elk/composables/users.ts
2022-11-29 13:43:06 +08:00

91 lines
2.8 KiB
TypeScript

import { login as loginMasto } from 'masto'
import type { AccountCredentials, Instance } from 'masto'
import { clearUserDrafts } from './statusDrafts'
import type { UserLogin } from '~/types'
import { DEFAULT_POST_CHARS_LIMIT, DEFAULT_SERVER, STORAGE_KEY_CURRENT_USER, STORAGE_KEY_SERVERS, STORAGE_KEY_USERS } from '~/constants'
const users = useLocalStorage<UserLogin[]>(STORAGE_KEY_USERS, [], { deep: true })
const servers = useLocalStorage<Record<string, Instance>>(STORAGE_KEY_SERVERS, {}, { deep: true })
const currentUserId = useLocalStorage<string>(STORAGE_KEY_CURRENT_USER, '')
export const currentUser = computed<UserLogin | undefined>(() => {
let user: UserLogin | undefined
if (currentUserId.value) {
user = users.value.find(user => user.account?.id === currentUserId.value)
if (user)
return user
}
// Fallback to the first account
return users.value[0]
})
export const currentServer = computed<string>(() => currentUser.value?.server || DEFAULT_SERVER)
export const useUsers = () => users
export const currentInstance = computed<null | Instance>(() => currentUserId.value ? servers.value[currentUserId.value] ?? null : null)
export const characterLimit = computed(() => currentInstance.value?.configuration.statuses.maxCharacters ?? DEFAULT_POST_CHARS_LIMIT)
export async function loginTo(user?: Omit<UserLogin, 'account'> & { account?: AccountCredentials }) {
if (user) {
const existing = users.value.find(u => u.server === user.server && u.token === user.token)
if (existing && currentUserId.value !== user.account?.id)
currentUserId.value = user.account?.id
}
const masto = await loginMasto({
url: `https://${user?.server || DEFAULT_SERVER}`,
accessToken: user?.token,
})
if (user?.token) {
try {
const me = await masto.accounts.verifyCredentials()
user.account = me
if (!users.value.some(u => u.server === user.server && u.token === user.token))
users.value.push(user as UserLogin)
currentUserId.value = me.id
servers.value[me.id] = await masto.instances.fetch()
}
catch {
await signout()
}
}
setMasto(masto)
return masto
}
export async function signout() {
// TODO: confirm
if (!currentUser.value)
return
const _currentUserId = currentUser.value.account.id
const index = users.value.findIndex(u => u.account?.id === _currentUserId)
if (index !== -1) {
// Clear stale data
delete servers.value[_currentUserId]
clearUserDrafts()
clearUserFeatureFlags()
currentUserId.value = ''
// Remove the current user from the users
users.value.splice(index, 1)
}
// Set currentUserId to next user if available
currentUserId.value = users.value[0]?.account?.id
if (!currentUserId.value)
await useRouter().push('/public')
await loginTo(currentUser.value)
}