',
])
export type DailyPhase = z.infer<typeof DailyPhase>

export function toPhase(dt?: Date | null): DailyPhase {
	const d = dt || new Date()
	const h = d.getHours()

	if (h >= 6 && h < 12) {
		return 'Morning'
	} else if (h >= 12 && h < 17) {
		return 'Midday'
	} else if (h >= 17 && h < 19) {
		return 'Evening'
	} else if (h >= 19 && h < 23) {
		return 'Bedtime'
	}

	// if (h >= 21 || h < 6) {
	return 'Night'
	// } else
}

export const Task = Todo.omit({ assigneeUserId: true }).merge(z.object({
	phase: DailyPhase,
}))
export type Task = z.infer<typeof Task>