Files
standardnotes-app-web/packages/web/src/javascripts/Components/ChallengeModal/ChallengeModal.tsx
2023-08-11 22:50:13 +05:30

342 lines
12 KiB
TypeScript

import { WebApplication } from '@/Application/WebApplication'
import {
ButtonType,
Challenge,
ChallengePrompt,
ChallengeReason,
ChallengeValidation,
ChallengeValue,
removeFromArray,
} from '@standardnotes/snjs'
import { ProtectedIllustration } from '@standardnotes/icons'
import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
import Button from '@/Components/Button/Button'
import Icon from '@/Components/Icon/Icon'
import ChallengeModalPrompt from './ChallengePrompt'
import LockscreenWorkspaceSwitcher from './LockscreenWorkspaceSwitcher'
import { WebApplicationGroup } from '@/Application/WebApplicationGroup'
import { ChallengeModalValues } from './ChallengeModalValues'
import { InputValue } from './InputValue'
import { classNames } from '@standardnotes/utils'
import ModalOverlay from '../Modal/ModalOverlay'
import Modal from '../Modal/Modal'
import { MutuallyExclusiveMediaQueryBreakpoints, useMediaQuery } from '@/Hooks/useMediaQuery'
import { useAutoElementRect } from '@/Hooks/useElementRect'
type Props = {
application: WebApplication
mainApplicationGroup: WebApplicationGroup
challenge: Challenge
onDismiss?: (challenge: Challenge) => void
}
const validateValues = (values: ChallengeModalValues, prompts: ChallengePrompt[]): ChallengeModalValues | undefined => {
let hasInvalidValues = false
const validatedValues = { ...values }
for (const prompt of prompts) {
const value = validatedValues[prompt.id]
if (typeof value.value === 'string' && value.value.length === 0) {
validatedValues[prompt.id].invalid = true
hasInvalidValues = true
}
}
if (!hasInvalidValues) {
return validatedValues
}
return undefined
}
const ChallengeModal: FunctionComponent<Props> = ({ application, mainApplicationGroup, challenge, onDismiss }) => {
const promptsContainerRef = useRef<HTMLFormElement>(null)
const [values, setValues] = useState<ChallengeModalValues>(() => {
const values = {} as ChallengeModalValues
for (const prompt of challenge.prompts) {
values[prompt.id] = {
prompt,
value: prompt.initialValue ?? '',
invalid: false,
}
}
return values
})
const [isSubmitting, setIsSubmitting] = useState(false)
const [isProcessing, setIsProcessing] = useState(false)
const [, setProcessingPrompts] = useState<ChallengePrompt[]>([])
const shouldShowForgotPasscode = [ChallengeReason.ApplicationUnlock, ChallengeReason.Migration].includes(
challenge.reason,
)
const shouldShowWorkspaceSwitcher = challenge.reason === ChallengeReason.ApplicationUnlock
const submit = useCallback(() => {
const validatedValues = validateValues(values, challenge.prompts)
if (!validatedValues) {
return
}
if (isSubmitting || isProcessing) {
return
}
setIsSubmitting(true)
setIsProcessing(true)
const valuesToProcess: ChallengeValue[] = []
for (const inputValue of Object.values(validatedValues)) {
const rawValue = inputValue.value
const value = { prompt: inputValue.prompt, value: rawValue }
valuesToProcess.push(value)
}
const processingPrompts = valuesToProcess.map((v) => v.prompt)
setIsProcessing(processingPrompts.length > 0)
setProcessingPrompts(processingPrompts)
/**
* Unfortunately neccessary to wait 50ms so that the above setState call completely
* updates the UI to change processing state, before we enter into UI blocking operation
* (crypto key generation)
*/
setTimeout(() => {
if (valuesToProcess.length > 0) {
if (challenge.customHandler) {
void challenge.customHandler(challenge, valuesToProcess)
} else {
application.submitValuesForChallenge(challenge, valuesToProcess).catch(console.error)
}
} else {
setIsProcessing(false)
}
setIsSubmitting(false)
}, 50)
}, [application, challenge, isProcessing, isSubmitting, values])
const onValueChange = useCallback(
(value: InputValue['value'], prompt: ChallengePrompt) => {
const newValues = { ...values }
newValues[prompt.id].invalid = false
newValues[prompt.id].value = value
setValues(newValues)
},
[values],
)
const cancelChallenge = useCallback(() => {
if (challenge.cancelable) {
application.cancelChallenge(challenge)
onDismiss?.(challenge)
}
}, [application, challenge, onDismiss])
useEffect(() => {
const removeChallengeObserver = application.addChallengeObserver(challenge, {
onValidValue: (value) => {
setValues((values) => {
const newValues = { ...values }
newValues[value.prompt.id].invalid = false
return newValues
})
setProcessingPrompts((currentlyProcessingPrompts) => {
const processingPrompts = currentlyProcessingPrompts.slice()
removeFromArray(processingPrompts, value.prompt)
setIsProcessing(processingPrompts.length > 0)
return processingPrompts
})
},
onInvalidValue: (value) => {
setValues((values) => {
const newValues = { ...values }
newValues[value.prompt.id].invalid = true
return newValues
})
/** If custom validation, treat all values together and not individually */
if (!value.prompt.validates) {
setProcessingPrompts([])
setIsProcessing(false)
} else {
setProcessingPrompts((currentlyProcessingPrompts) => {
const processingPrompts = currentlyProcessingPrompts.slice()
removeFromArray(processingPrompts, value.prompt)
setIsProcessing(processingPrompts.length > 0)
return processingPrompts
})
}
},
onComplete: () => {
onDismiss?.(challenge)
},
onCancel: () => {
onDismiss?.(challenge)
},
})
return () => {
removeChallengeObserver()
}
}, [application, challenge, onDismiss])
const biometricPrompt = challenge.prompts.find((prompt) => prompt.validation === ChallengeValidation.Biometric)
const authenticatorPrompt = challenge.prompts.find(
(prompt) => prompt.validation === ChallengeValidation.Authenticator,
)
const hasOnlyBiometricPrompt = challenge.prompts.length === 1 && !!biometricPrompt
const hasOnlyAuthenticatorPrompt = challenge.prompts.length === 1 && !!authenticatorPrompt
const wasBiometricInputSuccessful = !!biometricPrompt && !!values[biometricPrompt.id].value
const wasAuthenticatorInputSuccessful = !!authenticatorPrompt && !!values[authenticatorPrompt.id].value
const hasSecureTextPrompt = challenge.prompts.some((prompt) => prompt.secureTextEntry)
const shouldShowSubmitButton = !(hasOnlyBiometricPrompt || hasOnlyAuthenticatorPrompt)
useEffect(() => {
const shouldAutoSubmit =
(hasOnlyBiometricPrompt && wasBiometricInputSuccessful) ||
(hasOnlyAuthenticatorPrompt && wasAuthenticatorInputSuccessful)
const shouldFocusSecureTextPrompt = hasSecureTextPrompt && wasBiometricInputSuccessful
if (shouldAutoSubmit) {
submit()
} else if (shouldFocusSecureTextPrompt) {
const secureTextEntry = promptsContainerRef.current?.querySelector(
'input[type="password"]',
) as HTMLInputElement | null
secureTextEntry?.focus()
}
}, [
wasBiometricInputSuccessful,
hasOnlyBiometricPrompt,
submit,
hasSecureTextPrompt,
hasOnlyAuthenticatorPrompt,
wasAuthenticatorInputSuccessful,
])
useEffect(() => {
const removeListener = application.addAndroidBackHandlerEventListener(() => {
if (challenge.cancelable) {
cancelChallenge()
}
return true
})
return () => {
if (removeListener) {
removeListener()
}
}
}, [application, cancelChallenge, challenge.cancelable])
const isMobileScreen = useMediaQuery(MutuallyExclusiveMediaQueryBreakpoints.sm)
const isFullScreenBlocker = challenge.reason === ChallengeReason.ApplicationUnlock
const isMobileOverlay = isMobileScreen && !isFullScreenBlocker
const [modalElement, setModalElement] = useState<HTMLDivElement | null>(null)
const modalElementRect = useAutoElementRect(modalElement, {
updateOnWindowResize: true,
})
return (
<ModalOverlay
isOpen={true}
key={challenge.id}
ref={setModalElement}
close={cancelChallenge}
hideOnInteractOutside={false}
backdropClassName={isFullScreenBlocker ? 'bg-passive-5' : ''}
className={classNames(
'sn-component challenge-modal relative m-0 flex h-full w-full flex-col items-center rounded border-solid border-border bg-default p-0 md:h-auto md:!w-max',
!isMobileScreen && 'shadow-overlay-light',
isMobileOverlay && 'shadow-overlay-light border border-solid border-border',
)}
>
<Modal
title="Authenticate"
close={cancelChallenge}
customHeader={<></>}
customFooter={<></>}
disableCustomHeader={isMobileScreen}
actions={[
{
label: 'Cancel',
onClick: cancelChallenge,
type: 'primary',
hidden: !challenge.cancelable,
mobileSlot: 'right',
},
]}
>
{challenge.cancelable && (
<button
onClick={cancelChallenge}
aria-label="Close modal"
className="absolute right-4 top-4 hidden cursor-pointer border-0 bg-transparent p-1 md:flex"
>
<Icon type="close" className="text-neutral" />
</button>
)}
<div className="flex min-h-0 w-full flex-grow flex-col items-center overflow-auto p-8">
<ProtectedIllustration
className={classNames(
'mb-4 h-30 w-30 flex-shrink-0',
modalElementRect && modalElementRect.height < 500 ? 'hidden md:block' : '',
)}
/>
<div className="mb-3 max-w-76 text-center text-lg font-bold">{challenge.heading}</div>
{challenge.subheading && (
<div className="break-word mb-4 max-w-76 text-center text-sm">{challenge.subheading}</div>
)}
<form
className="flex w-full max-w-76 flex-col items-center md:min-w-76"
onSubmit={(e) => {
e.preventDefault()
submit()
}}
ref={promptsContainerRef}
>
{challenge.prompts.map((prompt, index) => (
<ChallengeModalPrompt
application={application}
key={prompt.id}
prompt={prompt}
values={values}
index={index}
onValueChange={onValueChange}
isInvalid={values[prompt.id].invalid}
contextData={prompt.contextData}
/>
))}
</form>
{shouldShowSubmitButton && (
<Button primary disabled={isProcessing} className="mb-3.5 mt-1 min-w-76" onClick={submit}>
{isProcessing ? 'Generating Keys...' : 'Submit'}
</Button>
)}
{shouldShowForgotPasscode && (
<Button
className="flex min-w-76 items-center justify-center"
onClick={() => {
application.alerts
.confirm(
'If you forgot your local passcode, your only option is to clear your local data from this device and sign back in to your account.',
'Forgot passcode?',
'Delete local data',
ButtonType.Danger,
)
.then((shouldDeleteLocalData) => {
if (shouldDeleteLocalData) {
application.user.signOut().catch(console.error)
}
})
.catch(console.error)
}}
>
<Icon type="help" className="mr-2 text-neutral" />
Forgot passcode?
</Button>
)}
{shouldShowWorkspaceSwitcher && <LockscreenWorkspaceSwitcher mainApplicationGroup={mainApplicationGroup} />}
</div>
</Modal>
</ModalOverlay>
)
}
export default ChallengeModal