import { vi } from 'vitest'
import type { UpdateStatus } from '@/composables/useUpdate'

export const RUNNING_VERSION = 'v2.2.0-beta'
export const NEW_TAG = 'v2.3.0-beta'
export const RELEASE_URL = 'https://git.example/fsylvain/RenewCMS/releases/tag/v2.3.0-beta'
export const RELEASED_AT = '2026-09-24T08:00:00Z'
export const NOTE_ITEMS = [
	'Images upload faster, and large images no longer stall.',
	'Fixed a problem where a draft could show an old title after saving.',
	'Small improvements to the Users page.',
]

export const STATUS_PATH = '/v1/system/update'
export const CHECK_PATH = '/v1/system/update/check'
export const DOWNLOAD_PATH = '/v1/system/update/download'
export const RESTART_PATH = '/v1/system/update/restart'

export const BOARD_TOTAL_BYTES = 27262976
export const BOARD_DONE_BYTES = 11534336

export function hoursAgo(hours: number) {
	return new Date(Date.now() - hours * 60 * 60 * 1000).toISOString()
}

export function upToDate(overrides: Partial<UpdateStatus> = {}): UpdateStatus {
	return {
		current: RUNNING_VERSION,
		latest: RUNNING_VERSION,
		available: false,
		release_url: RELEASE_URL,
		notes: {
			version: RUNNING_VERSION,
			released_at: RELEASED_AT,
			items: [],
		},
		checked_at: hoursAgo(1),
		can_apply: false,
		state: 'idle',
		progress: null,
		error: null,
		started_at: null,
		finished_at: null,
		container: false,
		...overrides,
	}
}

export function newerAvailable(overrides: Partial<UpdateStatus> = {}): UpdateStatus {
	return upToDate({
		latest: NEW_TAG,
		available: true,
		notes: {
			version: NEW_TAG,
			released_at: RELEASED_AT,
			items: NOTE_ITEMS,
		},
		...overrides,
	})
}

export function stubClipboard() {
	const writeText = vi.fn().mockResolvedValue(undefined)
	Object.defineProperty(navigator, 'clipboard', {
		configurable: true,
		value: { writeText },
	})
	return writeText
}

export function visibleButtonLabels(root: ParentNode = document.body) {
	return Array.from(root.querySelectorAll('button'))
		.map((button) => button.textContent?.trim() ?? '')
		.filter((label) => label !== '')
}

export function findButton(label: string, root: ParentNode = document.body) {
	return Array.from(root.querySelectorAll('button')).find(
		(button) => button.textContent?.trim() === label,
	)
}

export function startable(overrides: Partial<UpdateStatus> = {}): UpdateStatus {
	return newerAvailable({ can_apply: true, ...overrides })
}

export function downloading(percent = 42): UpdateStatus {
	const downloaded =
		percent === 42 ? BOARD_DONE_BYTES : Math.floor((BOARD_TOTAL_BYTES * percent) / 100)
	return startable({
		state: 'downloading',
		started_at: '2026-09-30T09:51:00Z',
		progress: {
			percent,
			downloaded_bytes: downloaded,
			total_bytes: BOARD_TOTAL_BYTES,
		},
	})
}

export function verifying(): UpdateStatus {
	return startable({ state: 'verifying', started_at: '2026-09-30T09:51:00Z' })
}

export function ready(): UpdateStatus {
	return startable({ state: 'ready', started_at: '2026-09-30T09:51:00Z' })
}

export function failedWith(error: 'download' | 'verification'): UpdateStatus {
	return startable({
		state: 'failed',
		error,
		started_at: '2026-09-30T09:51:00Z',
	})
}

export const RESTART_STARTED_AT = '2026-09-30T09:51:00Z'
export const RESTART_FINISHED_AT = '2026-09-30T09:52:00Z'

export function restarting(): UpdateStatus {
	return startable({ state: 'restarting', started_at: RESTART_STARTED_AT })
}

export function updateSucceeded(): UpdateStatus {
	return upToDate({
		current: NEW_TAG,
		latest: NEW_TAG,
		available: false,
		can_apply: true,
		state: 'succeeded',
		started_at: RESTART_STARTED_AT,
		finished_at: RESTART_FINISHED_AT,
	})
}

export function rolledBack(error: 'rolled_back' | 'install' = 'rolled_back'): UpdateStatus {
	return startable({
		state: 'failed',
		error,
		started_at: RESTART_STARTED_AT,
		finished_at: RESTART_FINISHED_AT,
	})
}

export function plainRestartDone(): UpdateStatus {
	return upToDate({
		can_apply: true,
		state: 'idle',
		started_at: null,
		finished_at: RESTART_FINISHED_AT,
	})
}

export const PURGE_SETTINGS_PATH = '/v1/media/purge-settings'

export const DEFAULT_PURGE_SETTINGS = {
	auto_purge_enabled: false,
	auto_purge_interval_days: 30,
	last_purge_at: null,
	last_purge_merged: 0,
	last_purge_articles_updated: 0,
	enabled_at: null,
	next_purge_at: null,
}