import { createClient } from '@supabase/supabase-js';
import * as fs from 'fs';
import * as path from 'path';

/**
 * Global teardown: delete all test-created data from Supabase.
 * Runs after all Playwright tests complete.
 *
 * Matches documents/folders/kanbans by name prefixes used in tests:
 *   "Test Folder", "Test Doc", "Test Board", "Nav Folder", "Rename Me", "Renamed"
 * Matches kanban boards by name prefix: "PW Board", "Board A", "Board B"
 * Matches org_invites by email pattern: "playwright-test-*@example.com"
 * Matches org_roles by name prefix: "Tester"
 */

// Load .env manually since we're outside Vite
function loadEnv() {
	try {
		const envPath = path.resolve(process.cwd(), '.env');
		const content = fs.readFileSync(envPath, 'utf-8');
		for (const line of content.split('\n')) {
			const trimmed = line.trim();
			if (!trimmed || trimmed.startsWith('#')) continue;
			const eqIdx = trimmed.indexOf('=');
			if (eqIdx === -1) continue;
			const key = trimmed.slice(0, eqIdx);
			const value = trimmed.slice(eqIdx + 1);
			if (!process.env[key]) process.env[key] = value;
		}
	} catch { /* .env not found - rely on process.env */ }
}
loadEnv();

const SUPABASE_URL = process.env.PUBLIC_SUPABASE_URL || '';
const SUPABASE_KEY = process.env.PUBLIC_SUPABASE_ANON_KEY || '';

// Name prefixes used by tests when creating data
const DOC_PREFIXES = ['Test Folder', 'Test Doc', 'Test Board', 'Nav Folder', 'Rename Me', 'Renamed'];
const BOARD_PREFIXES = ['PW Board', 'PW Card Board', 'PW Detail Board', 'Board A', 'Board B'];
const ROLE_PREFIX = 'Tester';
const TAG_PREFIX = 'PW Tag';
const EVENT_PREFIXES = ['PW Event', 'PW Detail', 'PW Delete', 'PW Test Event', 'PW Finance'];
const SPONSOR_PREFIXES = ['PW Sponsor'];
const CONTACT_PREFIXES = ['PW Contact', 'PW Vendor'];
const INVITE_EMAIL_PATTERN = 'playwright-test-%@example.com';

export default async function globalTeardown() {
	if (!SUPABASE_KEY) {
		console.log('[cleanup] No SUPABASE_ANON_KEY - skipping cleanup');
		return;
	}

	// Authenticate using the test user credentials directly
	const supabase = createClient(SUPABASE_URL, SUPABASE_KEY);
	const { error: authError } = await supabase.auth.signInWithPassword({
		email: 'tipilan@ituk.ee',
		password: 'gu&u6QTMbJK7nT',
	});

	if (authError) {
		console.log('[cleanup] Auth failed - skipping cleanup:', authError.message);
		return;
	}

	// Get the org ID for root-test
	const { data: org } = await supabase
		.from('organizations')
		.select('id')
		.eq('slug', 'root-test')
		.single();

	if (!org) {
		console.log('[cleanup] root-test org not found - skipping cleanup');
		return;
	}

	const orgId = org.id;
	let totalDeleted = 0;

	// 1. Delete test documents (folders, docs, kanbans)
	for (const prefix of DOC_PREFIXES) {
		const { data: docs } = await supabase
			.from('documents')
			.select('id')
			.eq('org_id', orgId)
			.ilike('name', `${prefix}%`);

		if (docs && docs.length > 0) {
			const ids = docs.map(d => d.id);
			const { error } = await supabase
				.from('documents')
				.delete()
				.in('id', ids);

			if (!error) {
				totalDeleted += docs.length;
			} else {
				console.log(`[cleanup] Failed to delete docs with prefix "${prefix}":`, error.message);
			}
		}
	}

	// 2. Delete test kanban boards
	for (const prefix of BOARD_PREFIXES) {
		const { data: boards } = await supabase
			.from('kanban_boards')
			.select('id')
			.eq('org_id', orgId)
			.ilike('name', `${prefix}%`);

		if (boards && boards.length > 0) {
			const ids = boards.map(b => b.id);
			const { error } = await supabase
				.from('kanban_boards')
				.delete()
				.in('id', ids);

			if (!error) {
				totalDeleted += boards.length;
			} else {
				console.log(`[cleanup] Failed to delete boards with prefix "${prefix}":`, error.message);
			}
		}
	}

	// 3. Delete test invites (playwright-test-*@example.com)
	const { data: invites } = await supabase
		.from('org_invites')
		.select('id')
		.eq('org_id', orgId)
		.ilike('email', INVITE_EMAIL_PATTERN);

	if (invites && invites.length > 0) {
		const ids = invites.map(i => i.id);
		await supabase.from('org_invites').delete().in('id', ids);
		totalDeleted += invites.length;
	}

	// 4. Delete test roles
	const { data: roles } = await supabase
		.from('org_roles')
		.select('id')
		.eq('org_id', orgId)
		.ilike('name', `${ROLE_PREFIX}%`);

	if (roles && roles.length > 0) {
		const ids = roles.map(r => r.id);
		await supabase.from('org_roles').delete().in('id', ids);
		totalDeleted += roles.length;
	}

	// 5. Delete test tags
	const { data: tags } = await supabase
		.from('tags')
		.select('id')
		.eq('org_id', orgId)
		.ilike('name', `${TAG_PREFIX}%`);

	if (tags && tags.length > 0) {
		const ids = tags.map(t => t.id);
		await supabase.from('tags').delete().in('id', ids);
		totalDeleted += tags.length;
	}

	// 6. Delete test calendar events
	for (const prefix of EVENT_PREFIXES) {
		const { data: events } = await supabase
			.from('calendar_events')
			.select('id')
			.eq('org_id', orgId)
			.ilike('title', `${prefix}%`);

		if (events && events.length > 0) {
			const ids = events.map(e => e.id);
			const { error } = await supabase
				.from('calendar_events')
				.delete()
				.in('id', ids);

			if (!error) {
				totalDeleted += events.length;
			} else {
				console.log(`[cleanup] Failed to delete events with prefix "${prefix}":`, error.message);
			}
		}
	}

	// 7. Delete test sponsors (via name prefix)
	for (const prefix of SPONSOR_PREFIXES) {
		const { data: sponsors } = await (supabase as any)
			.from('sponsors')
			.select('id')
			.ilike('name', `${prefix}%`);

		if (sponsors && sponsors.length > 0) {
			const ids = sponsors.map((s: any) => s.id);
			const { error } = await (supabase as any)
				.from('sponsors')
				.delete()
				.in('id', ids);

			if (!error) {
				totalDeleted += sponsors.length;
			} else {
				console.log(`[cleanup] Failed to delete sponsors with prefix "${prefix}":`, error.message);
			}
		}
	}

	// 8. Delete test org contacts (via name prefix)
	for (const prefix of CONTACT_PREFIXES) {
		const { data: contacts } = await (supabase as any)
			.from('org_contacts')
			.select('id')
			.eq('org_id', orgId)
			.ilike('name', `${prefix}%`);

		if (contacts && contacts.length > 0) {
			const ids = contacts.map((c: any) => c.id);
			const { error } = await (supabase as any)
				.from('org_contacts')
				.delete()
				.in('id', ids);

			if (!error) {
				totalDeleted += contacts.length;
			} else {
				console.log(`[cleanup] Failed to delete contacts with prefix "${prefix}":`, error.message);
			}
		}
	}

	if (totalDeleted > 0) {
		console.log(`[cleanup] Deleted ${totalDeleted} test-created items from root-test org`);
	} else {
		console.log('[cleanup] No test data to clean up');
	}
}