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import {AtpSessionData, AtpSessionEvent} from '@atproto/api'
import {sha256} from 'js-sha256'
import {Statsig} from 'statsig-react-native-expo'
import {Schema} from '../persisted'
import {Action, State} from './reducer'
import {SessionAccount} from './types'
type Reducer = (state: State, action: Action) => State
type Log =
| {
type: 'reducer:init'
state: State
}
| {
type: 'reducer:call'
action: Action
prevState: State
nextState: State
}
| {
type: 'method:start'
method:
| 'createAccount'
| 'login'
| 'logout'
| 'resumeSession'
| 'removeAccount'
account?: SessionAccount
}
| {
type: 'method:end'
method:
| 'createAccount'
| 'login'
| 'logout'
| 'resumeSession'
| 'removeAccount'
account?: SessionAccount
}
| {
type: 'persisted:broadcast'
data: Schema['session']
}
| {
type: 'persisted:receive'
data: Schema['session']
}
| {
type: 'agent:switch'
prevAgent: object
nextAgent: object
}
| {
type: 'agent:patch'
agent: object
prevSession: AtpSessionData | undefined
nextSession: AtpSessionData
}
export function wrapSessionReducerForLogging(reducer: Reducer): Reducer {
return function loggingWrapper(prevState: State, action: Action): State {
const nextState = reducer(prevState, action)
addSessionDebugLog({type: 'reducer:call', prevState, action, nextState})
return nextState
}
}
let nextMessageIndex = 0
const MAX_SLICE_LENGTH = 1000
// Not gated.
export function addSessionEventLog(did: string, event: AtpSessionEvent) {
try {
if (!Statsig.initializeCalled() || !Statsig.getStableID()) {
return
}
Statsig.logEvent('session:event', null, {did, event})
} catch (e) {
console.error(e)
}
}
export function addSessionDebugLog(log: Log) {
try {
if (!Statsig.initializeCalled() || !Statsig.getStableID()) {
// Drop these logs for now.
return
}
if (!Statsig.checkGate('debug_session')) {
return
}
const messageIndex = nextMessageIndex++
const {type, ...content} = log
let payload = JSON.stringify(content, replacer)
let nextSliceIndex = 0
while (payload.length > 0) {
const sliceIndex = nextSliceIndex++
const slice = payload.slice(0, MAX_SLICE_LENGTH)
payload = payload.slice(MAX_SLICE_LENGTH)
Statsig.logEvent('session:debug', null, {
realmId,
messageIndex: String(messageIndex),
messageType: type,
sliceIndex: String(sliceIndex),
slice,
})
}
} catch (e) {
console.error(e)
}
}
let agentIds = new WeakMap<object, string>()
let realmId = Math.random().toString(36).slice(2)
let nextAgentId = 1
function getAgentId(agent: object) {
let id = agentIds.get(agent)
if (id === undefined) {
id = realmId + '::' + nextAgentId++
agentIds.set(agent, id)
}
return id
}
function replacer(key: string, value: unknown) {
if (typeof value === 'object' && value != null && 'api' in value) {
return getAgentId(value)
}
if (
key === 'service' ||
key === 'email' ||
key === 'emailConfirmed' ||
key === 'emailAuthFactor' ||
key === 'pdsUrl'
) {
return undefined
}
if (
typeof value === 'string' &&
(key === 'refreshJwt' || key === 'accessJwt')
) {
return sha256(value)
}
return value
}
|
