import { parseAuth } from './auth.ts'
import { accounts } from './accounts.ts'
import { getMe } from './me.ts'
import {
	inferOperationFromPath,
	normalizeIntercomPath,
	oauthConnectUrl,
	permissionForOperation,
} from './setup.ts'
import type { IntercomAuthInput } from './types.ts'
import { requireRecord } from './types.ts'

export type SmokeTestInput = IntercomAuthInput & {
	/** When true, skip the live `/me` query even if credentials exist. */
	setupOnly?: boolean
}

/**
 * Verify Intercom auth without returning email or workspace name. Without
 * credentials this still returns setup URLs so the package is forkable before
 * anyone connects.
 * @example
 * import smokeTest from 'kody:@kody/intercom/smoke-test'
 * const result = await smokeTest()
 */
export async function smokeTest(params: SmokeTestInput = {}) {
	const connectUrl = oauthConnectUrl('intercom')
	const selfCheck = {
		ok: true as const,
		contactPath: normalizeIntercomPath('/contacts') === '/contacts',
		searchIsRead: inferOperationFromPath('POST', '/contacts/search') === 'contacts.read',
		conversationWrite:
			inferOperationFromPath('POST', '/conversations/1/reply') === 'conversations.write',
		articleWrite: inferOperationFromPath('POST', '/articles') === 'articles.write',
		articleRead: inferOperationFromPath('GET', '/articles') === 'articles.read',
		meRead: inferOperationFromPath('GET', '/me') === 'me.read',
		contactWritePermission: permissionForOperation('contacts.write') === 'Read and write users',
		connectUrlUsesIntercomHost: connectUrl.includes('app.intercom.com'),
		connectUrlUsesEagleToken: connectUrl.includes('auth%2Feagle%2Ftoken'),
	}
	const info = await accounts(params)
	const canLive = Boolean(info.preferredAuth) && params.setupOnly !== true

	if (!canLive) {
		return {
			ok: true,
			live: false,
			selfCheck,
			authMode: info.preferredAuth,
			integrationName: info.integrationName,
			secretName: info.secretName,
			oauthConnected: info.oauthConnected,
			accessTokenSaved: info.accessTokenSaved,
			hasAdminId: false,
			setup: {
				connectUrl: info.connectUrl,
				accessTokenUrl: info.accessTokenUrl,
				callbackUrl: info.callbackUrl,
				requiredHosts: info.requiredHosts,
			},
		}
	}

	const me = await getMe(params)
	return {
		ok: true,
		live: true,
		selfCheck,
		authMode: info.preferredAuth,
		integrationName: info.integrationName,
		secretName: info.secretName,
		oauthConnected: info.oauthConnected,
		accessTokenSaved: info.accessTokenSaved,
		hasAdminId: Boolean(me.id),
		region: me.app.region,
		setup: {
			connectUrl: info.connectUrl,
			accessTokenUrl: info.accessTokenUrl,
			callbackUrl: info.callbackUrl,
			requiredHosts: info.requiredHosts,
		},
	}
}

/**
 * Verify Intercom auth without returning email or workspace name.
 * @example
 * import smokeTest from 'kody:@kody/intercom/smoke-test'
 * const result = await smokeTest({ setupOnly: true })
 */
export default async function smokeTestEntrypoint(
	params: SmokeTestInput & Record<string, unknown> = {},
) {
	const input = requireRecord(params, 'smoke-test')
	return smokeTest({
		...parseAuth(input),
		setupOnly: input.setupOnly === true,
	})
}