import type { Provider } from '@nestjs/common'

import { PASSPORT_OPTIONS } from './constants'
import type { PassportAsyncOptions, PassportOptions } from './interfaces'

export function createPassportOptionsProvider(
	options: PassportOptions
): Provider {
	return {
		provide: PASSPORT_OPTIONS,
		useValue: Object.freeze({ ...options })
	}
}

export function createPassportAsyncOptionsProvider(
	options: PassportAsyncOptions
): Provider {
	return {
		provide: PASSPORT_OPTIONS,
		useFactory: async (...args: any[]) => {
			const resolved = await options.useFactory!(...args)

			if (!resolved || typeof resolved.secretKey !== 'string') {
				throw new Error(
					'[Passport Module] "secretKey" обязателен для заполнения и должен быть строкой.'
				)
			}

			return Object.freeze({ ...resolved })
		},
		inject: options.inject ?? []
	}
}